Ontario International, CA

4:54 AM PDT on May 25, 2013 (GMT -0700)
Elev: 942 ft
Lon: 117.6° W
Lat: 34.1° N
Source
Rapid Fire Updates™
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Tropical Weather: Invest 91E (East Pacific)
News
May 24, 2013
Another severe weather outbreak is possible in the Plains next week.
May 24, 2013
The potential of tornadoes on May 20, 2013 was well forecast, likely saving many more lives in the Moore tornado.
May 24, 2013
It was early Thursday afternoon at the makeshift animal shelter at the Cleveland County, Okla. Fairgrounds, and Erin Brickman had yet to sleep from the night before.
May 24, 2013
This Memorial Day weekend, 31.2 million Americans will drive 50 miles or more to a beach, campground or other getaway, according to car lobbying group AAA.
May 24, 2013
Tragedy is feared on one of the world's tallest peaks.
May 24, 2013
An earthquake in far northeastern California was felt by thousands of people as far away as San Francisco.
May 24, 2013
A survivor describes the horrifying ordeal that occurred Thursday night in Washington.
May 23, 2013
Officials are being attacked by residents in India because of a nasty heat wave.
May 23, 2013
There's a new record for the oldest person to scale Mount Everest, but it might not last long.
May 24, 2013
Blake Shelton and Carrie Underwood are planning ways to help those devastated in Oklahoma.
May 23, 2013
The young victims of the Moore, Okla. tornado are being remembered by grieving parents.
May 24, 2013
Walk through the history of the U.S. space program with this huge archive of vintage photos from NASA's library of photographs taken throughout the history of manned flight, jet engine development, and the creation of the manned missions to the moon and the Space Shuttle program.
May 23, 2013
Four tourists in Iceland got an expected trip when they set up a picnic on a floating iceberg.
May 22, 2013
In the wake of the devastating tornado that struck Moore, Okla., teachers and educators emerge as heroes.
May 23, 2013
The Moore tornado may have been among the costliest in U.S. history. We count down the top 5 prior to this tornado.
May 24, 2013
The long, tornadic history of the Oklahoma City metro area.
May 22, 2013
Moore, Okla. tornado survivor Bernie Morris recalls the chaos and devastation of the May 20 twister that struck the area.
May 23, 2013
There were far fewer homes damaged than originally believed, according to officials.
May 22, 2013
When a rare EF5 tornado hit Moore, Okla., on Monday afternoon, the citys medical professionals ran toward the destruction not away from it.
May 22, 2013
For survivors of Mondays devastating tornado that killed at least 24 and injured 120 more in suburban Oklahoma, the health threat might not end with the storm.
Weather Summary
Weather Underground Forecast for Saturday, May 25, 2013.

Showers and thunderstorms will develop again across the Northern and Central Plains on Saturday as a low pressure system continues moving eastward across the center of the nation. The system will continue pulling moisture and energy northward from the Gulf of Mexico, bringing showers and thunderstorms to the region from the Northern High Plains into the Mid-Mississippi River Valley. There is a chance that these storms will turn severe across eastern Montana and western North and South Dakotas and western Nebraska. Large hail, damaging winds, and periods of heavy rainfall are likely in these areas, with possibly a few tornadoes. This system will move relativity slowly, thus, expect flooding concerns to increase over the region.

To the south, onshore flow will persist for Texas, maintaining showers and thunderstorms throughout the state on Saturday. Severe storms are not anticipated, but heavy rainfall and problems with flooding may persist for the region. In the East, showery weather will continue for the Northeast on Saturday as a low pressure system lingers over the region. Strong and gusty winds will also continue as this system slowly moves offshore. Out West, another disturbance brings more rain to Washington and Oregon Saturday night into Sunday. High pressure dominating across California and the Desert Southwest will keep most of this moisture away to the north. Thus, expect another sunny and dry day for the rest of the West Coast.
Weather Underground Forecast for Saturday, May 25, 2013.

Showers and thunderstorms will develop again across the Northern and Central Plains on Saturday as a low pressure system continues moving eastward across the center of the nation. The system will continue pulling moisture and energy northward from the Gulf of Mexico, bringing showers and thunderstorms to the region from the Northern High Plains into the Mid-Mississippi River Valley. There is a chance that these storms will turn severe across eastern Montana and western North and South Dakotas and western Nebraska. Large hail, damaging winds, and periods of heavy rainfall are likely in these areas, with possibly a few tornadoes. This system will move relativity slowly, thus, expect flooding concerns to increase over the region.

To the south, onshore flow will persist for Texas, maintaining showers and thunderstorms throughout the state on Saturday. Severe storms are not anticipated, but heavy rainfall and problems with flooding may persist for the region. In the East, showery weather will continue for the Northeast on Saturday as a low pressure system lingers over the region. Strong and gusty winds will also continue as this system slowly moves offshore. Out West, another disturbance brings more rain to Washington and Oregon Saturday night into Sunday. High pressure dominating across California and the Desert Southwest will keep most of this moisture away to the north. Thus, expect another sunny and dry day for the rest of the West Coast.

Ontario International Weather at a Glance

Updated 3:53 AM PDT
Weather Station
Elevation
942 ft
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Now
Overcast
Overcast
Temperature
57 °F
Feels Like 57 °F
Wind(mph)
7
Sunrise / Set
5:42 AM
7:52 PM
Moon
Full
Today
Partly Cloudy 73 °F
Partly Cloudy
Tonight
Partly Cloudy 54 °F
Partly Cloudy
Tomorrow
Partly Cloudy 73 | 57 °F
Partly Cloudy
Monday
Mostly Cloudy 75 | 59 °F
Mostly Cloudy
Tuesday
Partly Cloudy 73 | 54 °F
Partly Cloudy
Wednesday
Partly Cloudy 73 | 55 °F
Partly Cloudy
Today is forecast to be Cooler than yesterday.
Conditions
Pressure
29.94 in
Visibility
8.0 miles
Clouds
Overcast 1300 ft
Moisture
Humidity
77%
Rainfall
0.00 in
Snow Depth
Not available.
METAR
METAR KONT 251053Z 23006KT 8SM OVC013 14/10 A2997 RMK AO2 SLP139 T01390100
Don't speak METAR? Read our FAQ.
Weather Radio
Temperature
Temperature
57 °F
77,74,73,70,68,65,62,60,58,57,56,57,57
Dew Point
50 °F
Wind
Speed / Dir
7 mph from SW
Wind Gust
Health
0 out of 16
Pollen
4.40 out of 12
Pollen Forecast
Ozone
Good
PM2.5
Moderate
Flu Activity
Sporadic
View Flu Map
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Source: BestForecast
Descriptive Forecast
Saturday
partlycloudy Overcast in the morning, then mostly cloudy. High of 73F. Winds from the SW at 5 to 15 mph.
Saturday Night
nt_partlycloudy Partly cloudy. Low of 54F. Winds from the WSW at 5 to 15 mph.
Sunday
partlycloudy Mostly cloudy. High of 73F. Winds from the SSW at 5 to 15 mph.
Sunday Night
nt_partlycloudy Mostly cloudy. Low of 57F. Winds from the SW at 5 to 20 mph.
Monday
mostlycloudy Mostly cloudy in the morning, then overcast. High of 75F. Winds from the SSW at 10 to 15 mph.
Monday Night
nt_mostlycloudy Mostly cloudy in the evening, then overcast. Low of 59F. Winds less than 5 mph.
Tuesday
partlycloudy Overcast. High of 73F. Winds from the SW at 5 to 15 mph.
Tuesday Night
nt_partlycloudy Mostly cloudy in the evening, then overcast. Fog overnight. Low of 54F. Winds from the South at 5 to 10 mph.
Wednesday
partlycloudy Partly cloudy. High of 73F. Winds from the SW at 5 to 15 mph.
Wednesday Night
nt_partlycloudy Partly cloudy. Low of 55F. Winds from the South at 5 to 10 mph shifting to the NNE after midnight.
Thursday
partlycloudy Partly cloudy. High of 81F. Winds from the NNW at 5 to 15 mph shifting to the WSW in the afternoon.
Thursday Night
nt_partlycloudy Clear. Low of 57F. Winds from the NW at 5 to 10 mph shifting to the NNE after midnight.
Friday
partlycloudy Partly cloudy. High of 91F. Winds from the South at 5 to 15 mph.
Friday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Saturday
partlycloudy Partly cloudy. High of 86F. Winds from the SSW at 5 to 15 mph.
Saturday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Sunday
clear Clear. High of 79F. Winds from the WSW at 5 to 15 mph.
Sunday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Monday
clear Clear. High of 79F. Winds from the WSW at 5 to 10 mph.
Monday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Tuesday
clear Clear. High of 79F. Winds from the SW at 5 to 10 mph.
Tuesday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
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Weather Forecast for Ontario International CA

View Calendar 10-Day Forecast for station KONT

Saturday, 25
Partly Cloudy
73 | 54 °F
Partly Cloudy
Chance of
Precipitation
0%
Sunday, 26
Partly Cloudy
73 | 57 °F
Partly Cloudy
Chance of
Precipitation
0%
Monday, 27
Mostly Cloudy
75 | 59 °F
Mostly Cloudy
Chance of
Precipitation
0%
Tuesday, 28
Partly Cloudy
73 | 54 °F
Partly Cloudy
Chance of
Precipitation
0%
Wednesday, 29
Partly Cloudy
73 | 55 °F
Partly Cloudy
Chance of
Precipitation
0%
Thursday, 30
Partly Cloudy
81 | 57 °F
Partly Cloudy
Chance of
Precipitation
0%
Friday, 31
Partly Cloudy
91 | 59 °F
Partly Cloudy
Chance of
Precipitation
0%
Saturday, 1
Partly Cloudy
86 | 59 °F
Partly Cloudy
Chance of
Precipitation
0%
Sunday, 2
Clear
79 | 59 °F
Clear
Chance of
Precipitation
0%
Monday, 3
Clear
79 | 59 °F
Clear
Chance of
Precipitation
0%
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Saturday
partlycloudy Overcast in the morning, then mostly cloudy. High of 73F. Winds from the SW at 5 to 15 mph.
Saturday Night
nt_partlycloudy Partly cloudy. Low of 54F. Winds from the WSW at 5 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 54 | 48 70 | 48 70 | 46 56 | 48
Wind 4 mph WSW 9 mph SW 14 mph WSW 6 mph WSW
Humidity 79% 45% 43% 70%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 100% 100% 33% 62%
Conditions Overcast Overcast Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:42 AM
7:52 PM
The quality of the forecasted high temperature for this day is excellent. MaxT RMSE [1.42], Average RMSE [1.61]
The National Weather Service forecast quality is good. MaxT RMSE [1.87], Average RMSE [1.79] : Use NWS
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Sunday
partlycloudy Mostly cloudy. High of 73F. Winds from the SSW at 5 to 15 mph.
Sunday Night
nt_partlycloudy Mostly cloudy. Low of 57F. Winds from the SW at 5 to 20 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 56 | 48 70 | 48 70 | 48 62 | 48
Wind 4 mph WSW 10 mph SW 15 mph WSW 4 mph WSW
Humidity 75% 45% 44% 62%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 78% 53% 59% 86%
Conditions Mostly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy
Sunrise & Sunset
5:42 AM
7:53 PM
The quality of the forecasted high temperature for this day is good. MaxT RMSE [2.09], Average RMSE [1.97]
The National Weather Service forecast quality is good. MaxT RMSE [2.26], Average RMSE [2.10] : Use NWS
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Monday
mostlycloudy Mostly cloudy in the morning, then overcast. High of 75F. Winds from the SSW at 10 to 15 mph.
Monday Night
nt_mostlycloudy Mostly cloudy in the evening, then overcast. Low of 59F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 60 | 50 69 | 50 72 | 50 62 | 51
Wind 3 mph SE 11 mph SW 12 mph SW 3 mph SSE
Humidity 70% 49% 46% 65%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 86% 49% 70% 89%
Conditions Mostly Cloudy Partly Cloudy Mostly Cloudy Overcast
Sunrise & Sunset
5:41 AM
7:53 PM
The quality of the forecasted high temperature for this day is good. MaxT RMSE [2.44], Average RMSE [1.98]
The National Weather Service forecast quality is fair. MaxT RMSE [2.81], Average RMSE [2.49] : Use NWS
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Tuesday
partlycloudy Overcast. High of 73F. Winds from the SW at 5 to 15 mph.
Tuesday Night
nt_partlycloudy Mostly cloudy in the evening, then overcast. Fog overnight. Low of 54F. Winds from the South at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 46 69 | 46 62 | 49 56 | 53
Wind 1 mph WSW 9 mph SW 12 mph SW 3 mph SSE
Humidity 57% 44% 64% 89%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 100% 100% 35% 39%
Conditions Overcast Overcast Partly Cloudy Fog
Sunrise & Sunset
5:41 AM
7:54 PM
The quality of the forecasted high temperature for this day is fair. MaxT RMSE [2.81], Average RMSE [2.50]
The National Weather Service forecast quality is fair. MaxT RMSE [3.08], Average RMSE [2.33] : Use NWS
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Wednesday
partlycloudy Partly cloudy. High of 73F. Winds from the SW at 5 to 15 mph.
Wednesday Night
nt_partlycloudy Partly cloudy. Low of 55F. Winds from the South at 5 to 10 mph shifting to the NNE after midnight.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 59 | 50 70 | 47 69 | 46 60 | 47
Wind 3 mph SW 11 mph SW 11 mph SW 3 mph SSE
Humidity 71% 44% 45% 62%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 100% 82% 31% 29%
Conditions Overcast Mostly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:40 AM
7:55 PM
The quality of the forecasted high temperature for this day is fair. MaxT RMSE [3.27], Average RMSE [2.50]
The National Weather Service forecast quality is fair. MaxT RMSE [3.50], Average RMSE [2.41] : Use NWS
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Thursday
partlycloudy Partly cloudy. High of 81F. Winds from the NNW at 5 to 15 mph shifting to the WSW in the afternoon.
Thursday Night
nt_partlycloudy Clear. Low of 57F. Winds from the NW at 5 to 10 mph shifting to the NNE after midnight.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 57 | 38 70 | 33 76 | 37 65 | 35
Wind 6 mph North 5 mph WNW 9 mph WSW 6 mph NNE
Humidity 50% 25% 24% 33%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 86% 95% 27% 28%
Conditions Mostly Cloudy Overcast Partly Cloudy Partly Cloudy
Sunrise & Sunset
5:40 AM
7:55 PM
The quality of the forecasted high temperature for this day is poor. MaxT RMSE [4.34], Average RMSE [2.59]
The National Weather Service forecast quality is poor. MaxT RMSE [4.42], Average RMSE [2.98] : Use NWS
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Friday
partlycloudy Partly cloudy. High of 91F. Winds from the South at 5 to 15 mph.
Friday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 60 | 29 75 | 28 80 | 34 67 | 40
Wind 8 mph NNE 6 mph SSW 10 mph SW 1 mph South
Humidity 29% 17% 19% 36%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 49% 58% 25% 26%
Conditions Partly Cloudy Partly Cloudy Clear Partly Cloudy
Sunrise & Sunset
5:40 AM
7:56 PM
The quality of the forecasted high temperature for this day is poor. MaxT RMSE [4.81], Average RMSE [3.17]
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Saturday
partlycloudy Partly cloudy. High of 86F. Winds from the SSW at 5 to 15 mph.
Saturday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 37 74 | 36 80 | 34 62 | -9998
Wind 1 mph East 10 mph SW 10 mph SW 2 mph WSW
Humidity 40% 25% 19% -9998%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 52% 64% 25% 24%
Conditions Partly Cloudy Mostly Cloudy Clear Clear
Sunrise & Sunset
5:39 AM
7:56 PM
The quality of the forecasted high temperature for this day is poor. MaxT RMSE [4.94], Average RMSE [2.36]
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Sunday
clear Clear. High of 79F. Winds from the WSW at 5 to 15 mph.
Sunday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 37 74 | 36 80 | 34 62 | -9998
Wind 1 mph East 10 mph SW 10 mph SW 3 mph WSW
Humidity 40% 25% 19% -9998%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 52% 64% 25% %
Conditions Partly Cloudy Mostly Cloudy Clear Clear
Sunrise & Sunset
5:39 AM
7:57 PM
The quality of the forecasted high temperature for this day is poor. MaxT RMSE [4.92], Average RMSE [2.56]
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Monday
clear Clear. High of 79F. Winds from the WSW at 5 to 10 mph.
Monday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 37 74 | 36 80 | 34 62 | -9998
Wind 1 mph East 10 mph SW 10 mph SW 2 mph WSW
Humidity 40% 25% 19% -9998%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 52% 64% 25% %
Conditions Partly Cloudy Mostly Cloudy Clear Clear
Sunrise & Sunset
5:39 AM
7:58 PM
Source: BestForecast at 12:25 AM PDT on May 25, 2013
Descriptive Forecast
Tuesday
clear Clear. High of 79F. Winds from the SW at 5 to 10 mph.
Tuesday Night
nt_clear Clear. Low of 59F. Winds less than 5 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 62 | 37 74 | 36 75 | 55 64 | 51
Wind 1 mph East 10 mph SW 9 mph WSW 2 mph WSW
Humidity 40% 25% 47% 62%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 52% 64% % %
Conditions Partly Cloudy Mostly Cloudy Clear Clear
Sunrise & Sunset
Sun does not rise
Nearby
History & Almanac
May 25, 2013 Max Temp Min Temp
Normal 80 °F 56 °F
Record 88 °F (2006) 48 °F (2010)
Yesterday 78 °F 57 °F
Yesterday's Cooling Degree Days: 3
Choose a date
Earthquake Activity
City Distance Mag. Time & Date
No recent earthquake activity has been reported nearby.
Minimum magnitude displayed is 2.5.
Air Quality
  Air Quality AQ Index Pollutant
Yesterday Good
PM10
Yesterday Moderate
OZONE
Current Moderate
PM2.5
Current Good
OZONE
Sunday Good
PM10
Sunday Moderate
OZONE
Sunday Good
CO
Sunday Good
NO2
Astronomy
May. 25, 2013 Rise Set
Actual Time 5:42 AM PDT 7:52 PM PDT
Civil Twilight 5:14 AM PDT 8:20 PM PDT
Nautical Twilight 4:39 AM PDT 8:55 PM PDT
Astronomical Twilight 4:02 AM PDT 9:33 PM PDT
Moon 8:45 PM PDT 6:13 AM PDT
Length Of Visible Light 15h 06m
Length of Day
14h 09m
Tomorrow will be 1m 7s longer.
Full, 100% of the Moon is Illuminated
Today
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
Jun 23
Full
Today's Extremes
State Highs State Lows
79 °F
Needles
75 °F
El Centro
73 °F
Palm Springs
73 °F
Blythe
73 °F
Thermal
30 °F
Truckee-Tahoe
35 °F
Big Bear City
37 °F
Montague
37 °F
Weaverville
Snow Depth
Station Depth Elevation
Leavitt Lake 55 in 9400 ft
Leavitt Meadows 2 in 7200 ft
Sonora Pass 0 in 8800 ft
Summit Meadow 1 in 9122 ft
Ebbetts Pass 0 in 8700 ft
WunderPhotos®
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Sunrise on the American River
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Travel & Activities
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Aviation
City Temp. Conditions Updated
Ontario 57 °F Overcast 3:53 AM PDT
Chino 57 °F Haze 3:53 AM PDT
La Verne This station is not reporting.
Corona 45 °F Clear 3:56 AM PDT
Flight To ETA Status
FDX1438
Memphis, TN
KONT 05:32AM On Time
UPS908
Louisville, KY
KONT 05:40AM On Time
Flight Tracker by FlightAware FlightAware
Type Condition
Flight Rule: MVFR (KONT)
Wind Speed: 6.0 kts.
Wind Dir: 230° (SW)
Ceiling: 1300 ft

METAR KONT 251053Z 23006KT 8SM OVC013 14/10 A2997 RMK AO2 SLP139 T01390100

Nearby Events
Event Date Forecast
Bullet For My Valentine: The HardDrive Tour 6:00 PM PDT
2013-04-19
Clear, 77°F
A Day To Remember 6:00 PM PDT
2013-04-21
Partly Cloudy, 73°F
Event data courtesy eviesays.com
Sports
Event Date Forecast
Orioles vs. Blue Jays 1:07 PM EDT on May 25, 2013 Clear, High 57° F/ 14° C
Indians vs. Red Sox 1:35 PM EDT on May 25, 2013 Rain Showers, 43 °F
Cardinals vs. Dodgers 4:15 PM PDT on May 25, 2013 Clear, 68 °F
Cardinals vs. Dodgers 1:10 PM PDT on May 26, 2013 Clear, 72 °F
Event Date Forecast
Hércules vs. Numancia 12:00 PM CEST on May 25, 2013 Clear, High 57° F/ 14° C
Guadalajara vs. Racing 12:00 PM CEST on May 25, 2013 Chance of Rain, High 55° F/ 13° C
Event Date Forecast
Coca-Cola 600 6:16 PM EDT on May 26, 2013 Partly Cloudy, 74 °F
FedEx 400 benefiting Autism Speaks 1:15 PM EDT on June 02, 2013 Average High 81° F/ 27° C
Event Date Forecast
Crowne Plaza Invitational at Colonial 8:30 AM CDT on May 25, 2013 Chance of a Thunderstorm, 67 °F
Crowne Plaza Invitational at Colonial 8:30 AM CDT on May 26, 2013 Mostly Cloudy, 68 °F
Videos
Year In Weather 2012

Watch the nearly year-long satellite animation as Weather Underground calls out the most significant weather events of the past year, including Superstorm Sandy and Hurricane Isaac.

Weather Stations
Station Location Temp. Windchill Dew Point Humidity Wind Precipitation Elevation Updated Type Website
MesoWest ONTARO , Chino, CA 55 °F - - - North  at  - 0.00 in / hr 979 ft 4:10 AM PDT MADIS
MesoWest VNAVST , Guasti, CA 63 °F - - - North  at  - 0.00 in / hr 994 ft 4:00 AM PDT MADIS
N/E Chino, Chino, CA 57.0 °F - 54 °F 90% SW  at  2.7 mph - / hr 823 ft 4:54 AM PDT Normal  
Milliken/Mountain View, Rancho Cucamonga, CA 55.8 °F - 52 °F 86% WNW  at  1.0 mph 0.00 in / hr 1295 ft 4:40 AM PDT Normal  
Arrow/Etiwanda, Rancho Cucamonga, CA 58.5 °F - 46 °F 64% West  at  8.3 mph 0.00 in / hr 1152 ft 4:54 AM PDT Rapid Fire  
APRSWXNET Ontario CA, Montclair, CA 55 °F - 48 °F 78% West  at  1 mph 0.00 in / hr 1145 ft 4:32 AM PDT MADIS
North Central Chino, Chino, CA 57.0 °F - 51 °F 80% West  at  0.0 mph 0.00 in / hr 732 ft 4:54 AM PDT Rapid Fire  
Pennhill Estates, Upland, CA 51.8 °F - 50 °F 92% WNW  at  0.0 mph 0.00 in / hr 1539 ft 4:51 AM PDT Normal  
Werner Ent. Fontana, Fontana, CA 57.1 °F - 51 °F 81% WNW  at  3.0 mph 0.00 in / hr 1012 ft 4:54 AM PDT Rapid Fire  
Central Chino, Chino, CA 57.2 °F - 52 °F 83% WSW  at  1.0 mph 0.00 in / hr 750 ft 4:54 AM PDT Rapid Fire  
Haven and Banyan, Rancho Cucamonga, CA 54.3 °F - 53 °F 96% SW  at  2.2 mph 0.00 in / hr 1617 ft 4:54 AM PDT Rapid Fire  
Amethyst at Manzanita, Alta Loma, CA 52.5 °F - 50 °F 92% SE  at  0.0 mph 0.00 in / hr 1775 ft 4:54 AM PDT Rapid Fire  
MesoWest RAMONA , Montclair, CA 59 °F - - - North  at  - 0.00 in / hr 916 ft 4:10 AM PDT MADIS
Weather in, Eastvale, CA 58.1 °F - 50 °F 74% SSW  at  1.1 mph 0.00 in / hr 643 ft 4:54 AM PDT Rapid Fire  
Southwest Fontana, Fontana, CA 57.0 °F - 49 °F 74% WNW  at  0.0 mph 0.00 in / hr 994 ft 4:54 AM PDT Normal  
Looking Glass Estates, Upland, CA 53.4 °F - 46 °F 77% WNW  at  0.0 mph 0.00 in / hr 1774 ft 4:54 AM PDT Rapid Fire  
Enclos Corp., Chino, CA 57.2 °F - 51 °F 80% West  at  0.0 mph 0.00 in / hr 612 ft 4:54 AM PDT Normal  
Geneva, Claremont, CA 56.6 °F - 52 °F 85% West  at  0.0 mph 0.00 in / hr 1043 ft 4:30 AM PDT Normal  
Etiwanda, Rancho Cucamonga, CA 55.6 °F - 53 °F 90% NNW  at  0.0 mph - / hr 1404 ft 4:43 AM PDT Normal  
Claremont North of Baseline, Claremont, CA 51.8 °F - 50 °F 92% NNW  at  0.0 mph 0.00 in / hr 1531 ft 4:50 AM PDT Normal  
RAWS CLAREMONT CA, Claremont, CA 50 °F 48 °F 49 °F 96% NNW  at  5 mph 0.00 in / hr 1645 ft 3:55 AM PDT MADIS
Pomona Historic Lincoln Park, Pomona, CA 57.4 °F - 52 °F 81% WSW  at  0.0 mph 0.00 in / hr 911 ft 4:54 AM PDT Rapid Fire  
Wilson/Banyon, Rancho Cucamonga, CA 55.0 °F - 54 °F 98% NNE  at  2.7 mph - / hr 1555 ft 4:51 AM PDT Normal  
Claremont-Claraboya, Claremont, CA 55.6 °F - 53 °F 91% WSW  at  0.0 mph 0.00 in / hr 1505 ft 4:54 AM PDT Normal
Chino Hills (Near Alterra Park), Chino Hills, CA 55.7 °F - 52 °F 88% SW  at  0.0 mph 0.00 in / hr 810 ft 4:54 AM PDT Rapid Fire
Los Serranos Ranch, Chino Hills, CA 58.8 °F - 44 °F 59% SW  at  4.9 mph 0.00 in / hr 840 ft 4:54 AM PDT Normal
210/15 fwys, Rancho Cucamonga, CA 52.4 °F - 50 °F 93% NNW  at  0.0 mph 0.00 in / hr 1650 ft 4:54 AM PDT Rapid Fire  
La Verne (Eastside), La Verne, CA 56.6 °F - 52 °F 83% West  at  2.0 mph - / hr 1050 ft 4:51 AM PDT Normal  
La Sierra / Country View Estates, Riverside, CA 54.8 °F - 52 °F 90% SW  at  0.0 mph 0.00 in / hr 856 ft 4:49 AM PDT Normal  
Village Oaks, Chino Hills, CA 55.8 °F - 30 °F 37% WSW  at  0.0 mph 0.00 in / hr 760 ft 4:54 AM PDT Rapid Fire
Bonita High School, La Verne, CA 56.4 °F - 51 °F 83% NW  at  0.0 mph 0.00 in / hr 1049 ft 4:54 AM PDT Rapid Fire  
Citrus Heights, Fontana, CA 56.5 °F - 48 °F 74% North  at  0.0 mph 0.00 in / hr 1550 ft 4:53 AM PDT Normal  
APRSWXNET Rancho Cucamonga CA , Upland, CA 48 °F 48 °F 45 °F 91% South  at  0 mph 0.00 in / hr 1959 ft 4:21 AM PDT MADIS
San Antonio Heights, Upland, CA 48.1 °F 48 °F 46 °F 92% WNW  at  0.0 mph 0.00 in / hr 2000 ft 4:54 AM PDT Rapid Fire  
23rd and Mountain, Upland, CA 49.6 °F 50 °F 48 °F 93% WSW  at  0.0 mph 0.00 in / hr 2000 ft 4:51 AM PDT Rapid Fire
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