Hourly Weather Forecast for Wednesday

Waltham, Massachusetts (02454)
Source 
Forecast data derived from Weather Underground BestForecast
Temperature / Dew Point (°F):
Humidity (%):
Pressure (in):
Wind (mph):
Conditions:
Probability of Precipitation (%):
Cloud Cover (%):
Friday
clear Sunny. High 28F. Winds WNW at 5 to 10 mph.
Friday Night
nt_partlycloudy Some clouds. Low 12F. Winds SW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 8 | -7 22 | 1 21 | 4 16 | 4
Wind 7 mph NNW 5 mph WNW 5 mph S 6 mph SW
Humidity 49% 39% 48% 58%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 30% 0% 8% 49%
Conditions Partly Cloudy Clear Clear Partly Cloudy
Sunrise & Sunset
6:12 AM
5:40 PM
Saturday
clear Except for a few afternoon clouds, mainly sunny. High 37F. Winds SW at 10 to 15 mph.
Saturday Night
nt_partlycloudy Cloudy early with partial clearing expected late. Low 24F. Winds SW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 13 | 3 33 | 12 30 | 16 29 | 22
Wind 6 mph SW 9 mph SW 9 mph SW 7 mph SW
Humidity 65% 42% 56% 75%
Chance of Precip. 0% 0% 0% 10%
Cloud Cover 35% 0% 61% 81%
Conditions Partly Cloudy Clear Mostly Cloudy Overcast
Sunrise & Sunset
6:10 AM
5:41 PM
Sunday
partlycloudy Partly cloudy. High 42F. Winds WNW at 5 to 10 mph.
Sunday Night
nt_clear Mainly clear early, then a few clouds later on. Low 26F. Winds light and variable.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 25 | 21 38 | 23 38 | 22 30 | 18
Wind 6 mph W 7 mph WNW 7 mph W 5 mph W
Humidity 85% 55% 51% 60%
Chance of Precip. 10% 10% 10% 0%
Cloud Cover 7% 40% 59% 10%
Conditions Clear Partly Cloudy Partly Cloudy Clear
Sunrise & Sunset
7:09 AM
6:42 PM
Monday
clear Plentiful sunshine. High around 45F. Winds WSW at 10 to 15 mph.
Monday Night
nt_clear A mostly clear sky. Low 26F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 17 39 | 26 40 | 26 32 | 22
Wind 5 mph WSW 9 mph WSW 10 mph W 8 mph W
Humidity 66% 58% 57% 67%
Chance of Precip. 10% 10% 0% 0%
Cloud Cover 33% 14% 24% 2%
Conditions Partly Cloudy Clear Clear Clear
Sunrise & Sunset
7:07 AM
6:44 PM
Tuesday
partlycloudy Intervals of clouds and sunshine. High 46F. Winds SW at 10 to 15 mph.
Tuesday Night
nt_partlycloudy Partly cloudy skies. Low 32F. Winds SW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 28 | 21 40 | 28 41 | 29 34 | 31
Wind 4 mph W 7 mph SSW 10 mph SSW 10 mph SW
Humidity 77% 60% 62% 86%
Chance of Precip. 0% 10% 10% 10%
Cloud Cover 14% 35% 43% 33%
Conditions Clear Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
7:05 AM
6:45 PM
Wednesday
clear Mostly sunny. High near 45F. Winds W at 10 to 20 mph.
Wednesday Night
nt_clear Generally fair. Low near 25F. Winds W at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 33 | 30 43 | 31 41 | 28 33 | 21
Wind 8 mph WSW 11 mph W 13 mph W 12 mph W
Humidity 87% 63% 60% 62%
Chance of Precip. 10% 0% 0% 0%
Cloud Cover 28% 20% 9% 26%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
7:04 AM
6:46 PM
Thursday
clear Sunny. High near 40F. Winds NW at 10 to 20 mph.
Thursday Night
nt_clear Clear skies. Low 17F. Winds NW at 10 to 15 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 15 36 | 16 33 | 13 22 | 11
Wind 7 mph NW 13 mph NW 11 mph NW 8 mph NW
Humidity 59% 43% 43% 62%
Chance of Precip. 0% 0% 0% 0%
Cloud Cover 22% 3% 6% 6%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
7:02 AM
6:47 PM
Friday
clear Mainly sunny. High 36F. Winds NW at 5 to 10 mph.
Friday Night
nt_clear Generally fair. Low 23F. Winds WNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 18 | 8 30 | 11 32 | 14 25 | 14
Wind 6 mph NW 8 mph NNW 8 mph NW 5 mph WNW
Humidity 63% 44% 47% 61%
Chance of Precip. 0% 0% 0% 20%
Cloud Cover 11% 16% 19% 26%
Conditions Clear Clear Clear Clear
Sunrise & Sunset
7:00 AM
6:48 PM
Saturday
clear A few clouds early, otherwise mostly sunny. High 38F. Winds SSW at 5 to 10 mph.
Saturday Night
nt_sleet Expect periods of light freezing rain early...becoming heavier overnight. Low 28F. Winds light and variable. Chance of precip 60%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 25 | 18 35 | 18 35 | 21 31 | 23
Wind 2 mph SW 7 mph SSW 6 mph SSE 5 mph NW
Humidity 75% 50% 55% 73%
Chance of Precip. 20% 20% 10% 60%
Cloud Cover 50% 45% 29% 90%
Conditions Partly Cloudy Partly Cloudy Clear Ice Pellets
Sunrise & Sunset
6:59 AM
6:49 PM
Sunday
clear Mostly sunny skies. High 38F. Winds NNW at 10 to 15 mph.
Sunday Night
nt_snow Cloudy with snow. Low 26F. Winds N at 5 to 10 mph. Chance of snow 60%. Snow accumulating 1 to 3 inches.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 30 | 23 37 | 21 36 | 20 30 | 17
Wind 6 mph N 9 mph NW 8 mph NNW 8 mph N
Humidity 75% 53% 52% 60%
Chance of Precip. 60% 20% 20% 60%
Cloud Cover 90% 29% 29% 100%
Conditions Ice Pellets Clear Clear Snow
Sunrise & Sunset
6:57 AM
6:51 PM
Monday
snow Occasional snow showers. High 37F. Winds NNW at 5 to 10 mph. Chance of snow 60%. Snow accumulating 1 to 3 inches.
Monday Night
nt_partlycloudy Partly cloudy skies. Low 26F. Winds NNW at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 14 34 | 16 34 | 16 30 | 15
Wind 7 mph N 9 mph NNW 7 mph NNW 5 mph NNW
Humidity 56% 46% 46% 53%
Chance of Precip. 60% 50% 50% 20%
Cloud Cover 100% 63% 64% 54%
Conditions Snow Snow Showers Snow Showers Partly Cloudy
Sunrise & Sunset
Sun does not rise
Tuesday
snow Partly cloudy skies early. A few snow showers developing later in the day. High 39F. Winds NW at 5 to 10 mph. Chance of snow 30%.
Tuesday Night
nt_chancesnow On and off snow showers early. Breaks in the overcast later. Low 26F. Winds light and variable. Chance of snow 30%.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 28 | 15 37 | 18 36 | 20 31 | 18
Wind 4 mph NNW 6 mph NW 6 mph N 5 mph NW
Humidity 59% 46% 52% 57%
Chance of Precip. 20% 20% 30% 30%
Cloud Cover 36% 37% 52% 48%
Conditions Partly Cloudy Partly Cloudy Snow Showers Snow Showers
Sunrise & Sunset
Sun does not rise
Wednesday
snow Partly cloudy early, then some snow showers later in the day. High 42F. Winds WNW at 5 to 10 mph. Chance of snow 40%.
Wednesday Night
nt_chancesnow Snow showers before midnight. Becoming partly cloudy later. Low 26F. Winds WSW at 5 to 10 mph. Chance of snow 40%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 16 36 | 19 36 | 19 30 | 17
Wind 5 mph NW 8 mph WNW 7 mph WSW 6 mph WSW
Humidity 63% 49% 49% 57%
Chance of Precip. 20% 20% 40% 40%
Cloud Cover 32% 32% 50% 50%
Conditions Partly Cloudy Partly Cloudy Snow Showers Snow Showers
Sunrise & Sunset
Sun does not rise
Thursday
snow Rain and snow in the morning will become rain and snow showers in the afternoon. High around 40F. Winds W at 10 to 15 mph. Chance of precip 50%.
Thursday Night
nt_partlycloudy Partly cloudy skies. Low near 25F. Winds W at 5 to 10 mph.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 17 37 | 21 36 | 21 30 | 19
Wind 6 mph WSW 9 mph W 8 mph W 8 mph W
Humidity 65% 52% 53% 63%
Chance of Precip. 20% 50% 50% 10%
Cloud Cover 36% 47% 62% 55%
Conditions Partly Cloudy Snow Snow Partly Cloudy
Sunrise & Sunset
Sun does not rise
Friday
partlycloudy Partly cloudy. High 37F. Winds WNW at 10 to 15 mph.
Friday Night
nt_chancesnow Partly cloudy skies early, then some snow showers later at night. Low 22F. Winds WNW at 5 to 10 mph. Chance of snow 40%. Snow accumulations less than one inch.
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 16 34 | 18 34 | 19 27 | 17
Wind 7 mph W 11 mph WNW 11 mph WNW 8 mph WNW
Humidity 64% 52% 54% 65%
Chance of Precip. 10% 20% 20% 20%
Cloud Cover 38% 34% 35% 31%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise
Hourly Forecast 6AM 12 Noon 6PM 12 Midnight
Temp. | Dew Point 27 | 16 34 | 18 34 | 19 27 | 17
Wind 7 mph W 11 mph WNW 11 mph WNW 8 mph WNW
Humidity 64% 52% 54% 65%
Chance of Precip. 10% 20% 20% 20%
Cloud Cover 38% 34% 35% 31%
Conditions Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Sunrise & Sunset
Sun does not rise