| Source | Rapid Fire Updates™ |
Updated 4:25 AM MDT | Get Free Weather Stickers® | Share: |
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| Partly cloudy in the evening, then clear. Low of 48F. Winds from the West at 5 to 15 mph. |
| Clear. High of 84F. Winds from the WSW at 5 to 15 mph shifting to the South in the afternoon. |
| Clear in the evening, then partly cloudy. Low of 55F. Winds from the SW at 5 to 10 mph. |
| Mostly cloudy in the evening, then partly cloudy. Low of 43F. Breezy. Winds from the WNW at 15 to 25 mph. |
| Partly cloudy in the morning, then mostly cloudy. High of 68F. Windy. Winds from the West at 20 to 30 mph. |
| Overcast in the evening, then partly cloudy. Low of 36F. Breezy. Winds from the West at 5 to 25 mph. |
| Partly cloudy. High of 81F. Winds from the East at 5 to 20 mph shifting to the South in the afternoon. |
| Partly cloudy. Low of 50F. Winds from the SSW at 5 to 20 mph shifting to the North after midnight. |
| Partly cloudy with a chance of a thunderstorm. Low of 45F. Breezy. Winds from the WSW at 5 to 30 mph. Chance of rain 20%. |
| Partly cloudy with a chance of a thunderstorm. High of 70F. Winds less than 5 mph. Chance of rain 20%. |
| Partly cloudy with a chance of rain. Low of 45F. Winds less than 5 mph. Chance of rain 30%. |
There are no webcams in your area.
| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 41 | 27 | 63 | 30 | 73 | 27 | 57 | 28 |
| Wind | 4 mph West | 5 mph SSE | 5 mph SW | 8 mph WSW |
| Humidity | 53% | 28% | 18% | 32% |
| Chance of Precip. | 10% | 10% | 0% | 0% |
| Cloud Cover | 2% | 5% | 38% | 15% |
| Conditions | Clear | Clear | Partly Cloudy | Clear |
| Sunrise & Sunset |
5:44 AM
8:36 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 50 | 43 | 66 | 36 | 84 | 18 | 55 | 37 |
| Wind | 5 mph WSW | 6 mph South | 9 mph SW | 8 mph SW |
| Humidity | 73% | 33% | 8% | 51% |
| Chance of Precip. | 0% | 0% | 0% | 0% |
| Cloud Cover | 7% | 3% | 1% | 28% |
| Conditions | Clear | Clear | Clear | Partly Cloudy |
| Sunrise & Sunset |
5:43 AM
8:37 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 57 | 34 | 72 | 30 | 68 | 34 | 50 | 23 |
| Wind | 9 mph South | 23 mph WSW | 22 mph North | 17 mph West |
| Humidity | 42% | 22% | 27% | 33% |
| Chance of Precip. | 0% | 10% | 10% | 0% |
| Cloud Cover | 50% | 48% | 78% | 40% |
| Conditions | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy |
| Sunrise & Sunset |
5:43 AM
8:38 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 43 | 14 | 57 | 27 | 55 | 16 | 46 | 23 |
| Wind | 13 mph WSW | 26 mph West | 24 mph West | 9 mph WSW |
| Humidity | 32% | 31% | 19% | 39% |
| Chance of Precip. | 0% | 0% | 10% | 10% |
| Cloud Cover | 0% | 18% | 15% | 3% |
| Conditions | Clear | Clear | Clear | Clear |
| Sunrise & Sunset |
5:42 AM
8:39 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 36 | 28 | 55 | 30 | 64 | 28 | 41 | 32 |
| Wind | 3 mph NE | 8 mph ENE | 9 mph NNE | 9 mph NE |
| Humidity | 70% | 39% | 24% | 70% |
| Chance of Precip. | 10% | 0% | 0% | 0% |
| Cloud Cover | 21% | 47% | 100% | 100% |
| Conditions | Clear | Partly Cloudy | Overcast | Overcast |
| Sunrise & Sunset |
5:41 AM
8:40 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 37 | 32 | 57 | 23 | 55 | 25 | 55 | 45 |
| Wind | 5 mph NE | 8 mph ENE | 13 mph NNE | 9 mph NNW |
| Humidity | 77% | 27% | 31% | 66% |
| Chance of Precip. | 10% | 10% | 0% | 10% |
| Cloud Cover | 67% | 93% | 28% | 71% |
| Conditions | Mostly Cloudy | Overcast | Partly Cloudy | Mostly Cloudy |
| Sunrise & Sunset |
5:41 AM
8:40 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 61 | 45 | 61 | 27 | 81 | 39 | 55 | 41 |
| Wind | 4 mph East | 4 mph SSE | 18 mph SSW | 4 mph NW |
| Humidity | 57% | 28% | 22% | 57% |
| Chance of Precip. | 0% | 0% | 0% | 0% |
| Cloud Cover | 17% | 10% | 5% | 0% |
| Conditions | Clear | Clear | Clear | Clear |
| Sunrise & Sunset |
5:41 AM
8:40 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 50 | 30 | 63 | 28 | 61 | 3 | 50 | 23 |
| Wind | 4 mph NE | 18 mph SSW | 29 mph South | 3 mph WNW |
| Humidity | 46% | 26% | 9% | 34% |
| Chance of Precip. | 0% | 0% | 0% | 20% |
| Cloud Cover | 0% | 7% | 23% | 0% |
| Conditions | Clear | Clear | Clear | Chance of a Thunderstorm |
| Sunrise & Sunset |
5:41 AM
8:40 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 45 | 25 | 59 | 39 | 61 | 37 | 48 | 34 |
| Wind | 3 mph West | 4 mph WSW | 5 mph WNW | 4 mph NW |
| Humidity | 44% | 47% | 42% | 55% |
| Chance of Precip. | 20% | 20% | 20% | 30% |
| Cloud Cover | 43% | 10% | 55% | 71% |
| Conditions | Chance of Rain | Chance of a Thunderstorm | Chance of Rain | Chance of Rain |
| Sunrise & Sunset |
5:41 AM
8:40 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 45 | 41 | 59 | 46 | 61 | 36 | 48 | 32 |
| Wind | 3 mph NW | 3 mph WNW | 5 mph NNW | 2 mph NW |
| Humidity | 84% | 61% | 38% | 54% |
| Chance of Precip. | 30% | 20% | 20% | 10% |
| Cloud Cover | 92% | 78% | 65% | 39% |
| Conditions | Chance of Rain | Chance of a Thunderstorm | Chance of Rain | Partly Cloudy |
| Sunrise & Sunset |
5:41 AM
8:40 PM
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| Hourly Forecast | 6AM | 12 Noon | 6PM | 12 Midnight |
|---|---|---|---|---|
| Temp. | Dew Point | 45 | 36 | 63 | 41 | 64 | 28 | 52 | 27 |
| Wind | 3 mph West | 4 mph West | 5 mph NW | 2 mph NW |
| Humidity | 69% | 47% | 25% | 36% |
| Chance of Precip. | 10% | 10% | 10% | 0% |
| Cloud Cover | 13% | 9% | 4% | % |
| Conditions | Clear | Clear | Clear | Clear |
| Sunrise & Sunset |
5:41 AM
8:40 PM
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| May 20, 2012 | Max Temp | Min Temp |
|---|---|---|
| Normal (KRIW) | - | - |
| Record (KRIW) | 87 °F (2006) | 26 °F (2003) |
| Yesterday | 63 °F | 44 °F |
| Yesterday's Heating Degree Days: 11 | ||
| City | Distance | Mag. | Time & Date |
|---|---|---|---|
| No recent earthquake activity has been reported nearby. | |||
| May. 20, 2012 | Rise | Set |
|---|---|---|
| Actual Time | 5:44 AM MDT | 8:36 PM MDT |
| Civil Twilight | 5:11 AM MDT | 9:09 PM MDT |
| Nautical Twilight | 4:29 AM MDT | 9:52 PM MDT |
| Astronomical Twilight | 3:40 AM MDT | 10:41 PM MDT |
| Moon | 5:27 AM MDT | 8:38 PM MDT |
| Length Of Visible Light | 15h 58m | |
| Length of Day |
14h 51m
Tomorrow will be 1m 52s longer.
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| Waning Crescent, 0% of the Moon is Illuminated | ||||
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Today
Waning Crescent
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May 20
New
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May 28
First Quarter
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Jun 4
Full
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Jun 11
Last Quarter
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| State Highs | State Lows |
|---|---|
|
51 °F
Greybull
51 °F
Worland
48 °F
Lander
48 °F
Rock Springs
48 °F
Cody
|
27 °F
Yellowstone
30 °F
Pinedale
30 °F
Jackson
32 °F
Laramie
35 °F
Big Piney
|
| Station | Depth | Elevation |
|---|---|---|
| Big Sandy Opening | 0 in | 9080 ft |
| Gunsight Pass | 15 in | 9820 ft |
| New Fork Lake | 0 in | 8340 ft |
| Kendall R.S. | 1 in | 7740 ft |
| Gros Ventre Summit | 0 in | 8750 ft |
| Event | Date | Forecast |
|---|---|---|
| No events within 10 mi of location. View all events. | ||
| City | Temp. | Conditions | Updated |
|---|---|---|---|
| Riverton | 43 °F | Clear | 3:53 AM MDT |
| Thermopolis | 45 °F | Clear | 3:55 AM MDT |
| Lander | 47 °F | Clear | 3:53 AM MDT |
| Flight | To | ETA | Status |
|---|---|---|---|
| No flights were found. | |||
| Flight Tracker by FlightAware | |
| Type | Condition |
|---|---|
| Flight Rule: | VFR (KRIW) |
| Wind Speed: | 3.0 kts. |
| Wind Dir: | 286° (WNW) |
| Ceiling: | Unlimited |
METAR KRIW 200953Z AUTO 35003KT 10SM CLR 06/03 A3014
| Event | Date | Forecast |
|---|---|---|
| Marlins vs. Indians | 1:05 PM EDT on May 20, 2012 | Clear, 74 °F |
| Reds vs. Yankees | 1:05 PM EDT on May 20, 2012 | Partly Cloudy, 76 °F |
| Event | Date | Forecast |
|---|---|---|
| Barcelona B vs. Numancia | 12:00 PM CEST on May 20, 2012 | Rain, High 48° F/ 9° C |
| Modena vs. Torino | 12:30 PM CEST on May 20, 2012 | Chance of Rain, High 57° F/ 14° C |
| Event | Date | Forecast |
|---|---|---|
| Coca-Cola 600 | 6:16 PM EDT on May 27, 2012 | Average High 79° F/ 26° C |
| FedEx 400 benefiting Autism Speaks | 1:15 PM EDT on June 03, 2012 | Average High 79° F/ 26° C |
| Event | Date | Forecast |
|---|---|---|
| HP Byron Nelson Championship | 8:30 AM CDT on May 20, 2012 | Mostly Cloudy, 67 °F |
| Crowne Plaza Invitational at Colonial | 8:30 AM CDT on May 24, 2012 | Partly Cloudy, 67 °F |
| Station Location | Temp. | Windchill | Dew Point | Humidity | Wind | Precipitation | Elevation | Updated | Type | Website |
|---|---|---|---|---|---|---|---|---|---|---|
| Riverton, WY | 42.7 °F | 43 °F | 38 °F | 83% | WNW at 0.0 mph | - / hr | 5405 ft | 4:25 AM MDT | Normal | |
| APRSWXNET Riverton WY , Riverton, WY | 43 °F | 43 °F | 38 °F | 83% | North at 3 mph | 0.00 in / hr | 5406 ft | 3:54 AM MDT | MADIS | |
| Shoshoni, WY | 43.4 °F | 43 °F | 40 °F | 88% | NE at 0.0 mph | 0.00 in / hr | 5025 ft | 4:20 AM MDT | Normal | |
| HADS LITTLE WIND RIVER NEAR RIVERTON WY, Saint Stephens, WY | 45 °F | 45 °F | - | - | North at - | 0.00 in / hr | 4900 ft | 3:15 AM MDT | MADIS | |
| HADS BOYSEN WEATHER STATION NEAR SHOS WY, Shoshoni, WY | 53 °F | - | - | - | NNE at 3 mph | 0.00 in / hr | 4709 ft | 3:30 AM MDT | MADIS | |
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