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NWS Riverton, WY
Zone Forecast: Yellowstone National Park
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Last Update: 812 PM MST SUN NOV 22 2009
Detailed text forecast
Hazardous weather condition(s):

Rest Of Tonight...Snow late in the evening...then snow likely after midnight. New snow accumulation of 1 to 2 inches. Total snow accumulation 1 to 5 inches. Lows 9 to 15. West winds around 15 mph. Chance of snow 80 percent.

Monday...Mostly cloudy with scattered snow showers in the morning... Then partly cloudy with slight chance of snow showers in the afternoon. Highs 20 to 26. West winds around 15 mph in the morning. Chance of snow 40 percent.

Monday Night...Mostly cloudy with a 20 percent chance of snow showers. Lows 6 to 12. West winds around 15 mph in the evening.

Tuesday...Partly cloudy with isolated snow showers. Highs 25 to 31. Chance of snow 20 percent.

Tuesday Night...Partly cloudy with a 20 percent chance of snow. Lows 13 to 19.

Wednesday...Partly cloudy. Highs 31 to 37.

Wednesday Night...Mostly clear. Lows 14 to 20.

Thanksgiving Day...Mostly sunny. Highs 32 to 38.

Thursday Night...Partly cloudy. Lows 15 to 21.

Friday...Partly cloudy. Slight chance of snow in the morning...then slight chance of rain and snow in the afternoon. Highs 34 to 40. Chance of precipitation 20 percent.

Friday Night...Mostly cloudy with a 40 percent chance of snow. Lows 14 to 20.

Saturday...Mostly cloudy with a 30 percent chance of snow. Highs 22 to 28.

Saturday Night...Partly cloudy. Lows 8 to 14.

Sunday...Partly cloudy. Highs 24 to 30.





Current Local WeatherMove point forecast map up, and current conditions, radar, and satellite down.
Yellowstone Lake
Last Update on 23 Nov 0:56 MST



12°F
(-11°C)
Humidity: 87 %
Wind Speed:calm
Barometer:29.96 in (1020.30 mb)
Dewpoint:9°F (-13°C)
Wind Chill:12°F (-11°C)
Visibility: Miles
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