EVANSTON, WY 82931 Weather Forecast & Current Conditions

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EVANSTON, WY
Current Weather

10:53 PM MDT SEP 18, 2026
Overcast
48°F
Feels Like: 44°F
Dewpoint: 43°F
Rel. Hum.: 83%
Visibility: 10 miles
Wind: SSE at 8 mph
Pressure: 30.26 inches
Last 72 hours

Local Area Snow Depth

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EVANSTON, WY 82931
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. Rain showers and scattered thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Some thunderstorms may produce small hail in the evening. Lows around 40. Chance of precipitation 90 percent.
SATURDAY
Partly sunny with a slight chance of rain showers in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs around 60. West winds 10 to 20 mph in the afternoon. Chance of precipitation 20 percent.
SATURDAY NIGHT
Mostly clear. Lows in the lower 30s. West winds 10 to 20 mph in the evening.
SUNDAY
Sunny. Highs in the mid 60s.
SUNDAY NIGHT
Mostly clear. Lows in the mid 30s.
MONDAY
Partly cloudy. Highs around 70.
MONDAY NIGHT
Partly cloudy. Lows around 40.
TUESDAY
Partly sunny. A chance of rain showers in the afternoon. Highs in the upper 60s. Chance of showers 40 percent.
TUESDAY NIGHT
Mostly cloudy with a chance of rain showers in the evening, then partly cloudy after midnight. Lows in the upper 30s. Chance of showers 30 percent.
WEDNESDAY
Partly cloudy. Highs around 70.
WEDNESDAY NIGHT AND THURSDAY
Mostly clear. Lows in the upper 30s. Highs in the lower 70s.
THURSDAY NIGHT AND FRIDAY
Partly cloudy. Lows around 40. Highs in the lower 70s.

Visible Weather Satellite
EVANSTON, WY 82931
Infrared Weather Satellite
EVANSTON, WY 82931
NEXRAD Weather Radar
EVANSTON, WY 82931

EVANSTON, WY 3 hourly weather forecast

weather forecast created  8:00 PM EDT  9/18/2026
Saturday
19 SEP 2026
EVANSTON, WY 82931 weather forecast Day 1, 0 hours 12 AM 46° 42° Mostly Cloudy 22%
RAIN
.01–.1 in
0% Thunder
( 15% severe)
E   8 96% 45°
Low 41° EVANSTON, WY 82931 weather forecast Day 1, 3 hours 3 AM 43° 39° Mostly Cloudy SSW   7 100% 43°
High 62° EVANSTON, WY 82931 weather forecast Day 1, 6 hours 6 AM 42° 38° Mostly Cloudy 9%

0% Thunder
( 13% severe)
SSW   6 100% 42°

Mostly Cloudy



EVANSTON, WY 82931 weather forecast Day 1, 9 hours 9 AM 47° 44° Mostly Cloudy WSW   7 93% 45°
EVANSTON, WY 82931 weather forecast Day 1, 12 hours 12 PM 56° 53° Partly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 25% severe)
W   12 53% 39°
EVANSTON, WY 82931 weather forecast Day 1, 15 hours 3 PM 58° 55° Partly Cloudy W   16 40% 34°
EVANSTON, WY 82931 weather forecast Day 1, 18 hours 6 PM 56° 52° Mostly Cloudy 5%

0% Thunder
( 13% severe)
W   16 42% 33°
EVANSTON, WY 82931 weather forecast Day 1, 21 hours 9 PM 48° 45° Partly Cloudy W   7 58% 34°
Sunday
20 SEP 2026
EVANSTON, WY 82931 weather forecast Day 2, 0 hours 12 AM 41° 37° Partly Cloudy 3%

0% Thunder
( 3% severe)
W   6 76% 34°
Low 33° EVANSTON, WY 82931 weather forecast Day 2, 3 hours 3 AM 37° 33° Partly Cloudy SSW   5 85% 33°
High 64° EVANSTON, WY 82931 weather forecast Day 2, 6 hours 6 AM 34° 31° Partly Cloudy 0%

0% Thunder
( 1% severe)
S   3 96% 33°

Partly Cloudy



EVANSTON, WY 82931 weather forecast Day 2, 9 hours 9 AM 44° 41° Partly Cloudy SSW   5 73% 36°
EVANSTON, WY 82931 weather forecast Day 2, 12 hours 12 PM 55° 54° Partly Cloudy 0%

0% Thunder
( 5% severe)
W   6 53% 38°
EVANSTON, WY 82931 weather forecast Day 2, 15 hours 3 PM 60° 59° Partly Cloudy W   8 41% 36°
EVANSTON, WY 82931 weather forecast Day 2, 18 hours 6 PM 61° 60° Partly Cloudy 0%

0% Thunder
( 3% severe)
W   9 39% 36°
EVANSTON, WY 82931 weather forecast Day 2, 21 hours 9 PM 51° 50° Partly Cloudy W   5 56% 36°

EVANSTON, WY extended weather forecast

BAD DAY
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Low 40° Low 43° Low 46° Low 44° Low 46°
High 65° High 71° High 69° High 71° High 72°
EVANSTON, WY 82931 weather forecast Day 3 EVANSTON, WY 82931 weather forecast Day 4 EVANSTON, WY 82931 weather forecast Day 5 EVANSTON, WY 82931 weather forecast Day 6 EVANSTON, WY 82931 weather forecast Day 7
Partly Cloudy
3% Rain
Clear
4% Rain
Partly Cloudy
16% Rain
Partly Cloudy
19% Rain
Clear
14% Rain
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