MILLS, WY 82644 Weather Forecast & Current Conditions

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CASPER, WY
Current Weather

12:53 PM MDT APR 18, 2026
Clear
45°F
Feels Like: 37°F
Dewpoint: 18°F
Rel. Hum.: 32%
Visibility: 10 miles
Wind: W at 21 mph, gusts to 31
Pressure: 30.18 inches
Last 72 hours

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MILLS, WY 82644
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Sunny, breezy with highs around 50. West winds 15 to 20 mph with gusts up to 30 mph.
TONIGHT
Mostly clear. Lows in the upper 20s. West winds 10 to 15 mph, becoming southwest after midnight.
SUNDAY
Mostly sunny. Highs in the lower 60s. Southwest winds 10 to 15 mph.
SUNDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 30s. Southwest winds around 10 mph.
MONDAY
Partly cloudy in the morning, then clearing. Breezy with highs in the lower 70s. West winds 15 to 20 mph with gusts up to 30 mph.
MONDAY NIGHT
Mostly clear. Lows around 40.
TUESDAY
Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s.
TUESDAY NIGHT
Partly cloudy. Lows in the upper 40s.
WEDNESDAY
Partly cloudy in the morning, then clearing. A slight chance of. Windy with highs in the lower 70s.
WEDNESDAY NIGHT
Partly cloudy. A slight chance of rain showers in the evening, then a chance of rain showers after midnight. Windy with lows in the upper 30s. Chance of rain 30 percent.
THURSDAY
Partly cloudy with a chance of rain and snow showers in the morning, then mostly cloudy with rain showers, snow showers likely with a slight chance of thunderstorms in the afternoon. Little or no snow accumulation. Windy and much cooler with highs around 50. Chance of precipitation 70 percent.
THURSDAY NIGHT
Mostly cloudy. Snow showers likely with a chance of rain showers in the evening, then a chance of snow showers after midnight. Little or no snow accumulation. Breezy with lows in the mid 20s. Chance of precipitation 60 percent.
FRIDAY
Mostly cloudy in the morning, then becoming partly cloudy. A 30 percent chance of snow showers. Highs in the mid 40s.

Visible Weather Satellite
MILLS, WY 82644
Infrared Weather Satellite
MILLS, WY 82644
NEXRAD Weather Radar
MILLS, WY 82644

CASPER, WY 3 hourly weather forecast

weather forecast created  8:00 AM EDT  4/18/2026
Saturday
18 APR 2026
MILLS, WY 82644 weather forecast Day 1, 12 hours 12 PM 42° 33° Clear 0%

0% Thunder
( 0% severe)
W   20 33% 16°
High 52° MILLS, WY 82644 weather forecast Day 1, 15 hours 3 PM 49° 43° Clear W   17 22% 13°
Clear



MILLS, WY 82644 weather forecast Day 1, 18 hours 6 PM 51° 46° Clear 0%

0% Thunder
( 0% severe)
W   13 17% 10°
MILLS, WY 82644 weather forecast Day 1, 21 hours 9 PM 37° 32° Partly Cloudy SSW   7 38% 15°
Sunday
19 APR 2026
MILLS, WY 82644 weather forecast Day 2, 0 hours 12 AM 33° 25° Clear 0%

0% Thunder
( 1% severe)
SW   9 44% 15°
Low 25° MILLS, WY 82644 weather forecast Day 2, 3 hours 3 AM 29° 20° Partly Cloudy SW   9 47% 13°
High 65° MILLS, WY 82644 weather forecast Day 2, 6 hours 6 AM 29° 20° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   9 45% 12°

Partly Cloudy



MILLS, WY 82644 weather forecast Day 2, 9 hours 9 AM 43° 37° Partly Cloudy SW   12 31% 16°
MILLS, WY 82644 weather forecast Day 2, 12 hours 12 PM 56° 53° Clear 0%

0% Thunder
( 0% severe)
WSW   13 20% 17°
MILLS, WY 82644 weather forecast Day 2, 15 hours 3 PM 63° 62° Clear W   10 14% 14°
MILLS, WY 82644 weather forecast Day 2, 18 hours 6 PM 63° 63° Clear 0%

0% Thunder
( 0% severe)
WNW   8 12% 12°
MILLS, WY 82644 weather forecast Day 2, 21 hours 9 PM 48° 46° Clear ESE   5 29% 18°
Monday
20 APR 2026
MILLS, WY 82644 weather forecast Day 3, 0 hours 12 AM 41° 36° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSW   7 37% 18°
Low 34° MILLS, WY 82644 weather forecast Day 3, 3 hours 3 AM 37° 30° Partly Cloudy SSW   9 42% 17°
High 76° MILLS, WY 82644 weather forecast Day 3, 6 hours 6 AM 38° 31° Partly Cloudy 0%

0% Thunder
( 0% severe)
SW   10 40% 17°

Partly Cloudy



MILLS, WY 82644 weather forecast Day 3, 9 hours 9 AM 52° 47° Partly Cloudy SW   15 30% 22°
MILLS, WY 82644 weather forecast Day 3, 15 hours 12 PM 68° 68° Partly Cloudy 0%

0% Thunder
( 2% severe)
WSW   20 17% 22°
MILLS, WY 82644 weather forecast Day 3, 18 hours 3 PM 74° 74° Partly Cloudy W   16 12% 19°
MILLS, WY 82644 weather forecast Day 3, 21 hours 6 PM 72° 72° Partly Cloudy     WNW   12 13% 19°

CASPER, WY extended weather forecast

Tuesday
21 APR 2026
Wednesday
22 APR 2026
Thursday
23 APR 2026
Friday
24 APR 2026
Saturday
25 APR 2026
Low 38° Low 42° Low 38° Low 27° Low 23°
High 81° High 76° High 43° High 45° High 50°
MILLS, WY 82644 weather forecast Day 4 MILLS, WY 82644 weather forecast Day 5 MILLS, WY 82644 weather forecast Day 6 MILLS, WY 82644 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
5% Rain
Partly Cloudy
11% Rain
Overcast
68% Rain/Snow
Overcast
31% Snow
Mostly Cloudy
26% Rain/Snow
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