Arminto, WY Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Arminto, WY.

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Current Conditions — Arminto, WY

WORLAND (KWRL)

Cloudy

28.4 F
Humidity:93%
Wind Speed: 0.0 mph
Barometer:29.97 in
Dewpoint:26.6 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 27 2026, 07:05 AM MDT
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5-Day Forecast — Arminto, WY

Monday

High 42 °F
Chance of Snow
Monday
Night
Low 30 °F
Snow
Tuesday

High 48 °F
T-storms Likely
Tuesday
Night
Low 28 °F
Partly Cloudy
Wednesday

High 53 °F
Chance of Scattered T-storms
Wednesday
Night
Low 32 °F
Chance of Rain/Snow Mix
Thursday

High 53 °F
Chance of Scattered T-storms
Thursday
Night
Low 30 °F
Mostly Clear
Friday

High 62 °F
Mostly Sunny

Detailed Forecast — Arminto, WY

Monday
Chance of Snow. High near 42°F. Wind 5 to 8 mph, with gusts as high as 13 mph.
Monday Night
Snow. Low around 30°F. Wind 3 to 10 mph, with gusts as high as 16 mph.
Tuesday
Thunderstorms Likely. High near 48°F. Wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly Cloudy. Low around 28°F. Wind 3 to 6 mph, with gusts as high as 9 mph.
Wednesday
Chance of Scattered Thunderstorms. High near 53°F. Wind 6 to 10 mph, with gusts as high as 17 mph.
Wednesday Night
Chance of Rain/Snow Mix. Low around 32°F. Wind 6 to 8 mph, with gusts as high as 14 mph.
Thursday
Chance of Scattered Thunderstorms. High near 53°F. Wind 9 to 10 mph, with gusts as high as 18 mph.
Thursday Night
Mostly Clear. Low around 30°F. Wind 5 to 6 mph, with gusts as high as 12 mph.
Friday
Mostly Sunny. High near 62°F. Wind 5 to 7 mph, with gusts as high as 14 mph.
Friday Night
Mostly Clear. Low around 35°F. Wind around 5 mph, with gusts as high as 10 mph.
Saturday
Partly Sunny. High near 68°F. Wind around 9 mph, with gusts as high as 16 mph.
Saturday Night
Partly Cloudy. Low around 39°F. Wind 7 to 10 mph, with gusts as high as 17 mph.
Sunday
Isolated T-storm. High near 66°F. Wind 12 to 16 mph, with gusts as high as 24 mph.
WY Radar
Current Radar • WY
Day 1 Outlook • April 27, 2026

Observation History — Arminto, WY

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
07:05 AM MDT 0.0 10.00 Cloudy -- 28.4 26.6 93% NA NA 29.97 1014.9
07:00 AM MDT 0.0 10.00 Cloudy -- 28.4 26.6 93% NA NA 29.97 1014.9
06:50 AM MDT 3.4 9.00 Cloudy -- 28.4 24.8 86% 24.6 NA 29.96 1014.6
06:45 AM MDT W 3.4 6.00 Light Snow and Fog/Mist -- 28.4 24.8 86% 24.6 NA 29.96 1014.6
06:35 AM MDT 4.6 2.50 Light Snow and Fog/Mist -- 28.4 24.8 86% 23.2 NA 29.96 1014.6
06:30 AM MDT W 4.6 3.00 Light Snow and Fog/Mist -- 28.4 24.8 86% 23.2 NA 29.96 1014.6
06:25 AM MDT W 4.6 3.00 Light Snow and Fog/Mist -- 28.4 24.8 86% 23.2 NA 29.97 1014.9
06:20 AM MDT W 4.6 3.50 Light Snow and Fog/Mist -- 28.4 24.8 86% 23.2 NA 29.97 1014.9
06:10 AM MDT W 3.4 6.00 Light Snow and Fog/Mist -- 28.4 24.8 86% 24.6 NA 29.96 1014.6
06:05 AM MDT W 3.4 6.00 Light Snow and Fog/Mist -- 28.4 24.8 86% 24.6 NA 29.96 1014.6
06:00 AM MDT W 4.6 5.00 Light Snow and Fog/Mist -- 28.4 24.8 86% 23.2 NA 29.96 1014.6
05:45 AM MDT W 5.7 7.00 Light Snow -- 28.4 24.8 86% 22.1 NA 29.96 1014.6
05:35 AM MDT W 8.1 10.00 Cloudy -- 28.4 24.8 86% 20.5 NA 29.96 1014.6
05:30 AM MDT W 6.9 10.00 Cloudy -- 28.4 26.6 93% 21.2 NA 29.96 1014.6
05:25 AM MDT W 6.9 10.00 Cloudy -- 28.4 24.8 86% 21.2 NA 29.95 1014.2
05:20 AM MDT 5.7 10.00 Cloudy -- 28.4 24.8 86% 22.1 NA 29.95 1014.2
05:05 AM MDT 6.9 10.00 Cloudy -- 28.4 26.6 93% 21.2 NA 29.95 1014.2
05:00 AM MDT 5.7 10.00 Cloudy -- 28.4 26.6 93% 22.1 NA 29.95 1014.2
04:50 AM MDT W 9.2 6.00 Fog/Mist -- 28.4 26.6 93% 19.8 NA 29.95 1014.2
04:45 AM MDT W 10.4 3.00 Light Snow and Fog/Mist -- 28.4 26.6 93% 19.0 NA 29.95 1014.2
04:35 AM MDT W 9.2 1.00 Light Snow and Fog/Mist -- 28.4 26.6 93% 19.8 NA 29.95 1014.2
04:30 AM MDT W 8.1 1.00 Light Snow and Fog/Mist -- 28.4 26.6 93% 20.5 NA 29.95 1014.2
04:25 AM MDT W 6.9 1.25 Light Snow and Fog/Mist -- 28.4 26.6 93% 21.2 NA 29.95 1014.2
04:15 AM MDT 10.4 1.25 Light Snow and Fog/Mist -- 28.4 26.6 93% 19.0 NA 29.94 1013.9

Regional Weather Observation

WORLAND (KWRL)

Cloudy
28.4 F

BOYSEN/THERMOPOL (KTBX)

Cloudy
NULL F

RIVERTON (KRIW)

Cloudy
26.6 F

THERMOPOLIS (KHSG)

Cloudy
25.2 F

(KIDV)


F

20 MILE HILL (KTMH)

NULL
NULL F
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