Gillette, WY Weather Forecast & Alerts

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

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Current Conditions — Gillette, WY

GILLETTE (KGCC)

Cloudy

39.2 F
Humidity:87%
Wind Speed: 18.4 mph
Barometer:29.70 in
Dewpoint:35.6 F
Visibility:9.00 mi
Precip:--
Heat Index:NA
Wind Chill:29.8 F
Apr 23 2026, 09:05 AM MDT
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5-Day Forecast — Gillette, WY

Thursday

High 50 °F
Chance of Snow
Thursday
Night
Low 26 °F
Chance of Snow
Friday

High 41 °F
Snow Likely
Friday
Night
Low 21 °F
Forecast Missing
Saturday

High 46 °F
Forecast Missing
Saturday
Night
Low 26 °F
Forecast Missing
Sunday

High 39 °F
Forecast Missing
Sunday
Night
Low 24 °F
Forecast Missing
Monday

High 44 °F
Forecast Missing

Detailed Forecast — Gillette, WY

Thursday
Chance of Snow. High near 50°F. Wind 16 to 29 mph, with gusts as high as 40 mph.
Thursday Night
Chance of Snow. Low around 26°F. Wind 8 to 14 mph, with gusts as high as 24 mph.
Friday
Snow Likely. High near 41°F. Wind 8 to 12 mph, with gusts as high as 20 mph.
Friday Night
Chance of Snow. Low around 21°F. Wind 7 to 10 mph, with gusts as high as 16 mph.
Saturday
Forecast Missing. High near 46°F. Wind around 10 mph, with gusts as high as 18 mph.
Saturday Night
Forecast Missing. Low around 26°F. Wind 8 to 9 mph, with gusts as high as 16 mph.
Sunday
Forecast Missing. High near 39°F. Wind 12 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Forecast Missing. Low around 24°F. Wind 5 to 8 mph, with gusts as high as 15 mph.
Monday
Forecast Missing. High near 44°F. Wind 5 to 7 mph, with gusts as high as 13 mph.
Monday Night
Forecast Missing. Low around 26°F. Wind around 5 mph, with gusts as high as 10 mph.
Tuesday
Forecast Missing. High near 53°F. Wind 5 to 9 mph, with gusts as high as 16 mph.
Tuesday Night
Forecast Missing. Low around 32°F. Wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Forecast Missing. High near 57°F. Wind 9 to 13 mph, with gusts as high as 21 mph.
WY Radar
Current Radar • WY
Day 1 Outlook • April 23, 2026

Observation History — Gillette, 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)
09:05 AM MDT 18.4 9.00 Cloudy -- 39.2 35.6 87% 29.8 NA 29.70 1005.8
09:00 AM MDT 9.00 Light Snow -- 37.4 35.6 93% NA NA 29.70 1005.8
08:50 AM MDT 20.7 G 26.5 7.00 Light Snow -- 37.4 35.6 93% 27.0 NA 29.70 1005.8
08:40 AM MDT 18.4 9.00 Light Rain -- 37.4 35.6 93% 27.5 NA 29.70 1005.8
08:35 AM MDT 17.3 7.00 Light Snow -- 37.4 35.6 93% 27.9 NA 29.70 1005.8
08:30 AM MDT 17.3 6.00 Light Snow and Fog/Mist -- 37.4 35.6 93% 27.9 NA 29.69 1005.4
08:20 AM MDT 18.4 4.00 Light Snow and Fog/Mist -- 37.4 33.8 87% 27.5 NA 29.69 1005.4
08:15 AM MDT 19.6 4.00 Light Snow and Fog/Mist -- 37.4 33.8 87% 27.1 NA 29.69 1005.4
08:10 AM MDT 23.0 4.00 Light Snow and Fog/Mist -- 37.4 33.8 87% 26.4 NA 29.69 1005.4
08:05 AM MDT G 29.9 4.00 Light Snow and Fog/Mist -- 37.4 33.8 87% NA NA 29.68 1005.1
07:50 AM MDT 21.9 G 31.1 4.00 Light Snow and Fog/Mist -- 37.4 33.8 87% 26.6 NA 29.68 1005.1
07:40 AM MDT 24.2 5.00 Light Snow and Fog/Mist -- 37.4 33.8 87% 26.1 NA 29.67 1004.7
07:35 AM MDT 26.5 G 34.5 5.00 Light Snow and Fog/Mist -- 37.4 33.8 87% 25.5 NA 29.67 1004.7
07:30 AM MDT 25.3 7.00 Light Snow -- 37.4 33.8 87% 25.9 NA 29.67 1004.7
07:25 AM MDT 21.9 G 33.4 7.00 Light Snow -- 37.4 35.6 93% 26.6 NA 29.66 1004.4
07:20 AM MDT NW 25.3 G 32.2 6.00 Light Snow and Fog/Mist -- 37.4 33.8 87% 25.9 NA 29.66 1004.4
07:15 AM MDT G 33.4 6.00 Light Snow and Fog/Mist -- 37.4 33.8 87% NA NA 29.66 1004.4
07:10 AM MDT G 38.0 6.00 Light Snow and Fog/Mist -- 37.4 33.8 87% NA NA 29.66 1004.4
07:05 AM MDT G 38.0 8.00 Light Snow -- 37.4 33.8 87% NA NA 29.65 1004.1
07:00 AM MDT G 49.5 10.00 Light Rain -- 39.2 33.8 81% NA NA 29.63 1003.4
06:45 AM MDT G 38.0 10.00 Light Rain -- 39.2 32.0 75% NA NA 29.63 1003.4
06:40 AM MDT 10.00 Light Rain -- 41.0 32.0 70% NA NA 29.64 1003.7
06:35 AM MDT G 46.0 10.00 Light Rain -- 41.0 32.0 70% NA NA 29.63 1003.4
06:25 AM MDT G 34.5 10.00 Light Rain -- 41.0 32.0 70% NA NA 29.63 1003.4

Regional Weather Observation

GILLETTE (KGCC)

Cloudy
39.2 F

DEAD HORSE (KDHS)

NULL
NULL F

BUFFALO (KBYG)

Cloudy
39.2 F

BELLE FOURCHE (KBFU)

NULL
NULL F

SHERIDAN (KSHR)

Cloudy and Windy
42.8 F

INYAN KARA (KIKA)

NULL
35.6 F
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