Sundance, WY Weather Forecast & Alerts

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

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Current Conditions — Sundance, WY

HULETT MUNI (KW43)

Light Rain

37.4 F
Humidity:87%
Wind Speed:W 13.9 G 26.4 mph
Barometer: in
Dewpoint:33.8 F
Visibility:4.00 mi
Precip:--
Heat Index:NA
Wind Chill:28.9 F
Apr 23 2026, 07:55 AM MDT
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5-Day Forecast — Sundance, WY

Thursday

High 44 °F
Snow
Thursday
Night
Low 26 °F
Snow Likely
Friday

High 41 °F
Snow Likely
Friday
Night
Low 23 °F
Snow Likely
Saturday

High 41 °F
Snow
Saturday
Night
Low 28 °F
Chance of Snow
Sunday

High 37 °F
Slight Chance of Snow
Sunday
Night
Low 24 °F
Forecast Missing
Monday

High 41 °F
Forecast Missing

Detailed Forecast — Sundance, WY

Thursday
Snow. High near 44°F. Wind 10 to 22 mph, with gusts as high as 35 mph.
Thursday Night
Snow Likely. Low around 26°F. Wind 6 to 9 mph, with gusts as high as 20 mph.
Friday
Snow Likely. High near 41°F. Wind 6 to 8 mph, with gusts as high as 18 mph.
Friday Night
Snow Likely. Low around 23°F. Wind 6 to 7 mph, with gusts as high as 14 mph.
Saturday
Snow. High near 41°F. Wind 7 to 8 mph, with gusts as high as 18 mph.
Saturday Night
Chance of Snow. Low around 28°F. Wind around 6 mph, with gusts as high as 12 mph.
Sunday
Slight Chance of Snow. High near 37°F. Wind around 9 mph, with gusts as high as 20 mph.
Sunday Night
Chance of Rain/Snow Mix. Low around 24°F. Wind 3 to 5 mph, with gusts as high as 10 mph.
Monday
Forecast Missing. High near 41°F. Wind 5 to 6 mph, with gusts as high as 14 mph.
Monday Night
Forecast Missing. Low around 26°F. Wind around 2 mph, with gusts as high as 6 mph.
Tuesday
Forecast Missing. High near 51°F. Wind 3 to 6 mph, with gusts as high as 15 mph.
Tuesday Night
Forecast Missing. Low around 32°F. Wind 2 to 3 mph, with gusts as high as 7 mph.
Wednesday
Forecast Missing. High near 53°F. Wind 7 to 9 mph, with gusts as high as 20 mph.
WY Radar
Current Radar • WY
Day 1 Outlook • April 23, 2026

Observation History — Sundance, 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)
07:55 AM MDT W 13.9 G 26.4 4.00 Light Rain -- 37.4 33.8 87% 28.9 NA M
07:35 AM MDT 15.0 G 26.4 7.00 Light Rain -- 39.2 32.0 75% 30.7 NA M
07:15 AM MDT 17.2 G 24.2 10.00 Drizzle -- 41.0 32.0 70% 32.5 NA M
06:55 AM MDT G 32.2 10.00 Cloudy -- 42.8 32.0 65% NA NA M
06:35 AM MDT W 12.8 G 23.0 10.00 Cloudy -- 44.6 33.8 66% 38.3 NA M
06:15 AM MDT W 11.4 10.00 Mostly Cloudy -- 44.6 32.0 61% 38.8 NA M
05:55 AM MDT W 11.4 10.00 Partly Cloudy -- 42.8 30.2 61% 36.5 NA M
05:35 AM MDT 5.8 G 18.3 10.00 Mostly Cloudy -- 44.6 28.4 53% 41.4 NA M
05:15 AM MDT 10.3 10.00 Cloudy -- 44.6 23.0 42% 39.2 NA M
04:55 AM MDT SW 9.2 10.00 Cloudy -- 46.4 23.0 39% 41.9 NA M
04:35 AM MDT SW 8.1 10.00 Cloudy -- 46.4 23.0 39% 42.4 NA M
04:15 AM MDT 8.1 10.00 Mostly Cloudy -- 44.6 23.0 42% 40.1 NA M
03:55 AM MDT 10.3 10.00 Partly Cloudy -- 42.8 23.0 45% 37.0 NA M
03:35 AM MDT 9.2 10.00 Partly Cloudy -- 44.6 23.0 42% 39.7 NA M
03:15 AM MDT SW 8.1 10.00 Partly Cloudy -- 46.4 21.2 37% 42.4 NA M
02:55 AM MDT 5.8 10.00 Clear -- 46.4 21.2 37% 43.5 NA M
02:35 AM MDT W 9.2 G 19.7 10.00 Clear -- 48.2 21.2 34% 44.1 NA M
01:55 AM MDT SW 16.1 G 24.2 10.00 Clear -- 50.0 21.2 32% NA NA M
01:35 AM MDT G 31.1 10.00 Clear -- 51.8 21.2 30% NA NA M
01:15 AM MDT G 28.9 10.00 Clear -- 51.8 21.2 30% NA NA M
12:55 AM MDT G 24.2 10.00 Clear -- 51.8 21.2 30% NA NA M
12:15 AM MDT G 26.4 10.00 Clear -- 53.6 21.2 28% NA NA M
11:55 PM MDT SW 16.1 G 23.0 10.00 Clear -- 53.6 21.2 28% NA NA M
11:35 PM MDT SW 15.0 G 24.2 10.00 Clear -- 53.6 21.2 28% NA NA M

Regional Weather Observation

HULETT MUNI (KW43)

Light Rain
37.4 F

INYAN KARA (KIKA)

NULL
37.4 F

SPEARFISH/CLYDE (KSPF)

Cloudy
48.2 F

GILLETTE (KGCC)

Light Snow and Fog/Mist
37.4 F

NEWCASTLE MONDEL (KECS)

Cloudy
44.6 F

(KUNR)


F
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