Chinook, MT Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Chinook, MT.

Current conditions are temporarily unavailable for CHINOOK, MONTANA. No nearby METAR station found.

5-Day Forecast — Chinook, MT

Thursday

High 46 °F
Chance of Snow
Thursday
Night
Low 23 °F
Snow Likely
Friday

High 37 °F
Forecast Missing
Friday
Night
Low 21 °F
Forecast Missing
Saturday

High 41 °F
Forecast Missing
Saturday
Night
Low 19 °F
Forecast Missing
Sunday

High 44 °F
Forecast Missing
Sunday
Night
Low 21 °F
Forecast Missing
Monday

High 50 °F
Forecast Missing

Detailed Forecast — Chinook, MT

Thursday
Chance of Snow. High near 46°F. Wind 24 to 30 mph, with gusts as high as 41 mph.
Thursday Night
Snow Likely. Low around 23°F. Wind 17 to 22 mph, with gusts as high as 32 mph.
Friday
Snow Likely. High near 37°F. Wind 25 to 32 mph, with gusts as high as 44 mph.
Friday Night
Forecast Missing. Low around 21°F. Wind 14 to 25 mph, with gusts as high as 36 mph.
Saturday
Forecast Missing. High near 41°F. Wind 13 to 17 mph, with gusts as high as 26 mph.
Saturday Night
Forecast Missing. Low around 19°F. Wind 2 to 3 mph, with gusts as high as 7 mph.
Sunday
Forecast Missing. High near 44°F. Wind 6 to 8 mph, with gusts as high as 13 mph.
Sunday Night
Forecast Missing. Low around 21°F. Wind 2 to 5 mph, with gusts as high as 8 mph.
Monday
Forecast Missing. High near 50°F. Wind around 6 mph, with gusts as high as 12 mph.
Monday Night
Forecast Missing. Low around 26°F. Wind 2 to 6 mph, with gusts as high as 9 mph.
Tuesday
Forecast Missing. High near 59°F. Wind 7 to 12 mph, with gusts as high as 17 mph.
Tuesday Night
Forecast Missing. Low around 30°F. Wind around 3 mph, with gusts as high as 8 mph.
Wednesday
Forecast Missing. High near 59°F. Wind 8 to 12 mph, with gusts as high as 17 mph.
MT Radar
Current Radar • MT
Day 1 Outlook • April 23, 2026

Observation History — Chinook, MT

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)

Regional Weather Observation

(KS71)


F

HAVRE (KHVR)

Mostly Cloudy and Windy
46.4 F

MALTA (KM75)

Partly Cloudy and Windy
46.4 F

ECHO (K1EM)

Cloudy
32.0 F

FORT BENTON (K79S)

Mostly Cloudy and Windy
43.0 F

DELTA (K1DM)

Light Rain
32.0 F
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