Cold Spring, MT Weather Forecast

Local 7-day forecast

71°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Cold Spring, MT in one place.

Wednesday, September 16, 2026
Wind: 12 mph N
This Afternoon

Sunny, with a high near 71. North wind around 12 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Cold Spring, MT is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 16, 2026 3:56 PM MDT.

The active forecast window currently covers Sep 16 to Sep 22, 2026 for Cold Spring, MT.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 22, 2026
Latest sync
Sep 16, 2026 3:56 PM MDT
Forecast office
BYZ
Source
NOAA / NWS
Next High
71°F
This Afternoon
Next Low
46°F
Tonight
Rain Outlook
6
Periods mentioning precipitation
Windiest
7 to 15 mph
Thursday Night

Daily Outlook

Today
Sep 16
Sunny
71 °F
/ 46°F
Wind 12 mph
Thu
Sep 17
Patchy Fog then Partly Sunny
83 °F
/ 56°F
Wind 8 to 13 mph
Fri
Sep 18
Patchy Fog then Slight Chance Rain Showers
83 °F
/ 56°F
Wind 6 mph
Sat
Sep 19
Showers And Thunderstorms
71 °F
/ 52°F
Wind 5 to 8 mph
Sun
Sep 20
Chance Rain Showers
72 °F
/ 51°F
Wind 7 mph
Mon
Sep 21
Mostly Sunny
77 °F
/ 50°F
Wind 1 to 5 mph
Tue
Sep 22
Sunny
77 °F
/ 48°F
Wind 5 mph

This Week in Cold Spring

Thursday looks like the warmest upcoming period in Cold Spring at 83 degrees F.

Tonight is the coolest period ahead with temperatures near 46 degrees F.

The strongest winds are forecast for Thursday Night at about 7 to 15 mph SE.

Precipitation is mentioned in 6 upcoming forecast periods.

Forecast Details

Last updated
Sep 16, 2026 3:56 PM MDT
Coverage
8 days
Time zone
America/Denver
Forecast office
BYZ
Radar station
KBLX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tonight
Sep 16
46°F
Mostly Clear then Patchy Fog
7 to 12 mph NE

Patchy fog after 3am. Mostly clear, with a low around 46. Northeast wind 7 to 12 mph.

Thursday
Sep 17
83°F
Patchy Fog then Partly Sunny
8 to 13 mph ESE

Patchy fog before 9am. Partly sunny, with a high near 83. East southeast wind 8 to 13 mph.

Thursday Night
Sep 17
56°F
Mostly Cloudy then Patchy Fog
7 to 15 mph SE

Patchy fog after 3am. Mostly cloudy. Low around 56, with temperatures rising to around 58 overnight. Southeast wind 7 to 15 mph.

Friday
Sep 18
83°F
Patchy Fog then Slight Chance Rain Showers
6 mph SSW

Patchy fog before 9am, then a slight chance of rain showers. Mostly sunny, with a high near 83. South southwest wind around 6 mph. Chance of precipitation is 20%.

Friday Night
Sep 18
56°F
Showers And Thunderstorms
5 to 8 mph N

Showers and thunderstorms before 3am, then rain showers and patchy fog. Cloudy, with a low around 56. North wind 5 to 8 mph. Chance of precipitation is 100%.

Saturday
Sep 19
71°F
Showers And Thunderstorms
5 to 8 mph N

Showers and thunderstorms. Cloudy. High near 71, with temperatures falling to around 69 in the afternoon. North wind 5 to 8 mph. Chance of precipitation is 90%.

Saturday Night
Sep 19
52°F
Showers And Thunderstorms Likely
6 mph NNW

Showers and thunderstorms likely. Mostly cloudy. Low around 52, with temperatures rising to around 54 overnight. North northwest wind around 6 mph. Chance of precipitation is 70%.

Sunday
Sep 20
72°F
Chance Rain Showers
7 mph WNW

A chance of rain showers. Mostly cloudy, with a high near 72. West northwest wind around 7 mph. Chance of precipitation is 50%.

Sunday Night
Sep 20
51°F
Slight Chance Rain Showers then Partly Cloudy
1 to 5 mph E

A slight chance of rain showers before midnight. Partly cloudy, with a low around 51. East wind 1 to 5 mph. Chance of precipitation is 20%.

Monday
Sep 21
77°F
Mostly Sunny
1 to 5 mph SSE

Mostly sunny, with a high near 77. South southeast wind 1 to 5 mph.

Monday Night
Sep 21
50°F
Mostly Clear
5 mph SE

Mostly clear, with a low around 50. Southeast wind around 5 mph.

Tuesday
Sep 22
77°F
Sunny
5 mph NW

Sunny, with a high near 77. Northwest wind around 5 mph.

Tuesday Night
Sep 22
48°F
Mostly Clear
3 mph E

Mostly clear, with a low around 48. East wind around 3 mph.

Detailed Forecast

Period Conditions Temp Wind
This Afternoon
Sep 16
Sunny
71°F
12 mph
N
Tonight
Sep 16
Mostly Clear then Patchy Fog
46°F
7 to 12 mph
NE
Thursday
Sep 17
Patchy Fog then Partly Sunny
83°F
8 to 13 mph
ESE
Thursday Night
Sep 17
Mostly Cloudy then Patchy Fog
56°F
7 to 15 mph
SE
Friday
Sep 18
Patchy Fog then Slight Chance Rain Showers
83°F
6 mph
SSW
Friday Night
Sep 18
Showers And Thunderstorms
56°F
5 to 8 mph
N
Saturday
Sep 19
Showers And Thunderstorms
71°F
5 to 8 mph
N
Saturday Night
Sep 19
Showers And Thunderstorms Likely
52°F
6 mph
NNW
Sunday
Sep 20
Chance Rain Showers
72°F
7 mph
WNW
Sunday Night
Sep 20
Slight Chance Rain Showers then Partly Cloudy
51°F
1 to 5 mph
E
Monday
Sep 21
Mostly Sunny
77°F
1 to 5 mph
SSE
Monday Night
Sep 21
Mostly Clear
50°F
5 mph
SE
Tuesday
Sep 22
Sunny
77°F
5 mph
NW
Tuesday Night
Sep 22
Mostly Clear
48°F
3 mph
E
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.