Harlowton, MT Weather Forecast
Local 7-day forecast
Partly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Harlowton, MT in one place.
Partly cloudy. Low around 23, with temperatures rising to around 25 overnight. West northwest wind 14 to 25 mph.
Local Weather Overview
This forecast page for Harlowton, 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: Oct 24, 2026 3:50 AM MDT.
The active forecast window currently covers Oct 24 to Oct 30, 2026 for Harlowton, MT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 24 to Oct 30, 2026
- Latest sync
- Oct 24, 2026 3:50 AM MDT
- Forecast office
- BYZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Harlowton
Tuesday looks like the warmest upcoming period in Harlowton at 50 degrees F.
Overnight is the coolest period ahead with temperatures near 23 degrees F.
The strongest winds are forecast for Overnight at about 14 to 25 mph WNW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 24, 2026 3:50 AM MDT
- Coverage
- 7 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 sourceExtended Forecast
Sunny. High near 46, with temperatures falling to around 44 in the afternoon. Southwest wind 5 to 12 mph.
Mostly clear, with a low around 24. North wind around 6 mph.
Sunny. High near 44, with temperatures falling to around 41 in the afternoon. East wind 3 to 13 mph.
Partly cloudy, with a low around 25. South wind 3 to 8 mph.
Mostly sunny. High near 46, with temperatures falling to around 43 in the afternoon. Southeast wind 3 to 9 mph.
Mostly cloudy, with a low around 28. South southeast wind 3 to 7 mph.
A chance of rain and snow showers. Partly sunny. High near 50, with temperatures falling to around 47 in the afternoon. West wind 6 to 24 mph. Chance of precipitation is 30%.
A chance of rain showers before 3am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 28. West wind 15 to 18 mph. Chance of precipitation is 30%.
Mostly sunny. High near 48, with temperatures falling to around 45 in the afternoon. West northwest wind 5 to 14 mph.
A slight chance of snow showers before midnight. Partly cloudy. Low around 24, with temperatures rising to around 26 overnight. North northeast wind around 7 mph. Chance of precipitation is 20%.
Partly sunny. High near 44, with temperatures falling to around 40 in the afternoon. East southeast wind around 7 mph.
A slight chance of snow showers before 9pm, then a slight chance of rain and snow showers. Mostly cloudy. Low around 25, with temperatures rising to around 27 overnight. South wind around 6 mph. Chance of precipitation is 20%.
A slight chance of snow showers before 9am, then a slight chance of rain and snow showers. Partly sunny. High near 47, with temperatures falling to around 44 in the afternoon. West southwest wind 2 to 6 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Oct 24
|
Partly Cloudy
|
23°F |
14 to 25 mph
WNW
|
|
Saturday
Oct 24
|
Sunny
|
46°F |
5 to 12 mph
SW
|
|
Saturday Night
Oct 24
|
Mostly Clear
|
24°F |
6 mph
N
|
|
Sunday
Oct 25
|
Sunny
|
44°F |
3 to 13 mph
E
|
|
Sunday Night
Oct 25
|
Partly Cloudy
|
25°F |
3 to 8 mph
S
|
|
Monday
Oct 26
|
Mostly Sunny
|
46°F |
3 to 9 mph
SE
|
|
Monday Night
Oct 26
|
Mostly Cloudy
|
28°F |
3 to 7 mph
SSE
|
|
Tuesday
Oct 27
|
Chance Rain And Snow Showers
|
50°F |
6 to 24 mph
W
|
|
Tuesday Night
Oct 27
|
Chance Rain Showers then Slight Chance Rain And Snow Showers
|
28°F |
15 to 18 mph
W
|
|
Wednesday
Oct 28
|
Mostly Sunny
|
48°F |
5 to 14 mph
WNW
|
|
Wednesday Night
Oct 28
|
Slight Chance Snow Showers then Partly Cloudy
|
24°F |
7 mph
NNE
|
|
Thursday
Oct 29
|
Partly Sunny
|
44°F |
7 mph
ESE
|
|
Thursday Night
Oct 29
|
Slight Chance Snow Showers
|
25°F |
6 mph
S
|
|
Friday
Oct 30
|
Slight Chance Snow Showers
|
47°F |
2 to 6 mph
WSW
|
Nearby Forecasts
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