Local weather forecast

Weather in Zortman, MT

Updated 2026-09-26 09:00 local time · ZIP codes 59546

Sunny
Now57°F

Sunny

High / Low66° / 52°
Rain chance2%
Wind21 mph
Weather alerts

Active alerts

1
Lake Wind Advisory issued September 26 at 1:07AM MDT until September 26 at 9:00AM MDT by NWS Glasgow MT

* WHAT...Northwest winds 15 to 25 mph with gusts up to 40 mph. * WHERE...Fort Peck Lake * WHEN...Until 9 AM MDT this morning. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. * ADDITIONAL DETAILS...Waves up to 4 feet are possible through the morning.

Safety instructions

Boaters on Fort Peck Lake should use extra caution since strong winds and rough waves can overturn small craft.

Hourly

Next hours

NowSunny57°1% rain
10 AMSunny59°1% rain
11 AMSunny61°1% rain
12 PMCloudy63°7% rain
1 PMOvercast64°9% rain
2 PMSunny65°1% rain
3 PMCloudy66°6% rain
4 PMOvercast65°9% rain
5 PMOvercast64°9% rain
6 PMSunny63°1% rain
7 PMSunny59°1% rain
8 PMClear57°1% rain
Forecast

3-day weather forecast

Today2026-09-26
Sunny
66° 52°Sunny
Rain 2%Gust 24 mph
Tomorrow2026-09-27
Overcast
64° 42°Overcast
Rain 9%Gust 13 mph
Monday2026-09-28
Overcast
74° 54°Overcast
Rain 5%Gust 15 mph
Conditions

Weather details

Feels like41°F
Humidity36%
Pressure29.85 inHg
Visibility6 mi
Wind21 mph W
Wind gusts32 mph
Precipitation0.00 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise07:06 AM
Sunset07:04 PM
Moonrise06:49 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour3 PM · 66°F
Coolest hour7 AM · 42°F
Highest rain chance7 AM · 27%
Strongest gusts9 AM · 32 mph
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 9%).

A jacket or sweater is a good idea

It feels like 41°F with winds near 21 mph.

Best window: 2 PM

65°F, 1% rain chance and 16 mph wind.

Allow a little extra driving time

Visibility is around 6 mi; gusts may reach 32 mph.

Run with a few weather adjustments

Current temperature is 57°F, wind 21 mph, rain chance up to 9%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Zortman

Montana weather varies from relatively dry plains to snowy mountain climates. Cold fronts, strong winds and large day-to-day temperature swings are common.

Zortman is part of the West weather region. The forecast point is near 47.92°N latitude and 108.53°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Zortman weather today

Sunny and 57°F in Zortman, MT. Today's high is 66°F with a 2% rain chance. Winds are around 21 mph with gusts near 32 mph. Relative humidity is 36%, pressure is 29.85 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Zortman

Sunrise is at 07:06 AM and sunset is at 07:04 PM. Tomorrow's forecast calls for Overcast with a high near 64°F and a low near 42°F. The maximum rain chance is 9%.

Nearby

Weather near Zortman

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