Severe Thunderstorm and Flash Flood Threats Early This Week

The threat for severe thunderstorms and flash flooding are likely from the central and southern Plains into the Ohio/Tennessee Valleys and Mid-Atlantic early this week. A couple of slow moving systems will track west to east, while a plume of moisture focuses near a stalled front. Some of the thunderstorms could contain damaging winds and large hail, while flood watches extend from MO/IL to DE/NJ. Read More >

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Current conditions at

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675ft.

Fair

77°F

25°C

Humidity	26%
Wind Speed	NA
Barometer	30.03 in
Dewpoint	39°F (4°C)
Visibility	10.00 mi
Heat Index	77°F (25°C)
Last update	17 Jun 3:20 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Great Falls MT

Tonight

Partly Cloudy
Low: 53 °F
Tuesday

Chance
Showers
High: 79 °F
Tuesday
Night

Slight Chance
Rain then
Mostly Clear
Low: 53 °F
Wednesday

Partly Sunny
then Mostly
Sunny and
Breezy
High: 74 °F
Wednesday
Night

Slight Chance
Rain and
Breezy
Low: 46 °F
Thursday

Chance Rain
High: 64 °F
Thursday
Night

Chance
T-storms
Low: 43 °F
Friday

Showers
Likely
High: 60 °F
Friday
Night

Showers
Likely
Low: 45 °F

Detailed Forecast

Tonight

Partly cloudy, with a low around 53. East wind 5 to 8 mph becoming southwest after midnight.

Tuesday

A slight chance of rain between 10am and noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 79. Southwest wind 7 to 13 mph. Chance of precipitation is 40%.

Tuesday Night

A 20 percent chance of rain before 9pm. Mostly clear, with a low around 53. West wind 6 to 11 mph, with gusts as high as 22 mph.

Wednesday

Mostly sunny, with a high near 74. Breezy, with a southwest wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 38 mph.

Wednesday Night

A 20 percent chance of rain. Partly cloudy, with a low around 46. Breezy, with a west wind 18 to 23 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 37 mph.

Thursday

A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 64.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 43.

Friday

Rain likely before noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 60.

Friday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 45.

Saturday

A chance of rain, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 67.

Saturday Night

A chance of rain and thunderstorms. Mostly cloudy, with a low around 47.