Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Hazardous Weather Conditions

Severe Thunderstorm Watch in effect from June 13, 01:00 PM MDT until June 13, 09:00 PM MDT

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333° N Lon: 111.38222° W Elev: 3675.0 ft.

Partly Cloudy

77°F

25°C

Humidity	33%
Wind Speed	S 18 MPH
Barometer	29.85 in (1010.84 mb)
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	13 Jun 02:26 PM MDT

More Information:

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

Detailed forecast for

Cascade County below 5000ft

Tonight

Partly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening, then slight chance of rain showers after midnight. Some thunderstorms may be severe with damaging winds and large hail. Lows around 50. Northeast winds up to 10 mph shifting to the southwest after midnight. Chance of precipitation 50 percent.

Saturday

Sunny in the morning, then partly cloudy with a 20 percent chance of rain showers in the afternoon. Highs 75 to 80. North winds up to 10 mph.

Saturday Night

Partly cloudy. Slight chance of thunderstorms in the evening, then slight chance of rain showers after midnight. Lows 50 to 55. Northeast winds 5 to 10 mph shifting to the southwest after midnight. Chance of precipitation 20 percent.

Sunday

Partly cloudy in the morning, then mostly cloudy with a 50 percent chance of rain showers in the afternoon. Highs 75 to 80. West winds up to 5 mph shifting to the northeast in the afternoon.

Sunday Night

Mostly cloudy. Rain showers likely and slight chance of thunderstorms in the evening, then chance of rain showers after midnight. Lows 50 to 55. Northeast winds 5 to 15 mph shifting to the southwest after midnight. Chance of precipitation 70 percent.

Monday

Mostly cloudy with a 50 percent chance of rain showers. Highs around 75.

Monday Night

Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 50. Chance of precipitation 50 percent.

Tuesday

Mostly cloudy with a 50 percent chance of thunderstorms. Highs around 75.

Tuesday Night

Partly cloudy with a 20 percent chance of rain showers. Lows around 50.

Wednesday Through Juneteenth

Mostly clear. Highs 75 to 80. Lows 45 to 50.

Thursday Night

Partly cloudy with a 20 percent chance of rain showers. Lows 45 to 50.