Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

BIG BEAR PARK (BBRC2)

Lat: 37.49611° N Lon: 107.72944° W Elev: 10341.0 ft.

NA

65°F

18°C

Humidity 35%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 06 Sep 10:55 AM MDT
Detailed forecast for

Southwest San Juan Mountains

Rest Of Today
Mostly sunny. Highs 65 to 75. Southwest winds 10 to 15 mph with gusts up to 20 mph in the afternoon.
Tonight
Partly cloudy in the evening, then mostly cloudy with scattered showers and isolated thunderstorms after midnight. Lows 45 to 55. Chance of rain 40 percent.
Labor Day
Partly sunny. Scattered showers and isolated thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Highs in the 60s. Southwest winds 10 to 15 mph with gusts up to 20 mph in the afternoon. Chance of rain 40 percent.
Monday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows 45 to 55.
Tuesday
Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs 65 to 75. Chance of rain 30 percent.
Tuesday Night
Mostly clear. Lows 45 to 55.
Wednesday
Sunny. Slight chance of showers and thunderstorms in the afternoon. Highs 65 to 75. Chance of rain 10 percent.
Wednesday Night
Mostly clear. Lows 45 to 55.
Thursday
Sunny. Slight chance of showers and thunderstorms in the afternoon. Highs 65 to 75. Chance of rain 20 percent.
Thursday Night
Mostly clear. Lows in the 40s.
Friday And Friday Night
Mostly clear. Slight chance of showers and thunderstorms. Highs 65 to 75. Lows 45 to 55. Chance of rain 10 percent.
Saturday
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the 60s. Chance of rain 50 percent.



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953 AM MDT Sun Sep 6 2026
 
 

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