
Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest
Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >
Current conditions at
ST. IGNATIUS (SIGM)
Lat: 47.31333°NLon: 114.09806°WElev: 2990.0ft.NA
63°F
17°C
| Humidity | 57% |
| Wind Speed | SSW 4 MPH |
| Barometer | NA |
| Dewpoint | 48°F (9°C) |
| Visibility | NA |
| Last update | 18 Aug 05:00 AM MDT |
Extended Forecast for
13 Miles E St. Ignatius MT
Today
High: 65 °F
Partly Sunny
then Slight
Chance RainTonight

Low: 46 °F
Mostly Clear
Wednesday

High: 67 °F
Sunny
Wednesday Night

Low: 47 °F
Mostly Clear
Thursday

High: 71 °F
Sunny
Thursday Night

Low: 51 °F
Mostly Clear
Friday

High: 75 °F
Mostly Sunny
Friday Night

Low: 53 °F
Slight Chance
RainSaturday

High: 67 °F
Chance
Showers
Detailed Forecast
Today
A 20 percent chance of rain after noon. Partly sunny, with a high near 65. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly clear, with a low around 46. West wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 34 mph.
Wednesday
Sunny, with a high near 67. West wind 6 to 10 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 47. West northwest wind 6 to 9 mph becoming south southeast after midnight.
Thursday
Sunny, with a high near 71. South southeast wind 5 to 10 mph becoming light and variable.
Thursday Night
Mostly clear, with a low around 51.
Friday
Mostly sunny, with a high near 75.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 53.
Saturday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 67.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Partly cloudy, with a low around 45.
Sunday
A slight chance of rain. Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 67.
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ABOUT THIS FORECAST
Point Forecast:
13 Miles E St. Ignatius MT
47.36°N 113.81°W (Elev. 7064 ft)
47.36°N 113.81°W (Elev. 7064 ft)
2:01 am MDT Aug 18, 2026
6am MDT Aug 18, 2026-6pm MDT Aug 24, 2026


