National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

Fair

77°F

25°C

Humidity 21%
Wind Speed NW 15 G 25 mph
Barometer 29.59 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 12 Apr 3:15 pm CDT
Extended Forecast for

Saint Francis SD

Red Flag Warning April 12, 03:37pm until April 13, 10:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning April 12, 03:37pm until April 13, 10:00pm

    NOW until 10:00pm Mon

    Red Flag Warning

  • Tonight

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 77. Breezy, with a west wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 77 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Breezy, with a west wind 18 to 23 mph decreasing to 8 to 13 mph after midnight.

    Low: 44 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67. West wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 43. North wind around 11 mph becoming southeast after midnight.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 70. South wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. North wind 13 to 17 mph becoming south in the evening. Winds could gust as high as 26 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Breezy, with a southwest wind 18 to 25 mph, with gusts as high as 34 mph.

    High: 78 °F

    Sunny and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. West wind 6 to 14 mph becoming east in the evening. Winds could gust as high as 26 mph.
Monday
Sunny, with a high near 77. Breezy, with a west wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 31 mph.
Monday Night
Partly cloudy, with a low around 44. Breezy, with a west wind 18 to 23 mph decreasing to 8 to 13 mph after midnight.
Tuesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 67. West wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 43. North wind around 11 mph becoming southeast after midnight.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 70. South wind 10 to 14 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 44. North wind 13 to 17 mph becoming south in the evening. Winds could gust as high as 26 mph.
Thursday
Sunny, with a high near 78. Breezy, with a southwest wind 18 to 25 mph, with gusts as high as 34 mph.
Thursday Night
A chance of rain showers before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 32. Breezy.
Friday
A chance of rain and snow showers before 10am, then a chance of snow showers. Mostly cloudy, with a high near 46. Windy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 23. Blustery.
Saturday
A chance of snow showers. Mostly sunny, with a high near 49. Breezy.
Saturday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 26.
Sunday
Sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Francis SD
 43.15°N 100.9°W (Elev. 2999 ft)
Last Update:
1:32 pm CDT Apr 12, 2026
Forecast Valid:
3pm CDT Apr 12, 2026-6pm CDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation