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

Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Pine Ridge, Pine Ridge Airport (KIEN)

Lat: 43.03°NLon: 102.52°WElev: 3330ft.

Fair

78°F

26°C

Humidity 9%
Wind Speed W 16 G 25 mph
Barometer 29.91 in (1010.5 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 20 Apr 11:52 am MDT
Extended Forecast for

Allen SD

Red Flag Warning until April 20, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until April 20, 08:00pm

    NOW until 8:00pm Mon

    Red Flag Warning

  • Today

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 41. Northwest wind 6 to 11 mph becoming southeast after midnight. Winds could gust as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. South wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. South wind 8 to 17 mph, with gusts as high as 28 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 89. Breezy, with a south wind 17 to 24 mph, with gusts as high as 33 mph.

    High: 89 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 47. Breezy, with a south wind 18 to 24 mph becoming west in the evening. Winds could gust as high as 36 mph. Chance of precipitation is 60%.

    Low: 47 °F

    Breezy.
    Showers
    Likely then
    Slight Chance
    Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Increasing clouds, with a high near 64. Windy, with a west wind 25 to 31 mph, with gusts as high as 46 mph.

    High: 64 °F

    Chance Rain
    and Windy

  • Thursday Night

    Thursday Night: A chance of showers before midnight. Mostly cloudy, with a low around 30. Windy, with a northwest wind 28 to 33 mph decreasing to 21 to 26 mph after midnight. Winds could gust as high as 44 mph.

    Low: 30 °F

    Chance
    Showers and
    Windy then
    Partly Cloudy
    and Blustery

Detailed Forecast

Today
Mostly sunny, with a high near 81. West wind 13 to 18 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 41. Northwest wind 6 to 11 mph becoming southeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 86. South wind 6 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 54. South wind 8 to 17 mph, with gusts as high as 28 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 89. Breezy, with a south wind 17 to 24 mph, with gusts as high as 33 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 47. Breezy, with a south wind 18 to 24 mph becoming west in the evening. Winds could gust as high as 36 mph. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain. Increasing clouds, with a high near 64. Windy, with a west wind 25 to 31 mph, with gusts as high as 46 mph.
Thursday Night
A chance of showers before midnight. Mostly cloudy, with a low around 30. Windy, with a northwest wind 28 to 33 mph decreasing to 21 to 26 mph after midnight. Winds could gust as high as 44 mph.
Friday
A slight chance of snow showers before 3pm, then a slight chance of rain showers. Mostly sunny, with a high near 53. Breezy.
Friday Night
A slight chance of rain and snow showers before midnight, then a chance of snow showers. Mostly cloudy, with a low around 27. Blustery.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 50.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28.
Sunday
A chance of rain and snow showers. Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allen SD
 43.29°N 101.92°W (Elev. 3301 ft)
Last Update:
10:32 am MDT Apr 20, 2026
Forecast Valid:
11am MDT Apr 20, 2026-6pm MDT Apr 26, 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