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

Heavy Rainfall Continues in Hawaii; Severe Thunderstorms and Heavy Rainfall in the Plains and Southern Appalachians

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorms and heavy rainfall will shift into the southern Appalachians today. Strong to severe thunderstorms may produce large hail, scattered wind gusts, and heavy rain today across the northern and central Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Garrison (KN60)

Lat: 47.65°NLon: 101.44°WElev: 1909ft.

82°F

28°C

Humidity 31%
Wind Speed NW 10 G 18 mph
Barometer 30.01 in (1015.5 mb)
Dewpoint 48°F (9°C)
Visibility NA
Heat Index81°F (27°C)
Last update 17 Aug 1:54 pm CDT
Extended Forecast for

Mercer ND

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 83. Northwest wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers before 10pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 53. North wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. North wind 5 to 9 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. North wind 5 to 8 mph becoming southeast after midnight.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. South wind 5 to 9 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. South wind 7 to 9 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. North wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 81. North wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 83. Northwest wind 11 to 13 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers before 10pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 53. North wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 76. North wind 5 to 9 mph.
Tuesday Night
Mostly clear, with a low around 49. North wind 5 to 8 mph becoming southeast after midnight.
Wednesday
Sunny, with a high near 82. South wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 57. South wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 86. Southwest wind 7 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Partly cloudy, with a low around 56. North wind 6 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 81. North wind 7 to 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 52. North wind 5 to 14 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 79. Southeast wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 55. Southeast wind 10 to 13 mph, with gusts as high as 22 mph.
Sunday
Partly sunny, with a high near 81. Breezy, with a southeast wind 14 to 20 mph, with gusts as high as 30 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mercer ND
 47.49°N 100.71°W
Last Update:
2:00 pm CDT Aug 17, 2026
Forecast Valid:
2pm CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
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Additional Resources

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Chance of Precipitation