Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

Nampa Municipal Airport (KMAN)

Lat: 43.5813°NLon: 116.5231°WElev: 2536.0ft.

Clear

46°F

8°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 28°F (-2°C)
Visibility 9.00 mi
Last update 31 Aug 07:55 AM MDT
Extended Forecast for

Meridian ID

  • Today

    Today: Patchy smoke before 11am. Sunny and hot, with a high near 90. South southeast wind 3 to 6 mph.

    High: 90 °F

    Patchy Smoke
    then Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 58. Calm wind becoming south southeast 5 to 8 mph after midnight.

    Low: 58 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 88. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 88 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 56. North northwest wind 7 to 9 mph becoming south after midnight.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 79. North northwest wind 6 to 9 mph becoming southwest in the afternoon.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms between 10pm and 4am.  Mostly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy, with a high near 77.

    High: 77 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy smoke before 11am. Sunny and hot, with a high near 90. South southeast wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 58. Calm wind becoming south southeast 5 to 8 mph after midnight.
Tuesday
Mostly cloudy, with a high near 88. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 56. North northwest wind 7 to 9 mph becoming south after midnight.
Wednesday
Partly sunny, with a high near 79. North northwest wind 6 to 9 mph becoming southwest in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms between 10pm and 4am. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 77.
Thursday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 49.
Saturday
Sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Meridian ID
 43.6°N 116.39°W (Elev. 2631 ft)
12:30 am MDT Aug 31, 2026
8am MDT Aug 31, 2026-6pm MDT Sep 6, 2026
 
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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