Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Current conditions at

Alma, Gratiot Community Airport (KAMN)

Lat: 43.32°NLon: 84.69°WElev: 751ft.

Light Drizzle

41°F

5°C

Humidity 81%
Wind Speed SE 9 mph
Barometer 30.17 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 12 Apr 5:15 am EDT
Extended Forecast for

Pompeii MI

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 41. Southeast wind around 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 72. Southeast wind 11 to 16 mph becoming south southwest in the afternoon. Winds could gust as high as 28 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 3am, then showers likely.  Low around 59. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers
    Likely then
    Showers and
    Breezy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 71. West southwest wind around 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 30%.

    High: 71 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 62. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%.

    Low: 62 °F

    Showers

  • Tuesday

    Tuesday: Showers before 8am, then a chance of showers after 2pm.  High near 76. Chance of precipitation is 80%.

    High: 76 °F

    Showers then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am.  Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, with thunderstorms also possible after 8pm.  Mostly cloudy, with a low around 58.

    Low: 58 °F

    Showers
    Likely

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Southeast wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 72. Southeast wind 11 to 16 mph becoming south southwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms before 3am, then showers likely. Low around 59. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71. West southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Monday Night
Showers and possibly a thunderstorm. Low around 62. South southwest wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Tuesday
Showers before 8am, then a chance of showers after 2pm. High near 76. Chance of precipitation is 80%.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Low around 58. Chance of precipitation is 80%.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 70.
Wednesday Night
Showers likely, with thunderstorms also possible after 8pm. Mostly cloudy, with a low around 58.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 71.
Thursday Night
A chance of thunderstorms. Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 76.
Friday Night
Showers likely. Mostly cloudy, with a low around 56.
Saturday
Showers likely. Mostly cloudy, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Pompeii MI
 43.19°N 84.6°W (Elev. 728 ft)
5:03 am EDT Apr 12, 2026
5am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
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Additional Resources

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