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

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Overcast

74°F

23°C

Humidity 100%
Wind Speed SW 5 mph
Barometer 30.01 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 16 Aug 3:35 am CDT
Extended Forecast for

4 Miles NNE Plymouth IL

Flood Warning August 16, 03:42am until August 18, 05:40am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning August 16, 03:42am until August 18, 05:40am

    NOW until 5:40am Tue

    Flood Warning

  • Overnight

    Low: 73 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 85. Northwest wind 5 to 10 mph.

    High: 85 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 81. Northwest wind around 5 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers before 1pm. Partly sunny, with a high near 79.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. West wind around 5 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 85. Northwest wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65. Northwest wind 5 to 10 mph.
Monday
Sunny, with a high near 81. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Plymouth IL
 40.34°N 90.9°W (Elev. 548 ft)
Last Update:
2:51 am CDT Aug 16, 2026
Forecast Valid:
3am CDT Aug 16, 2026-6pm CDT Aug 22, 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