Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fair

71°F

22°C

Humidity 96%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 17 Aug 12:15 am CDT
Extended Forecast for

4 Miles W Emington IL

  • Overnight

    Overnight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. West wind around 5 mph.

    Low: 73 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. Heat index values as high as 99. West northwest wind around 5 mph becoming northeast in the afternoon.

    High: 88 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71. East northeast wind 5 to 10 mph.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 10am.  Sunny, with a high near 92. Heat index values as high as 106. Southeast wind 5 to 10 mph becoming south southwest in the afternoon.  Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 73. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

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 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Heat index values as high as 99. West northwest wind around 5 mph becoming northeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 71. East northeast wind 5 to 10 mph.
Monday
A slight chance of showers, with thunderstorms also possible after 10am. Sunny, with a high near 92. Heat index values as high as 106. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. South southwest wind around 5 mph, with gusts as high as 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 85.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Emington IL
 40.97°N 88.44°W
9:26 pm CDT Aug 16, 2025
12am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
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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