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

Hazardous Weather Conditions

Current conditions at

Edgar County Airport (KPRG)

Lat: 39.7°NLon: 87.67°WElev: 650ft.

Thunderstorm Rain in Vicinity

66°F

19°C

Humidity 98%
Wind Speed SW 6 mph
Barometer 30.03 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 18 May 12:50 pm CDT
Extended Forecast for

4 Miles ESE Montezuma IN

Flood Watch until May 18, 11:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until May 18, 11:00pm

    NOW until 11:00pm Mon

    Flood Watch

  • This Afternoon

    High: 78 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 84. South southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 58. West southwest wind 7 to 9 mph becoming north northwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday

    Wednesday: Scattered showers before 8am. Partly sunny, with a high near 68. North wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    High: 68 °F

    Scattered
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. North northeast wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. East wind around 9 mph.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. East wind around 7 mph.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could be severe. Steady temperature around 78. South southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 68. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 84. South southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 58. West southwest wind 7 to 9 mph becoming north northwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Scattered showers before 8am. Partly sunny, with a high near 68. North wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 48. North northeast wind 8 to 10 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 70. East wind around 9 mph.
Thursday Night
Partly cloudy, with a low around 53. East wind around 7 mph.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 73. East wind around 7 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. East wind 3 to 5 mph. Chance of precipitation is 40%.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Montezuma IN
 39.78°N 87.31°W (Elev. 551 ft)
Last Update:
2:15 pm EDT May 18, 2026
Forecast Valid:
2pm EDT May 18, 2026-6pm EDT May 24, 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