Heavy Rainfall on the Western Gulf Coast; Severe Thunderstorms in the Southern Plains Friday

A multi-day heavy rainfall event will continue over the western Gulf Coast through Monday. Slight Risks of excessive rainfall have been issued, and Flood Watches remain in effect through Monday evening. Scattered severe storms capable of producing large hail and damaging winds are possible across western portions of Texas and Oklahoma on Friday. Read More >

Current conditions at

Grissom Air Force Base / Peru (KGUS)

Lat: 40.65°NLon: 86.15°WElev: 810ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Peru IN

  • Overnight

    Overnight: Mostly cloudy, with a low around 50. East wind around 10 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: A 10 percent chance of showers after 4pm.  Mostly cloudy, with a high near 70. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 70 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then showers likely and possibly a thunderstorm after midnight.  Cloudy, with a low around 57. East wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers between 10am and 1pm.  Mostly cloudy, with a high near 72. Northeast wind 5 to 10 mph becoming northwest in the afternoon.

    High: 72 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 57. North wind around 5 mph becoming calm  in the evening.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Chance
    Showers

  • Memorial Day

    Memorial Day: A slight chance of showers between 8am and 2pm.  Partly sunny, with a high near 81. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 50. East wind around 10 mph.
Friday
A 10 percent chance of showers after 4pm. Mostly cloudy, with a high near 70. East wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then showers likely and possibly a thunderstorm after midnight. Cloudy, with a low around 57. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers between 10am and 1pm. Mostly cloudy, with a high near 72. Northeast wind 5 to 10 mph becoming northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 57. North wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Memorial Day
A slight chance of showers between 8am and 2pm. Partly sunny, with a high near 81. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 83.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Peru IN
 40.76°N 86.07°W (Elev. 656 ft)
1:15 am EDT May 22, 2026
1am EDT May 22, 2026-6pm EDT May 28, 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