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

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

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

77°F

25°C

Humidity 79%
Wind Speed Calm
Barometer 30.09 in (1018.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 16 Aug 1:54 am EDT
Extended Forecast for

Otterbein IN

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 71. South wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 93. Heat index values as high as 102. South wind 5 to 10 mph.

    High: 93 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming north around 5 mph.

    High: 93 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 71. South wind around 5 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 93. Heat index values as high as 102. South wind 5 to 10 mph.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming north around 5 mph.
Sunday Night
Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 96.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 72.
Tuesday
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92.
Tuesday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Otterbein IN
 40.49°N 87.08°W
Last Update:
2:27 am EDT Aug 16, 2025
Forecast Valid:
2am EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
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