Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Defiance, Defiance Memorial Airport (KDFI)

Lat: 41.34°NLon: 84.43°WElev: 705ft.

Overcast

77°F

25°C

Humidity 90%
Wind Speed Vrbl 3 mph
Barometer 30.06 in (1017.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 27 Jul 8:53 am EDT
Extended Forecast for

Cecil OH

Heat Advisory July 27, 12:00pm until July 27, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Scattered showers and thunderstorms, mainly before 11am.  Partly sunny, with a high near 88. Heat index values as high as 95. West wind around 5 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Scattered
    Showers then
    Isolated
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 91. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 70.

    Low: 70 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 87.

    High: 87 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of thunderstorms before 8am.  Partly sunny, with a high near 76. Chance of precipitation is 10%.

    High: 76 °F

    Slight Chance
    T-storms then
    Mostly Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly before 11am. Partly sunny, with a high near 88. Heat index values as high as 95. West wind around 5 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 72. Calm wind.
Monday
Mostly sunny and hot, with a high near 91. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 73. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 87.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Thursday
A slight chance of thunderstorms before 8am. Partly sunny, with a high near 76. Chance of precipitation is 10%.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Cecil OH
 41.23°N 84.6°W (Elev. 699 ft)
6:00 am EDT Jul 27, 2025
9am EDT Jul 27, 2025-6pm EDT Aug 2, 2025
 
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Additional Resources

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