• Early AM

    Jul 25

    Lo 70°

    A shower or thunderstorm

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Today

    Jul 25

    86°Lo 64°

    Mostly sunny and humid

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
  • Tue

    Jul 26

    89°Lo 67°

    Humid with plenty of sunshine

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Jul 27

    87°Lo 68°

    Humid with periods of sun

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Jul 28

    83°Lo 66°

    A couple of thunderstorms

    Moderate ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
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  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Forecast
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Clear
Mostly Clear
Temp (°F) 86° 85° 85° 83° 82° 79° 76° 74°
RealFeel® 93° 90° 88° 84° 82° 79° 78° 75°
Humidity 49% 48% 49% 51% 56% 63% 72% 78%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Rain
 
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  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Wind (mph) 6 NW 7 NW 6 NW 5 NW 5 NW 4 NW 2 NW 2 NW
UV Index 6 5 3 1 0 0 0 0
Cloud Cover 10% 10% 9% 9% 10% 10% 11% 10%
Dew Point 64° 64° 64° 63° 65° 65° 67° 66°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Jul 25

more Historical Weather Data >
  Today Normal Record 7/25/2015
High 86° 84° 107° (1940) 89°
Low 64° 64° 50° (1920) 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:44 AM with 14:35 of sunlight, then sets at 8:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:50 PM with 13:18 of moolight, then sets at 1:08 PM

Ottawa Weather Report

By the numbers: Recapping the week's stifling central US heat

July 24, 2016; 10:33 AM ET

Stifling heat has been baking the central United States but will finally ease across northern areas this weekend. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps