• Early AM

    Jul 28

    Lo 75°

    Mainly clear

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      94°
    • Hi
      RealFeel
      110°
    • Wind
      Speed
      7 mph
    more
  • Today

    Jul 28

    97°Lo 72°

    Mostly sunny, warm and humid

    Fair for home energy
    • Avg
      RealFeel
      88°
    • Hi
      RealFeel
      105°
    • Wind
      Speed
      14 mph
    more
  • Wed

    Jul 29

    87°Lo 65°

    A stray t-storm; not as hot

    Fair for home energy
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      9 mph
    more
  • Thu

    Jul 30

    89°Lo 66°

    Sunshine and patchy clouds

    Poor for home energy
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      94°
    • Wind
      Speed
      5 mph
  • Fri

    Jul 31

    90°Lo 68°

    Mostly sunny

    Poor for home energy
    • Avg
      RealFeel
      84°
    • Hi
      RealFeel
      98°
    • Wind
      Speed
      5 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
1am
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  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Sunny
Temp (°F) 72° 70° 69° 69° 68° 65° 67° 70°
RealFeel® 71° 69° 68° 67° 66° 64° 66° 71°
Humidity 70% 71% 73% 74% 76% 79% 75% 68%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
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Snow
 
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Ice
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 4 NE 4 NE 4 NE 4 ENE 4 E 2 ESE 2 SE 4 SSE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 70% 70% 70% 70% 70% 78% 85% 25%
Dew Point 61° 61° 61° 60° 60° 58° 59° 59°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2014
High 89° 89° 105° (1980) 82°
Low 66° 68° 52° (1971) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 14:13 of sunlight, then sets at 8:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:52 PM with 10:45 of moolight, then sets at 6:37 AM

Ottawa Weather Report

Dangerous Heat to Sizzle Plains, Southern US This Week

July 28, 2015; 4:34 AM ET

Several days of excessive heat and humidity will put many at risk across a large portion of the United States this week. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index