• Tonight

    Sep 4

    Lo 11°

    Low clouds

    Lawn Mowing Weather
    • Hours of Precip
      1
    • Precip
      62%
    • Hi
      RealFeel
      17°
  • Sat

    Sep 5

    17°Lo 13°

    Cloudy with a bit of rain

    Poor for lawn mowing
    • Hours of Precip
      10
    • Precip
      75%
    • Hi
      RealFeel
      15°
    more
  • Sun

    Sep 6

    18°Lo 6°

    Variable clouds, a t-storm

    Poor for lawn mowing
    • Hours of Precip
      2.5
    • Precip
      63%
    • Hi
      RealFeel
      19°
    more
  • Mon

    Sep 7

    15°Lo 5°

    Very windy; cooler

    Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      25%
    • Hi
      RealFeel
      11°
    more
  • Tue

    Sep 8

    13°Lo 4°

    Sun and areas of low clouds

    Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      22%
    • Hi
      RealFeel
      10°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Cloudy
Cloudy
T-storms
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°C) 20° 19° 18° 16° 16° 16° 18° 18°
RealFeel® 18° 17° 14° 14° 14° 14° 16° 16°
Humidity 58% 60% 68% 80% 81% 82% 71% 70%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
43%
 
47%
 
51%
 
25%
 
20%
 
20%
 
20%
 
20%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (km/h) 18 N 18 N 18 N 18 WNW 22 NNW 22 NE 24 NNE 26 NNW
UV Index 0 0 0 0 0 1 1 1
Cloud Cover 100% 93% 90% 99% 100% 99% 100% 98%
Dew Point 11° 11° 12° 13° 13° 13° 13° 13°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 18° 21° N/A 17°
Low 11° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:59 AM with 13:19 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:54 PM with 15:29 of moolight, then sets at 3:23 PM

Rapid City Weather Report

Ignacio May Unleash Stormy Conditions in Alaska, British Columbia

September 4, 2015; 7:14 PM ET

Steering winds could take Ignacio, as a remnant storm, into the southeastern arm of Alaska or British Columbia during the middle days of next week. more >