• Today

    Dec 18

    -11°Lo -13°

    Mostly cloudy

    Poor for outdoor DIY projects
    • Precip
      17%
    • Hours of Precip
      0
    • Hi
      RealFeel
      -14°
  • Fri

    Dec 19

    -5°Lo -12°

    Freezing fog in the morning

    Poor for outdoor DIY projects
    • Precip
      13%
    • Hours of Precip
      0
    • Hi
      RealFeel
      -4°
    more
  • Sat

    Dec 20

    -6°Lo -12°

    Rather cloudy

    Poor for outdoor DIY projects
    • Precip
      1%
    • Hours of Precip
      0
    • Hi
      RealFeel
      -9°
    more
  • Sun

    Dec 21

    -5°Lo -11°

    Mostly cloudy

    Poor for outdoor DIY projects
    • Precip
      3%
    • Hours of Precip
      0
    • Hi
      RealFeel
      -7°
    more
  • Mon

    Dec 22

    -5°Lo -12°

    Partly sunny, snow showers

    Poor for outdoor DIY projects
    • Precip
      60%
    • Hours of Precip
      2
    • Hi
      RealFeel
      -5°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°C) -17° -17° -18° -16° -14° -13° -12° -12°
RealFeel® -20° -20° -19° -18° -15° -16° -14° -14°
Humidity 91% 93% 100% 96% 89% 86% 79% 76%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
1%
 
4%
 
4%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (km/h) 9 ESE 9 ESE 7 ENE 9 ENE 9 SW 11 SE 9 S 9 NE
UV Index 0 0 0 0 1 1 1 0
Cloud Cover 76% 76% 76% 76% 76% 76% 76% 78%
Dew Point -18° -18° -18° -16° -16° -15° -15° -15°
Middle Grid line -5 C Middle Grid line -10 C Middle Grid line -15 C

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High -11° -10° N/A -9°
Low -13° -20° N/A -28°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 8:35 AM with 8:04 of sunlight, then sets at 4:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:32 AM with 10:04 of moolight, then sets at 2:36 PM

Rapid City Weather Report

Christmas Holiday Preview in Canada

December 18, 2014; 3:45 PM ET

A look a the storm systems that could impact Christmas Eve and Christmas Day in Canada. more >