• Today

    Dec 18

    27°Lo 16°

    A blend of sun and clouds

    Poor for stargazing
    • Cloud
      Cover
      69%
    • Precip
      1%
    • Hours of Precip
      0
  • Fri

    Dec 19

    33°Lo 21°

    Mostly cloudy

    Fair for stargazing
    • Cloud
      Cover
      45%
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Sat

    Dec 20

    34°Lo 22°

    Partial sunshine

    Poor for stargazing
    • Cloud
      Cover
      95%
    • Precip
      7%
    • Hours of Precip
      0
    more
  • Sun

    Dec 21

    36°Lo 28°

    Mostly sunny

    Fair for stargazing
    • Cloud
      Cover
      67%
    • Precip
      12%
    • Hours of Precip
      0
    more
  • Mon

    Dec 22

    35°Lo 26°

    Considerable cloudiness

    Poor for stargazing
    • Cloud
      Cover
      93%
    • Precip
      79%
    • Hours of Precip
      2.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 16° 19° 19° 20° 21° 22° 23° 25°
RealFeel® 17° 17° 17° 17° 19° 21° 22°
Humidity 80% 83% 74% 68% 70% 71% 71% 71%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 7 E 5 E 5 E 6 E 6 E 6 ESE 6 SE 7 SSE
UV Index 0 0 0 0 1 1 1 1
Cloud Cover 82% 100% 99% 91% 83% 77% 72% 70%
Dew Point 11° 15° 12° 11° 12° 14° 15° 17°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 27° 27° 60° (1923) 40°
Low 16° -26° (1983) 16°

Solunar Information for Sioux Falls, SD

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:55 AM with 8:57 of sunlight, then sets at 4:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:04 AM with 10:33 of moolight, then sets at 2:37 PM

Mon, Dec 22
New
Sun, Dec 28
First
Mon, Jan 5
Full
Tue, Jan 13
Last

Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.

Thu. Stargazing