Erwin, South Dakota
Current Conditions -  °F | °C
As of 2:53 AM on Wednesday 23 Jul 2014 (Local Time) from KATY Reporting Station
Clear Clear  
Wind Chill: 58°   Ceiling: Unl
Heat Index: 58°   Visibility: 10mi
Dew Point: 55°   Wind: 3mph
Humidity: 90%   Direction: 10°N
Pressure: 30.26"   Gusts: NA
Location:  44.49°N, 97.45°W
Report Text: KATY 230753Z AUTO 01003KT 10SM CLR 14/13 A3026 RMK AO2 SLP241 T01440128
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 81° - Lo 61°
4 AM
M Clear
M Clear
60°
5 AM
P Cloudy
P Cloudy
59°
6 AM
P Cloudy
P Cloudy
58°
7 AM
P Cloudy
P Cloudy
60°
8 AM
P Cloudy
P Cloudy
64°
9 AM
P Cloudy
P Cloudy
67°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
jul
23
P Cloudy
P Cloudy
81°
61°
jul
24
Sct T-Storms
Sct T-Storms
80°
63°
jul
25
P Cloudy
P Cloudy
83°
63°
jul
26
M Sunny
M Sunny
85°
59°
jul
27
Sunny
Sunny
80°
57°
jul
28
Sunny
Sunny
79°
55°
jul
29
M Sunny
M Sunny
80°
55°
jul
30
P Cloudy
P Cloudy
79°
55°
jul
31
P Cloudy
P Cloudy
80°
58°
aug
01
P Cloudy
P Cloudy
81°
59°
Details for Wednesday, July 23
Sun and clouds mixed. High 81F. Winds E at 5 to 10 mph.
Evening: Partly cloudy with isolated thunderstorms developing late. Low 61F. Winds SE at 10 to 15 mph. Chance of rain 30%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 56%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 39%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 9:05 PM
 
Moonrise: 3:29 AM
Moonset: 6:34 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  E
Direction: E (91°)
Speed: 9Mph(15Km, 8Kts)
Details for Thursday, July 24
Windy with scattered thunderstorms, especially in the afternoon. High near 80F. Winds SSE at 20 to 30 mph. Chance of rain 40%.
Evening: Partly cloudy. Low 63F. Winds SSE at 15 to 25 mph.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 47%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 9:04 PM
 
Moonrise: 4:19 AM
Moonset: 7:19 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSE
Direction: SSE (156°)
Speed: 24Mph(39Km, 21Kts)
Details for Friday, July 25
Partly cloudy. Highs in the low 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 38%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 9:03 PM
 
Moonrise: 5:12 AM
Moonset: 7:59 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NNE
Direction: NNE (27°)
Speed: 12Mph(20Km, 10Kts)
Details for Saturday, July 26
Mostly sunny. Highs in the mid 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 53%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 9:02 PM
 
Moonrise: 6:07 AM
Moonset: 8:34 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WNW
Direction: WNW (292°)
Speed: 11Mph(18Km, 9Kts)
Details for Sunday, July 27
Abundant sunshine. Highs in the low 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 57%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 4%
Cloud Coverage
Sunrise: 6:12 AM
Sunset: 9:01 PM
 
Moonrise: 7:04 AM
Moonset: 9:06 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  NW
Direction: NW (323°)
Speed: 16Mph(26Km, 14Kts)
Details for Monday, July 28
Abundant sunshine. Highs in the upper 70s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 5%
Cloud Coverage
Sunrise: 6:13 AM
Sunset: 9:00 PM
 
Moonrise: 8:02 AM
Moonset: 9:35 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNW
Direction: NNW (337°)
Speed: 11Mph(18Km, 9Kts)
Details for Tuesday, July 29
Mostly sunny. Highs in the low 80s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 58%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 24%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 8:58 PM
 
Moonrise: 9:00 AM
Moonset: 10:02 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (324°)
Speed: 9Mph(15Km, 8Kts)
Details for Wednesday, July 30
Partly cloudy. Highs in the upper 70s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 17%
Cloud Coverage
Sunrise: 6:15 AM
Sunset: 8:57 PM
 
Moonrise: 9:58 AM
Moonset: 10:29 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (314°)
Speed: 8Mph(13Km, 7Kts)
Details for Thursday, July 31
Partly cloudy. Highs in the low 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 16%
Cloud Coverage
Sunrise: 6:16 AM
Sunset: 8:56 PM
 
Moonrise: 10:57 AM
Moonset: 10:56 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSE
Direction: SSE (156°)
Speed: 9Mph(15Km, 8Kts)
Details for Friday, August 01
Mix of sun and clouds. Highs in the low 80s and lows in the upper 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 70%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 33%
Cloud Coverage
Sunrise: 6:17 AM
Sunset: 8:55 PM
 
Moonrise: 11:57 AM
Moonset: 11:24 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSE
Direction: SSE (167°)
Speed: 11Mph(18Km, 9Kts)
Daily Forecast Chart
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