Grenville, South Dakota
Current Conditions -  °F | °C
As of 7:53 AM on Saturday 23 Aug 2014 (Local Time) from KATY Reporting Station
Light Rain Light Rain  
Wind Chill: 68°   Ceiling: 11000
Heat Index: 68°   Visibility: 5mi
Dew Point: 66°   Wind: 10mph
Humidity: 93%   Direction: 80°E
Pressure: 29.91"   Gusts: NA
Location:  45.47°N, 97.39°W
Report Text: KATY 231253Z AUTO 08009KT 5SM -RA BR FEW008 BKN110 20/19 A2991 RMK AO2 RAE02B18E30B46 SLP122 P0001 T02000189
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 75° - Lo 66°
9 AM
Light Rain
Light Rain
66°
10 AM
Light Rain
Light Rain
67°
11 AM
Rain
Rain
68°
12 PM
Rain
Rain
69°
1 PM
Hvy T-Storms
Hvy T-Storms
71°
2 PM
Hvy T-Storms
Hvy T-Storms
72°
Weather Maps
Daily Forecast -  °F | °C
sat sun mon tue wed thu fri sat sun mon
aug
23
Hvy T-Storms
Hvy T-Storms
75°
66°
aug
24
Iso T-Storms
Iso T-Storms
78°
52°
aug
25
M Sunny
M Sunny
71°
52°
aug
26
P Cloudy
P Cloudy
67°
52°
aug
27
PM Showers
PM Showers
69°
52°
aug
28
P Cloudy
P Cloudy
74°
52°
aug
29
P Cloudy
P Cloudy
79°
56°
aug
30
Sunny
Sunny
81°
61°
aug
31
M Sunny
M Sunny
81°
64°
sep
01
M Sunny
M Sunny
75°
60°
Details for Saturday, August 23
Rain. Thunderstorms possible...mainly in the afternoon. Rain maybe heavy at times in some storms. A few storms may be severe. High near 75F. Winds E at 15 to 25 mph. Chance of rain 80%. 1 to 2 inches of rain expected.
Evening: Thunderstorms, some heavy this evening, then skies turning partly cloudy after midnight. A few storms may be severe. Low 66F. Winds SSE at 10 to 20 mph. Chance of rain 80%. Rainfall near an inch.
UV Index: 3 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 90%
Relative Humidity
Precipitation: 80%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 92%
Cloud Coverage
Sunrise: 6:40 AM
Sunset: 8:23 PM
 
Moonrise: 4:55 AM
Moonset: 7:08 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  E
Direction: E (94°)
Speed: 20Mph(32Km, 23Kts)
Details for Sunday, August 24
Isolated thunderstorms in the morning, becoming sunny late. High 78F. Winds WSW at 10 to 20 mph. Chance of rain 30%.
Evening: A mostly clear sky. Low 52F. Winds W at 10 to 15 mph.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 6:41 AM
Sunset: 8:21 PM
 
Moonrise: 5:53 AM
Moonset: 7:38 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WSW
Direction: WSW (240°)
Speed: 15Mph(24Km, 17Kts)
Details for Monday, August 25
A few clouds. Highs in the low 70s and lows in the low 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 13%
Cloud Coverage
Sunrise: 6:42 AM
Sunset: 8:19 PM
 
Moonrise: 6:52 AM
Moonset: 8:06 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  W
Direction: W (276°)
Speed: 13Mph(21Km, 15Kts)
Details for Tuesday, August 26
Times of sun and clouds. Highs in the upper 60s and lows in the low 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 56%
Cloud Coverage
Sunrise: 6:43 AM
Sunset: 8:17 PM
 
Moonrise: 7:50 AM
Moonset: 8:33 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  NE
Direction: NE (41°)
Speed: 8Mph(13Km, 9Kts)
Details for Wednesday, August 27
Chance of afternoon showers. Highs in the upper 60s and lows in the low 50s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 62%
Cloud Coverage
Sunrise: 6:44 AM
Sunset: 8:16 PM
 
Moonrise: 8:50 AM
Moonset: 8:59 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNE
Direction: NNE (22°)
Speed: 9Mph(15Km, 11Kts)
Details for Thursday, August 28
Partly cloudy. Highs in the mid 70s and lows in the low 50s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 54%
Cloud Coverage
Sunrise: 6:46 AM
Sunset: 8:14 PM
 
Moonrise: 9:50 AM
Moonset: 9:26 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NE
Direction: NE (36°)
Speed: 7Mph(11Km, 8Kts)
Details for Friday, August 29
Partly cloudy. Highs in the upper 70s and lows in the mid 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 6:47 AM
Sunset: 8:12 PM
 
Moonrise: 10:51 AM
Moonset: 9:56 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (241°)
Speed: 7Mph(11Km, 8Kts)
Details for Saturday, August 30
Sunshine. Highs in the low 80s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 13%
Cloud Coverage
Sunrise: 6:48 AM
Sunset: 8:10 PM
 
Moonrise: 11:52 AM
Moonset: 10:28 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSE
Direction: SSE (167°)
Speed: 8Mph(12Km, 9Kts)
Details for Sunday, August 31
Mostly sunny. Highs in the low 80s and lows in the mid 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 24%
Cloud Coverage
Sunrise: 6:49 AM
Sunset: 8:08 PM
 
Moonrise: 12:55 PM
Moonset: 11:05 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (169°)
Speed: 14Mph(23Km, 16Kts)
Details for Monday, September 01
Plenty of sun. Highs in the mid 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 28%
Cloud Coverage
Sunrise: 6:51 AM
Sunset: 8:06 PM
 
Moonrise: 1:57 PM
Moonset: 11:48 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (250°)
Speed: 9Mph(14Km, 10Kts)
Daily Forecast Chart
Chart.
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