Green Grass, South Dakota Weather
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Weather Forecast for Green Grass, South Dakota : Dewey County
Issued: 4:15 pm MDT Jun 4, 2025 Latitude: 45.1710912 Longitude: -101.2459852 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
30% chance of thunderstorms on This Afternoon 20% chance of thunderstorms on Tonight 80% chance of rain on Thursday 20% chance of rain on Friday 20% chance of rain on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday
High: 68°F Low: 47°F High: 64°F High: 71°F High: 83°F High: 74°F High: 73°F High: 81°F
Low: 48°F Low: 51°F Low: 51°F Low: 48°F Low: 50°F  
Thunderstorms Thunderstorms Rain Rain Rain Sunny Sunny Sunny
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Current Conditions at
FAITH - (KD07)
66°
Cloudy
as of 3:56 PM MDST
Rel. Humidity: 48%
Dew Point: 46°F
Pressure: 30.04 in.
Wind Data
21 MPH
Gust: 31 MPH
160° South
Current Conditions at
MOBRIDGE - (KMBG)
72°
Partly Cloudy
as of 4:52 PM CDST
Rel. Humidity: 35%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 24 MPH
190° South
Cloud Level(s): Scattered at 9500ft, Scattered at 12000ft
Current Conditions at
PIERRE - (KPIR)
70°
Partly Cloudy
as of 4:53 PM CDST
Rel. Humidity: 43%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 20 MPH
190° South
Cloud Level(s): Few at 6000ft, Scattered at 8000ft
Current Conditions at
PHILIP - (KPHP)
70°
Mostly Clear
as of 3:55 PM MDST
Rel. Humidity: 43%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 25 MPH
190° South
Cloud Level(s): Few at 5000ft
30% chance of thunderstorms This Afternoon This Afternoon... Scattered showers and thunderstorms, mainly before 5pm. Mostly sunny, with a steady temperature around 68. South southwest wind around 13 mph. Chance of precipitation is 30%.
20% chance of thunderstorms Tonight Tonight... Isolated showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 47. South southwest wind 6 to 11 mph becoming light and variable after midnight. Chance of precipitation is 20%.
80% chance of rain Thursday Thursday... Showers, mainly after 11am. High near 64. Light east southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. East southeast wind 5 to 9 mph becoming light and variable in the evening. Chance of precipitation is 30%.
20% chance of rain Friday Friday... A slight chance of showers after noon. Mostly sunny, with a high near 71. Light and variable wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 20%.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 51. South wind 6 to 8 mph.
20% chance of rain Saturday Saturday... A slight chance of showers after noon. Mostly sunny, with a high near 83. South wind 8 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 51. West northwest wind 9 to 15 mph, with gusts as high as 24 mph.
Sunny on Sunday Sunday... Sunny, with a high near 74. Breezy, with a northwest wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 34 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 48. Breezy.
Sunny on Monday Monday... Sunny, with a high near 73.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 50.
Sunny on Tuesday Tuesday... Sunny, with a high near 81.
Current Radar Image


Sun Almanac for Green Grass, South Dakota
Sunrise: 04:59 AM
Sunset: 8:28 PM
Civil Sunrise:04:22 AM
Civil Sunset: 9:05 PM
Nautical Sunrise: 03:34 AM
Nautical Sunset: 9:53 PM
Astro Sunrise: 02:31 AM
Astro Sunset: 10:56 PM
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