Grossman, Oregon Weather
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Weather Forecast for Grossman, Oregon : Wallowa County
Issued: 10:52 pm PDT Sep 2, 2025 Latitude: 45.8054219 Longitude: -117.5815748 View on Google Maps

MouseOver for Detail Forecast
Tonight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Clear on Tonight Sunny on Wednesday Sunny on Thursday Sunny on Friday 30% chance of on Saturday 20% chance of thunderstorms on Sunday 20% chance of on Monday 20% chance of on Tuesday
Low: 68°F High: 91°F High: 88°F High: 86°F High: 76°F High: 74°F High: 73°F High: 67°F
Low: 68°F Low: 65°F Low: 65°F Low: 59°F Low: 59°F Low: 56°F  
Mostly Clear Sunny Sunny Sunny Partly Sunny Thunderstorms Partly Sunny Partly Sunny
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Current Conditions at
WALLA WALLA - (KALW)
77°
Clear
as of 10:53 PM PDST
Rel. Humidity: 31%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
8 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
LA GRANDE - (KLGD)
73°
Clear
as of 10:56 PM PDST
Rel. Humidity: 35%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.09 in.
Flight Rule: VFR
Wind Data
5 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
LEWISTON - (KLWS)
82°
Clear
as of 10:56 PM PDST
Rel. Humidity: 23%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
8 MPH
200° South
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 68. Calm wind.
Sunny on Wednesday Wednesday... Widespread haze between 11am and 2pm. Sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 68. North wind around 5 mph becoming calm in the evening.
Sunny on Thursday Thursday... Sunny, with a high near 88. Light and variable wind.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 65. North wind around 5 mph becoming calm in the evening.
Sunny on Friday Friday... Sunny, with a high near 86.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 65.
30% chance of Saturday Saturday... A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 76.
40% chance of thunderstorms Saturday Night Saturday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
20% chance of thunderstorms Sunday Sunday... A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 74.
10% chance of rain Sunday Night Sunday Night... A slight chance of showers. Mostly cloudy, with a low around 59.
20% chance of Monday Monday... A chance of showers. Partly sunny, with a high near 73.
20% chance of rain Monday Night Monday Night... A chance of showers. Mostly cloudy, with a low around 56.
20% chance of Tuesday Tuesday... A chance of showers. Partly sunny, with a high near 67.
Current Radar Image


Sun Almanac for Grossman, Oregon
Sunrise: 06:15 AM
Sunset: 7:24 PM
Civil Sunrise:05:44 AM
Civil Sunset: 7:55 PM
Nautical Sunrise: 05:07 AM
Nautical Sunset: 8:32 PM
Astro Sunrise: 04:28 AM
Astro Sunset: 9:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.