Weather for Jefferson, Oregon
Current Weather
Humidity: 35%
Feels Like: 83.3°F
Wind: WNW 12.1 mph
Wind Gusts: 14.2 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 3.1
Five Day Weather Forecast
Fri
H: 90°F
L: 52°F
Sat
H: 83°F
L: 53°F
Sun
H: 71°F
L: 53°F
Mon
H: 84°F
L: 58°F
Tue
H: 91°F
L: 51°F
Air Quality
Nitrogen Dioxide: 7.96 μg/m3
Sulphur Dioxide: 1.11 μg/m3
Ozone: 46 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:52 PM
Daylight: 15 hrs 9 mins
Moon Transit: 7:26 AM
Moonset: 2:56 PM
Moon Phase: Last Quarter
Moon Illumination: 33.4%
Best Times for Fishing or Hunting
Major Periods
6:56 AM - 9:26 AM2:49 PM - 5:19 PM
Minor Periods
2:26 PM - 3:56 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Red Flag Warning issued July 17 at 12:23PM PDT until July 18 at 10:00PM PDT by NWS Pendleton OR
Effective: Thu July 17, 2025, 12:23 PM
Expires: Fri July 18, 2025, 10:00 PM
...DRY AND BREEZY TO WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF CENTRAL AND EASTERN OREGON AND SOUTH CENTRAL WASHINGTON THROUGH FRIDAY... .Warm, dry, and breezy to windy conditions are expected through Friday across portions of central and eastern Oregon and central Washington, especially through the Cascade gaps. Afternoon relative humidity will be low to very low, and overnight relative humidity recovery is forecast to be poor to moderate. Strongest winds are expected Friday. * AFFECTED AREA...Fire Weather Zones 700 Central Mountains of Oregon and 703 Warm Springs Reservation. * TIMING...Until 10 PM PDT Friday. * WINDS...West 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Red Flag Warning issued July 17 at 12:23PM PDT until July 18 at 10:00PM PDT by NWS Pendleton OR
Effective: Thu July 17, 2025, 12:23 PM
Expires: Fri July 18, 2025, 10:00 PM
...DRY AND BREEZY TO WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF CENTRAL AND EASTERN OREGON AND SOUTH CENTRAL WASHINGTON THROUGH FRIDAY... .Warm, dry, and breezy to windy conditions are expected through Friday across portions of central and eastern Oregon and central Washington, especially through the Cascade gaps. Afternoon relative humidity will be low to very low, and overnight relative humidity recovery is forecast to be poor to moderate. Strongest winds are expected Friday. * AFFECTED AREA...Fire Weather Zones 700 Central Mountains of Oregon and 703 Warm Springs Reservation. * TIMING...Until 10 PM PDT Friday. * WINDS...West 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Red Flag Warning issued July 17 at 12:23PM PDT until July 18 at 10:00PM PDT by NWS Pendleton OR
Effective: Thu July 17, 2025, 12:23 PM
Expires: Fri July 18, 2025, 10:00 PM
...DRY AND BREEZY TO WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF CENTRAL AND EASTERN OREGON AND SOUTH CENTRAL WASHINGTON THROUGH FRIDAY... .Warm, dry, and breezy to windy conditions are expected through Friday across portions of central and eastern Oregon and central Washington, especially through the Cascade gaps. Afternoon relative humidity will be low to very low, and overnight relative humidity recovery is forecast to be poor to moderate. Strongest winds are expected Friday. * AFFECTED AREA...Fire Weather Zones 700 Central Mountains of Oregon and 703 Warm Springs Reservation. * TIMING...Until 10 PM PDT Friday. * WINDS...West 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Red Flag Warning issued July 17 at 12:23PM PDT until July 18 at 10:00PM PDT by NWS Pendleton OR
Effective: Thu July 17, 2025, 12:23 PM
Expires: Fri July 18, 2025, 10:00 PM
...DRY AND BREEZY TO WINDY CONDITIONS EXPECTED ACROSS PORTIONS OF CENTRAL AND EASTERN OREGON AND SOUTH CENTRAL WASHINGTON THROUGH FRIDAY... .Warm, dry, and breezy to windy conditions are expected through Friday across portions of central and eastern Oregon and central Washington, especially through the Cascade gaps. Afternoon relative humidity will be low to very low, and overnight relative humidity recovery is forecast to be poor to moderate. Strongest winds are expected Friday. * AFFECTED AREA...Fire Weather Zones 700 Central Mountains of Oregon and 703 Warm Springs Reservation. * TIMING...Until 10 PM PDT Friday. * WINDS...West 10 to 15 mph with gusts up to 25 mph. * RELATIVE HUMIDITY...As low as 10 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Weather Forecast
Average Temperature: 68°F
Average Humidity: 66%
Wind: 12.1 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 7.69 μg/m3
Sulphur Dioxide: 0.93 μg/m3
Ozone: 54.6 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:52 PM
Daylight: 15 hrs 9 mins
Moon Transit: 7:26 AM
Moonset: 2:56 PM
Moon Phase: Last Quarter
Moon Illumination: 33.4%
Best Times for Fishing or Hunting
Major Periods
6:56 AM - 9:26 AM2:49 PM - 5:19 PM
Minor Periods
2:26 PM - 3:56 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 64.9°F
Average Humidity: 67%
Wind: 11.6 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 4.26 μg/m3
Sulphur Dioxide: 0.89 μg/m3
Ozone: 54.4 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:51 PM
Daylight: 15 hrs 7 mins
Moon Transit: 8:20 AM
Moonset: 4:18 PM
Moon Phase: Last Quarter
Moon Illumination: 23.2%
Best Times for Fishing or Hunting
Major Periods
7:50 AM - 10:20 AM3:44 PM - 6:14 PM
Minor Periods
3:48 PM - 5:18 PM12:10 AM - 1:40 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 61.9°F
Average Humidity: 67%
Wind: 9.6 mph
UV Index: 2
Air Quality
Nitrogen Dioxide: 5.05 μg/m3
Sulphur Dioxide: 0.84 μg/m3
Ozone: 51.44 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:50 PM
Daylight: 15 hrs 5 mins
Moon Transit: 9:19 AM
Moonset: 5:38 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.4%
Best Times for Fishing or Hunting
Major Periods
8:49 AM - 11:19 AM4:44 PM - 7:14 PM
Minor Periods
5:08 PM - 6:38 PM12:43 AM - 2:13 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 68.7°F
Average Humidity: 59%
Wind: 10.7 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 4.2 μg/m3
Sulphur Dioxide: 0.79 μg/m3
Ozone: 56.24 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:50 PM
Daylight: 15 hrs 3 mins
Moon Transit: 10:21 AM
Moonset: 6:51 PM
Moon Phase: Waning Crescent
Moon Illumination: 7.4%
Best Times for Fishing or Hunting
Major Periods
5:47 PM - 8:17 PM9:51 AM - 12:21 AM
Minor Periods
6:21 PM - 7:51 PM1:27 AM - 2:57 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 68.4°F
Average Humidity: 58%
Wind: 11 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 9.98 μg/m3
Sulphur Dioxide: 0.85 μg/m3
Ozone: 43.69 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 8:49 PM
Daylight: 15 hrs 1 mins
Moon Transit: 11:24 AM
Moonset: 7:52 PM
Moon Phase: Waning Crescent
Moon Illumination: 2.6%
Best Times for Fishing or Hunting
Major Periods
6:51 PM - 9:21 PM10:54 AM - 1:24 PM
Minor Periods
7:22 PM - 8:52 PM2:25 AM - 3:55 AM
Action Rating: 3 out of 5