National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Southwest Oregon Regional Airport (KOTH)

Lat: 43.41948°NLon: 124.2437°WElev: 10.0ft.

light rain,mist

55°F

13°C

Humidity 100%
Wind Speed SSW 11 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 55°F (13°C)
Visibility 3.50 mi
Last update 07 Dec 09:30 PM PST
Extended Forecast for

Coos Bay OR

  • Tonight

    Tonight: Rain. Low around 54. South wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 58. South southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain. Low around 53. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain. High near 58. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain. Low around 55. South southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 58. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly before 10pm. Low around 54. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A chance of rain, mainly before 4pm. Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 10pm. Partly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Rain. Low around 54. South wind around 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely. Mostly cloudy, with a high near 58. South southwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Monday Night
Rain. Low around 53. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 58. Breezy, with a south southwest wind 18 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 55. South southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. High near 58. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly before 10pm. Low around 54. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 60.
Thursday Night
A slight chance of rain before 10pm. Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 59.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Saturday
A chance of rain. Partly sunny, with a high near 57.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 48.
Sunday
A chance of rain. Mostly cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Coos Bay OR
 43.38°N 124.21°W (Elev. 0 ft)
Last Update:
9:41 pm PST Dec 7, 2025
Forecast Valid:
10pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation