Onion Mountain Lookout, OR Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Cloudy with Mist and Fog 43°F
Feels Like 36°F  
Humidity 100% Dew Point 43°F Wind SSW 14 MPH Gusts 19 Barometer N/A
Report from a MADIS/MESONET weather station 0.1 mi. WSW of central Onion Mountain Lookout
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Point Forecast at a Glance

SunDec 7
Sun Dec 7: Rain, Low 43F
30%
 
43
MonDec 8
Mon Dec 8: Rain, High 49F, Low 44F
40%
49
44
TueDec 9
Tue Dec 9: Rain, High 49F, Low 47F
50%
49
47
WedDec 10
Wed Dec 10: Rain, High 52F, Low 44F
40%
52
44
ThuDec 11
Thu Dec 11: Mostly Sunny, High 52F, Low 39F
52
39
FriDec 12
Fri Dec 12: Sunny, High 52F, Low 39F
52
39
SatDec 13
Sat Dec 13: Rain, High 52F, Low 41F
50%
52
41

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7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 49°F to 52°F. Unsettled weather expected with rain likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 3°F above the historical average for December. Normal highs for this period are around 48°F with lows around 35°F.

This Date in Weather History

1935 - From the Monthly Weather Review for December 1935, "The outstanding flood of December 1935 was the record-breaking overflow of Buffalo and White Oak Bayous at Houston, Texas on the 8 and 9th. This destructive flood was caused by excessive rainfall over Harris County, Texas during a 42 hour period on the 6th, 7th, 8th, with amounts ranging from 5.50 inches at Houston" to 16.49 inches at the Humble Oil Company in the northwestern part of Harris County.

More on this and other weather history

Onion Mountain Lookout, OR 7 Day Weather Forecast Details

Sunday Dec 7

Rain

Night: A 30 percent chance of rain, mainly after 2am. Mostly cloudy, with a low around 43. Southwest wind around 10 mph.

Monday Dec 8

Rain

Day: A 40 percent chance of rain, mainly between 11am and 4pm. Mostly cloudy, with a high near 49. Southwest wind around 10 mph.

Rain

Night: A slight chance of rain before 7pm, then a slight chance of rain after 1am. Mostly cloudy, with a low around 44. Breezy, with a south southwest wind 16 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

Tuesday Dec 9

Rain

Day: A 50 percent chance of rain. Mostly cloudy, with a high near 49. Breezy, with a south southwest wind 16 to 26 mph, with gusts as high as 40 mph.

Rain

Night: A 50 percent chance of rain. Mostly cloudy, with a low around 47. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.

Wednesday Dec 10

Rain

Day: A 40 percent chance of rain. Partly sunny, with a high near 52.

Partly Cloudy

Night: Partly cloudy, with a low around 44.

Thursday Dec 11

Mostly Sunny

Day: Mostly sunny, with a high near 52.

Mostly Clear

Night: Mostly clear, with a low around 39.

Friday Dec 12

Sunny

Day: Sunny, with a high near 52.

Mostly Clear

Night: Mostly clear, with a low around 39.

Saturday Dec 13

Rain

Day: A slight chance of rain. Mostly sunny, with a high near 52.

Rain

Night: A chance of rain. Mostly cloudy, with a low around 41.

Sunday Dec 14

Rain

Day: A chance of rain. Snow level 6300 feet. Partly sunny, with a high near 48.

How We Provide Better Local Weather

Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.