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Cottage Grove Weather Blog

1 day ago
Series of storms over the next 10-days!

What: A series of four to five medium to strong strength low pressure systems will affect the region Tuesday night through Sunday, resulting in periods of rain, breezy conditions at times, and snow above 5000-6000'. These are not expected to be very cold systems, but total new mountain snow at the higher elevations could reach […]

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4 days ago
La Nina conditions present, rain on Sunday, periodic storms through end of month

La Nina: We've been talking a lot about La Nina lately. The latest data updated just yesterday shows that the atmosphere is now "linked" (responding to) La Nina conditions. La Nina has three different strengths, each of which generally have different impacts across the Pacific Northwest and Western Oregon. The majority of data and models […]

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6 days ago
Dry breaks with periodic storm systems to continue over the next 10-14 days + Nov-Jan Outlook + La Nina update

This is time of year when the computer models can get a little goofy, due to the change of seasons and increased contrast between cold air to the north and warm air to the south. To no surprise, this morning's computer model data is all over the place. Therefore, the forecast over the next 7-10 […]

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October 10, 2021
Freezing temperatures + frost possible Tuesday morning

Storm system that's currently affecting the region is the coldest of the season so far. Scattered showers to about midnight with a rumble of thunder possible to about sunset. Isolated showers Monday morning. Snow levels tonight and Monday are expected to dip to around 3500', but by then most of the precipitation will have fallen. […]

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October 7, 2021
Rain, rain go away?

Night/morning fog remains possible again tonight and Friday morning, but frost is not expected. There'll be a slow increase of mainly high clouds overnight ahead of the next weak storm system that may bring some light showers to the area later Friday afternoon to early night (but don't hold your breath). Very light winds may […]

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October 4, 2021
Active + cooler weather pattern returns!

Our storm door is expected to remain open for at least the next 10-14 days, promising that low pressure systems will regularly pass through the region. The water year runs October 1 through September 30. September was active, adding 2.97" of rainfall. We therefore closed out the 2020-21 Water Year at 36.53" of rainfall (average […]

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October 1, 2021
New water year begins, stormy October?

WATER YEAR Oregon's water year runs October 1 to September 30. Cottage Grove closed out the 2020-21 water year on September 30 with 36.53" of precipitation. Per the 1981-2010 "Climate Average," 45.43" is where we should be at. This represents 80% of normal for the 2020-21 water year. The gauge is now reset to 0.00" […]

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September 26, 2021
Sunday Update: Rain on the way!

A medium strength storm system is on track to bring rain and showers to the area tonight through Tuesday afternoon. Rain will develop tonight sometime between 9:00pm and 2:00am, then switch over to periods of showers and isolated thunderstorms from mid to late morning Monday to about sunset on Tuesday. Total combined rainfall looks to […]

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September 24, 2021
Another round of rain on the way!

Early September started off dry, but we quickly made up for it with last weekend's storm. A couple of low pressure systems will bring periods of rain and showers to the region Sunday through Tuesday. Unlike last weekend's system, these storms will have a little less moisture to work. Therefore, rainfall totals are expected to […]

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September 19, 2021
Impressive rainfall across the area!

We have to go all the way back to the period of February 12-15 when the area last saw rainfall like this. So far, 1.70" of rain has fallen in Cottage Grove (as of 10am Sunday). Isolated to scattered light showers will end today, then it looks dry tonight through the end of the month. […]

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