COTTAGE GROVE OREGON WEATHER | 7-DAY FORECAST | SKY CAMS | FORECAST | SNOW | STORM | ALERTS | AIR QUALITY | LIVE RADAR | LANE COUNTY TRAVEL

Updated Constantly: Cottage Grove Oregon Weather | Lane County | Cottage Grove Sky Cams | River Levels | Air Quality | Alerts - Current conditions, forecasts, air quality, live radar weather cams, Lane County Travel, Central Oregon Cascades Travel, storm alerts

COTTAGE GROVE, OREGON 7-DAY FORECAST

Cottage Grove, OR
50°
Patchy Fog
Patchy Fog

7-Day Forecast

Today
Mostly Cloudy
66° 66°
Mostly Cloudy
Tonight
Mostly Cloudy then Chance Light Rain
44° 44°
Mostly Cloudy then Chance Light Rain
Friday
Light Rain
59° 59°
Light Rain
Friday Night
Light Rain Likely
41° 41°
Light Rain Likely
Saturday
Slight Chance Light Rain then Mostly Cloudy
61° 61°
Slight Chance Light Rain then Mostly Cloudy
Saturday Night
Light Rain
42° 42°
Light Rain
Sunday
Light Rain
55° 55°
Light Rain
Sunday Night
Light Rain Likely
35° 35°
Light Rain Likely
Monday
Chance Light Rain
55° 55°
Chance Light Rain
Monday Night
Slight Chance Light Rain then Mostly Cloudy
31° 31°
Slight Chance Light Rain then Mostly Cloudy
Tuesday
Mostly Sunny then Slight Chance Light Rain
55° 55°
Mostly Sunny then Slight Chance Light Rain
Tuesday Night
Light Rain Likely
34° 34°
Light Rain Likely
Wednesday
Light Rain
53° 53°
Light Rain
Wednesday Night
Chance Light Rain
32° 32°
Chance Light Rain

Detailed Forecast

Today: Mostly cloudy. High near 66, with temperatures falling to around 57 in the afternoon. North northwest wind around 1 mph.
Tonight: A chance of rain after 4am. Mostly cloudy. Low around 44, with temperatures rising to around 50 overnight. South southeast wind 1 to 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday: Rain. Mostly cloudy. High near 59, with temperatures falling to around 51 in the afternoon. South southwest wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night: Rain likely. Mostly cloudy, with a low around 41. South wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 70%.
Saturday: A slight chance of rain before 10am. Mostly cloudy, with a high near 61. South wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday Night: Rain after 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 100%.
Sunday: Rain. Cloudy, with a high near 55.
Sunday Night: Rain likely. Mostly cloudy, with a low around 35.
Monday: A chance of rain. Partly sunny, with a high near 55.
Monday Night: A slight chance of rain before 10pm. Mostly cloudy, with a low around 31.
Tuesday: A slight chance of rain after 4pm. Mostly sunny, with a high near 55.
Tuesday Night: Rain likely. Mostly cloudy, with a low around 34.
Wednesday: Rain. Mostly cloudy, with a high near 53.
Wednesday Night: A chance of rain. Mostly cloudy, with a low around 32.



UPDATED TWICE DAILY - Published 2026-08-16 20:42

 


LATEST COTTAGE GROVE WEATHER ALERTS, WARNINGS, LANE COUNTY (+ archives)

Watches, warnings, and advisories issued since Fri, Jan 31, 2025 9:07:21 AM -0700 for Lane County Lowlands (ORZ118) OR

Dense Fog Advisory issued November 12 at 7:52AM PST until November 12 at 11:00AM PST by NWS Portland OR
12 Nov 2026 at 8:52am
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...East Central Willamette Valley, West Central Willamette Valley, Benton County Lowlands, Lane County Lowlands, and Linn County Lowlands. * WHEN...Until 11 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

Dense Fog Advisory issued November 12 at 4:19AM PST until November 12 at 9:00AM PST by NWS Portland OR
12 Nov 2026 at 5:19am
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...East Central Willamette Valley, West Central Willamette Valley, Benton County Lowlands, Lane County Lowlands, and Linn County Lowlands. * WHEN...Until 9 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

Watches, warnings, and advisories issued since Fri, Jan 31, 2025 9:07:21 AM -0700 for Lane County (ORC039) OR

Dense Fog Advisory issued November 12 at 7:52AM PST until November 12 at 11:0...
12 Nov 2026 at 8:52am
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...East Central Willamette Valley, West Central Willamette Valley, Benton County Lowlands, Lane County Lowlands, and Linn County Lowlands. * WHEN...Until 11 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

Dense Fog Advisory issued November 12 at 4:19AM PST until November 12 at 9:00...
12 Nov 2026 at 5:19am
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...East Central Willamette Valley, West Central Willamette Valley, Benton County Lowlands, Lane County Lowlands, and Linn County Lowlands. * WHEN...Until 9 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

High Surf Warning issued November 8 at 9:52PM PST until November 8 at 10:00PM...
8 Nov 2026 at 10:52pm
While wave heights will continue to remain elevated through early Monday morning, the dominant period has decreased. So, while breakers are expected to be below 20 ft, caution should still be taken when on or near the surf zone. So, will let the high surf warning expire at 10 PM this evening. As a reminder, please be aware of your surroundings when venturing to the beach. Keep off of jetties, rocks and logs. If you see someone swept into the sea do not swim in after them. Call 911 and keep an eye on them until help arrives.

High Surf Warning issued November 8 at 10:14AM PST until November 8 at 10:00P...
8 Nov 2026 at 11:14am
* WHAT...Large waves and dangerous surf conditions. Breakers between 28 to 33 feet. * WHERE...Central Coast of Oregon. * WHEN...Until 10 PM PST this evening. * IMPACTS...Destructive waves may wash over beaches, jetties, and other structures unexpectedly. People can be swept off rocks and jetties and drown while observing high surf. Severe beach erosion may destroy coastal properties and buildings. Higher than normal water run-up is expected on beaches and low- lying shoreline. * ADDITIONAL DETAILS...Caution should be used when in or near the water, especially those who will be razor clamming. Keep children and pets away from the surf zone. Keep off of jetties, rocks and logs near the surf zone. If you see someone swept into the sea do not swim in after them. Call 911 and keep an eye on them until help arrives.




CASCADES OF LANE COUNTY - if empty then no alerts

NOAA River Gauge: Cottage Grove Reservoir (COTO3)

Current watches, warnings, and advisories for Cascades of Lane County (ORZ128) OR








COTTAGE GROVE WEATHER CAMS / SKY CAMS



Cottage Grove-area Sky Cam: I-5 at Martin Creek


Cottage Grove-area Sky Cam: I-5 two miles south of Cottage Grove


LIVE COTTAGE GROVE OREGON RADAR




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28 Sep 2026 at 4:05pm

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News Release ...
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30 Oct 2026 at 3:47pm

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