Marion County, OR Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Marion County.

Use the Radar Maps link provided to understand the trajectory of a storm.

Freeze Warning issued October 17 at 8:00PM PDT until October 18 at 9:00AM PDT by NWS Pendleton OR

* WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...North Central Oregon. * WHEN...From 11 PM this evening to 9 AM PDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Freeze Warning issued October 17 at 8:00PM PDT until October 18 at 9:00AM PDT by NWS Pendleton OR

* WHAT...Sub-freezing temperatures as low as 28 expected. * WHERE...Foothills of the Blue Mountains of Oregon and Washington, John Day Basin, Kittitas Valley, Yakima Valley, and Simcoe Highlands. * WHEN...From 11 PM this evening to 9 AM PDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Frost Advisory issued October 17 at 5:35PM MDT until October 18 at 9:00AM MDT by NWS Boise ID

* WHAT...For the Frost Advisory, low temperatures between 32 and 36 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 possible. * WHERE...Lower Treasure Valley Zones. * WHEN...For the Frost Advisory, from 3 AM to 9 AM MDT Friday. For the Freeze Watch, from late Friday night through Saturday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Freeze Watch issued October 17 at 5:35PM MDT until October 19 at 9:00AM MDT by NWS Boise ID

* WHAT...For the Frost Advisory, low temperatures between 32 and 36 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 possible. * WHERE...Lower Treasure Valley Zones. * WHEN...For the Frost Advisory, from 3 AM to 9 AM MDT Friday. For the Freeze Watch, from late Friday night through Saturday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Freeze Warning issued October 17 at 10:41AM PDT until October 18 at 9:00AM PDT by NWS Medford OR

* WHAT...Sub-freezing temperatures as low as 30 degrees in Oregon valleys and as low as 25 degrees in California valleys. * WHERE...In California, the Shasta and Scott valleys, the lower Klamath River valley, and the Mount Shasta region. In Oregon, the Rogue, Applegate, and Illinois valleys. * WHEN...From midnight tonight to 9 AM PDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Freeze Warning issued October 17 at 7:55AM PDT until October 18 at 9:00AM PDT by NWS Portland OR

* WHAT...Sub-freezing temperatures in the upper 20s to lower 30s, coldest in the Parkdale area. * WHERE...Upper Hood River Valley. * WHEN...From midnight tonight to 9 AM PDT Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Frost Advisory issued October 17 at 7:55AM PDT until October 18 at 9:00AM PDT by NWS Portland OR

* WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...South Willamette Valley, Cascade Foothills of Marion and Linn Counties, and Lane County Cascade Foothills. * WHEN...From midnight tonight to 9 AM PDT Friday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.