Station Name: SKAGIT RIVER AT MARBLEMOUNT, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 325 feet

Nearest Address:
60318 N Cascades Hwy
Marblemount, WA 98267
Skagit County

GPS Coordinates: 48.5337306, -121.4298499

Nearby Water Temperatures

Winter Weather Advisory issued May 15 at 4:57PM PDT until May 17 at 8:00AM PDT by NWS Seattle WA

Effective: Fri May 15, 2026, 4:57 PM
Expires: Sat May 16, 2026, 1:00 AM

* WHAT...Snow showers expected. Total snow accumulations of 4 to 6 inches above 4000 feet, with higher amounts possible in the high terrain. * WHERE...Cascades of Snohomish and Northern King Counties, Cascades of Whatcom and Skagit Counties, Olympics, Cascades of Pierce and Lewis Counties, and Cascades of Southern King County. * WHEN...Until 8 AM PDT Sunday. * IMPACTS...Late season snow showers in the mountains may impact those enjoying outdoor recreation in the mountains above 4000 feet Friday through Saturday night. Warm road temperatures may limit roadway accumulations. However, temporary road accumulations will be possible in heavy snow showers. * ADDITIONAL DETAILS...Expect cold conditions in the mountains. The highest chances for heavy showers will occur Friday afternoon and again Saturday afternoon. These showers could be accompanied by lighting and small hail.

Slow down and use caution while driving during or after heavy showers. Those recreating above 4000 feet should be aware of the potential for snow showers and thunderstorms. Have a plan for how to find safety and know where and how fast you can find shelter.

special weather statement in effect

Service Notice – April 2026: The Environment and Climate Change Canada (ECCC) CAP Service undergoes changes from time to time as the business of alerting evolves. For Spring 2026, changes are expected to include... 1) ECCC's initiative to introduce free-form polygons to represent the true threat area of a weather hazard is tentatively set for June 2026 deployment. Data changes will appear in CAP following this deployment, 2) marine alerts will now be issued for smaller zone splits in certain areas of Atlantic and Pacific waters and 3) other minor improvements and corrections. For more information on these changes: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/ | Notification de service – avril 2026: Le service du PAC d’Environnement et Changement climatique Canada (ECCC) subit périodiquement des changements à mesure que le système d’alerte évolue. Pour le printemps 2026, il y aura des changements incluant... 1) l’initiative d’ECCC visant à introduire des polygones libres pour représenter la véritable zone de menace d’un danger météorologique devrait être déployée provisoirement en juin 2026. Des changements de données apparaîtront dans le PAC à la suite de ce déploiement, 2) les alertes marines seront désormais émises pour des subdivisions de zones plus petites dans certaines régions des eaux de l’Atlantique et du Pacifique et 3) d’autres améliorations et corrections mineures. Pour plus d’informations sur ces changements: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/

Effective: Fri May 15, 2026, 4:43 AM
Expires: Fri May 15, 2026, 8:43 PM

Falling freezing levels with possible snowfall accumulations at the highway summits and passes. Where: Allison Pass, Pennask and Coquihalla Summits. When: This morning through Sunday morning. Remarks: Falling freezing levels in combination with upper level instability and moisture will bring the possibility of snowfall accumulations to Allison Pass and the Pennask and Coquihalla Summits through this long weekend. Adjust speeds to road conditions and allow for extra time if road conditions deteriorate. ### Weather in the mountains can change suddenly resulting in hazardous driving conditions. Road conditions are available at https://www.drivebc.ca/. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to BCstorm@ec.gc.ca or post reports on X using #BCStorm.

special weather statement in effect

Service Notice – April 2026: The Environment and Climate Change Canada (ECCC) CAP Service undergoes changes from time to time as the business of alerting evolves. For Spring 2026, changes are expected to include... 1) ECCC's initiative to introduce free-form polygons to represent the true threat area of a weather hazard is tentatively set for June 2026 deployment. Data changes will appear in CAP following this deployment, 2) marine alerts will now be issued for smaller zone splits in certain areas of Atlantic and Pacific waters and 3) other minor improvements and corrections. For more information on these changes: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/ | Notification de service – avril 2026: Le service du PAC d’Environnement et Changement climatique Canada (ECCC) subit périodiquement des changements à mesure que le système d’alerte évolue. Pour le printemps 2026, il y aura des changements incluant... 1) l’initiative d’ECCC visant à introduire des polygones libres pour représenter la véritable zone de menace d’un danger météorologique devrait être déployée provisoirement en juin 2026. Des changements de données apparaîtront dans le PAC à la suite de ce déploiement, 2) les alertes marines seront désormais émises pour des subdivisions de zones plus petites dans certaines régions des eaux de l’Atlantique et du Pacifique et 3) d’autres améliorations et corrections mineures. Pour plus d’informations sur ces changements: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/

Effective: Fri May 15, 2026, 4:19 PM
Expires: Sat May 16, 2026, 8:19 AM

Falling snow levels with possible snowfall accumulations at the highway summits and passes. Where: Allison Pass, Pennask and Coquihalla Summit. When: Tonight through Sunday morning. Remarks: Falling snow levels in combination with upper level instability and moisture will bring the possibility of snowfall accumulations to Allison Pass and the Pennask and Coquihalla Summits through this long weekend. Adjust speeds to road conditions and allow for extra time if road conditions deteriorate. ### Weather in the mountains can change suddenly resulting in hazardous driving conditions. Road conditions are available at https://www.drivebc.ca/. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to BCstorm@ec.gc.ca or post reports on X using #BCStorm.