Station Name: SIMILKAMEEN RIVER NEAR NIGHTHAWK, WA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,165 feet

Nearest Address:
2672 Loomis Oroville Rd
Nighthawk, WA 98827
Okanogan County

GPS Coordinates: 48.98460109, -119.6184098

Nearby Water Temperatures

Frost Advisory issued May 17 at 10:10AM PDT until May 18 at 7:00AM PDT by NWS Spokane WA

Effective: Sun May 17, 2026, 10:10 AM
Expires: Mon May 18, 2026, 7:00 AM

* WHAT...Low temperatures between 31 and 37 will result in frost formation. * WHERE...Genesee, St. Maries, Fairfield, Boulder Creek Road, Worley, Kettle Falls, Airway Heights, Metaline Falls, Osburn, Plummer, Downtown Spokane, Pinehurst, Davenport, Clark Fork, Chesaw Road, Tiger, Moscow, Pullman, Cheney, Athol, Chewelah, Sandpoint, Rockford, Colville, Wallace, Bonners Ferry, Colfax, Coeur d'Alene, La Crosse, Eastport, Oakesdale, Deer Park, Ione, Priest River, Wauconda, Northport, Metaline, Newport, Fernwood, Fruitland, Republic, Hayden, Orin-Rice Road, Kellogg, Rosalia, Inchelium, Spokane Valley, Post Falls, Tekoa, Flowery Trail Road, Uniontown, Potlatch, and Springdale-Hunters Road. * WHEN...From 2 AM to 7 AM PDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Take steps now to protect tender plants from the cold.

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: Sat May 16, 2026, 5:18 PM
Expires: Sun May 17, 2026, 9:18 AM

Falling snow levels with possible snowfall accumulations at the highway summits and passes. Where: Allison Pass, Pennask Summit, Coquihalla Highway, Rogers Pass. When: Now 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, Rogers Pass, and the Pennask and the Coquihalla Highway through this long weekend. Be prepared for winter driving conditions across these high elevation routes and allow for extra time if driving 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.