Fire Weather Outlook Discussion
Issued by NWS
Issued by NWS
776 FNUS22 KWNS 160531 FWDDY2 Day 2 Fire Weather Outlook NWS Storm Prediction Center Norman OK 1231 AM CDT Thu Jul 16 2026 Valid 171200Z - 181200Z ...Synopsis... An upper ridge will amplify over much of the Intermountain West and central U.S. Evacuation of deeper monsoon moisture hastened by dry southwest flow south of a Pacific Northwest trough will bring dry and breezy conditions to portions of CA, OR and NV Friday. Similarly, daily shower and thunderstorm activity will generally be shifted farther east with dry conditions returning to the Pacific Northwest. ...Northeastern California, south-central OR and far northwestern NV... Dry southwest flow aloft coupled with a diffuse surface low in the Great Basin will enhance low-level southwest winds across northeastern CA and adjacent OR and NV areas. Efficient boundary layer mixing under sunny skies will manifest in southwest winds at the surface of around 15 mph during Friday afternoon. The winds coupled with RH of 10-15% will bring an elevated fire weather concern to the area amid dry fuels. ...Columbia Basin... Dry south to southwest flow is expected to return Friday across portions of the Columbia Basin and Okanogan Valley as an upper low ejects into British Columbia. South/southwest winds of around 15 mph and RH dropping to 15% should briefly elevate fire weather concerns Friday. However, preceding rainfall could mitigate the fire weather threat, precluding introduction of highlights for this outlook issuance. ..Williams.. 07/16/2026 ...Please see www.spc.noaa.gov/fire for graphic product... $$