Klamath River 5-Day Forecast Summary
Here's how the next 5 days are shaping up at Klamath River, Northern California. Each day is rated based on breaking wave height, swell period, and wind — updated hourly from the latest NOAA GFS run.
Sat, May 16: 5–6ft, 14s period, rated Poor - Fair. Early morning is your best window — 4-5ft waves on WNW swell at 13s with gentle N breeze. Wind fills in through the day, pushing up to 19mph from the NNW and dropping conditions to poor - fair.
Sun, May 17: 6–7ft, 13s period, rated Poor - Fair. First light looks cleanest — 6-7ft on W swell at 13s with 9mph from the N. Onshore flow builds through the day to 20mph, bringing conditions down to poor - fair.
Mon, May 18: 5–6ft, 12s period, rated Fair. Dawn patrol is the move — 4-5ft on NW swell at 8s with light ENE winds. The NW wind kicks in by afternoon — 11mph and fair by then.
Tue, May 19: 5–6ft, 15s period, rated Fair. Dawn patrol is the move — 5-6ft on NW swell at 8s with light winds out of the ENE. Things get a bit scrappier as the day goes on.
Wed, May 20: 5–6ft, 14s period, rated Fair. Early morning is your best window — 5-6ft waves on NW swell at 8s with barely a breath of wind. Conditions go downhill through the afternoon.