Tri-Cities Airport Weather Warning Monitor Page

Hot Temperatures in the Northwest U.S.; Excessive Rainfall Potential in the Southwest U.S.

Hot to extremely hot daytime temperatures remain in place across coastal southern California and the interior Northwest, with the Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring a marginal to slight risk of excessive rainfall across the southwest U.S. this week. Read More >

Tri-Cities Airport (KPSC) WA Weather Warning Monitor Page

Most Recent KPSC TAF

578
FTUS46 KPDT 030528
TAFPSC
TAF
KPSC 030528Z 0306/0406 VRB03KT P6SM FEW250=

Most Recent Airport Weather Warning (Note: The date and time the product was issued)

315
WWUS86 KPDT 010309
AWWPSC
WAC021-010615-

Airport Weather Warning for the Tri-Cities Airport
National Weather Service Pendleton OR
809 PM PDT Sun Aug 31 2025

An Airport Weather Warning has been issued for the Tri-Cities
airport.

* WHAT...A thunderstorm with cloud-to-ground lightning expected.

* WHEN...Impacting between now and 2100.

* ADDITIONAL DETAILS...CG lightning has been detected via radar
and the storm is heading northeast. The storm is exxpected to
come within 5 miles of the airport

$$

CB