Weather Alerts For Olympia, WA

# HEADLINE -------------------- FREEZE WARNING IN EFFECT FROM 1 AM TO 9 AM PDT THURSDAY # DETAILS -------------------- WHAT Sub-freezing temperatures as low as 29 expected. WHERE Middle Chehalis River Valley, Southern Hood Canal, Lowlands of Lewis and Southern Thurston Counties, Olympia and Southern Puget Sound, and Willapa and Black Hills. WHEN From 1 AM to 9 AM PDT Thursday. IMPACTS Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. ISSUED AT Wednesday, April 15, 2026 at 1:25 PM PDT ISSUED BY National Weather Service Seattle WA HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Take steps now to protect tender plants from the cold. # AREAS AFFECTED -------------------- Lowlands of Lewis and Southern Thurston Counties, Middle Chehalis River Valley, Olympia and Southern Puget Sound, Southern Hood Canal, Willapa and Black Hills Including Grand Mound, Chehalis, Tumwater, Olympia, Elma, Skokomish, Rochester, Montesano, Lacey, Pe Ell, Fords Prairie, and McCleary