News | Washington State Climate Office

Aug 11, 2025 | August 2025 Newsletter, Climate Outlook

Early August Climate Outlook

ENSO-neutral conditions are likely to continue through October according to the Climate Prediction Center (CPC). Neutral conditions make it more difficult to predict upcoming fall conditions. There are roughly equal chances of either La Niña or neutral ENSO conditions for the upcoming winter, with much lower chances of El Niño conditions.

Jul 17, 2025 | Climate Outlook

Mid July Climate Outlook

What’s Next for the Pacific Northwest?
Warmer and drier than normal conditions will likely persist through August
The CPCs one month outlook for August 2025 indicates elevated chances of above normal temperatures and below normal precipitation.

Jul 7, 2025 | Climate Outlook, July 2025 Newsletter

Early July Climate Outlook

ENSO-neutral conditions are still very likely to continue through the summer and early fall according to the Climate Prediction Center (CPC). Neutral conditions typically do not play a large role in determining our average summer weather, so the outlooks discussed below are determined mostly from seasonal forecast models.

Jun 24, 2025 | Climate Outlook

Late June Climate Outlook

What’s Next for the Pacific Northwest?
July – September is likely to be warmer and drier than normal
The CPCs one month outlook for July 2025 shows elevated chances of warmer and drier than normal conditions across the state.

Jun 6, 2025 | Climate Outlook, June 2025 Newsletter

Early June Climate Outlook

ENSO-neutral conditions are very likely (74% chance) to continue through the summer according to the Climate Prediction Center (CPC). Neutral conditions typically do not play a large role in determining our average summer weather so the outlooks elaborated on below are determined mostly from seasonal forecast models.

May 19, 2025 | Climate Outlook

Late May Climate Outlook

What’s Next for the Pacific Northwest?
El Niño-Southern Oscillation (ENSO)
ENSO-neutral conditions likely continue through summer
ENSO-neutral conditions continue in the Tropical Pacific. Neutral conditions are expected to continue most likely through the summer according to ENSO models.

May 5, 2025 | Climate Outlook, May 2025 Newsletter

Early May Climate Outlook

ENSO-neutral conditions are in place according to the Climate Prediction Center (CPC). Neutral conditions will likely continue through the summer with a 50% chance that neutral conditions persist through August-October 2025.

Apr 17, 2025 | Climate Outlook

Late April 2025 Climate Outlook

What’s Next for the Pacific Northwest?
El Niño-Southern Oscillation (ENSO)
ENSO-neutral conditions have officially returned and are likely to continue through summer.
Sea surface temperatures in the Tropical Pacific continued to warm throughout March and have returned to near-normal.

Apr 4, 2025 | April 2025 Newsletter, Climate Outlook

Early April 2025 Climate Outlook

As of March 31st, a La Niña advisory is still in place according to the Climate Prediction Center (CPC). Nevertheless, La Niña conditions have continued to weaken, and we are expecting to enter a neutral ENSO phase during April.

Mar 20, 2025 | Climate Outlook

Late March 2025 Climate Outlook

What’s Next for the Pacific Northwest?
El Niño-Southern Oscillation (ENSO): Weak La Niña conditions are expected to transition to neutral conditions in the next month.
La Niña conditions continue to weaken driven in large part by warming sea surface temperatures in the central and eastern Tropical Pacific.