UW Libraries hosting alternative access to federal climate data
In light of growing concerns for the continued availability of federal climate data and tools, we would like to point you toward an ongoing effort at UW Libraries to gather alternative links to federal climate resources and websites.
Read moreLate 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.
Climatology of the Northeastern Washington Climate Division (#9)
In this edition of Climate Matters, we return to our Climate Division series in which we describe the local climate features in each of Washington’s 10 climate divisions, as defined by NOAA.
Read moreMay 2025 Snowpack and Drought Summary
Considerable snowmelt continued through May as warm and dry conditions continued in the mountains. The difference in snowpack coverage can be seen clearly by comparing maps of May 1 and June 1 SWE, courtesy of the National Operational Hydrologic Remote Sensing Center (NOHRSC).
Read moreEarly 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.
Read moreMay 2025 Notable Weather Events
May 2025 featured near normal temperatures statewide, aside from some notable warm spells, and below normal rainfall when averaged statewide. The majority of the month’s rainfall occurred during a more active period of weather from May 11-20.
Read moreMay 2025 Climate Summary
May was another dry month for nearly all portions of the state and ranked as the 26th driest May statewide since 1895. On the heels of dry and warm conditions in April, concerns continue to grow for worsening drought conditions as we head into summer 2025.
Read moreLate 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.
April 2025 Climate Summary
April was a dry and warm month for nearly all portions of the state. Statewide, precipitation was 1.41″ below our 1991-2020 average April precipitation. April 2025 also ranked as the 30th driest April since 1895.
Read moreEarly 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.
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