OCCRI

The Oregon Climate Change Research Institute, established by the legislature in 2007, focuses on climate change and its effects on natural and human systems.

[OCCRI @OCCRI]

This year's snow drought unfortunately will strain many sectors and people across the western United States. https://t.co/pMGydaSnac

[OCCRI @OCCRI]

Great insights by @climatechirper.bsky.social (Deepti Singh) on how social and governance systems interact with atmospheric systems to influence El Niño's effects on people https://t.co/oR6iP1xtsG

[OCCRI @OCCRI]

https://t.co/nkWDfYD1pi

[OCCRI @OCCRI]

The Pacific Northwest has some precipitation, but it's not snow.

[NIDIS Drought.gov @NOAADrought]

March 2026 Snow Drought Update

Record Snowpack Deficits Worsen in February; Conditions Expected to Further Deteriorate With Chances for Record Heat Next Week

Get the full update: https://t.co/H38w7ygtHy @NOAA @DRIScience

[OCCRI @OCCRI]

Data and maps are free to the public

[OCCRI @OCCRI]

PRISM solar irradiance time series data are now available. Great news for many fields of inquiry. https://t.co/8doEHjoKlI...

[NIDIS Drought.gov @NOAADrought]

New @NOAA ENSO Index Supports Drought Early Warning

The Oceanic Niño Index (ONI) has been NOAA's official ENSO index. In Feb 2026, @NWSCPC adopted the Relative Oceanic Niño Index (RONI) to better represent ENSO.

+ Is El Niño on the Horizon?

See https://t.co/uO64DuriXJ @NWS

[OCCRI @OCCRI]

The National Weather Service will begin providing information about both likelihood and, for the first time, intensity of severe storms. https://t.co/nJOaM9sS3A

[OCCRI @OCCRI]

A recording of February's Pacific Northwest Drought and Climate Outlook Webinar is now available courtesy of our excellent colleagues at @NOAADrought https://t.co/r50J25EmrB

[OCCRI @OCCRI]

Next Monday at 11:00 a.m. Pacific: Pacific Northwest Drought and Climate Outlook Webinar, featuring Oregon State Climatologist Larry O'Neill and colleagues at NOAA and NRCS. Register at https://t.co/rUtdww1muB

[NIDIS Drought.gov @NOAADrought]

Upcoming NIDIS Western Region Webinars

Feb. 19: Intermountain West Snow Drought and Water Supply Briefing (WY, UT, CO, AZ, NM) https://t.co/RyxBgcjbPa

Feb: 23 Pacific Northwest DEWS February Drought & Climate Outlook Webinar (WA, OR, ID) https://t.co/Y6vvTviLfa

[OCCRI @OCCRI]

Snow drought creates stress for sectors, organisms, and needs including but not limited to the ski industry, fishes, and electricity supply. https://t.co/qY7JV0ETKa

[OCCRI @OCCRI]

Despite likely storms in the coming weeks, Oregon State Climatologist Larry O'Neill and partners in climate offices across the Pacific Northwest detail potential water scarcity during this year's growing season https://t.co/RAXxG5VMyo

[OCCRI @OCCRI]

Snow conditions currently are lousy across most of the western United States, but may improve later in February.

[NIDIS Drought.gov @NOAADrought]

February 2026 Snow Drought Update

A Dry, Warm January Leaves the West With the Worst Snowpack in Decades

Economic impacts are occurring, especially for winter recreation and the communities that rely on it. Water supply concerns are increasing. https://t.co/WTDuSNEJBu @NOAA

[OCCRI @OCCRI]

Is "regular winter weather" and a reprieve from snow drought in Oregon's future? State climatologist Larry O'Neill says there's a distinct possibility. https://t.co/lj0BevTyWm @ORClimateSvc

[OCCRI @OCCRI]

What makes the Fire Program Analysis Fire-Occurrence Database (Short 2022) even better? An additional 270 attributes associated with each of the >2M wildfires it documents. Learn more about the augmented data, led by @YPourmohamad and @SadeghMojtaba, here: https://t.co/TOoVXZTcrd

[OCCRI @OCCRI]

Snow drought in the western United States is the present. Is it also the future? https://t.co/HGJvoxxgSo. .

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https://t.co/uZ7joYjxsb

[OCCRI @OCCRI]

Thanks to @FireScienceGOV for highlighting this work led by our colleagues @YPourmohamad and @SadeghMojtaba on predicting where and when human-caused wildfire ignitions are most likely across the western United States. https://t.co/5cHoZIxQdM

[OCCRI @OCCRI]

Oregon Climate Service director and state climatologist Larry O'Neill featured in this new podcast on Oregon's snow conditions and 2025 climate. https://t.co/OA7bXOCRCt @OSUCEOAS