Science ❯ Meteorology

Hydrology

Climate Science Rainfall Patterns Precipitation Water Levels Water Resources Rainfall Measurement Water Cycle Flood Forecasting Flood Risk Assessment Climate Impact

Late-March Heat Wave Sends Western Snowpack Toward Record Lows

Officials warn of reservoir stress, including a risk to hydropower at Lake Powell.

California Snow Survey Finds Statewide Snowpack at Two-Thirds of Average

France’s 40-Day Rain Streak Ends as Flood Alerts Persist in the West

Western France Floods Escalate to Red Alerts as Search Continues on the Loire

West’s Snowpack Hits Record Lows as Forecasts Slash Lake Powell Inflows

California Snow Survey Finds Sierra Snowpack at 59% After Warm, Dry January

California’s First Snow Survey Finds Snowpack at 71% of Average

Emilia-Romagna Lowers Alert to Orange as Rivers Crest and Evacuations Hold

Coast Guard Helicopters Rescue Four From Sumas Attic During Washington’s Historic Floods

Washington Orders Evacuations as Atmospheric River Pushes Rivers Toward Record Crests

Vietnam Floods Leave 13 Dead as Waters Recede in Hoi An, More Rain Forecast

High Streamflow Advisories Persist on B.C. Coast as New Storm Arrives

UN Weather Agency Says Global Water Cycle Veered Off Course in 2024

Canada Warned to Reinforce Weather System as U.S. NOAA Cuts Jeopardize Data Access

Flash Floods Swamp Ruidoso’s Upper Canyon, Triggering Dozens of Rescues

U.S. Flood Crisis Spurs System Upgrades as Flash Warnings Hit Record High

Historic Flood Halts Paris–Milan Rail Link

Spain’s Historic Drought Ends as Record Storms Trigger Flooding and Recovery

California's Sierra Snowpack Begins 2025 Above Average, Boosting Water Supply Hopes

Sahara Desert Experiences Rare Flooding After Torrential Rainfall