Slow System Impacts Southern California and Southwest; Severe Weather Threats Over The East

A slow moving storm system will deliver heavy mountain snow and rainfall to southern California and the Desert Southwest through late week. The locally heavy rainfall may pose a flash flood risk, especially to burn scar locations. Severe thunderstorms capable of damaging winds, large hail, and isolated tornadoes will be possible from the Great Lakes and Ohio Valley into the Mid-Atlantic today. Read More >

COOP Observations Forms

WS Form B-23: Cooperative Station Inspection (Word version).
WS Form B-91: Record of River and Climatological Observations (Word version).
WS Form B-92: Record of Evaporation and Climatological Observations (Word version).
NWS Cooperative Observer Site - Authorization: Authorization Document for a COOP Observer Site (Word version).
WS Form B-43: Request for Establishment or Change in status of Cooperative Station (Word version).
WS Form B-30: Cooperative Agreement with Observer (Word version).
Surface Observations Forms (All)