National Weather Service United States Department of Commerce

Heat Continues For Parts Of Western & Southern U.S. While Monsoon Slowly Begins To Decrease

Another day of dangerous heat is in store for parts of the western and southern U.S. on Tuesday before a cooling trend begins Wednesday. Excessive Heat Warnings are in effect for northern CA and southwestern OR, while Heat Advisories cover parts of the southern Plains/Lower MS Valley. Meanwhile, monsoon will slowly taper off Tuesday in the Southwest, but isolated heavy rain remains possible. Read More >

Operations Handbooks, Newsletter, Observer Instructions, and Resources

National Cooperative Observer Newsletter

FPR-D - Fischer-Porter Rebuild (Sutron)

FPR-E - Fischer-Porter Rebuild (CES)

F&P Mechanical Gauges (F&P)

Temperature - Updated for the COOP C460 Note 2, Modification, Aug 2013

Evaporation - Updated for TW24 Digital Thermometer, Aug 2013

Sterling Field Support Center (SFSC) Hotline