####018004300#### FNUS86 KMTR 292110 FWLMTR ECCDA Discussions National Weather Service SAN FRANCISCO BAY AREA 210 PM PDT Thu May 29 2025 ##################################################################### ## ## ## Discussions from the latest FWF below ## ## ## ##################################################################### ...Discussion from SFOFWFMTR... A warming and drying trend is underway this afternoon with temps 10-20 degrees warmer and RH 20-40% lower than 24 hours ago across inland locations. The marine layer has stayed intact along the coast but will remain very shallow as high pressure aloft builds. Breezy onshore flow to 20-25 mph during the afternoons is likely through Saturday. Cooler temps and higher RH on tap by the end of the weekend. ...Discussion from SFOFWFEKA... Hot and dry conditions will peak across the interior Friday and Saturday. The hottest valleys will crest over 100 for the first time this year with minimum RH around 20 percent. Winds will be gentle and terrain driven, generally below 15 mph even in the afternoon. RH recovery will be poor at high elevations around 50 percent. Temperatures will cool by Sunday, but daytime RH will generally remain below 30 percent with moderate overnight recoveries. North winds will be enhanced this weekend, especially near shore and in Lake County with peak gusts around 30 mph at low elevations. ##################################################################### ## ## ## Complete a discussion for each ECCDA segment below ## ## When done click transmit, product sent as KMTRFWLMTR ## ## ## ##################################################################### ECC010-300915- St Helena ECC Dispatch- DISCUSSION FOR Marin and Sonoma and Napa Counties 210 PM PDT Thu May 29 2025 A warming and drying trend is underway this afternoon with temps 10-20 degrees warmer and RH 20-40% lower than 24 hours ago across inland locations. The marine layer has stayed intact along the coast but will remain very shallow as high pressure aloft builds. Breezy onshore flow to 20-25 mph during the afternoons is likely through Saturday. Cooler temps and higher RH on tap by the end of the weekend. $$ ECC014-300915- Morgan Hill ECC Dispatch- DISCUSSION FOR Alameda and Contra Costa and Santa Clara Counties 210 PM PDT Thu May 29 2025 A warming and drying trend is underway this afternoon with temps 10-20 degrees warmer and RH 20-40% lower than 24 hours ago across inland locations. The marine layer has stayed intact along the coast but will remain very shallow as high pressure aloft builds. Breezy onshore flow to 20-25 mph during the afternoons is likely through Saturday. Cooler temps and higher RH on tap by the end of the weekend. $$ ECC013-300915- Felton ECC Dispatch- DISCUSSION FOR Santa Cruz and San Mateo Counties 210 PM PDT Thu May 29 2025 A warming and drying trend is underway this afternoon with temps 10-20 degrees warmer and RH 20-40% lower than 24 hours ago across inland locations. The marine layer has stayed intact along the coast but will remain very shallow as high pressure aloft builds. Breezy onshore flow to 20-25 mph during the afternoons is likely through Saturday. Cooler temps and higher RH on tap by the end of the weekend. $$ ECC018-300915- Monterey ECC Dispatch- DISCUSSION FOR Monterey and San Benito County 210 PM PDT Thu May 29 2025 A warming and drying trend is underway this afternoon with temps 10-20 degrees warmer and RH 20-40% lower than 24 hours ago across inland locations. The marine layer has stayed intact along the coast but will remain very shallow as high pressure aloft builds. Breezy onshore flow to 20-25 mph during the afternoons is likely through Saturday. Cooler temps and higher RH on tap by the end of the weekend. $$