Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Hanford CA
1131 AM PDT Sat May 9 2026
CAZ300>317-319-321-332-100300-
/O.CON.KHNX.HT.Y.0001.260511T1800Z-260513T0300Z/
West Side Mountains north of 198-Los Banos - Dos Palos-Merced -
Madera - Mendota-Planada - Le Grand - Snelling-Coalinga - Avenal-
West Side of Fresno and Kings Counties-Caruthers - San Joaquin -
Selma-Fresno-Clovis-West Side Mountains South of 198-Buttonwillow
- Lost Hills - I5-Delano-Wasco-Shafter-Hanford - Corcoran -
Lemoore-Visalia - Porterville - Reedley-Buena Vista-Bakersfield-
Southeast San Joaquin Valley-South End San Joaquin Valley-
Mariposa Madera Foothills-Fresno-Tulare Foothills-South End
Sierra Foothills-Kern River Valley-
Including the cities of Le Grand, Five Points, Fresno, Blackwells
Corner, Lake Mcclure, Kettleman City, Kernville, Millerton Lake,
Lemoore Station, Delano, Wasco, Richgrove, Los Banos, Tulare,
Taft, Alpaugh, Lemoore, Porterville, Atwater, Planada, Parlier,
Selma, Madera, Shafter, San Luis Reservoir, Coalinga, Lake
Isabella, Mariposa, El Portal, Kingsburg, Hanford, Arvin, Kerman,
Lost Hills, Bakersfield, Avenal, Goshen, Lamont, Corcoran,
McKittrick, Buttonwillow, Visalia, Merced, and Sanger
1131 AM PDT Sat May 9 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM MONDAY TO 8 PM PDT
TUESDAY...
* WHAT...High temperatures up to 102 with widespread Moderate
HeatRisk expected. Areas of Major HeatRisk will impact portions of
the foothills where the thermal belt exists overnight and in urban
areas including Fresno.
* WHERE...A portion of central California.
* WHEN...From 11 AM Monday to 8 PM PDT Tuesday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
EW
URGENT - WEATHER MESSAGE
National Weather Service Sacramento CA
1042 AM PDT Sat May 9 2026
CAZ145-146-149-163-164-102300-
/O.CON.KSTO.HT.Y.0001.260511T1800Z-260513T0300Z/
Eastern Glenn County-Butte County Below 1000 ft-Eastern Colusa
County-W. Stanislaus County Above 1000 ft & I-5-C. Stanislaus
County including Modesto-
Including the cities of Modesto, Turlock, Chico, Oroville,
Gridley, and Colusa
1042 AM PDT Sat May 9 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM MONDAY TO 8 PM PDT
TUESDAY...
* WHAT...Temperatures up to 95 to 100 expected with widespread
Moderate HeatRisk.
* WHERE...Central and Western Stanislaus County including Modesto
and I-5, Butte County below 1000 ft, Eastern Colusa County, and
Eastern Glenn County.
* WHEN...From 11 AM Monday to 8 PM PDT Tuesday.
* IMPACTS...Hot temperatures may cause heat illnesses, especially
for those more sensitive to heat.
* ADDITIONAL DETAILS...Hot daytime temperatures will occur in other
Valley locations as well, though Delta influence will better
moderate low temperatures providing overnight relief.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
For more information, visit us at www.weather.gov/sto/
SP
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
303 PM PDT Sat May 9 2026
PZZ455-100615-
/O.CON.KEKA.SC.Y.0046.000000T0000Z-260511T1000Z/
Coastal waters from Cape Mendocino to Pt. Arena CA out 10 nm-
303 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 35 kt and
seas 6 to 9 feet.
* WHERE...Coastal waters from Cape Mendocino to Pt. Arena CA out
10 nm.
* WHEN...Until 3 AM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
303 PM PDT Sat May 9 2026
PZZ470-100615-
/O.CON.KEKA.SC.Y.0046.260510T1600Z-260512T0400Z/
Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm-
303 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM SUNDAY TO
9 PM PDT MONDAY...
* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas
7 to 10 feet expected.
* WHERE...Waters from Pt. St. George to Cape Mendocino CA from
10 to 60 nm.
* WHEN...From 9 AM Sunday to 9 PM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
303 PM PDT Sat May 9 2026
PZZ475-100615-
/O.CON.KEKA.SC.Y.0046.000000T0000Z-260512T0400Z/
Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm-
303 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT MONDAY...
* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas
7 to 11 feet.
* WHERE...Waters from Cape Mendocino to Pt. Arena CA from 10 to
60 nm.
* WHEN...Until 9 PM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
233 PM PDT Sat May 9 2026
PZZ540-100545-
/O.CON.KMTR.SC.Y.0051.000000T0000Z-260511T1000Z/
Coastal Waters from Point Arena to Point Reyes California out to
10 NM-
233 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT MONDAY...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 34 kt.
* WHERE...Coastal Waters from Point Arena to Point Reyes
California out to 10 NM.
* WHEN...Until 3 AM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
233 PM PDT Sat May 9 2026
PZZ545-100545-
/O.CON.KMTR.SC.Y.0051.000000T0000Z-260511T0400Z/
Coastal Waters from Point Reyes to Pigeon Point California out to
10 NM-
233 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT SUNDAY...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt.
* WHERE...Coastal Waters from Point Reyes to Pigeon Point
California out to 10 NM.
* WHEN...Until 9 PM PDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
233 PM PDT Sat May 9 2026
PZZ560-100545-
/O.CON.KMTR.SC.Y.0051.000000T0000Z-260511T0400Z/
Coastal Waters from Pigeon Point to Point Pinos California out to
10 NM-
233 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT SUNDAY...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt.
* WHERE...Coastal Waters from Pigeon Point to Point Pinos
California out to 10 NM.
* WHEN...Until 9 PM PDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
233 PM PDT Sat May 9 2026
PZZ570-100545-
/O.CON.KMTR.SC.Y.0051.000000T0000Z-260511T1600Z/
Waters from Point Arena to Point Reyes 10-60 NM-
233 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY...
* WHAT...Northwest winds 20 to 25 kt with gusts up to 30 kt and
seas 8 to 10 ft.
* WHERE...Waters from Point Arena to Point Reyes 10-60 NM.
* WHEN...Until 9 AM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
233 PM PDT Sat May 9 2026
PZZ571-100545-
/O.CON.KMTR.SC.Y.0051.000000T0000Z-260511T1600Z/
Waters from Point Reyes to Pigeon Point 10-60 NM-
233 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT MONDAY...
* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and
seas 8 to 10 ft.
* WHERE...Waters from Point Reyes to Pigeon Point 10-60 NM.
* WHEN...Until 9 AM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
233 PM PDT Sat May 9 2026
PZZ575-100545-
/O.CON.KMTR.SC.Y.0051.000000T0000Z-260511T0400Z/
Waters from Pigeon Point to Point Pinos 10-60 NM-
233 PM PDT Sat May 9 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT SUNDAY...
* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt.
* WHERE...Waters from Pigeon Point to Point Pinos 10-60 NM.
* WHEN...Until 9 PM PDT Sunday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
