Red Flag Warning
Urgent - Fire Weather Message
National Weather Service Eureka CA
337 PM PDT Sun Jul 19 2026
CAZ403-406-409>412-201600-
/O.NEW.KEKA.FW.W.0004.260720T0400Z-260721T0100Z/
Northeastern Interior Humboldt and Southwestern Siskiyou
Including Orleans-
Eastern Interior Humboldt Including Willow Creek and Hoopa-
Northwestern Trinity Including Salyer and Big Bar-
Northeastern Trinity Including Trinity Lake-
Eastern Trinity Including Weaverville and Hayfork-
Southern Trinity Including Ruth Lake and the Yolla Bollys-
337 PM PDT Sun Jul 19 2026
...RED FLAG WARNING IN EFFECT FROM 9 PM THIS EVENING TO 6 PM PDT
MONDAY...
The National Weather Service in Eureka has issued a Red Flag
Warning, which is in effect from 9 PM this evening to 6 PM PDT
Monday.
* AFFECTED AREA...Interior Humboldt County, Trinity County, and
southwestern Siskiyou County.
* THUNDERSTORMS...Isolated dry thunderstorms tonight into Monday
afternoon. Confidence is highest tonight but some activity may
continue into the afternoon.
* OUTFLOW WINDS...Gusty and erratic outflow winds of up to 30 mph
is possible.
* IMPACTS...any fires that develop will likely spread rapidly.
Outdoor burning is not recommended.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.
&&
$$
http://weather.gov/eureka
Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Elko NV
1105 AM PDT Sun Jul 19 2026
NVZ030-031-033-036-038-210300-
/O.CON.KLKN.HT.Y.0002.000000T0000Z-260721T0300Z/
Humboldt-Northern Elko-Southeastern Elko-Northern Lander and
Northern Eureka-Southwest Elko-
Including the cities of Lamoille, Argenta, Jarbidge, Lee,
Charleston, West Wendover, Emigrant Pass, Valmy, Jiggs, Owyhee,
Battle Mountain, Spring Creek, Ryndon, Dufferena, Mountain City,
Palisade, Tuscarora, Winnemucca, Gibbs Ranch, Golconda, Crescent
Valley, Beowawe, Midas, Elko, South Fork, and Dunphy
1105 AM PDT Sun Jul 19 2026
...A HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY EVENING...
* WHAT...High temperatures 98 to 103 degrees in the valleys expected.
* WHERE...Northern Lander and Northern Eureka, Northern Elko,
Southeastern Elko, Southwest Elko, and Humboldt Counties.
* WHEN...Until 8 PM PDT Monday evening.
* IMPACTS...Hot temperatures may cause heat illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, remain in an air-conditioned room, stay out
of the sun, and check on relatives and neighbors.
&&
$$
BS
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
252 PM PDT Sun Jul 19 2026
PZZ450-200600-
/O.CON.KEKA.SC.Y.0070.000000T0000Z-260720T1500Z/
Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm-
252 PM PDT Sun Jul 19 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT MONDAY...
* WHAT...Seas 5 to 7 feet.
* WHERE...Coastal waters from Pt. St. George to Cape Mendocino
CA out 10 nm.
* WHEN...Until 8 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.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
252 PM PDT Sun Jul 19 2026
PZZ470-200600-
/O.CON.KEKA.SC.Y.0070.000000T0000Z-260720T2200Z/
Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm-
252 PM PDT Sun Jul 19 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY...
* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas
7 to 10 feet.
* WHERE...Waters from Pt. St. George to Cape Mendocino CA from
10 to 60 nm.
* WHEN...Until 3 PM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
252 PM PDT Sun Jul 19 2026
PZZ475-200600-
/O.CON.KEKA.SC.Y.0069.000000T0000Z-260720T2200Z/
Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm-
252 PM PDT Sun Jul 19 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PDT MONDAY...
* WHAT...North winds 5 to 15 kt with gusts up to 25 kt and seas
7 to 9 feet.
* WHERE...Waters from Cape Mendocino to Pt. Arena CA from 10 to
60 nm.
* WHEN...Until 3 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.
&&
$$
Flood Watch
Flood Watch
National Weather Service Reno NV
1141 AM PDT Sun Jul 19 2026
CAZ073-NVZ001-201845-
/O.NEW.KREV.FA.A.0002.260720T2100Z-260721T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Mono County-Mineral and Southern Lyon Counties-
Including the cities of Smith Valley, Mammoth Lakes, Coleville,
Hawthorne, Mina, Lee Vining, Bridgeport, Schurz, and Yerington
1141 AM PDT Sun Jul 19 2026
...FLOOD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY
EVENING...
* WHAT...Flash flooding caused by excessive rainfall is possible due
to thunderstorms.
* WHERE...Portions of east central California, including the
following area, Mono County and western Nevada, including the
following area, Mineral and Southern Lyon Counties.
* WHEN...From Monday afternoon through Monday evening.
* IMPACTS...Excessive runoff may result in flooding of creeks,
streams, urban areas, burn scars, and areas near steep terrain.
* ADDITIONAL DETAILS...
- Deeper monsoonal moisture combined with daytime heating will
produce scattered thunderstorms Monday afternoon and evening.
Slower moving storms could redevelop over similar areas,
increasing the risk for heavy rainfall capable of producing
flash flooding.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
MD
