Breezy southwest winds combined with dry fuels to intensify the development of wildfires, including the Kyburz and Wragg Fires.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS STO wrote it up.
Breezy southwest winds combined with dry fuels to intensify the development of wildfires, including the Kyburz and Wragg Fires.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sacramento, CA wrote its last area forecast discussion before the first event at Jul 22, 9:46 AM PST, 3 hours 38 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SACRAMENTO CA 1046 AM PDT WED JUL 22 2015 .SYNOPSIS... ONE MORE DAY OF THUNDERSTORMS TODAY OVER PORTIONS OF THE SIERRA NEVADA AND CASCADES. DAYTIME TEMPERATURES A LITTLE BELOW NORMAL THROUGH THE WEEKEND CLIMBING TO NEAR OR ABOVE NORMAL EARLY NEXT WEEK. WEATHER REMAINING DRY WITH A LITTLE ABOVE NORMAL TEMPERATURES THROUGH MID NEXT WEEK...THEN A RETURN TO HOT WEATHER. && .DISCUSSION... A SHORTWAVE IS CURRENTLT PASSING OVER THE AREA TODAY. THIS ALONG WITH SOME FAIRLY DECENT INSTABILITY AND LINGERING MOISTURE MEANS ANOTHER DAY OF MOUNTAIN THUNDERSTORMS IS EXPECTED OVER THE SIERRA AND SOUTHERN CASCADES. SOME CONVECTION IS ALREADY STARTING OVER THE SIERRA CREST THIS MORNING. THE GREATEST INSTABILITY IS ALONG AND EAST OF THE CREST...AND THAT'S WHERE THE STRONGEST STORMS ARE EXPECTED TO DEVELOP. SOUTHWEST FLOW WILL ALSO ACT TO PUSH STORMS TO THE NORTHEAST. TEMPERATURES ARE SEVERAL DEGREES BELOW NORMAL, WITH AFTERNOON HIGHS ON TRACK TO BE IN THE UPPER 80S FOR THE SACRAMENTO METRO AREA AND FOOTHILLS...THE LOW 90S FOR ELSEWHERE IN THE VALLEY. THURSDAY LOOKS EVEN A FEW DEGREES COOLER...WITH A SLOW INCREASE THROUGH THE AFTERNOON INTO NEXT EARLY WEEK. TRIPLE DIGIT HEAT COULD BE BACK BY TUESDAY...PERHAPS CONTINUING THROUGH THURSDAY. EK && .EXTENDED DISCUSSION (SUNDAY THROUGH WEDNESDAY) QUIET WEATHER WILL LIKELY CONTINUE THROUGH THE MIDDLE OF NEXT WEEK. AN UPPER TROUGH WILL PASS THROUGH THE PACIFIC NORTHWEST SUNDAY/MONDAY, BUT DRY WEATHER SHOULD PERSIST ACROSS NORTHERN CALIFORNIA. LONGER-RANGE MODELS ARE HINTING AT HIGH PRESSURE BUILDING IN FROM THE DESERT SOUTHWEST TOWARD THE MIDDLE OF NEXT WEEK, WHICH COULD BRING A RETURN TO HOT WEATHER ACROSS THE REGION. DANG && .AVIATION... MAINLY VFR CONDITIONS ACROSS INTERIOR NORTHERN CALIFORNIA. THUNDERSTORMS WILL LIKELY FORM ALONG AND EAST OF THE SIERRA CREST THIS AFTERNOON. SOUTH TO WEST WIND GUSTS TO 25 KT THIS AFTERNOON AND EVENING ACROSS THE VALLEY. NEAR THE DELTA, GUSTS UP TO 35 KT POSSIBLE. && .STO WATCHES/WARNINGS/ADVISORIES... NONE. &&
2 wildfire. Local standard time, as filed.
The Wragg Fire burned 8050 acres in Napa and Solano counties. There were 2 outbuildings destroyed , 4 outbuildings and 1 residence damaged.
The fire covered 75 acres. A vehicle fire started the fire east of Whitehall, which spread to both sides of US Highway 50. The vehicle that started the fire was destroyed, and there was one minor injury to a firefighter. Highway 50 was shut down through the rest of the afternoon into the next day. There were 15 people in the area evacuated.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 2015Every state in 2015This day in weather historyWarnings in California, July 2015
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 596897, 596854.