Heat, W Central S.J. Valley
- When
- July 12, 11:00 AM PST to July 13, 11:00 PM PST
- Where
- W Central S.J. Valley forecast zone
- Reported by
- Mesonet
Heat in California, July 12 to 13, 2012
For the month of July, Fresno had 13 days with highs of 100 degrees or greater, and Bakersfield had 8 days with triple digit highs. The hottest day in July for Fresno was the 12th, with a high of 109 degrees.
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 4
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.
What happened
The episode as NWS HNX wrote it up.
For the month of July, Fresno had 13 days with highs of 100 degrees or greater, and Bakersfield had 8 days with triple digit highs. The hottest day in July for Fresno was the 12th, with a high of 109 degrees. This matched June’s hottest day of 109 on June 17th. The hottest day for Bakersfield during July was the 13th, with a high of 106 degrees. This was actually cooler than the warmest day in June at Meadows Field (108 on June 17th), which occurred three days before summer began.
What forecasters said that day
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 Hanford, CA wrote its last area forecast discussion before the first event at Jul 12, 8:43 AM PST, 2 hours 17 minutes earlier.
Area forecast discussion, Jul 12, 8:43 AM PST, 2 hours 17 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA 943 AM PDT THU JUL 12 2012 .SYNOPSIS... THUNDERSTORMS OVER THE MOUNTAINS AND DESERTS WILL BE ON THE INCREASE TODAY AND TOMORROW AS MONSOONAL MOISTURE PUSHES FARTHER WEST INTO CALIFORNIA. AS THE MOISTURE INCREASES...TEMPERATURES WILL BE ON A SLOW DOWNWARD TREND INTO THE WEEKEND. A DRIER SOUTHWEST FLOW ALOFT WILL DEVELOP BY SUNDAY AND WILL PUSH MOST THUNDERSTORM ACTIVITY EAST OF THE REGION. TEMPERATURES WILL RETURN TO NEAR NORMAL SUNDAY THROUGH THE MIDDLE OF NEXT WEEK. && .DISCUSSION... MONSOONAL MOISTURE CONTINUES TO PUSH INTO THE DESERT FROM THE EAST WITH A CIRRUS SHIELD OVERSPREADING THE SOUTHERN SAN JOAQUIN VALLEY. THESE FEATURES HELPED KEEP OVERNIGHT LOW TEMPERATURES IN THE 80S IN MOST OF THE DESERT WITH 70S IN THE VALLEY. HIGHS THIS AFTERNOON IN THE DESERT WILL BE 3 TO 5 DEGREES COOLER THAN YESTERDAY...WITH LITTLE CHANGE IN THE VALLEY AND SIERRA. THE MONSOONAL MOISTURE WILL ALSO BRING A SLIGHT CHANCE OF THUNDERSTORMS TO THE KERN DESERT THIS AFTERNOON AND EVENING. FRIDAY WILL SEE A CHANCE OF THUNDERSTORMS IN THE KERN DESERTS...THE KERN MOUNTAINS AS WELL AS ALONG THE CENTRAL AND SOUTHERN SIERRA CREST. && .AVIATION... ISOLATED THUNDERSTORMS ARE POSSIBLE OVER THE MOUNTAINS AND KERN COUNTY DESERTS AFTER 18Z THU. OTHERWISE...VFR CONDITIONS WILL PREVAIL ACROSS THE CENTRAL CA INTERIOR THRU 12Z FRI. && .AIR QUALITY ISSUES... ON THURSDAY JULY 12 2012... UNHEALTHY IN FRESNO AND MADERA COUNTIES. UNHEALTHY FOR SENSITIVE GROUPS IN KERN... KINGS AND TULARE COUNTIES. FURTHER INFORMATION IS AVAILABLE AT VALLEYAIR.ORG && .CERTAINTY... THE LEVEL OF CERTAINTY FOR DAYS 1 AND 2 IS LOW. THE LEVEL OF CERTAINTY FOR DAYS 3 THROUGH 7 IS LOW. THIS INFORMATION IS PROVIDED AS PART OF A TRIAL PROJECT CONDUCTED BY THE NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD. CERTAINTY LEVELS INCLUDE LOW...MEDIUM...AND HIGH. PLEASE VISIT WWW.WEATHER.GOV/HNX/CERTAINTY.PHP /ALL LOWER CASE/ FOR ADDITIONAL INFORMATION AND/OR TO PROVIDE FEEDBACK. && .HNX WATCHES/WARNINGS/ADVISORIES... RED FLAG WARNING UNTIL 9 PM PDT THIS EVENING CAZ095-097>099. && PUBLIC...BENTZIEN AVN/FW...BEAN SYNOPSIS...ANDERSON WEATHER.GOV/HANFORD
Hazardous weather outlook, Jul 12, 8:58 AM PST, 2 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY - HANFORD CA 958 AM PDT THU JUL 12 2012 CAZ098-099-131700- INDIAN WELLS VALLEY-SOUTHEASTERN KERN COUNTY DESERT- 958 AM PDT THU JUL 12 2012 ...ISOLATED SEVERE THUNDERSTORMS POSSIBLE TODAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE KERN COUNTY DESERTS. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS A FEW POSSIBLY SEVERE ARE POSSIBLE THIS AFTERNOON AND EVENING ACROSS THE KERN COUNTY DESERTS. THE MAIN THREATS WILL BE GUSTY WINDS. A RED FLAG WARNING IS ALSO IN EFFECT FOR THE POSSIBILITY OF LIGHTNING AND DRY CONDITIONS FROM NOON UNTIL 900 PM THIS EVENING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY INCREASING MONSOON MOISTURE WILL BRING SCATTERED THUNDERSTORMS TO THE HIGH DESERTS OF KERN COUNTY FRIDAY THROUGH SATURDAY EVENING. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS HAVE BEEN ACTIVATED ACROSS THE KERN COUNTY DESERTS FROM NOON UNTIL 10PM PDT. WEATHER SPOTTERS ARE ENCOURAGED TO RELAY ANY REPORTS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE THROUGH THE AMATEUR RADIO NETWORK OR BY TELEPHONE. ANDERSEN CAZ095>097-131700- KERN COUNTY MOUNTAINS-SIERRA NEVADA FROM YOSEMITE TO KINGS CANYON- TULARE COUNTY MOUNTAINS- 958 AM PDT THU JUL 12 2012 ...ISOLATED DRY THUNDERSTORMS TODAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE KERN COUNTY MOUNTAINS AND THE HIGHER ELEVATIONS OF THE SOUTHERN SIERRA NEVADA. .DAY ONE...TODAY AND TONIGHT A FEW DRY THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING AROUND THE SIERRA CREST AND TULARE MOUNTAINS. A RED FLAG WARNING FOR DRY LIGHTNING WILL BE IN EFFECT FROM NOON UNTIL 900 PM THIS EVENING FOR THE SOUTHERN SIERRA NEVADA IN TULARE AND KERN COUNTIES AND THE KERN COUNTY MOUNTAINS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY INCREASING MONSOONAL MOISTURE WILL BRING SCATTERED THUNDERSTORMS TO THE SOUTHERN SIERRA AND TEHACHAPI MOUNTAINS FRIDAY THROUGH SATURDAY EVENING. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION IS NOT ANTICIPATED. WEATHER SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT OR UNUSUAL CONDITIONS TO THE NATIONAL WEATHER SERVICE. ANDERSEN
Event by event
4 heat. Local standard time, as filed.
Heat, E Central S.J. Valley
- When
- July 12, 11:00 AM PST to July 13, 11:00 PM PST
- Where
- E Central S.J. Valley forecast zone
- Reported by
- Mesonet
Heat, Sw S.J. Valley
- When
- July 12, 11:00 AM PST to July 13, 11:00 PM PST
- Where
- Sw S.J. Valley forecast zone
- Reported by
- Mesonet
Heat, Se S.J. Valley
- When
- July 12, 11:00 AM PST to July 13, 11:00 PM PST
- Where
- Se S.J. Valley forecast zone
- Reported by
- Mesonet
What these are
- Heat
- Heat below excessive heat criteria that still caused deaths, injuries or significant impacts.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Flash Flooding and Dust Storm in Arizona, July 12 to 16, 2012
- Flash Flooding and Hail in Nevada, July 12 to 16, 2012
- Flash Flooding and Flooding in Texas, July 12 to 15, 2012
- Hail and Damaging Winds in Nebraska, July 12, 2012
- Hail and Damaging Winds in Arkansas, July 12 to 14, 2012
- Flash Flooding in California, July 12 to 15, 2012
- Hail in Minnesota, July 12, 2012
- Flash Flood and Damaging Winds in Arizona, July 12, 2012
- Wildfire in Utah, July 12 to 27, 2012
- Tornado and Hail in North Dakota, July 12, 2012
- Hail and Damaging Winds in Minnesota, July 12, 2012
- Flash Flooding and Heavy Rain in Texas, July 12 to 13, 2012
More
Every storm in California in 2012Every state in 2012This day in weather historyWarnings in California, July 2012
Sources
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: 405823, 405824, 405825, 405826.