Heat, Oklahoma
- When
- August 1, 7:00 AM CST to August 5, 10:00 PM CST
- Where
- Oklahoma forecast zone
- Injuries
- 13 direct, 0 indirect
- Reported by
- Local Official
- Coordinates
- 35.552, -97.407 (the zone’s center; the record gives no point)
Heat in Oklahoma, August 1 to 5, 2015
With high pressure in place, heat indices ranged from 92 to 106 degrees between the 1st and the 5th. The Emergency Medical Services Authority reported 13 calls for heat related injuries over this period.
Where it happened
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 13
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
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 OUN wrote it up.
With high pressure in place, heat indices ranged from 92 to 106 degrees between the 1st and the 5th. The Emergency Medical Services Authority reported 13 calls for heat related injuries over this period. This heat event is a continuation from July.
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 Norman, OK wrote its last area forecast discussion before the first event at Aug 1, 5:24 AM CST, 1 hour 36 minutes earlier.
Area forecast discussion, Aug 1, 5:24 AM CST, 1 hour 36 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NORMAN OK 624 AM CDT SAT AUG 1 2015 .DISCUSSION... AVIATION DISCUSSION FOR THE 12Z TAFS IS BELOW. && .AVIATION... OVERALL...VFR CONDITIONS ARE EXPECTED TO CONTINUE. SOME MVFR AREAS WITH BR WILL BE NEAR KOKC...KOUN...AND KPNC THROUGH 15Z. ONLY ADDED MENTION AT KPNC WHERE CONFIDENCE OF OCCURRENCE IS MODERATE. ISO-SCT SHRA/TSRA MAY OCCUR MAINLY OVER WESTERN OKLAHOMA AND WESTERN NORTH TEXAS DURING THE NEXT 24 HOURS. BESIDES VCSH MENTION AT KHBR THROUGH 13Z...DID NOT MENTION IN TAFS DUE TO LOW CONFIDENCE OF OCCURRENCE. MBS && .PREV DISCUSSION... /ISSUED 341 AM CDT SAT AUG 1 2015/ DISCUSSION... THE FIRST CONCERN IS DETERMINING RAIN CHANCES OVER THE NEXT FEW DAYS...THEN ADDITIONAL HOT WEATHER NEXT WEEK IS ANOTHER CONCERN. THIS MORNING...SOME HEAVY RAIN FROM A WEAKENING COMPLEX OF STORMS MAY MOVE INTO FAR WESTERN NORTH TEXAS AND FAR SOUTHWESTERN OKLAHOMA. INCREASED RAIN CHANCES IN THESE LOCATIONS. NO SEVERE STORMS ARE EXPECTED. ISOLATED TO SCATTERED SHOWERS AND PERHAPS A THUNDERSTORM WILL CONTINUE MAINLY OVER WESTERN OKLAHOMA. CLOUD COVER WILL KEEP TEMPERATURES DOWN IN THESE LOCATIONS. ALSO...ADDED PATCHY FOG MENTION NORTH OF AN ALVA TO OKLAHOMA CITY TO ATOKA LINE WHERE SKIES ARE CLEAREST THROUGH 9 AM THIS MORNING WHERE VISIBILITIES MAY DROP BELOW 3 MILES IN A FEW LOCATIONS. THIS AFTERNOON INTO EVENING...ISOLATED TO PERHAPS SCATTERED SHOWERS AND THUNDERSTORMS MAY FORM MAINLY OVER WESTERN OKLAHOMA AND WESTERN NORTH TEXAS WHERE DEEPEST MOISTURE IS FORECAST. FORCING WILL BE WEAK...SO COVERAGE SHOULD BE LIMITED. ANY STORM WILL BE SLOW MOVING WHICH COULD LEAD TO LOCALLY HEAVY RAINFALL AND GUSTY WINDS. SEVERE POTENTIAL REMAINS LOW...EVEN LOWER THAN YESTERDAY AS CLOUD COVER SHOULD KEEP TEMPERATURES DOWN AND LIMIT INSTABILITY. MOST ACTIVITY WILL DIMINISH TOWARDS SUNSET. HIGHS TODAY WILL BE BELOW AVERAGE IN MANY LOCATIONS DUE TO ABUNDANT CLOUD COVER AND SOME RAIN...RANGING FROM THE MID 80S IN WESTERN OKLAHOMA TO THE MID 90S NEAR DURANT. SUNDAY AND MONDAY...TEMPERATURES WILL BEGIN TO INCREASE AND RAIN CHANCES SLIGHTLY DECREASE DURING THIS TIME FRAME. KEPT LOW RAIN CHANCES MAINLY OVER WESTERN OKLAHOMA WHERE MOISTURE MAY BE DEEPEST. ANY RAINFALL WILL BE SPARSE AND UNORGANIZED. MONDAY NIGHT INTO TUESDAY...A POSSIBLE LARGER AND MORE WIDESPREAD COMPLEX OF THUNDERSTORMS MAY OCCUR MAINLY OVER NORTHERN OKLAHOMA WHICH MAY PRODUCE HEAVY RAINFALL AND STRONG WINDS. INCREASED RAIN CHANCES DURING THIS TIME FRAME. WEDNESDAY THROUGH FRIDAY...WENT WITH A HOT AND MAINLY DRY FORECAST...THOUGH THERE ARE SOME MODEL DISCREPANCIES. LATEST GFS/ECMWF RUNS HINTED THAT THE HOTTEST TEMPERATURES SO FAR THIS SEASON COULD ARRIVE DURING THIS TIME FRAME WITH WIDESPREAD 100 DEGREE OR HIGHER TEMPERATURES WHICH WOULD ALLOW FOR POSSIBLE HEAT ADVISORIES OR EXCESSIVE HEAT WARNINGS. THE 18Z DGEX WAS COOLER... SUPPRESSING THE MID/UPPER RIDGE SOUTHWARD...ALLOWING FOR SLIGHTLY HIGHER RAIN CHANCES ACROSS OKLAHOMA AND NORTH TEXAS. MBS && .PRELIMINARY POINT TEMPS/POPS... OKLAHOMA CITY OK 91 71 91 70 / 20 20 20 10 HOBART OK 87 71 94 71 / 40 30 20 20 WICHITA FALLS TX 92 73 96 72 / 20 20 20 10 GAGE OK 86 68 92 68 / 40 30 20 20 PONCA CITY OK 93 71 94 71 / 20 20 20 10 DURANT OK 96 73 96 72 / 10 0 10 0 && .OUN WATCHES/WARNINGS/ADVISORIES... OK...NONE. TX...NONE. && 84/17/17
Hazardous weather outlook, Aug 1, 3:55 AM CST, 3 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE NORMAN OK 455 AM CDT SAT AUG 1 2015 OKZ004>048-050>052-TXZ083>090-021000- HARPER-WOODS-ALFALFA-GRANT-KAY-ELLIS-WOODWARD-MAJOR-GARFIELD- NOBLE-ROGER MILLS-DEWEY-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE- BECKHAM-WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN- CLEVELAND-POTTAWATOMIE-SEMINOLE-HUGHES-HARMON-GREER-KIOWA-JACKSON- TILLMAN-COMANCHE-STEPHENS-GARVIN-MURRAY-PONTOTOC-COAL-COTTON- JEFFERSON-CARTER-JOHNSTON-ATOKA-LOVE-MARSHALL-BRYAN-HARDEMAN- FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER-CLAY- 455 AM CDT SAT AUG 1 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN... WESTERN...CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS. .DAY ONE...TODAY AND TONIGHT... .THUNDERSTORMS... A LOOSELY ORGANIZED COMPLEX OF SHOWERS AND STORMS WILL CONTINUE TO MOVE INTO PORTIONS OF FAR SOUTHWESTERN OKLAHOMA AND WESTERN NORTH TEXAS THIS MORNING. ADDITIONAL STORMS MAY DEVELOP DURING THE AFTERNOON WITH DAYTIME HEATING. HOWEVER...RATHER WEAK FORCING WILL CONTINUE TO SUPPORT ONLY SPOTTY ACTIVITY. A FEW STRONG STORMS MAY OCCUR...WITH GUSTY WINDS...FREQUENT LIGHTNING...AND HEAVY RAINFALL BEING THE PRIMARY CONCERNS. SHOWERS AND STORMS WILL LIKELY DIMINISH IN COVERAGE TONIGHT...BUT A STRAY SHOWER OR STORM WILL REMAIN POSSIBLE INTO EARLY SUNDAY. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY... .THUNDERSTORMS... SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE ACROSS THE REGION THROUGH TUESDAY NIGHT. THE GREATEST CHANCES FOR STORMS WILL BE OVER THE WESTERN HALF OF OKLAHOMA AND WESTERN NORTH TEXAS THROUGH MONDAY...SHIFTING TO NORTHERN AND CENTRAL OKLAHOMA EARLY NEXT WEEK. ALTHOUGH ORGANIZED SEVERE STORMS ARE UNLIKELY...A FEW STORMS MAY BECOME STRONG ENOUGH TO BRIEFLY PRODUCE DAMAGING WIND GUSTS. ALSO...DUE TO SLOW STORM MOVEMENT...LOCALIZED FLOODING WILL BE POSSIBLE. .HEAT... AFTER A BRIEF RESPITE FROM THE HEAT THIS WEEKEND...TRIPLE DIGIT HEAT INDICES WILL RETURN TO MUCH OF OKLAHOMA AND NORTH TEXAS NEXT WEEK. GET GRAPHICS AND MORE DETAILS AT WEATHER.GOV/NORMAN...AND FOLLOW OUR WEATHER FORECAST OFFICE ON TWITTER AND FACEBOOK. AUSTIN
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 heat. Local standard time, as filed.
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
- Rip Currents in New York, August 1 to 2, 2015
- Heat in Arizona, August 1, 2015
- Flash Flooding and Hail in New Mexico, August 1, 2015
- Flooding and Heavy Rain in Florida, August 1 to 5, 2015
- Flash Flooding and Flooding in Florida, August 1 to 2, 2015
- Hail and Damaging Winds in Maine, August 1, 2015
- Marine Thunderstorm Winds in Gulf of Mexico, August 1, 2015
- Drought in California, August 1 to 31, 2015
- Hail and Damaging Winds in Minnesota, August 1, 2015
- Marine Thunderstorm Winds in South Atlantic Coastal Waters, August 1 to 2, 2015
- Wildfire in Hawaii, August 1 to 6, 2015
- Drought in California, August 1 to 31, 2015
More
Every storm in Oklahoma in 2015Every state in 2015This day in weather historyWarnings in Oklahoma, August 2015
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: 590779.