Alert archive / Oklahoma / Excessive Heat Warnings in 2011

Excessive Heat Warning 1, NWS Tulsa, OK

June 25, 201111 counties in Oklahoma

NWS Tulsa, OK issued this excessive heat warning at Jun 25, 2011, 7:58 PM CDT for 11 counties in Oklahoma. It took effect at Jun 26, 2011, 1:00 PM CDT. It was in force for 31 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 25, 2011, 7:58 PM CDT (00:58 UTC)
In effect from
Jun 26, 2011, 1:00 PM CDT
Expired
Jun 27, 2011, 8:26 PM CDT
In force
31 hr
Issued by
NWS Tulsa, OK

Counties Creek County, OK, Haskell County, OK, McIntosh County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK, Pawnee County, OK, Pittsburg County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 55 km from the middle of the area, began a volume at 01:02 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.0 hours before the alert went out and 150 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Norman, OK at 00:00Z on 2011-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2590 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2011-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 109 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2590 J/kg
Mixed-layer CIN
-248 J/kg
Mixed-layer LCL
2107 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
109 m²/s²
0-3 km storm-relative helicity
319 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

114 
WWUS74 KTSA 260058
NPWTSA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
758 PM CDT SAT JUN 25 2011

ARZ029-OKZ060-261100-
/O.NEW.KTSA.EH.W.0001.110626T1800Z-110628T0300Z/
SEBASTIAN-TULSA-
758 PM CDT SAT JUN 25 2011

...EXCESSIVE HEAT WARNING IN EFFECT FROM 1 PM SUNDAY TO 10 PM CDT
MONDAY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED AN EXCESSIVE HEAT 
WARNING...WHICH IS IN EFFECT FROM 1 PM SUNDAY TO 10 PM CDT MONDAY...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...TULSA. 

   IN ARKANSAS...SEBASTIAN. 

HAZARDOUS WEATHER...
 * HEAT INDEX VALUES IN EXCESS OF 105 DEGREES ALONG WITH OVERNIGHT
   LOW TEMPERATURES NEAR 80 DEGREES ARE EXPECTED.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES 
   ARE POSSIBLE.

DEFINITION...
 * AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF HOT 
   TEMPERATURES WILL OCCUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ019-020-OKZ049-053>056-059-061-064>067-070>076-261100-
/O.NEW.KTSA.HT.Y.0003.110626T1800Z-110628T0300Z/
CRAWFORD-FRANKLIN-PUSHMATAHA-CHOCTAW-OSAGE-WASHINGTON OK-NOWATA-
PAWNEE-ROGERS-CREEK-OKFUSKEE-OKMULGEE-WAGONER-MUSKOGEE-MCINTOSH-
SEQUOYAH-PITTSBURG-HASKELL-LATIMER-LE FLORE-
758 PM CDT SAT JUN 25 2011

...HEAT ADVISORY IN EFFECT FROM 1 PM SUNDAY TO 10 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A HEAT ADVISORY...
WHICH IS IN EFFECT FROM 1 PM SUNDAY TO 10 PM CDT MONDAY...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CREEK...OKFUSKEE...OKMULGEE...PUSHMATAHA...
   ROGERS...PAWNEE...WAGONER...CHOCTAW...WASHINGTON...OSAGE...
   NOWATA...PITTSBURG...SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE...
   LATIMER AND HASKELL. 

   IN ARKANSAS...CRAWFORD AND FRANKLIN. 

HAZARDOUS WEATHER...
 * AFTERNOON HEAT INDEX READINGS IN EXCESS OF 105 DEGREES ARE 
   EXPECTED BOTH SUNDAY AND MONDAY.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE 
   POSSIBLE.

DEFINITION...
 * A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS 
   EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$
6 follow-up statements
520 
WWUS74 KTSA 260837
NPWTSA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
337 AM CDT SUN JUN 26 2011

OKZ054-055-059-064>066-262100-
/O.UPG.KTSA.HT.Y.0003.110626T1800Z-110628T0300Z/
/O.EXA.KTSA.EH.W.0001.110626T1800Z-110628T0300Z/
OSAGE-WASHINGTON OK-PAWNEE-CREEK-OKFUSKEE-OKMULGEE-
337 AM CDT SUN JUN 26 2011

...EXCESSIVE HEAT WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO
10 PM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED AN EXCESSIVE HEAT 
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM CDT 
MONDAY...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CREEK...OKFUSKEE...OKMULGEE...PAWNEE...WASHINGTON 
   AND OSAGE. 

 * THIS WARNING REPLACES THE ADVISORY THAT WAS IN EFFECT.

HAZARDOUS WEATHER...
 * HEAT INDICES ARE FORECAST TO CLIMB TO AROUND 105 DEGREES THIS
   AFTERNOON. IN ADDITION...LOW TEMPERATURES TONIGHT WILL REMAIN
   VERY WARM IN THE UPPER 70S AND LOW 80S...PROVIDING LITTLE IF
   ANY RELIEF FROM THE HEAT.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES 
   ARE POSSIBLE.

DEFINITION...
 * AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF HOT 
   TEMPERATURES WILL OCCUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ029-OKZ060-262100-
/O.CON.KTSA.EH.W.0001.110626T1800Z-110628T0300Z/
SEBASTIAN-TULSA-
337 AM CDT SUN JUN 26 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON
TO 10 PM CDT MONDAY...

AN EXCESSIVE HEAT WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...TULSA. 

   IN ARKANSAS...SEBASTIAN. 

HAZARDOUS WEATHER...
 * HEAT INDICES ARE FORECAST TO CLIMB TO AROUND 105 DEGREES THIS
   AFTERNOON. IN ADDITION...LOW TEMPERATURES TONIGHT WILL REMAIN
   VERY WARM IN THE UPPER 70S AND LOW 80S...PROVIDING LITTLE IF
   ANY RELIEF FROM THE HEAT.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES 
   ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ019-020-OKZ049-053-056-061-067-070>076-262100-
/O.CON.KTSA.HT.Y.0003.110626T1800Z-110628T0300Z/
CRAWFORD-FRANKLIN-PUSHMATAHA-CHOCTAW-NOWATA-ROGERS-WAGONER-MUSKOGEE-
MCINTOSH-SEQUOYAH-PITTSBURG-HASKELL-LATIMER-LE FLORE-
337 AM CDT SUN JUN 26 2011

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM
CDT MONDAY...

A HEAT ADVISORY IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...PUSHMATAHA...ROGERS...WAGONER...CHOCTAW...
   NOWATA...PITTSBURG...SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE...
   LATIMER AND HASKELL. 

   IN ARKANSAS...CRAWFORD AND FRANKLIN. 

HAZARDOUS WEATHER...
 * HEAT INDICES WILL RANGE FROM 100 TO 105 DEGREES BOTH THIS
   AFTERNOON AND ESPECIALLY ON MONDAY AFTERNOON.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE 
   POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$
812 
WWUS74 KTSA 262034
NPWTSA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
334 PM CDT SUN JUN 26 2011

ARZ029-OKZ054-055-059-060-064>066-270445-
/O.CON.KTSA.EH.W.0001.000000T0000Z-110628T0300Z/
SEBASTIAN-OSAGE-WASHINGTON OK-PAWNEE-TULSA-CREEK-OKFUSKEE-OKMULGEE-
334 PM CDT SUN JUN 26 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM CDT MONDAY...

AN EXCESSIVE HEAT WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CREEK...OKFUSKEE...OKMULGEE...TULSA...PAWNEE...
   WASHINGTON AND OSAGE. 

   IN ARKANSAS...SEBASTIAN. 

HAZARDOUS WEATHER...
 * HEAT INDEX VALUES OF 105 TO 108 LATE THIS AFTERNOON WILL
   TRAIL OFF THIS EVENING. HEAT INDEX VALUES MONDAY AFTERNOON
   WILL BE SLIGHTLY HIGHER...106 TO 110. URBAN AREAS WILL COOL
   LITTLE OVERNIGHT WITH TEMPERATURES IN THE 80S BETWEEN MIDNIGHT
   AND SUNRISE. 
 
IMPACTS...
 * THE COMBINATION OF TEMPERATURE AND HUMIDITY WILL COMBINE TO
   CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ019-020-OKZ049-053-056-061-067-070>076-270445-
/O.CON.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
CRAWFORD-FRANKLIN-PUSHMATAHA-CHOCTAW-NOWATA-ROGERS-WAGONER-MUSKOGEE-
MCINTOSH-SEQUOYAH-PITTSBURG-HASKELL-LATIMER-LE FLORE-
334 PM CDT SUN JUN 26 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT MONDAY...

A HEAT ADVISORY IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...PUSHMATAHA...ROGERS...WAGONER...CHOCTAW...
   NOWATA...PITTSBURG...SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE...
   LATIMER AND HASKELL. 

   IN ARKANSAS...CRAWFORD AND FRANKLIN. 

HAZARDOUS WEATHER...
 * HEAT INDEX VALUES NEAR 105 TO 108 LATE THIS AFTERNOON WILL
   TRAIL OFF THIS EVENING. HEAT INDEX VALUES MONDAY AFTERNOON
   WILL BE SLIGHTLY HIGHER...105 TO 108. URBAN AREAS WILL ONLY
   COOL TO AROUND 80 DEGREES AT SUNRISE.

IMPACTS...
 * THE COMBINATION OF TEMPERATURE AND HUMIDITY WILL COMBINE TO
   CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$
001 
WWUS74 KTSA 270850
NPWTSA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
350 AM CDT MON JUN 27 2011

OKZ054-055-059-271700-
/O.CAN.KTSA.EH.W.0001.000000T0000Z-110628T0300Z/
/O.EXA.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
OSAGE-WASHINGTON OK-PAWNEE-
350 AM CDT MON JUN 27 2011

...HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...
...EXCESSIVE HEAT WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A HEAT ADVISORY...
WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...WASHINGTON...OSAGE AND PAWNEE. 

 * WHILE HEAT INDICES ARE EXPECTED TO REACH 105
   DEGREES...OVERNIGHT LOWS ARE EXPECTED TO COOL DOWN INTO THE LOW
   70S BEHIND A FRONT TONIGHT. THUS THE EXCESSIVE HEAT WARNING
   WILL BE CANCELLED AND REPLACED BY A HEAT ADVISORY.

HAZARDOUS WEATHER...
 * HEAT INDICES ARE EXPECTED TO REACH NEAR 105 DEGREES BY EARLY
   THIS AFTERNOON AHEAD OF A COLD FRONT. THE FRONT SHOULD PROVIDE
   SOME RELIEF FROM THE HEAT BY THIS EVENING.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE 
   POSSIBLE.

DEFINITION...
 * A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS 
   EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

OKZ067-070>074-076-271700-
/O.UPG.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
/O.EXA.KTSA.EH.W.0001.000000T0000Z-110628T0300Z/
WAGONER-MUSKOGEE-MCINTOSH-SEQUOYAH-PITTSBURG-HASKELL-LE FLORE-
350 AM CDT MON JUN 27 2011

...EXCESSIVE HEAT WARNING IN EFFECT UNTIL 10 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED AN EXCESSIVE HEAT 
WARNING...WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...PITTSBURG...WAGONER...SEQUOYAH...MCINTOSH...
   MUSKOGEE...LE FLORE AND HASKELL. 

 * THIS WARNING REPLACES THE ADVISORY THAT WAS IN EFFECT.

HAZARDOUS WEATHER...
 * HEAT INDICES ARE EXPECTED TO REACH DANGEROUS LEVELS...IN THE
   105 TO 110 DEGREE RANGE THIS AFTERNOON. IN ADDITION...OVERNIGHT
   LOWS ARE EXPECTED TO REMAIN WARM IN THE MID TO UPPER 70S TO THE
   SOUTH OF THE FRONT...AND WILL NOT PROVIDE MUCH RELIEF FROM THE
   HEAT.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES 
   ARE POSSIBLE.

DEFINITION...
 * AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF HOT 
   TEMPERATURES WILL OCCUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ029-OKZ060-064>066-271700-
/O.CON.KTSA.EH.W.0001.000000T0000Z-110628T0300Z/
SEBASTIAN-TULSA-CREEK-OKFUSKEE-OKMULGEE-
350 AM CDT MON JUN 27 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

AN EXCESSIVE HEAT WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CREEK...OKFUSKEE...OKMULGEE AND TULSA. 

   IN ARKANSAS...SEBASTIAN. 

HAZARDOUS WEATHER...
 * HEAT INDICES ARE EXPECTED TO REACH DANGEROUS LEVELS...IN THE
   105 TO 110 DEGREE RANGE THIS AFTERNOON. IN ADDITION...OVERNIGHT
   LOWS ARE EXPECTED TO REMAIN WARM IN THE MID TO UPPER 70S FROM
   ROUGHLY THE I-40 CORRIDOR SOUTHWARD...AND WILL NOT PROVIDE MUCH
   RELIEF FROM THE HEAT. A COLD FRONT WILL BRING SOME RELIEF
   TONIGHT TO AREAS NORTH OF I-40...AS LOWS ARE EXPECTED TO DROP
   INTO THE LOWER 70S.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES 
   ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

OKZ057-062-063-068-069-271700-
/O.EXA.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
CRAIG-MAYES-DELAWARE-CHEROKEE-ADAIR-
350 AM CDT MON JUN 27 2011

...HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A HEAT ADVISORY...
WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CHEROKEE...ADAIR...MAYES...DELAWARE AND CRAIG. 

HAZARDOUS WEATHER...
 * HEAT INDICES ARE EXPECTED TO REACH 105 DEGREES THIS AFTERNOON.
   A COLD FRONT WILL PROVIDE SOME RELIEF TONIGHT...AS LOWS ARE
   FORECAST TO DROP INTO THE LOW 70S.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE 
   POSSIBLE.

DEFINITION...
 * A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS 
   EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ019-020-OKZ049-053-056-061-075-271700-
/O.CON.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
CRAWFORD-FRANKLIN-PUSHMATAHA-CHOCTAW-NOWATA-ROGERS-LATIMER-
350 AM CDT MON JUN 27 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

A HEAT ADVISORY IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...PUSHMATAHA...ROGERS...CHOCTAW...NOWATA AND 
   LATIMER. 

   IN ARKANSAS...CRAWFORD AND FRANKLIN. 

HAZARDOUS WEATHER...
 * HEAT INDICES ARE FORECAST TO REACH AROUND 105 DEGREES THIS
   AFTERNOON. A COLD FRONT WILL PROVIDE SOME RELIEF TONIGHT NORTH
   OF I-40...WHILE AREAS SOUTH OF I-40 WILL REMAIN MILD TONIGHT IN
   THE MID 70S.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE 
   POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$
783 
WWUS74 KTSA 271557
NPWTSA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
1057 AM CDT MON JUN 27 2011

ARZ029-OKZ060-064>067-070>074-076-272200-
/O.CON.KTSA.EH.W.0001.000000T0000Z-110628T0300Z/
SEBASTIAN-TULSA-CREEK-OKFUSKEE-OKMULGEE-WAGONER-MUSKOGEE-MCINTOSH-
SEQUOYAH-PITTSBURG-HASKELL-LE FLORE-
1057 AM CDT MON JUN 27 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

AN EXCESSIVE HEAT WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CREEK...OKFUSKEE...OKMULGEE...TULSA...PITTSBURG...
   WAGONER...SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE AND HASKELL. 

   IN ARKANSAS...SEBASTIAN. 

HAZARDOUS WEATHER...
 * HEAT INDICES ARE EXPECTED TO REACH DANGEROUS LEVELS...IN THE
   105 TO 110 DEGREE RANGE THIS AFTERNOON. IN ADDITION...OVERNIGHT
   LOWS ARE EXPECTED TO REMAIN WARM IN THE MID TO UPPER 70S FROM
   ROUGHLY THE I-40 CORRIDOR SOUTHWARD...AND WILL NOT PROVIDE MUCH
   RELIEF FROM THE HEAT. A COLD FRONT WILL BRING SOME RELIEF
   TONIGHT TO AREAS NORTH OF I-40...AS LOWS ARE EXPECTED TO DROP
   INTO THE LOWER TO MID 70S.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES 
   ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ019-020-OKZ049-053>057-059-061>063-068-069-075-272200-
/O.CON.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
CRAWFORD-FRANKLIN-PUSHMATAHA-CHOCTAW-OSAGE-WASHINGTON OK-NOWATA-
CRAIG-PAWNEE-ROGERS-MAYES-DELAWARE-CHEROKEE-ADAIR-LATIMER-
1057 AM CDT MON JUN 27 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

A HEAT ADVISORY IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CHEROKEE...ADAIR...PUSHMATAHA...ROGERS...MAYES...
   DELAWARE...CHOCTAW...WASHINGTON...OSAGE...CRAIG...NOWATA...
   PAWNEE AND LATIMER. 

   IN ARKANSAS...CRAWFORD AND FRANKLIN. 

HAZARDOUS WEATHER...
 * HEAT INDICES ARE EXPECTED TO REACH 105 DEGREES THIS AFTERNOON.
   A COLD FRONT WILL PROVIDE SOME RELIEF TONIGHT...AS LOWS ARE
   FORECAST TO DROP INTO THE LOWER TO MID 70S.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE 
   POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$
099 
WWUS74 KTSA 272039
NPWTSA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
339 PM CDT MON JUN 27 2011

ARZ029-OKZ060-064>067-070>074-076-280300-
/O.CON.KTSA.EH.W.0001.000000T0000Z-110628T0300Z/
SEBASTIAN-TULSA-CREEK-OKFUSKEE-OKMULGEE-WAGONER-MUSKOGEE-MCINTOSH-
SEQUOYAH-PITTSBURG-HASKELL-LE FLORE-
339 PM CDT MON JUN 27 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...

AN EXCESSIVE HEAT WARNING IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CREEK...OKFUSKEE...OKMULGEE...TULSA...PITTSBURG...
   WAGONER...SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE AND HASKELL. 

   IN ARKANSAS...SEBASTIAN. 

HAZARDOUS WEATHER...
 * HEAT INDEX VALUES OF 105 TO 110 WILL LAST INTO THE EVENING
   HOURS BEFORE SLOWLY DESCENDING OVERNIGHT. A WEAK COOL BOUNDARY
   MOVING THROUGH THE REGION TONIGHT WILL BRING TEMPORARY RELIEF
   FROM THE HEAT TUESDAY.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT ILLNESSES 
   ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$

ARZ019-020-OKZ049-053>057-059-061>063-068-069-075-280300-
/O.CON.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
CRAWFORD-FRANKLIN-PUSHMATAHA-CHOCTAW-OSAGE-WASHINGTON OK-NOWATA-
CRAIG-PAWNEE-ROGERS-MAYES-DELAWARE-CHEROKEE-ADAIR-LATIMER-
339 PM CDT MON JUN 27 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

A HEAT ADVISORY IS IN EFFECT...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CHEROKEE...ADAIR...PUSHMATAHA...ROGERS...MAYES...
   DELAWARE...CHOCTAW...WASHINGTON...OSAGE...CRAIG...NOWATA...
   PAWNEE AND LATIMER. 

   IN ARKANSAS...CRAWFORD AND FRANKLIN. 

HAZARDOUS WEATHER...
 * HEAT INDEX VALUES IN EXCESS OF OF 105 WILL LAST INTO THE EVENING
   HOURS BEFORE SLOWLY DESCENDING. A WEAK COOL BOUNDARY MOVING THROUGH
   THE REGION TONIGHT WILL BRING TEMPORARY RELIEF FROM THE HEAT TUESDAY.

IMPACTS...
 * THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL 
   COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE 
   POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
 * TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN 
   POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR 
   EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT 
   STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN 
   POSSIBLE AND DRINK PLENTY OF WATER.

 * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION
   FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT.
   ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT:
   WEATHER.GOV/TULSA.

&&

$$
052 
WWUS74 KTSA 280126
NPWTSA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
826 PM CDT MON JUN 27 2011

ARZ029-OKZ060-064>067-070>074-076-280230-
/O.CAN.KTSA.EH.W.0001.000000T0000Z-110628T0300Z/
SEBASTIAN-TULSA-CREEK-OKFUSKEE-OKMULGEE-WAGONER-MUSKOGEE-MCINTOSH-
SEQUOYAH-PITTSBURG-HASKELL-LE FLORE-
826 PM CDT MON JUN 27 2011

...EXCESSIVE HEAT WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TULSA HAS CANCELLED THE EXCESSIVE 
HEAT WARNING...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CREEK...OKFUSKEE...OKMULGEE...TULSA...WAGONER...
   PITTSBURG...SEQUOYAH...MCINTOSH...MUSKOGEE...LE FLORE AND 
   HASKELL. 

   IN ARKANSAS...SEBASTIAN. 

 * A COLD FRONT CURRENTLY MOVING THROUGH EASTERN OKLAHOMA WILL
   CONTINUE SOUTHWARD OVERNIGHT...WITH SLIGHTLY COOLER AIR
   FOLLOWING THE FRONTAL PASSAGE. ALSO...INCREASING SHOWER AND
   THUNDERSTORM CHANCES TONIGHT THROUGH TUESDAY WILL AID IN
   KEEPING TEMPERATURES SLIGHTLY COOLER. EXCESSIVE HEAT LEVELS ARE
   LIKELY TO RETURN TO THE REGION THURSDAY AND FRIDAY.

&&

$$

ARZ019-020-OKZ049-053>057-059-061>063-068-069-075-280230-
/O.CAN.KTSA.HT.Y.0003.000000T0000Z-110628T0300Z/
CRAWFORD-FRANKLIN-PUSHMATAHA-CHOCTAW-OSAGE-WASHINGTON OK-NOWATA-
CRAIG-PAWNEE-ROGERS-MAYES-DELAWARE-CHEROKEE-ADAIR-LATIMER-
826 PM CDT MON JUN 27 2011

...HEAT ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TULSA HAS CANCELLED THE HEAT 
ADVISORY...

FOR THE FOLLOWING COUNTIES...

 * IN OKLAHOMA...CHEROKEE...ADAIR...PUSHMATAHA...ROGERS...MAYES...
   DELAWARE...PAWNEE...CHOCTAW...WASHINGTON...OSAGE...CRAIG...
   NOWATA AND LATIMER. 

   IN ARKANSAS...CRAWFORD AND FRANKLIN. 

 * A COLD FRONT CURRENTLY MOVING THROUGH EASTERN OKLAHOMA WILL
   CONTINUE SOUTHWARD OVERNIGHT...WITH SLIGHTLY COOLER AIR
   FOLLOWING THE FRONTAL PASSAGE. ALSO...INCREASING SHOWER AND
   THUNDERSTORM CHANCES TONIGHT THROUGH TUESDAY WILL AID IN
   KEEPING TEMPERATURES SLIGHTLY COOLER. EXCESSIVE HEAT LEVELS ARE
   LIKELY TO RETURN TO THE REGION THURSDAY AND FRIDAY.

&&

$$

What forecasters said that day

The local office's own words before this excessive heat warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this excessive heat warning went out at Jun 25, 6:37 PM CDT, 1 hour 21 minutes earlier.

Area forecast discussion, Jun 25, 6:37 PM CDT, 1 hour 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
637 PM CDT SAT JUN 25 2011

.AVIATION...
CONCERNING TAF SITES KTUL/KRVS/KBVO/KMLC/KXNA/KFYV/KFSM.
MODEL INDICATIONS ARE THAT ANOTHER MCS COULD POSSIBLY DEVELOP
LATE THIS EVENING/OVERNIGHT ACROSS/NEAR SOUTHERN KS AND NORTHERN
OK IN PROXIMITY OF A STALLED FRONTAL BOUNDARY. SOME OF THIS
ACTIVITY MIGHT REACH INTO THE BVO/TUL/RVS/XNA/FYV AREAS. THUS WILL
CONTINUE THE PROB30S FOR THESE SITES...WITH A VCTS FOR BVO. BREEZY
SOUTHERLY WINDS FROM THIS AFTERNOON ARE EXPECTED TO DECREASE
SLIGHTLY FOR MOST SITES OVERNIGHT AND BECOME BREEZY ONCE AGAIN
DURING THE DAY SUNDAY. VFR CONDITIONS ARE EXPECTED THROUGHOUT THE
PERIOD...WITH BRIEF MVFR CONDITIONS POSSIBLE WITHIN ANY PRECIP.

&&

.PREV DISCUSSION... /ISSUED 408 PM CDT SAT JUN 25 2011/

DISCUSSION...
BOUNDARY LURKING OVER KANSAS MAY IGNITE AND PROPEL
AN MCS INTO NE OK/NW AR OVERNIGHT.  LOW CONFIDENCE
POPS CARRIED OVERNIGHT NORTHEAST PORTIONS FORECAST
AREA. POPS ALSO IN PLACE NORTHWEST ARKANSAS SUNDAY
MORNING.  MUCH BETTER CHANCE PRECIP ARRIVES MONDAY
EVENING OR NIGHT WHEN A MINOR WAVE OVER THE TOP OF
THE RIDGE PUSHES THE FRONTAL BOUNDARY SOUTH.

HEAT INDEX VALUES SHOULD EXCEED 105 SUNDAY-MONDAY
WHICH TRIGGERS HEAT HEADLINES. HOTTER URBAN AREAS
TULSA  FORT SMITH WARRANT EXCESSIVE HEAT WARNINGS.
FAR NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS WILL
SEE HEAT INDEX VALUES OF 100-105 WHICH IS SHORT OF
CRITERIA. MCS MONDAY NIGHT SHOULD BRING SOME SHORT
TERM RELIEF BUT AT THIS POINT IT LOOKS LIKE A LONG
HOT SUMMER.                                     GW

&&

.PRELIMINARY POINT TEMPS/POPS...
TUL   81  99  81 100 /  10  10  10  20
FSM   77 100  77 101 /  10  10  10  10
MLC   79  98  81 101 /  10  10  10  10
BVO   77  97  79  98 /  10  10  10  30
FYV   72  94  75  94 /  20  20  10  10
BYV   73  95  74  93 /  40  20  10  10
MKO   76  98  78  99 /  10  10  10  10
MIO   77  95  78  96 /  40  10  10  30
F10   77  98  79 100 /  10  10  10  10
HHW   76  97  78  99 /   0  10  10   0

&&

.TSA WATCHES/WARNINGS/ADVISORIES...
OK...HEAT ADVISORY UNTIL 7 PM SATURDAY FOR OKZ059-OKZ060-OKZ064.

     EXCESSIVE HEAT WARNING FROM 1 PM SUNDAY TO 10 PM MONDAY FOR
     OKZ060.

     HEAT ADVISORY FROM 1 PM SUNDAY TO 10 PM MONDAY FOR OKZ049-OKZ053-
     OKZ054-OKZ055-OKZ056-OKZ059-OKZ061-OKZ064-OKZ065-OKZ066-
     OKZ067-OKZ070-OKZ071-OKZ072-OKZ073-OKZ074-OKZ075-OKZ076.

AR...HEAT ADVISORY FROM 1 PM SUNDAY TO 10 PM MONDAY FOR ARZ019-ARZ020.

     EXCESSIVE HEAT WARNING FROM 1 PM SUNDAY TO 10 PM MONDAY FOR
     ARZ029.

     HEAT ADVISORY UNTIL 7 PM SATURDAY FOR ARZ029.

&&

AVIATION...20
Hazardous weather outlook, Jun 25, 4:59 PM CDT, 2 hours 59 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
459 PM CDT SAT JUN 25 2011

ARZ001-002-010-011-019-020-029-OKZ049-053>076-261000-
ADAIR OK-BENTON AR-CARROLL AR-CHEROKEE OK-CHOCTAW OK-CRAIG OK-
CRAWFORD AR-CREEK OK-DELAWARE OK-FRANKLIN AR-HASKELL OK-LATIMER OK-
LE FLORE OK-MADISON AR-MAYES OK-MCINTOSH OK-MUSKOGEE OK-NOWATA OK-
OKFUSKEE OK-OKMULGEE OK-OSAGE OK-OTTAWA OK-PAWNEE OK-PITTSBURG OK-
PUSHMATAHA OK-ROGERS OK-SEBASTIAN AR-SEQUOYAH OK-TULSA OK-WAGONER OK-
WASHINGTON OK-WASHINGTON AR-
500 PM CDT SAT JUN 25 2011

...EXCESSIVE HEAT WILL INTENSIFY OVER THE NEXT FEW DAYS...

THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS
MUCH OF EASTERN OKLAHOMA.

.DAY ONE...THIS EVENING AND TONIGHT.

SEVERE THUNDERSTORM.
	RISK...LIMITED.
	AREA...FAR NORTHEAST OKLAHOMA AND FAR NORTHWEST ARKANSAS.
	ONSET...AFTER 11 PM.

DANGEROUS HEAT.
	RISK...ELEVATED.
	AREA...PORTIONS OF NORTHEAST OKLAHOMA AND WEST CENTRAL ARKANSAS.
	ONSET...ONGOING.

SIGNIFICANT WINDS.
	RISK...LIMITED.
	AREA...ALL EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

DISCUSSION...
HOT AND HUMID CONDITIONS ALONG WITH BREEZY SOUTHERLY WINDS WILL
CONTINUE INTO THE EARLY EVENING HOURS...WITH ONLY A SLOW COOL
DOWN AFTER SUNSET.  LATER TONIGHT THUNDERSTORMS WHICH DEVELOP
ACROSS EASTERN KANSAS WILL SPREAD SOUTHEASTWARD...AND MAY EXPAND
INTO PORTIONS OF FAR NORTHEAST OKLAHOMA AND FAR NORTHWEST ARKANSAS.
A LIMITED RISK OF SEVERE WEATHER WILL ACCOMPANY THESE STORMS.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
LOCAL SPOTTER ACTIVATION MAY BE NEEDED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.
SUNDAY...HIGH WIND POTENTIAL...DANGEROUS HEAT POTENTIAL.
MONDAY THROUGH WEDNESDAY...THUNDERSTORM POTENTIAL...DANGEROUS
HEAT POTENTIAL.
THURSDAY AND FRIDAY...DANGEROUS HEAT POTENTIAL.

EXTENDED DISCUSSION...
BREEZY SOUTHERLY WINDS AND HOT CONDITIONS WILL CONTINUE SUNDAY
INTO MONDAY...WITH DANGEROUS HEAT LEVELS BEING REACHED ACROSS
MUCH OF THE AREA.
THUNDERSTORM CHANCES WILL INCREASE SLIGHTLY FOR THE FIRST PART
OF NEXT WEEK...AS A SLOW MOVING FRONTAL BOUNDARY DROPS INTO
THE AREA.  THIS MAY PROVIDE A BRIEF BREAK FROM THE HEAT ACROSS
NORTHERN AREAS...WITH THE EXCESSIVE HEAT RETURNING AREA WIDE
TOWARD THE END OF NEXT WEEK.

EMERGENCY MANAGEMENT PLANNING STATEMENT...
HEAT RELATED RESPONSES ARE LIKELY TO INCREASE AS DANGEROUS
HEAT LEVELS CONTINUE.

WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 7:58 PM CDTHeat AdvisoryTSAAdair, Cherokee, Choctaw, Craig, Creek, Delaware and 14 more48 hr
Jun 26, 10:05 AM CDTSpecial Weather StatementTSAOttawa40 min
Jun 26, 10:46 AM CDTSpecial Weather StatementTSAOttawa44 min

Nearby

Excessive Heat Warnings in Oklahoma, 2011Excessive Heat Warnings in Arkansas, 2011Every excessive heat warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.