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100 degree heat index, 10:25 a.m., Tahlequah

By 10:25 a.m. today, the Oklahoma Mesonet Station at Tahlequah had a heat index of 100 degrees. At the same time, the Kingfisher and Breckenridge Oklahoma Mesonet Stations had actual temperatures of 95 degrees.

Recent months have closed with significant weather

Ok, I just posted something about the blizzard in northwestern Oklahoma at the end of March.

Well in April, the Oklahoma Mesonet site at Burneyville in southern Oklahoma recorded 12.42 inches of rainfall April 29-30, breaking the Mesonet’s daily rainfall record.

Now at the end of June, temperatures are soaring/sizzling.


Think cool thoughts

As we sweat, think about the fact that three months ago tomorrow a blizzard started in northwestern Oklahoma, lasting a few days.

 

The storm broke a state record for 24-hour snowfall with 25 inches of snow six miles north of Fort Supply, according to the Oklahoma Climatological Survey.


Gauge of how hot it was yesterday

There is at least one Oklahoma Mesonet Station in all 77 counties. Taking that into consideration,  five stations had actual high temperatures under 95 degrees yesterday.

Just as many had temperatures of 104 or above, with Fairview at 105 degrees.

Look at this too, While Fairview is in northwestern Oklahoma (at 105 degrees), Grandfield is in the southwest and that Mesonet station reached 104 degrees.


Heat index, 95 degrees, Tahlequah Mesonet, 9:30 a.m.


By 9:25 a.m. five Oklahoma Mesonet Station with actual temps of 90 degrees or above

Actual temperatures at 9:25 a.m. at the following Oklahoma Mesonet Stations:

Fairview, 91 degrees

Kingfisher, 91 degrees

Breckenridge, 90 degrees

Guthrie, 90 degrees

Marshall, 90 degrees


Edmond may purchase water from OKC – related to high temperatures


At 8:45 a.m., Tahlequah 93 degree heat index

The heat index and actual temperature will continue to be extremely serious threats today and tomorrow.  At a quarter ’til 9 this morning, the heat index at Talequah was already 93 degrees.


Excessive Heat Warning, Eastern Oklahoma

URGENT – WEATHER MESSAGE
NATIONAL WEATHER SERVICE TULSA OK
 FRI JUN 26 2009

CRAWFORD-FRANKLIN-SEBASTIAN-OSAGE-WASHINGTON OK-NOWATA-CRAIG-
OTTAWA-PAWNEE-TULSA-ROGERS-MAYES-DELAWARE-CREEK-OKFUSKEE-OKMULGEE-
WAGONER-CHEROKEE-MUSKOGEE-MCINTOSH-SEQUOYAH-LE FLORE-
INCLUDING THE CITIES OF…VAN BUREN…OZARK…CHARLESTON…
FORT SMITH…PAWHUSKA…BARTLESVILLE…NOWATA…VINITA…MIAMI…
PAWNEE…TULSA…CLAREMORE…PRYOR…JAY…BRISTOW…OKEMAH…
OKMULGEE…WAGONER…TAHLEQUAH…MUSKOGEE…EUFAULA…SALLISAW…
POTEAU
354 AM CDT FRI JUN 26 2009

…EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT
SATURDAY…

FOR THE FOLLOWING COUNTIES…

IN ARKANSAS…
CRAWFORD…FRANKLIN AND SEBASTIAN.

IN OKLAHOMA…
OSAGE…WASHINGTON…NOWATA…CRAIG…OTTAWA…PAWNEE…TULSA…
ROGERS…MAYES…DELAWARE…CREEK…OKFUSKEE…OKMULGEE…
WAGONER…CHEROKEE…MUSKOGEE…MCINTOSH…SEQUOYAH AND LE FLORE.

AFTERNOON HEAT INDEX VALUES OF 105 TO 110 DEGREES WILL BE COMMON
ACROSS MUCH OF NORTHEAST OKLAHOMA…AND IN THE ARKANSAS RIVER
VALLEY OF EAST CENTRAL OKLAHOMA AND WEST CENTRAL ARKANSAS THROUGH
SATURDAY. THESE HIGH TEMPERATURES COMBINED WITH NIGHTTIME TEMPERATURES
ONLY FALLING INTO THE MID AND UPPER 70S WILL CAUSE A CONTINUED
STRAIN ON THOSE WHO MUST BE OUTSIDE…AND THOSE WHO DO NOT HAVE
AIR CONDITIONING.

THE EXCESSIVE HEAT WILL LIKELY PEAK SATURDAY AFTERNOON AHEAD OF
AN APPROACHING COLD FRONT…WITH ACTUAL HIGH TEMPERATURES IN THE
UPPER 90S TO AROUND 103. A COLD FRONT SATURDAY NIGHT WILL RESULT
IN MILDER TEMPERATURES ON SUNDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

REMEMBER THE EFFECTS OF EXCESSIVE HEAT CAN ACCUMULATE OVER A
NUMBER OF DAYS.

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL CREATE
A SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK PLENTY OF
FLUIDS…STAY IN AN AIR-CONDITIONED ROOM IF POSSIBLE…STAY OUT
OF THE SUN…AND CHECK UP ON RELATIVES AND NEIGHBORS.

NEVER LEAVE ANY PERSON OR PET IN A CLOSED…PARKED VEHICLE.
TEMPERATURES INSIDE CAN REACH OVER 150 DEGREES QUICKLY…
RESULTING IN HEAT STROKE AND DEATH. ENSURE PETS HAVE ADEQUATE
WATER AND IF OUTDOORS A SHADY PLACE TO REST.

&&

$$

OKZ049-053-073>075-261700-
/O.CON.KTSA.HT.Y.0002.090626T1200Z-090628T0000Z/
PUSHMATAHA-CHOCTAW-PITTSBURG-HASKELL-LATIMER-
INCLUDING THE CITIES OF…ANTLERS…CLAYTON…HUGO…MCALESTER…
STIGLER…WILBURTON
354 AM CDT FRI JUN 26 2009

…HEAT ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM
CDT SATURDAY…

FOR THE FOLLOWING COUNTIES…

IN OKLAHOMA…
PUSHMATAHA…CHOCTAW…PITTSBURG…HASKELL AND LATIMER.

AFTERNOON HEAT INDEX VALUES OF 100 TO 105 DEGREES WILL BE COMMON
ACROSS SOUTHEAST OKLAHOMA FRIDAY AND SATURDAY. OVERNIGHT LOWS WILL
REMAIN IN THE LOWER 70S…WITH SOME SHELTERED VALLEY LOCATIONS
REACHING THE UPPER 60S BOTH NIGHTS. A COLD FRONT WILL BRING A
CHANCE OF SHOWERS AND THUNDERSTORMS BY SUNDAY…ALONG WITH COOLER
TEMPERATURES.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A HEAT ADVISORY MEANS THAT A PERIOD OF HOT TEMPERATURES IS
EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY
WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS…STAY IN AN AIR-CONDITIONED
ROOM…STAY OUT OF THE SUN…AND CHECK UP ON RELATIVES AND
NEIGHBORS.

NEVER LEAVE ANY PERSON OR PET IN A CLOSED…PARKED VEHICLE.
TEMPERATURES INSIDE CAN REACH OVER 150 DEGREES QUICKLY…
RESULTING IN HEAT STROKE AND DEATH. ENSURE PETS HAVE ADEQUATE
WATER AND IF OUTDOORS A SHADY PLACE TO REST.


WEEK OF VERY HOT WEATHER ADDING UP

NATIONAL WEATHER SERVICE NORMAN OK
FRI JUN 26 2009

…RISK FROM HOT WEATHER PEAKING FRIDAY AND SATURDAY…

.A FULL WEEK OF VERY HOT WEATHER HAS STRESSED RESIDENTS OF CENTRAL
AND NORTH CENTRAL OKLAHOMA. THE HEAT WILL BUILD EVEN FURTHER TODAY
AND SATURDAY…AS INCREASING SOUTHERLY WINDS KEEP MORNING
TEMPERATURES VERY WARM…AND AFTERNOON HEAT INDICES PEAK BETWEEN
105 AND 108 DEGREES. THE ACCUMULATING EFFECTS OF THE CURRENT HEAT
WAVE WILL MAKE HEAT RELATED ILLNESSES MORE LIKELY EACH DAY…UNTIL
A COLD FRONT ARRIVES SATURDAY NIGHT.

GRANT-KAY-GARFIELD-NOBLE-LOGAN-PAYNE-OKLAHOMA-LINCOLN-
INCLUDING THE CITIES OF…MEDFORD…PONCA CITY…ENID…PERRY…
GUTHRIE…STILLWATER…OKLAHOMA CITY…CHANDLER
442 AM CDT FRI JUN 26 2009

…HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY…

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A HEAT
ADVISORY…WHICH IS IN EFFECT UNTIL 7 PM CDT SATURDAY.

EARLY FRIDAY MORNING…TEMPERATURES WERE IN THE MIDDLE 70S FOR THE
FIFTH MORNING IN A ROW. TEMPERATURES WILL ONLY DROP INTO THE UPPER 70S
ON SATURDAY MORNING. MEANWHILE…AFTERNOON HIGHS WILL WARM TO THE LOWER
100S…WITH SOME LOCATIONS AS WARM AS 105 DEGREES ON BOTH FRIDAY
AND SATURDAY. HEAT INDICES WILL PEAK BETWEEN 105 AND 108 DEGREES
IN THE ADVISORY AREA. RELIEF IS EXPECTED WHEN A COLD FRONT ARRIVES
SATURDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A HEAT ADVISORY MEANS THAT A PERIOD OF VERY HOT WEATHER IS EXPECTED.
HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A
SITUATION IN WHICH HEAT ILLNESSES ARE INCREASINGLY LIKELY. DRINK PLENTY
OF FLUIDS…STAY IN AN AIR-CONDITIONED ROOM…STAY OUT OF THE
SUN…AND CHECK UP ON RELATIVES AND NEIGHBORS.