Alert archive / Arkansas / Special Weather Statements in 2016

Special Weather Statement, NWS Tulsa, OK

July 8, 2016Crawford County, Arkansas

NWS Tulsa, OK issued this special weather statement at Jul 8, 2016, 9:24 PM CDT for Crawford County, Arkansas. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 8, 2016, 9:24 PM CDT (02:24 UTC)
Expired: Jul 8, 2016, 10:00 PM CDT
In force: 36 min
Issued by: NWS Tulsa, OK

County Crawford County, AR

The radar

The Western Arkansas radar (KSRX), 15 km from the middle of the area, began a volume at 02:27 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

Springfield, MO (KSGF), launched 00:00Z, 2.4 hours before the alert went out and 173 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2237 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 987 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -2 m²/s²
0-3 km storm-relative helicity: -6 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.2

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 8, 6:28 PM CDT, 2 hours 56 minutes earlier.

Area forecast discussion, Jul 8, 6:28 PM CDT, 2 hours 56 minutes before

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  <meta charset="utf-8">
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</head>
<body>
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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Jul 8, 5:02 PM CDT, 4 hours 22 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
502 PM CDT FRI JUL 8 2016

ARZ001-002-010-011-019-020-029-OKZ049-053>076-091030-
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-
502 PM CDT FRI JUL 8 2016

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

.DAY ONE...TODAY AND TONIGHT.

SEVERE THUNDERSTORM.
	RISK...LIMITED.
	AREA...EASTERN OKLAHOMA AND WESTERN ARKANSAS.
	ONSET...THIS EVENING.

DANGEROUS HEAT.
	RISK...ELEVATED.
	AREA...SOUTHEAST OKLAHOMA AND WEST CENTRAL ARKANSAS.
	ONSET...ONGOING.

DISCUSSION...
UNSTABLE AIR REMAINS IN PLACE LATE THIS AFTERNOON ACROSS PARTS OF
EASTERN OKLAHOMA...ESPECIALLY THE INTERSTATE 40 CORRIDOR.
THUNDERSTORMS WILL CONTINUE TO DEVELOP IN THE NEXT COUPLE OF HOURS
WITHIN THIS AXIS OF INSTABILITY...WITH A THREAT FOR LARGE HAIL AND
DAMAGING WINDS THROUGH THE EVENING.

ADDITIONAL THUNDERSTORM CHANCES WILL CONTINUE OVERNIGHT TONIGHT
IN RESPONSE TO A NEARLY STATIONARY FRONTAL BOUNDARY ALONG AND NEAR
THE OKLAHOMA KANSAS BORDER. GREATER CHANCES ARE FORECAST TO BE
OVER NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS LATE TONIGHT.
LOCALLY DAMAGING WINDS WILL AGAIN BE POSSIBLE WITHIN ANY
THUNDERSTORM DEVELOPMENT OVERNIGHT.

HEAT INDEX VALUES FROM 100 TO 105 DEGREES WILL CONTINUE SOUTH OF
INTERSTATE 40 INTO THE EARLY EVENING HOURS.

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

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.
SATURDAY...THUNDERSTORM POTENTIAL...HEAVY RAIN POTENTIAL.
SUNDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL.
MONDAY...NO HAZARDS.
TUESDAY THROUGH THURSDAY...THUNDERSTORM POTENTIAL.

EXTENDED DISCUSSION...
THUNDERSTORM CHANCES WILL CONTINUE OVER THE WEEKEND BEFORE THE FRONTAL
BOUNDARY OVER THE REGION EXITS TO THE NORTHEAST. IN THE WAKE OF
THE DEPARTING BOUNDARY...A RIDGE OF HIGH PRESSURE IS FORECAST TO
SET UP OVER THE SOUTHERN PLAINS. THIS WILL ALLOW FOR DANGEROUS
HEAT CONDITIONS TO RETURN TO EASTERN OKLAHOMA AND NORTHWEST
ARKANSAS...WITH TRIPLE DIGIT HEAT INDEX VALUES POSSIBLE NEXT WEEK.

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

In the hours before

Special weather statement, Jul 8, 6:03 PM CDT, 3 hours 21 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
603 PM CDT FRI JUL 8 2016

OKZ064-065-082345-
OKFUSKEE OK-CREEK OK-
603 PM CDT FRI JUL 8 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN OKFUSKEE AND
SOUTHWESTERN CREEK COUNTIES UNTIL 645 PM CDT...

AT 603 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 3 MILES NORTHWEST
OF WELTY...MOVING EAST AT 25 MPH.

NICKEL SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IN OR NEAR THE PATH INCLUDE...
OKFUSKEE...                       SLICK...
WELTY...                          MASON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3574 9654 3581 9620 3553 9619 3556 9657
TIME...MOT...LOC 2303Z 265DEG 21KT 3566 9644

Special weather statement, Jul 8, 9:24 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
924 PM CDT FRI JUL 8 2016

ARZ019-029-OKZ072-090300-
CRAWFORD AR-SEBASTIAN AR-SEQUOYAH OK-
924 PM CDT FRI JUL 8 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN SEBASTIAN...
SOUTHWESTERN CRAWFORD AND EAST CENTRAL SEQUOYAH COUNTIES UNTIL 1000
PM CDT...

AT 924 PM CDT...A STRONG THUNDERSTORM WAS LOCATED NEAR
MOFFETT...MOVING NORTHEAST AT 20 MPH.

NICKEL SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IN OR NEAR THE PATH INCLUDE...
FORT SMITH...                     VAN BUREN...
CEDARVILLE...                     ALMA...
ROLAND...                         MOFFETT...
RUDY...                           FIGURE FIVE...
KIBLER...                         CONCORD...
DORA...                           MILL CREEK...
FURRY...                          SHIBLEY...

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 40 IN ARKANSAS BETWEEN MILE MARKERS 0 AND 13.
 INTERSTATE 40 IN OKLAHOMA BETWEEN MILE MARKERS 323 AND 328.
 INTERSTATE 540 BETWEEN MILE MARKERS 1 AND 8.
 INTERSTATE 49 NEAR MILE MARKER 22.

LAT...LON 3546 9416 3533 9443 3538 9443 3537 9445
      3538 9447 3537 9448 3543 9456 3563 9438
TIME...MOT...LOC 0224Z 227DEG 16KT 3543 9445

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 6:53 AM CDT	Areal Flood Advisory	TSA	LeFlore	3 hr
Jul 9, 7:08 AM CDT	River Flood Advisory	TSA	Cherokee, Delaware	10 hr
Jul 9, 8:48 AM CDT	Areal Flood Advisory	TSA	Haskell, LeFlore, Muskogee	3 hr
Jul 9, 1:48 PM CDT	Areal Flood Advisory	TSA	Haskell, McIntosh, Muskogee, Pittsburg	3 hr
Jul 9, 4:10 PM CDT	Special Weather Statement	TSA	Tulsa	35 min
Jul 8, 10:10 PM CDT	Special Weather Statement	TSA	Crawford	35 min
Jul 8, 10:21 PM CDT	Severe Thunderstorm Warning	TSA	Crawford, Franklin	39 min
Jul 8, 10:41 PM CDT	Special Weather Statement	TSA	Washington	34 min
Jul 8, 10:49 PM CDT	Special Weather Statement	TSA	Franklin	41 min
Jul 8, 11:20 PM CDT	Special Weather Statement	TSA	Madison	40 min
Jul 8, 11:38 PM CDT	Special Weather Statement	TSA	Madison	52 min
Jul 8, 11:55 PM CDT	Areal Flood Advisory	TSA	Benton, Madison, Washington	3 hr
Jul 9, 2:06 AM CDT	Flash Flood Warning	TSA	Benton, Carroll, Madison, Washington	4 hr

Nearby

Special Weather Statements in Arkansas, 2016 Every special weather statement in 2016

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.