Alert archive / Oklahoma / Special Weather Statements in 2017

Special Weather Statement, NWS Tulsa, OK

June 18, 2017LeFlore County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Jun 18, 2017, 12:53 PM CDT for LeFlore County, Oklahoma. It was in force for 67 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: Jun 18, 2017, 12:53 PM CDT (17:53 UTC)
Expired: Jun 18, 2017, 2:00 PM CDT
In force: 67 min
Issued by: NWS Tulsa, OK

County LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 34 km from the middle of the area, began a volume at 17:52 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 12:00Z, 5.9 hours before the alert went out and 220 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: 22 J/kg
Mixed-layer CIN: -256 J/kg
Mixed-layer LCL: 1256 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: -16 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

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 Jun 18, 12:36 PM CDT, 17 minutes earlier.

Area forecast discussion, Jun 18, 12:36 PM CDT, 17 minutes before

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Hazardous weather outlook, Jun 18, 4:55 AM CDT, 7 hours 58 minutes before

Hazardous Weather Outlook
National Weather Service Tulsa OK
455 AM CDT Sun Jun 18 2017

ARZ001-002-010-011-019-020-029-OKZ049-053>076-191000-
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-
455 AM CDT Sun Jun 18 2017

This Outlook is for Northwest and West Central Arkansas as well as
much of Eastern Oklahoma.

.DAY ONE...Today and Tonight.

SEVERE THUNDERSTORM.
	RISK...Elevated.
	AREA...Eastern Oklahoma and Western Arkansas.
	ONSET...Ongoing.

FLASH FLOOD.
	RISK...Limited.
	AREA...Southeast Oklahoma.
	ONSET...Late Afternoon.

HEAVY RAIN.
	RISK...Limited.
	AREA...Eastern Oklahoma.
	ONSET...Ongoing.

DISCUSSION...
Scattered thunderstorms located over central Oklahoma early this
morning will continue to move southeast and impact parts of east
central and southeast Oklahoma through mid-morning. These storms
will have the potential for large hail and damaging winds, along
with locally heavy rainfall, primarily southwest of a line from
Drumright to Clayton. Additional storms will likely move into
northeast Oklahoma this morning from southern Kansas, but are not
likely to be severe.

A cold front will continue to push south through the area today
with additional showers and thunderstorms developing along the
front across southeast Oklahoma and west central Arkansas. Some
storms may be severe, with damaging winds the main threat. In
addition, some training of storm cells is possible with a threat
of heavy rain and localized flash flooding across far southeast
Oklahoma this evening.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Local Spotter Activation May Be Needed.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.
MONDAY through TUESDAY...No Hazards.
WEDNESDAY...Thunderstorm Potential.
THURSDAY...No Hazards.
FRIDAY through SATURDAY...Thunderstorm Potential.

EXTENDED DISCUSSION...
After a brief cool down to start the week, hot weather will
return mid to late week. A few storms may impact parts of the
area Wednesday night, with higher chances arriving by next weekend
with a cold front.

weather.gov/tulsa Contains additional information.

In the hours before

Special weather statement, Jun 18, 9:42 AM CDT, 3 hours 11 minutes before

Special Weather Statement
National Weather Service Tulsa OK
942 AM CDT SUN JUN 18 2017

OKZ061-062-067-068-181515-
Cherokee OK-Rogers OK-Wagoner OK-Mayes OK-
942 AM CDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN ROGERS...SOUTHERN
MAYES...WAGONER AND NORTHWESTERN CHEROKEE COUNTIES UNTIL 1015 AM
CDT...

At 942 AM CDT, a strong thunderstorm was located 7 miles southeast of
Catoosa, moving southeast at 45 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

Locations in or near the path include...
Broken Arrow...                   Wagoner...
Chouteau...                       Inola...
Locust Grove...                   Okay...
Peggs...                          Sequoyah State Park...
Sportsmen Acres Community...      Mazie...
Murphy...

This includes Interstate 44 between mile markers 241 and 245.

LAT...LON 3619 9501 3581 9526 3582 9537 3606 9576
      3612 9576 3627 9566
TIME...MOT...LOC 1442Z 302DEG 40KT 3612 9565

Special weather statement, Jun 18, 9:58 AM CDT, 2 hours 55 minutes before

Special Weather Statement
National Weather Service Tulsa OK
958 AM CDT SUN JUN 18 2017

OKZ049-075-076-181545-
Latimer OK-Pushmataha OK-Le Flore OK-
958 AM CDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PUSHMATAHA...LATIMER
AND SOUTHWESTERN LE FLORE COUNTIES UNTIL 1045 AM CDT...

At 958 AM CDT, a strong thunderstorm was located 5 miles east of
Damon, moving southeast at 30 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

Locations in or near the path include...
Wilburton...                      Talihina...
Red Oak...                        Albion...
Talimena State Park...            Damon...
Higgins...                        Bengal...
Yanush...                         Robbers Cave State Park...
Kiamichi...                       Whitesboro...
Sardis...                         Gowen...
Panola...                         Summerfield...

A severe thunderstorm watch remains in effect until 1100 AM CDT for
southeastern Oklahoma.

LAT...LON 3465 9551 3503 9549 3487 9463 3460 9494
TIME...MOT...LOC 1458Z 293DEG 25KT 3486 9521

Special weather statement, Jun 18, 10:44 AM CDT, 2 hours 9 minutes before

Special Weather Statement
National Weather Service Tulsa OK
1044 AM CDT SUN JUN 18 2017

OKZ049-076-181630-
Pushmataha OK-Le Flore OK-
1044 AM CDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PUSHMATAHA AND
SOUTHWESTERN LE FLORE COUNTIES UNTIL 1130 AM CDT...

At 1044 AM CDT, a strong thunderstorm was located 5 miles south of
Albion, moving southeast at 25 mph.

Nickel size hail and winds in excess of 40 mph will be possible with
this storm.

Locations in or near the path include...
Albion...                         Honobia...

LAT...LON 3453 9521 3468 9513 3469 9506 3460 9471
      3451 9476 3451 9504 3445 9505
TIME...MOT...LOC 1544Z 293DEG 22KT 3459 9509

Special weather statement, Jun 18, 10:49 AM CDT, 2 hours 4 minutes before

Special Weather Statement
National Weather Service Tulsa OK
1049 AM CDT SUN JUN 18 2017

OKZ066-067-070-181630-
Muskogee OK-Okmulgee OK-Wagoner OK-
1049 AM CDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTH CENTRAL WAGONER...MUSKOGEE
AND NORTHEASTERN OKMULGEE COUNTIES UNTIL 1130 AM CDT...

At 1049 AM CDT, a strong thunderstorm was located 5 miles east of
Bald Hill, moving east at 40 mph.

Nickel size hail and winds in excess of 40 mph will be possible with
this storm.

Locations in or near the path include...
Muskogee...                       Fort Gibson...
Haskell...                        Webbers Falls...
Oktaha...                         Braggs...
Taft...                           Boynton...
Greenleaf State Park...           Keefeton...
Wainwright...                     Summit...
Jamesville...

This includes Interstate 40 in Oklahoma between mile markers 284 and
286.

LAT...LON 3584 9581 3580 9514 3547 9513 3553 9535
      3555 9535 3555 9544 3565 9583
TIME...MOT...LOC 1549Z 276DEG 35KT 3574 9573

Local storm report, Jun 18, 12:28 PM CDT, 25 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1228 PM CDT SUN JUN 18 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0810 AM     TSTM WND DMG     KANSAS                  36.21N 94.80W
06/17/2017                   DELAWARE           OK   PUBLIC

            SEVERAL TREES DOWN IN KANSAS.

&&

AEJ

Special weather statement, Jun 18, 12:53 PM CDT, 0 minutes before

Special Weather Statement
National Weather Service Tulsa OK
1253 PM CDT SUN JUN 18 2017

ARZ029-OKZ075-076-181900-
Sebastian AR-Latimer OK-Le Flore OK-
1253 PM CDT SUN JUN 18 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN SEBASTIAN...
NORTHEASTERN LATIMER AND CENTRAL LE FLORE COUNTIES UNTIL 200 PM
CDT...

At 1253 PM CDT, a strong thunderstorm was located 5 miles northwest
of Lake Wister State Park, moving east at 35 mph.

Dime size hail and wind gusts up to 50 mph will be possible with this
storm.

Locations in or near the path include...
Poteau...                         Heavener...
Mansfield...                      Wister...
Howe...                           Hartford...
Huntington...                     Fanshawe...
Midland...                        Cameron...
Heavener Runestone State Park...  Lake Wister State Park...
Shady Point...                    Patterson...
Arkola...                         Crossroads...
Witcherville...                   Summerfield...
Dayton...                         Hodgen...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 3506 9425 3506 9423 3497 9424 3495 9434
      3496 9437 3494 9439 3495 9441 3493 9443
      3493 9445 3474 9445 3481 9505 3506 9497
      3506 9493 3518 9493 3513 9414 3510 9414
TIME...MOT...LOC 1753Z 289DEG 32KT 3499 9482

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 17, 11:29 PM CDT	Special Weather Statement	TSA	Nowata	31 min
Jun 17, 11:46 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Nowata, Ottawa	44 min
Jun 17, 11:49 PM CDT	Severe Thunderstorm Warning	TSA	Osage	41 min
Jun 18, 12:27 AM CDT	Severe Thunderstorm Warning	TSA	Osage	35 min
Jun 18, 12:30 AM CDT	Special Weather Statement	TSA	Pawnee, Tulsa, Washington	45 min
Jun 18, 5:02 AM CDT	Special Weather Statement	TSA	Osage, Pawnee	43 min
Jun 18, 5:33 AM CDT	Special Weather Statement	TSA	Osage, Pawnee, Washington	42 min
Jun 18, 5:38 AM CDT	Special Weather Statement	TSA	Okfuskee	37 min
Jun 18, 5:50 AM CDT	Special Weather Statement	TSA	Creek	40 min
Jun 18, 6:43 AM CDT	Severe Thunderstorm Warning	TSA	Creek, Pawnee	25 min
Jun 18, 6:49 AM CDT	Special Weather Statement	TSA	Mayes, Rogers, Wagoner	41 min
Jun 18, 7:12 AM CDT	Severe Thunderstorm Warning	TSA	Cherokee, Mayes, Muskogee, Rogers, Wagoner	63 min
Jun 18, 7:43 AM CDT	Special Weather Statement	TSA	Haskell, Latimer, McIntosh, Pittsburg	47 min
Jun 18, 7:46 AM CDT	Special Weather Statement	TSA	Haskell, Muskogee, Sequoyah	59 min
Jun 18, 8:02 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Cherokee, Sequoyah	43 min
Jun 18, 8:28 AM CDT	Special Weather Statement	TSA	Okmulgee	47 min
Jun 18, 8:32 AM CDT	Special Weather Statement	TSA	Latimer, LeFlore, Pushmataha	43 min
Jun 18, 8:38 AM CDT	Severe Thunderstorm Warning	TSA	LeFlore, Sequoyah	37 min
Jun 18, 8:47 AM CDT	Special Weather Statement	TSA	Rogers	43 min
Jun 18, 9:08 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore, Pushmataha	67 min
Jun 18, 9:14 AM CDT	Severe Thunderstorm Warning	TSA	LeFlore	46 min
Jun 18, 9:42 AM CDT	Special Weather Statement	TSA	Wagoner	33 min
Jun 18, 9:58 AM CDT	Special Weather Statement	TSA	Latimer	47 min
Jun 18, 10:44 AM CDT	Special Weather Statement	TSA	LeFlore	46 min
Jun 18, 10:49 AM CDT	Special Weather Statement	TSA	Muskogee	41 min
Jun 18, 11:13 AM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Okmulgee	40 min
Jun 18, 1:40 PM CDT	Special Weather Statement	TSA	LeFlore	65 min
Jun 18, 3:45 PM CDT	Special Weather Statement	TSA	Haskell	45 min
Jun 18, 4:30 PM CDT	Special Weather Statement	TSA	Haskell	45 min
Jun 18, 5:13 PM CDT	Special Weather Statement	TSA	Sequoyah	47 min

Nearby

Special Weather Statements in Oklahoma, 2017 Every special weather statement in 2017

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.