Alert archive / Oklahoma / Areal Flood Warnings in 2015

Areal Flood Warning 39, NWS Tulsa, OK

June 18, 2015Adair County, Cherokee County, Sequoyah County, Oklahoma

NWS Tulsa, OK issued this areal flood warning at Jun 18, 2015, 8:48 PM CDT for Adair County, Cherokee County, Sequoyah County, Oklahoma. It was in force for 24 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 18, 2015, 8:48 PM CDT (01:48 UTC)
Expired: Jun 19, 2015, 9:00 PM CDT
In force: 24 hr
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Flood severity: None

Counties Adair County, OK, Cherokee County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 66 km from the middle of the area, began a volume at 01:50 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, 1.8 hours before the alert went out and 155 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: 198 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 609 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 69 m²/s²
0-3 km storm-relative helicity: 52 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood 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 areal flood warning went out at Jun 18, 6:41 PM CDT, 2 hours 7 minutes earlier.

Area forecast discussion, Jun 18, 6:41 PM CDT, 2 hours 7 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jun 18, 5:04 PM CDT, 3 hours 44 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
504 PM CDT THU JUN 18 2015

ARZ001-002-010-011-019-020-029-OKZ049-053>076-191030-
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-
504 PM CDT THU JUN 18 2015

...HEAVY RAIN POSSIBLE THROUGH THE EVENING...

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

.DAY ONE...TODAY AND TONIGHT.
FLASH FLOOD.
	RISK...SIGNIFICANT.
	AREA...EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

HEAVY RAIN.
	RISK...SIGNIFICANT.
	AREA...FAR EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.
	AREA AT GREATEST RISK... .

THUNDERSTORMS WITH DANGEROUS LIGHTNING.
	RISK...ELEVATED.
	AREA...NORTHWEST ARKANSAS AND FAR EASTERN OKLAHOMA.
	ONSET...ONGOING.

DISCUSSION...
WIDESPREAD RAIN WILL CONTINUE TO DRIFT EASTWARD INTO ARKANSAS THIS
EVENING AND OVERNIGHT. THERE HAS BEEN VERY LITTLE LIGHTNING...BUT
AN ISOLATED THUNDERSTORM REMAINS POSSIBLE INTO THE EVENING.
HEAVIEST RAINFALL CAN BE EXPECTED OVER NORTHWEST ARKANSAS...WHERE
TWO TO FOUR INCHES WILL BE POSSIBLE OVER NIGHT. AROUND AN INCH OF
RAIN WILL BE POSSIBLE OVERNIGHT IN FAR EASTERN OKLAHOMA NORTH OF
INTERSTATE 40. ALL THESE THREATS WILL BE DIMINISHING THROUGH THE
NIGHT.

SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
SPOTTER ACTIVATION NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.
FRIDAY...THUNDERSTORM POTENTIAL.
SATURDAY...DANGEROUS HEAT POTENTIAL.
SUNDAY...NO HAZARDS.
MONDAY...NO HAZARDS.
TUESDAY...NO HAZARDS.
WEDNESDAY...NO HAZARDS.

EXTENDED DISCUSSION...
THERE WILL REMAIN A RISK OF THUNDERSTORMS EARLY FRIDAY AS THE
TROPICAL SYSTEM MOVES SLOWLY THROUGH ARKANSAS. BY SATURDAY...THE
COMBINATION OF HEAT AND HUMIDITY WILL PRODUCE POTENTIALLY
HAZARDOUS CONDITIONS.

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

In the hours before

Local storm report, Jun 18, 3:07 PM CDT, 5 hours 41 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
307 PM CDT THU JUN 18 2015

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

0306 PM     FLASH FLOOD      TAHLEQUAH               35.92N 94.97W
06/18/2015                   CHEROKEE           OK   PUBLIC

            WATER OVER THE ROAD ON THE NORTH SIDE OF TAHLEQUAH VIA
            TWITTER

&&

LACY

Local storm report, Jun 18, 3:15 PM CDT, 5 hours 33 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
315 PM CDT THU JUN 18 2015

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

0311 PM     FLASH FLOOD      4 S EUFAULA             35.23N 95.58W
06/18/2015                   PITTSBURG          OK   PUBLIC

            WATER WASHED OUT PART OF A COUNTY ROAD VIA FACEBOOK

&&

LACY

Local storm report, Jun 18, 6:12 PM CDT, 2 hours 36 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
612 PM CDT THU JUN 18 2015

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

0600 PM     HEAVY RAIN       SKIATOOK                36.37N 96.00W
06/18/2015  M1.98 INCH       OSAGE              OK   MESONET

            RAINFALL TOTAL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       CLOUDY                  34.30N 95.28W
06/18/2015  M2.21 INCH       PUSHMATAHA         OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       COOKSON                 35.71N 94.92W
06/18/2015  M3.67 INCH       CHEROKEE           OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       TAHLEQUAH               35.92N 94.97W
06/18/2015  M3.63 INCH       CHEROKEE           OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       OKEMAH                  35.43N 96.30W
06/18/2015  M2.41 INCH       OKFUSKEE           OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       BRISTOW                 35.83N 96.39W
06/18/2015  M3.92 INCH       CREEK              OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       HECTORVILLE             35.84N 95.93W
06/18/2015  M2.82 INCH       OKMULGEE           OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       BIXBY                   35.94N 95.88W
06/18/2015  M2.37 INCH       TULSA              OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       TULSA                   36.13N 95.92W
06/18/2015  M2.16 INCH       TULSA              OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       PRYOR                   36.31N 95.32W
06/18/2015  M2.28 INCH       MAYES              OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       VINITA                  36.64N 95.15W
06/18/2015  M2.72 INCH       CRAIG              OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       NOWATA                  36.70N 95.64W
06/18/2015  M1.81 INCH       NOWATA             OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

0600 PM     HEAVY RAIN       MIAMI                   36.87N 94.88W
06/18/2015  M1.93 INCH       OTTAWA             OK   MESONET

            TOTAL RAINFALL SINCE MIDNIGHT.

&&

AEJ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 8:32 PM CDT	Flash Flood Warning	TSA	Craig, Delaware, Mayes, Nowata, Ottawa, Rogers	24 hr
Jun 18, 8:38 PM CDT	Areal Flood Warning	TSA	Craig, Delaware, Mayes, Nowata, Ottawa, Rogers	24 hr
Jun 18, 10:08 PM CDT	River Flood Warning	TSA	Tulsa	29 hr
Jun 19, 2:42 AM CDT	River Flood Warning	TSA	Ottawa	44 hr
Jun 19, 6:08 PM CDT	Areal Flood Warning	TSA	Choctaw, Latimer, Pushmataha	24 hr
Jun 18, 9:11 PM CDT	Flash Flood Warning	TSA	Benton, Carroll, Madison, Washington	6 hr
Jun 19, 2:55 AM CDT	Areal Flood Warning	TSA	Benton, Carroll, Madison, Washington	24 hr

Nearby

Areal Flood Warnings in Oklahoma, 2015 Every areal flood warning in 2015

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.