Alert archive / Oklahoma / Special Weather Statements in 2016

Special Weather Statement, NWS Tulsa, OK

August 31, 2016Wagoner County, Oklahoma

NWS Tulsa, OK issued this special weather statement at Aug 31, 2016, 3:58 PM CDT for Wagoner County, Oklahoma. It was in force for 32 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
Aug 31, 2016, 3:58 PM CDT (20:58 UTC)
Expired
Aug 31, 2016, 4:30 PM CDT
In force
32 min
Issued by
NWS Tulsa, OK

County Wagoner County, OK

The radar

The Tulsa radar (KINX), 12 km from the middle of the area, began a volume at 21:00 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 12:00Z, 9.0 hours before the alert went out and 186 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 12:00Z on 2016-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 850 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 12:00Z on 2016-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.1939Sfc1 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
850 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
981 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
-11 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 Aug 30, 6:36 PM CDT, 21 hours 22 minutes earlier.

Area forecast discussion, Aug 30, 6:36 PM CDT, 21 hours 22 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.
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Hazardous weather outlook, Aug 30, 4:54 PM CDT, 23 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TULSA OK
454 PM CDT TUE AUG 30 2016

ARZ001-002-010-011-019-020-029-OKZ049-053>076-311030-
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-
454 PM CDT TUE AUG 30 2016

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

.DAY ONE...REMAINDER OF THIS AFTERNOON THROUGH TONIGHT.

THUNDERSTORMS WITH DANGEROUS LIGHTNING.
	RISK...ELEVATED NORTHEAST OKLAHOMA.
	ADDITIONAL AREA...ISOLATED SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS.
	ONSET...ONGOING.

DISCUSSION...

SCATTERED SHOWERS AND THUNDERSTORMS CONTINUE LATE THIS AFTERNOON
ACROSS PORTIONS OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS. THE
THUNDERSTORM ACTIVITY WILL REMAIN POSSIBLE INTO THE EVENING HOURS
AND BE CAPABLE OF STRONG GUSTY WINDS AND BRIEF PERIODS OF HEAVY
RAINFALL. A FEW OF THESE STORMS COULD BRIEFLY APPROACH SEVERE
LIMITS...HOWEVER ORGANIZED SEVERE WEATHER IS NOT ANTICIPATED.  THE
STORMS WILL BEGIN TO DISSIPATE BY LATE EVENING WITH THE LOSS OF
SURFACE HEATING.

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

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.
WEDNESDAY AND THURSDAY...THUNDERSTORM POTENTIAL.
FRIDAY THROUGH MONDAY...NO HAZARDS.

EXTENDED DISCUSSION...
THE BEST POTENTIAL FOR STORMS THIS WEEK WILL BE WEDNESDAY AND
THURSDAY IN ASSOCIATION WITH A COLD FRONT. THE GREATER
THUNDERSTORM CHANCES WEDNESDAY WILL BE ALONG AND NORTH OF
I-40...THEN SLIDING SOUTH OF I-40 ON THURSDAY. THE SEVERE RISK
SHOULD REMAIN LOW.

DRIER AIR WILL WORK ITS WAY INTO THE REGION BEHIND THE FRONT FOR
THE WEEKEND...ENDING STORM CHANCES.

WWW.WEATHER.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 31, 12:54 AM CDTAreal Flood AdvisoryTSACraig3 hr
Aug 31, 6:39 AM CDTAreal Flood AdvisoryTSAOttawa3 hr
Aug 31, 8:03 AM CDTFlash Flood WarningTSAOttawa3 hr
Aug 31, 1:20 PM CDTSpecial Weather StatementTSAOsage25 min
Aug 31, 2:58 PM CDTSpecial Weather StatementTSATulsa32 min
Aug 31, 3:26 PM CDTSpecial Weather StatementTSACreek34 min
Aug 31, 3:30 PM CDTSpecial Weather StatementTSATulsa30 min
Aug 31, 3:55 PM CDTSpecial Weather StatementTSAWagoner35 min
Aug 31, 4:41 PM CDTSpecial Weather StatementTSAMuskogee34 min
Aug 31, 5:04 PM CDTSpecial Weather StatementTSAAdair26 min
Aug 31, 5:30 PM CDTSpecial Weather StatementTSAAdair30 min

Nearby

Special Weather Statements in Oklahoma, 2016Every 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.