Alert archive / Oklahoma / Areal Flood Warnings in 2021

Areal Flood Warning 21, NWS Tulsa, OK

June 8, 2021Latimer County, LeFlore County, Oklahoma

NWS Tulsa, OK issued this areal flood warning at Jun 8, 2021, 12:43 PM CDT for Latimer County, LeFlore County, Oklahoma. It was in force for 6 hr. 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 8, 2021, 12:43 PM CDT (17:43 UTC)
Expired
Jun 8, 2021, 6:45 PM CDT
In force
6 hr
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Flood severity
None

Counties Latimer County, OK, LeFlore County, OK

The radar

The Western Arkansas radar (KSRX), 80 km from the middle of the area, began a volume at 17:46 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, 5.7 hours before the alert went out and 255 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, Springfield, MO at 12:00Z on 2021-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 391 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2021-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
391 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
584 m above ground
0-6 km bulk shear
1 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

367 
WGUS44 KTSA 081743
FLWTSA

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Tulsa OK
1243 PM CDT Tue Jun 8 2021

OKC077-079-082345-
/O.NEW.KTSA.FA.W.0021.210608T1743Z-210608T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Latimer OK-Le Flore OK-
1243 PM CDT Tue Jun 8 2021

The National Weather Service in Tulsa has issued a

* Flood Warning for...
  Central Latimer County in southeastern Oklahoma...
  West Central Le Flore County in southeastern Oklahoma...

* Until 645 PM CDT Tuesday.

* At 1243 PM CDT, very heavy rainfall from morning thunderstorms has 
  led to flooding across the area. Around 3 to 6 inches of rain 
  fell, and while additional heavy rainfall is not expected, runoff 
  and flooding may continue for the next several hours. Continue to 
  heed any road closures and avoid flooded roadways.

Some locations that will experience flooding include...
  Wilburton...                       Talihina...
Red Oak...                         Fanshawe...
Bengal...                          Talimena State Park...
Lake Wister State Park...          Summerfield...
Panola...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3471 9506 3481 9528 3504 9533 3504 9500
      3490 9471 3476 9481 3469 9502

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 7:18 PM CDTAreal Flood AdvisoryTSALeFlore3 hr
Jun 8, 3:04 AM CDTAreal Flood AdvisoryTSAChoctaw, Pushmataha3 hr
Jun 8, 3:20 AM CDTFlash Flood WarningTSAChoctaw, Pushmataha3 hr
Jun 8, 6:18 AM CDTFlash Flood WarningTSAChoctaw, Pushmataha4 hr
Jun 8, 7:49 AM CDTAreal Flood AdvisoryTSAHaskell, Latimer, LeFlore, Pittsburg3 hr
Jun 8, 8:48 AM CDTFlash Flood WarningTSAHaskell, Latimer, LeFlore, Pittsburg4 hr
Jun 8, 9:50 AM CDTAreal Flood WarningTSAChoctaw, Pushmataha11 hr

Nearby

Areal Flood Warnings in Oklahoma, 2021Every areal flood warning in 2021

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.