Alert archive / Oklahoma / Flash Flood Watches in 2021

Flash Flood Watch 3, NWS Tulsa, OK

June 7, 20215 counties in Oklahoma

NWS Tulsa, OK issued this flash flood watch at Jun 7, 2021, 11:35 AM CDT for 5 counties in Oklahoma. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued
Jun 7, 2021, 11:35 AM CDT (16:35 UTC)
Expired
Jun 8, 2021, 11:00 AM CDT
In force
23 hr
Issued by
NWS Tulsa, OK
Flood severity
None

Counties Choctaw County, OK, Haskell County, OK, Latimer County, OK, Pittsburg County, OK, Pushmataha County, OK

The radar

The Western Arkansas radar (KSRX), 116 km from the middle of the area, began a volume at 16:38 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

Fort Worth, TX (KFWD), launched 12:00Z, 4.6 hours before the alert went out and 270 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, Fort Worth, TX at 12:00Z on 2021-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1851 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, Fort Worth, TX at 12:00Z on 2021-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
1851 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted.

377 
WGUS64 KTSA 071635
FFATSA

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Tulsa OK
1135 AM CDT Mon Jun 7 2021

ARZ019-020-029-OKZ049-053-072>076-080300-
/O.NEW.KTSA.FF.A.0003.210607T1635Z-210608T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Crawford-Franklin-Sebastian-Pushmataha-Choctaw-Sequoyah-Pittsburg-
Haskell-Latimer-Le Flore-
Including the cities of Antlers, McAlester, Poteau, Hugo, Van Buren, 
Sallisaw, Wilburton, Clayton, Ozark, Stigler, Fort Smith, and 
Charleston
1135 AM CDT Mon Jun 7 2021

...FLASH FLOOD WATCH IN EFFECT THROUGH TUESDAY MORNING...

The National Weather Service in Tulsa has issued a

* Flash Flood Watch for portions of Arkansas and Oklahoma, including 
  the following counties, in Arkansas, Crawford, Franklin and 
  Sebastian. In Oklahoma, Choctaw, Haskell, Latimer, Le Flore, 
  Pittsburg, Pushmataha and Sequoyah.

* Through Tuesday morning

* Additional rainfall with locally heavy rainfall is forecast to 
  lift into the watch area this afternoon into tonight. Forecast 
  amounts of a half inch to near 2 inches and locally higher amounts 
  greater than 3 inches on top of rainfall that has already fallen 
  will increase flash flooding concerns through tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means rapidly rising water or flooding is 
possible within the watch area. If you are in the watch area, keep 
informed, and be ready for quick action if flash flooding is 
observed or if a warning is issued.

&&

$$
5 follow-up statements
049 
WGUS64 KTSA 072056
FFATSA

Flood Watch
National Weather Service Tulsa OK
356 PM CDT Mon Jun 7 2021

ARZ019-020-029-OKZ049-053-072>076-080600-
/O.CON.KTSA.FF.A.0003.000000T0000Z-210608T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Crawford-Franklin-Sebastian-Pushmataha-Choctaw-Sequoyah-Pittsburg-
Haskell-Latimer-Le Flore-
Including the cities of Antlers, McAlester, Poteau, Hugo, Van Buren, 
Sallisaw, Wilburton, Clayton, Ozark, Stigler, Fort Smith, and 
Charleston
356 PM CDT Mon Jun 7 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING...

The Flash Flood Watch continues for

* Portions of Arkansas and Oklahoma, including the following 
  counties, in Arkansas, Crawford, Franklin and Sebastian. In 
  Oklahoma, Choctaw, Haskell, Latimer, Le Flore, Pittsburg, 
  Pushmataha and Sequoyah.

* Through Tuesday morning

* Additional rainfall with locally heavy rainfall is forecast to 
  continue to lift into the watch area into tonight. Forecast 
  amounts of a half inch to near 2 inches and locally higher amounts 
  greater than 3 inches on top of rainfall that has already fallen 
  will increase flash flooding concerns through tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means rapidly rising water or flooding is 
possible within the watch area. If you are in the watch area, keep 
informed, and be ready for quick action if flash flooding is 
observed or if a warning is issued.

&&

$$
326 
WGUS64 KTSA 072341
FFATSA

Flood Watch
National Weather Service Tulsa OK
641 PM CDT Mon Jun 7 2021

ARZ019-OKZ072>075-080045-
/O.CAN.KTSA.FF.A.0003.000000T0000Z-210608T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Crawford-Sequoyah-Pittsburg-Haskell-Latimer-
Including the cities of Wilburton, Sallisaw, Stigler, Van Buren, and 
McAlester
641 PM CDT Mon Jun 7 2021

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch for portions of northwest Arkansas and 
Oklahoma, including the following counties, in northwest Arkansas, 
Crawford. In Oklahoma, Haskell, Latimer, Pittsburg and Sequoyah has 
been cancelled.

Heavy rains are no longer expected farther to the west away from the 
upper level low pressure. Therefore, the flash flood watch has been 
cancelled.

$$

ARZ020-029-OKZ049-053-076-080745-
/O.CON.KTSA.FF.A.0003.000000T0000Z-210608T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Franklin-Sebastian-Pushmataha-Choctaw-Le Flore-
Including the cities of Antlers, Poteau, Hugo, Clayton, Ozark, Fort 
Smith, and Charleston
641 PM CDT Mon Jun 7 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING...

The Flash Flood Watch continues for

* Portions of west central Arkansas and southeast Oklahoma, 
  including the following counties, in west central Arkansas, 
  Franklin and Sebastian. In southeast Oklahoma, Choctaw, Le Flore 
  and Pushmataha.

* Through Tuesday morning

* Additional locally heavy rainfall remains possible thru tonight 
  across west central Arkansas and far southeast Oklahoma in 
  association with an upper level low. 1 to 3 inches of rainfall is 
  possible, and would fall on top of rainfall that has already 
  fallen. This will increase the flash flood threat through tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means rapidly rising water or flooding is 
possible within the watch area. If you are in the watch area, keep 
informed, and be ready for quick action if flash flooding is 
observed or if a warning is issued.

&&

$$

Lacy
047 
WGUS64 KTSA 080828
FFATSA

Flood Watch
National Weather Service Tulsa OK
328 AM CDT Tue Jun 8 2021

ARZ020-029-OKZ049-053-076-081200-
/O.CON.KTSA.FF.A.0003.000000T0000Z-210608T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Franklin-Sebastian-Pushmataha-Choctaw-Le Flore-
Including the cities of Antlers, Poteau, Hugo, Clayton, Ozark, Fort 
Smith, and Charleston
328 AM CDT Tue Jun 8 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING...

The Flash Flood Watch continues for

* Portions of west central Arkansas and southeast Oklahoma, 
  including the following counties, in west central Arkansas, 
  Franklin and Sebastian. In southeast Oklahoma, Choctaw, Le Flore 
  and Pushmataha.

* Until 7 AM CDT this morning

* A cluster of strong thunderstorms with very heavy rain continues 
  this morning across portions of far southeast Oklahoma. This 
  activity will continue moving northeast this morning into portions 
  of west-central Arkansas.  Flash flooding will be likely with any 
  storms that train over the same areas with localized rainfall 
  amounts in the 2 to 4 inch range.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means rapidly rising water or flooding is 
possible within the watch area. If you are in the watch area, keep 
informed, and be ready for quick action if flash flooding is 
observed or if a warning is issued.

&&

$$

RBD
185 
WGUS64 KTSA 081121
FFATSA

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Tulsa OK
621 AM CDT Tue Jun 8 2021

ARZ020-029-OKZ049-053-076-081600-
/O.EXT.KTSA.FF.A.0003.000000T0000Z-210608T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Franklin-Sebastian-Pushmataha-Choctaw-Le Flore-
Including the cities of Antlers, Poteau, Hugo, Clayton, Ozark, Fort 
Smith, and Charleston
621 AM CDT Tue Jun 8 2021

...FLASH FLOOD WATCH NOW IN EFFECT UNTIL 11 AM CDT THIS MORNING...

The Flash Flood Watch is now in effect for

* Portions of west central Arkansas and southeast Oklahoma, 
  including the following counties, in west central Arkansas, 
  Franklin and Sebastian. In southeast Oklahoma, Choctaw, Le Flore 
  and Pushmataha.

* Until 11 AM CDT this morning

* A cluster of strong thunderstorms with very heavy rain continues 
  this morning across portions of southeast Oklahoma. This activity 
  will continue moving northeast this morning into portions of 
  west-central Arkansas.  Flash flooding will be likely with any 
  storms that train over the same areas with localized rainfall 
  amounts in the 3 to 6 inch range.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means rapidly rising water or flooding is 
possible within the watch area. If you are in the watch area, keep 
informed, and be ready for quick action if flash flooding is 
observed or if a warning is issued.

&&

$$

RBD
058 
WGUS64 KTSA 081603
FFATSA

Flood Watch
National Weather Service Tulsa OK
1103 AM CDT Tue Jun 8 2021

ARZ020-029-OKZ049-053-076-081715-
/O.EXP.KTSA.FF.A.0003.000000T0000Z-210608T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Franklin-Sebastian-Pushmataha-Choctaw-Le Flore-
Including the cities of Antlers, Poteau, Hugo, Clayton, Ozark, Fort 
Smith, and Charleston
1103 AM CDT Tue Jun 8 2021

...FLASH FLOOD WATCH HAS EXPIRED...

The Flash Flood Watch for portions of west central Arkansas and 
southeast Oklahoma, including the following counties, in west 
central Arkansas, Franklin and Sebastian. In southeast Oklahoma, 
Choctaw, Le Flore and Pushmataha has expired.

The threat for additional heavy rainfall has ended although runoff 
from previous heavy rainfall may continue this afternoon. Please 
continue to heed remaining road closures.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 7:12 PM CDTSpecial Weather StatementTSAChoctaw33 min
Jun 6, 7:38 PM CDTSpecial Weather StatementTSAChoctaw37 min
Jun 6, 8:10 PM CDTSpecial Weather StatementTSAChoctaw35 min
Jun 6, 8:20 PM CDTAreal Flood AdvisoryTSAChoctaw89 min
Jun 6, 8:39 PM CDTSpecial Weather StatementTSAChoctaw36 min
Jun 6, 8:46 PM CDTAreal Flood AdvisoryTSAPushmataha63 min
Jun 7, 2:01 AM CDTSpecial Weather StatementTSAMcIntosh29 min
Jun 7, 2:25 AM CDTSpecial Weather StatementTSAMuskogee35 min
Jun 7, 2:27 AM CDTSpecial Weather StatementTSAOkmulgee33 min
Jun 7, 2:29 AM CDTSpecial Weather StatementTSACreek31 min
Jun 7, 2:37 AM CDTSevere Thunderstorm WarningTSACreek, Pawnee38 min
Jun 7, 2:59 AM CDTAreal Flood AdvisoryTSAMcIntosh, Muskogee, Okmulgee2 hr
Jun 7, 3:08 AM CDTSpecial Weather StatementTSAOkmulgee37 min
Jun 7, 3:32 AM CDTFlash Flood WarningTSAMcIntosh, Muskogee, Okmulgee3 hr
Jun 7, 3:45 AM CDTSpecial Weather StatementTSAOkmulgee30 min
Jun 7, 4:38 AM CDTAreal Flood AdvisoryTSACreek, Rogers, Tulsa, Wagoner112 min
Jun 7, 4:47 AM CDTAreal Flood AdvisoryTSAHaskell, Muskogee3 hr
Jun 7, 5:20 AM CDTFlash Flood WarningTSAHaskell, McIntosh, Muskogee3 hr
Jun 7, 5:31 AM CDTFlash Flood WarningTSACreek, Osage, Tulsa3 hr
Jun 7, 5:45 AM CDTFlash Flood Warning Considerable damage threatTSAMcIntosh, Muskogee, Okfuskee, Okmulgee3 hr
Jun 7, 6:46 AM CDTAreal Flood AdvisoryTSACreek, Osage, Pawnee, Tulsa3 hr
Jun 7, 7:04 AM CDTFlash Flood WarningTSACreek, Osage, Pawnee, Tulsa3 hr
Jun 7, 7:15 AM CDTAreal Flood AdvisoryTSAOsage3 hr
Jun 7, 7:17 AM CDTFlash Flood WarningTSAMcIntosh, Okfuskee, Okmulgee3 hr
Jun 7, 8:23 AM CDTAreal Flood WarningTSACreek, Osage, Tulsa3 hr
Jun 7, 8:30 AM CDTAreal Flood WarningTSAHaskell, McIntosh, Muskogee, Okfuskee, Okmulgee6 hr
Jun 7, 9:10 AM CDTAreal Flood AdvisoryTSACreek, Okfuskee, Okmulgee3 hr
Jun 7, 9:48 AM CDTAreal Flood WarningTSACreek, Osage, Pawnee, Tulsa3 hr
Jun 7, 10:21 AM CDTAreal Flood AdvisoryTSALeFlore3 hr
Jun 7, 10:24 AM CDTAreal Flood WarningTSAMcIntosh, Okfuskee, Okmulgee6 hr
Jun 7, 10:49 AM CDTFlash Flood Warning Considerable damage threatTSAOkmulgee5 hr
Jun 7, 10:55 AM CDTRiver Flood WarningTSACreek29 hr
Jun 7, 1:05 PM CDTAreal Flood AdvisoryTSAAdair, Sequoyah3 hr
Jun 7, 2:05 PM CDTRiver Flood WarningTSAOkmulgee18 hr
Jun 7, 3:29 PM CDTAreal Flood AdvisoryTSALeFlore3 hr
Jun 7, 3:33 PM CDTAreal Flood WarningTSAOkmulgee12 hr
Jun 7, 4:12 PM CDTAreal Flood WarningTSAMcIntosh, Muskogee, Okfuskee12 hr

Nearby

Flash Flood Watches in Oklahoma, 2021Flash Flood Watches in Arkansas, 2021Every flash flood watch 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.