Alert archive / Oklahoma / Flash Flood Warnings in 2007

Flash Flood Warning 66, NWS Tulsa, OK

July 5, 2007Muskogee County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Jul 5, 2007, 6:56 PM CDT for Muskogee County, Oklahoma. It was in force for 2 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 5, 2007, 6:56 PM CDT (23:56 UTC)
Expired
Jul 5, 2007, 9:00 PM CDT
In force
2 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

County Muskogee County, OK

The radar

The Tulsa radar (KINX), 64 km from the middle of the area, began a volume at 23:57 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.

What was reported inside it

TimeReportWhereRemark
Jul 5, 7:10 PM CDTFLASH FLOODMuskogee, OKNUMEROUS ROADS FLOODED AROUND TOWN...SOME UP TO 2 1/2 FEET DEEP IN WATER

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.9 hours before the alert went out and 188 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 2007-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 284 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, Norman, OK at 12:00Z on 2007-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
284 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
909 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KTSA 052358
FFWTSA
OKC101-060200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
656 PM CDT THU JUL 5 2007

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 900 PM CDT

* AT 652 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
  AREA OF HEAVY RAIN CENTERED OVER AND JUST SOUTHEAST OF MUSKOGEE 
  ...MOVING SOUTH AT 5 MPH. RADAR INDICATES THAT  2 TO 3 INCHES OF 
  RAIN HAS ALREADY  FALLEN. ANOTHER 1 TO 2 INCHES WILL BE POSSIBLE 
  THROUGH 800 PM CDT.

* THE STORM PRODUCING THE HEAVY RAINFALL WILL OTHERWISE REMAIN OVER
  MAINLY RURAL AREAS OF THE INDICATED COUNTY.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN TULSA.

LAT...LON 3567 9520 3582 9529 3577 9550 3566 9545

$$
2 follow-up statements
000 
WGUS74 KTSA 060108
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
805 PM CDT THU JUL 5 2007

OKC101-060200-
MUSKOGEE OK-
805 PM CDT THU JUL 5 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
NORTHERN MUSKOGEE COUNTY...

AT 803 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE 
HEAVIEST RAINS HAD MOVE SOUTH AND WEST OF MUSKOGEE COUNTY...HOWEVER 
LIGHT TO MODERATE RAIN CONTINUED OVER MUCH OF THE AREA.  RADAR 
ESTIMATES THAT 3 TO 5 INCHES OF RAIN FELL NEAR THE CITY OF MUSKOGEE 
WITHIN A FEW HOURS TIME.  THIS TYPE OF RAINFALL CAN LEAD TO FLASH 
FLOODING...WHERE WATER COVERED ROADWAYS PERSIST FOR SEVERAL HOURS.  
THEREFORE...THE FLASH FLOOD WARNING WILL REMAIN IN EFFECT FOR 
NORTHERN MUSKOGEE COUNTY.

SOME LOCATIONS THAT MAY CONTINUE TO BE AFFECTED BY FLASH FLOODING  
INCLUDE MUSKOGEE...BRAGGS...AND SUMMIT.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN TULSA.

LAT...LON 3567 9520 3582 9529 3577 9550 3566 9545

$$
000 
WGUS74 KTSA 060155
FFSTSA

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
855 PM CDT THU JUL 5 2007

OKC101-060205-
MUSKOGEE OK-
855 PM CDT THU JUL 5 2007

...THE FLASH FLOOD WARNING FOR NORTHERN MUSKOGEE COUNTY EXPIRES AT
900 PM CDT...

THE HEAVY RAINFALL HAS ENDED ACROSS THE WARNED AREA...THEREFORE THE
FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE.

TO REPORT PREVIOUS FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
TULSA.

LAT...LON 3567 9520 3582 9529 3577 9550 3566 9545

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 9:24 PM CDTFlash Flood WarningTSATulsa2 hr
Jul 5, 7:57 AM CDTFlash Flood WarningTSACherokee3 hr
Jul 5, 2:18 PM CDTSpecial Weather StatementTSAPawnee42 min
Jul 5, 4:03 PM CDTSpecial Weather StatementTSATulsa42 min
Jul 5, 4:11 PM CDTFlash Flood WarningTSATulsa4 hr
Jul 5, 4:19 PM CDTSevere Thunderstorm WarningTSATulsa46 min
Jul 5, 4:30 PM CDTSpecial Weather StatementTSACreek45 min
Jul 5, 4:36 PM CDTSevere Thunderstorm WarningTSACreek54 min
Jul 5, 4:40 PM CDTSpecial Weather StatementTSAOkmulgee50 min
Jul 5, 5:30 PM CDTFlash Flood WarningTSACherokee4 hr
Jul 5, 6:08 PM CDTFlash Flood WarningTSAAdair4 hr

Nearby

Flash Flood Warnings in Oklahoma, 2007Every flash flood warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.