Alert archive / Arkansas / Flash Flood Warnings in 2008

Flash Flood Warning 8, NWS Tulsa, OK

March 3, 2008Franklin County, Arkansas

NWS Tulsa, OK issued this flash flood warning at Mar 3, 2008, 2:56 AM CST for Franklin County, Arkansas. It was in force for 6 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 3, 2008, 2:56 AM CST (08:56 UTC)
Expired: Mar 3, 2008, 9:00 AM CST
In force: 6 hr
Issued by: NWS Tulsa, OK
Area: Storm-based polygon
Flood severity: None

County Franklin County, AR

The radar

The Western Arkansas radar (KSRX), 45 km from the middle of the area, began a volume at 08:58 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

Time	Report	Where	Remark
Mar 3, 3:30 AM CST	FLASH FLOOD	Ozark, AR	STREETS IN OZARK AND NUMEROUS COUNTY ROADS UNDER WATER.

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

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 8.9 hours before the alert went out and 161 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: 6 J/kg
Mixed-layer CIN: -194 J/kg
Mixed-layer LCL: 1331 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 217 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KTSA 030856
FFWTSA
ARC047-031500-
/O.NEW.KTSA.FF.W.0008.080303T0856Z-080303T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
256 AM CST MON MAR 3 2008

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  FRANKLIN COUNTY IN WEST CENTRAL ARKANSAS

* UNTIL 900 AM CST

* AT 254 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH HEAVY RAIN ALONG A LINE EXTENDING FROM 6 MILES
  NORTH OF WIEDERKEHR VILLAGE TO 8 MILES NORTHWEST OF CHARLESTON...  
  MOVING NORTHEAST AT 60 MPH. RADAR INDICATES THAT 2 INCHES OF RAIN  
  HAS ALREADY FALLEN. ANOTHER 2 INCHES WILL BE POSSIBLE THROUGH 900  
  AM CST.

* LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY HEAVY RAIN
  INCLUDE...FERN AND CASS.

THIS INCLUDES INTERSTATE 40 BETWEEN MILE MARKERS 24 AND 42.

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.

LAT...LON 3539 9369 3538 9378 3530 9381 3530 9389
      3521 9392 3523 9400 3520 9405 3544 9407
      3557 9402 3558 9408 3566 9407 3567 9400
      3577 9390 3577 9367
TIME...MOT...LOC 0856Z 238DEG 52KT 3557 9370 3538 9412

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 2, 11:43 PM CST	Special Weather Statement	TSA	Crawford, Sebastian	47 min
Mar 3, 12:13 AM CST	Special Weather Statement	TSA	Benton	62 min
Mar 3, 12:31 AM CST	Special Weather Statement	TSA	Franklin	44 min
Mar 3, 1:01 AM CST	Special Weather Statement	TSA	Benton, Carroll, Madison, Washington	59 min
Mar 3, 1:44 AM CST	Flash Flood Warning	TSA	Crawford, Sebastian	6 hr
Mar 3, 1:48 AM CST	Special Weather Statement	TSA	Crawford, Franklin, Sebastian	57 min
Mar 3, 1:53 AM CST	Special Weather Statement	TSA	Carroll, Madison	52 min
Mar 3, 3:41 AM CST	Flash Flood Warning	TSA	Benton, Carroll, Madison, Washington	6 hr
Mar 3, 4:05 AM CST	Winter Storm Warning	TSA	Benton, Carroll, Madison, Washington	28 hr
Mar 3, 7:43 AM CST	Flash Flood Warning	TSA	Crawford, Franklin, Sebastian	3 hr
Mar 3, 8:04 AM CST	River Flood Warning	TSA	Crawford, Sebastian	26 hr
Mar 3, 8:54 AM CST	Flash Flood Warning	TSA	Carroll, Crawford, Franklin, Madison, Sebastian, Washington	4 hr
Mar 3, 5:54 PM CST	River Flood Warning	TSA	Crawford	7 hr

Nearby

Flash Flood Warnings in Arkansas, 2008 Every flash flood warning in 2008

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.