Alert archive / Arkansas / Flash Flood Warnings in 1994

Flash Flood Warning 21, NWS Tulsa, OK

July 30, 1994Benton County, Arkansas

NWS Tulsa, OK issued this flash flood warning at Jul 30, 1994, 3:30 PM CDT for Benton County, Arkansas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jul 30, 1994, 3:30 PM CDT (20:30 UTC)
Expired
Jul 30, 1994, 6:30 PM CDT
In force
3 hr
Issued by
NWS Tulsa, OK
Area
Whole counties

County Benton County, AR

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 8.5 hours before the alert went out and 74 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 1994-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 292 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, Springfield, MO at 12:00Z on 1994-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
292 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
1172 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 302029
FFWTUL
ARC007-302330-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
330 PM CDT SAT JUL 30 1994
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  630 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST ARKANSAS
 
   ...NORTHERN BENTON COUNTY
 
RAINFALL ESTIMATES OF 3 TO 4 INCHES HAVE FALLEN NEAR BELLA VISTA IN
NORTHERN BENTON COUNTY. ADDITIONAL THUNDERSTORMS WERE DEVELOPING ALONG
ARKANSAS/MISSOURI BORDER EAST OF SULPHUR SPRINGS AND WILL LIKELY MOVE
ACROSS THE BELLA VISTA AND BENTONVILLE AREAS DURING THE NEXT 1 TO 2
HOURS. MOVEMENT OF THE STORMS WAS SOUTH AT 5 TO 10 MPH AND AN ADDITIONAL
RAINFALL OF 2 INCHES WILL BE POSSIBLE DURING THE NEXT 1 TO 2 HOURS.
 
 
 
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS LIKELY OR HAS BEEN
REPORTED.  STAY ALERT AND WATCH FOR RAPIDLY RISING WATER.
REMEMBER...IT'S IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO THE
NEAREST STREAM...CREEK OR RIVER WHICH CAN BECOME A KILLER DURING
PERIODS OF HEAVY RAIN.
 
KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 30, 3:33 PM CDTSevere Thunderstorm WarningTSABenton42 min
Jul 30, 6:23 PM CDTFlash Flood WarningTSACrawford, Sebastian3 hr
Jul 30, 6:36 PM CDTSevere Thunderstorm WarningTSAWashington24 min

Nearby

Flash Flood Warnings in Arkansas, 1994Every flash flood warning in 1994

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.