Alert archive / Virginia / Flash Flood Warnings in 1994

Flash Flood Warning 11, NWS Morristown, TN

March 28, 19945 counties in Virginia

NWS Morristown, TN issued this flash flood warning at Mar 28, 1994, 12:38 AM EST for 5 counties in Virginia. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Mar 28, 1994, 12:38 AM EST (05:38 UTC)
Expired
Mar 28, 1994, 8:45 AM EST
In force
8 hr
Issued by
NWS Morristown, TN
Area
Whole counties

Counties Lee County, VA, Russell County, VA, Scott County, VA, Washington County, VA, Wise County, VA

The nearest sounding before it

Huntington/Tri S, WV (KHTS), launched 00:00Z, 5.6 hours before the alert went out and 173 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, Huntington/Tri S, WV at 00:00Z on 1994-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Huntington/Tri S, WV at 00:00Z on 1994-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -35 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
526 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
-35 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Mar 27, 6:56 PM EST, 5 hours 42 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHATTANOOGA TN
655 PM EST SUN MAR 27 1994

NORTHWEST GEORGIA

SOURCE OF REPORT  GEORGIA HIGHWAY PATROL
OCCURRENCE        THUNDERSTORM WINDS
DATE AND TIME     03/27/94  615 PM EST
COUNTY            WHITFIELD COUNTY...TREES DOWN ALONG CROW VALLEY ROAD
                  NEAR ROCKY FACE.

The office that day

Everything else NWS Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 28, 3:25 AM ESTFlash Flood WarningMRXAnderson, Grainger, Knox, Union6 hr
Mar 28, 3:25 AM ESTFlash Flood WarningMRXCocke, Hamblen, Jefferson6 hr
Mar 28, 3:25 AM ESTFlash Flood WarningMRXBlount, Sevier6 hr
Mar 28, 3:25 AM ESTFlash Flood WarningMRXLoudon, Monroe6 hr
Mar 28, 3:25 AM ESTFlash Flood WarningMRXRoane6 hr
Mar 28, 12:38 AM ESTFlash Flood WarningMRXCity of Bristol8 hr
Mar 28, 12:38 AM ESTFlash Flood WarningMRXCity of Norton8 hr
Mar 28, 12:38 AM ESTFlash Flood WarningMRXSmyth, Tazewell8 hr

Nearby

Flash Flood Warnings in Virginia, 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.