Alert archive / Virginia / Flash Flood Warnings in 1996

Flash Flood Warning 21, NWS Blacksburg, VA

May 16, 1996Pulaski County, Virginia

NWS Blacksburg, VA issued this flash flood warning at May 16, 1996, 7:12 AM EDT for Pulaski County, Virginia. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 16, 1996, 7:12 AM EDT (11:12 UTC)
Expired
May 16, 1996, 10:10 AM EDT
In force
3 hr
Issued by
NWS Blacksburg, VA
Area
Whole counties

County Pulaski County, VA

The radar

The Roanoke radar (KFCX), 39 km from the middle of the area, began a volume at 11:11 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

Roanoke, VA (KRNK), launched 00:00Z, 11.2 hours before the alert went out and 109 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, Roanoke, VA at 00:00Z on 1996-05-16Temperature 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, Roanoke, VA at 00:00Z on 1996-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 274 square meters per square second.193958Sfc1 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
503 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
274 m²/s²
0-3 km storm-relative helicity
484 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 
TTAA00 KROA 161112
FFWRNK
VAC155-161410-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
712 AM EDT THU MAY 16 1996

THE NATIONAL WEATHER SERVICE IN BLACKSBURG VA HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL 1010 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHWEST VIRGINIA

   ...PULASKI
 
AT 705 AM PULASKI COUNTY SHERIFFS OFFICE REPORTED THAT STREET AND
RESIDENTIAL FLOODING WAS OCCURRING WITHIN THE COUNTY AND WITHIN THE
TOWN OF PULASKI.  SOME RESIDENTS ARE BEING EVACUATED FROM LOW LYING
AREAS IN PULASKI.

RAIN IS TAPERING OFF... BUT FLOODING OF SMALLER STREAMS WILL
CONTINUE FOR THE NEXT 2-3 HOURS. MOVE TO HIGHER GROUND IF FLOOD
WATERS THREATEN...
 
GILLEN
&

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 5:47 AM EDTFlash Flood WarningRNKBland2 hr
May 16, 7:57 AM EDTFlash Flood WarningRNKBland3 hr

Nearby

Flash Flood Warnings in Virginia, 1996Every flash flood warning in 1996

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.