Alert archive / Virginia / Flash Flood Warnings in 1998

Flash Flood Warning 2, NWS Baltimore/Washington

January 8, 1998City of Staunton, Virginia

NWS Baltimore/Washington issued this flash flood warning at Jan 8, 1998, 3:43 AM EST for City of Staunton, Virginia. It was in force for 5 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
Jan 8, 1998, 3:43 AM EST (08:43 UTC)
Expired
Jan 8, 1998, 9:00 AM EST
In force
5 hr
Issued by
NWS Baltimore/Washington
Area
Whole counties

County City of Staunton, VA

The radar

The Roanoke radar (KFCX), 165 km from the middle of the area, began a volume at 08:47 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, 8.7 hours before the alert went out and 112 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 1998-01-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 61 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, Roanoke, VA at 00:00Z on 1998-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 235 square meters per square second.19395878Sfc1 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
61 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
517 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
235 m²/s²
0-3 km storm-relative helicity
283 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 
TTAA00 KWBC 080844
FFWWBC
VAC003-015-091-125-139-165-660-790-820-081300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE STERLING VA
343 AM EST THU JAN 8 1998

THE NATIONAL WEATHER SERVICE IN STERLING VA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 900 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN WEST CENTRAL VIRGINIA

   ...HIGHLAND COUNTY
   ...AUGUSTA COUNTY
   ...NELSON COUNTY

IN WEST CENTRAL VIRGINIA THE INDEPENDENT CITY OF

   ...STAUNTON
   ...WAYNESBORO

IN NORTHWESTERN VIRGINIA

   ...ROCKINGHAM COUNTY
   ...PAGE COUNTY

IN NORTHWESTERN VIRGINIA THE INDEPENDENT CITY OF

   ...HARRISONBURG
 
SHERIFFS REPORT THAT SOME STREAMS AND CREEKS HAVE RISEN
ABOVE FLOOD STAGE IN HIGHLAND COUNTY VIRGINIA. SIMILAR AMOUNTS
OF RAIN HAVE FALLEN IN THE OTHER ABOVE-WARNED COUNTIES. DOPPLER
RADAR SHOWS MODERATE TO HEAVY RAINS WILL REMAIN IN THE AREA
THROUGH MID MORNING.
 
RESIDENTS IN THESE COUNTIES SHOULD USE CAUTION WHILE TRAVELING
TODAY...AS SOME ROADS AND LOW-LYING AREAS MAY BE COVERED BY
FLOODWATERS. RELAY ANY REPORTS OF FLOODING TO LOCAL POLICE AND
FIRE DEPARTMENTS.

WOODCOCK/GUSTIN
&

The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 8, 3:43 AM ESTFlash Flood WarningLWXAlbemarle, Augusta, Nelson, Rockingham5 hr
Jan 8, 3:43 AM ESTFlash Flood WarningLWXCity of Harrisonburg5 hr
Jan 8, 3:43 AM ESTFlash Flood WarningLWXPage5 hr
Jan 8, 3:43 AM ESTFlash Flood WarningLWXHighland5 hr
Jan 8, 3:43 AM ESTFlash Flood WarningLWXCity of Waynesboro5 hr
Jan 8, 6:27 AM ESTFlash Flood WarningLWXShenandoah3 hr
Jan 8, 6:57 AM ESTFlash Flood WarningLWXLoudoun2 hr
Jan 8, 6:57 AM ESTFlash Flood WarningLWXClarke2 hr
Jan 8, 8:13 AM ESTFlash Flood WarningLWXAlbemarle, Greene3 hr
Jan 8, 8:13 AM ESTFlash Flood WarningLWXCulpeper, Fauquier, Rappahannock3 hr
Jan 8, 8:13 AM ESTFlash Flood WarningLWXMadison3 hr
Jan 8, 9:08 AM ESTFlash Flood WarningLWXPage, Rockingham, Shenandoah, Warren4 hr
Jan 8, 9:08 AM ESTFlash Flood WarningLWXAugusta, Nelson4 hr
Jan 8, 9:08 AM ESTFlash Flood WarningLWXClarke, Loudoun4 hr
Jan 8, 11:02 AM ESTFlash Flood WarningLWXCulpeper, Greene, Madison, Rappahannock118 min
Jan 8, 11:02 AM ESTFlash Flood WarningLWXAlbemarle118 min
Jan 8, 11:02 AM ESTFlash Flood WarningLWXFauquier118 min

Nearby

Flash Flood Warnings in Virginia, 1998Every flash flood warning in 1998

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.