Alert archive / Virginia / Flash Flood Warnings in 2002
Flash Flood Warning 28, NWS Morristown, TN
NWS Morristown, TN issued this flash flood warning at Jul 3, 2002, 2:54 PM EDT for Washington 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
- Jul 3, 2002, 2:54 PM EDT (18:54 UTC)
- Expired
- Jul 3, 2002, 6:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Morristown, TN
- Area
- Whole counties
County Washington County, VA
The radar
The Knoxville radar (KMRX), 143 km from the middle of the area, began a volume at 18:54 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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.9 hours before the alert went out and 198 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.
- Mixed-layer CAPE
- 429 J/kg
- Mixed-layer CIN
- -175 J/kg
- Mixed-layer LCL
- 1263 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KMRX 031854 FFWMRX VAC191-032200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MORRISTOWN TN 253 PM EDT WED JUL 3 2002 THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A * FLASH FLOOD WARNING FOR... WASHINGTON COUNTY IN SOUTHWEST VIRGINIA * UNTIL 600 PM EDT * AT 249 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH VERY HEAVY RAIN NEAR DAMASCUS...OR 11 MILES SOUTHEAST OF ABINGDON. THE THUNDERSTORM PRODUCING THE FLASH FLOOD WAS NEARLY STATIONARY. * LOCATIONS IN THE WARNING INCLUDE... DAMASCUS NATIONAL WEATHER SERVICE DOPPLER RADAR HAS ESTIMATED THAT UP TO 3 INCHES OF RAIN HAVE FALLEN OVER THE PAST HOUR. AN ADDITIONAL 1 TO 2 INCHES OF RAIN ARE EXPECTED OVER THE NEXT 2 HOURS. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE SOME FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...THIS STORM WILL CAUSE FLOODING OF COUNTRY ROADS...FARMLANDS...AND OTHER LOW LYING AREAS THAT ARE SUBJECT TO FLOODING. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. $$ LAT...LON 3662 8171 3673 8172 3677 8197 3661 8203 DH
2 follow-up statements
000 WGUS74 KMRX 032043 FFSMRX TNC091-VAC191-032200- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 440 PM EDT WED JUL 3 2002 ...A FLASH FLOOD WARNING CONTINUES FOR JOHNSON AND WASHINGTON COUNTIES UNTIL 600 PM EDT... THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE ACROSS THE WARNED COUNTIES. AT 420 PM EDT A TRAINED WEATHER SPOTTER REPORTED STREET FLOODING IN BRENT IN JOHNSON COUNTY. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND.
000 WGUS74 KMRX 032154 FFSMRX TNC091-VAC191-032215- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE MORRISTOWN TN 549 PM EDT WED JUL 3 2002 ...THE FLASH FLOOD WARNING FOR JOHNSON AND WASHINGTON COUNTIES HAS BEEN ALLOWED TO EXPIRE... AT 549 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE RAINFALL HAS DECREASED ACROSS THE WARNED AREA...AND THE FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE...BUT THE THREAT OF SERIOUS FLOODING HAS ENDED. THEREFORE THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE. PONDING OF WATER ON ROADWAYS AND HIGH STREAM LEVELS CAN BE EXPECTED TO CONTINUE FOR SOME TIME HOWEVER. DO NOT DRIVE WHERE WATER COVERS THE ROAD. NEVER TRY TO CROSS A FLOODED AREA ON FOOT. $$ LCM
The office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 3:47 PM EDT | Severe Thunderstorm Warning | MRX | Washington | 43 min |
| Jul 3, 4:41 PM EDT | Severe Thunderstorm Warning | MRX | Scott | 49 min |
| Jul 3, 4:51 PM EDT | Severe Thunderstorm Warning | MRX | Washington | 39 min |
| Jul 3, 5:11 PM EDT | Severe Thunderstorm Warning | MRX | Lee | 49 min |
| Jul 3, 6:20 PM EDT | Severe Thunderstorm Warning | MRX | Wise | 40 min |
Nearby
Flash Flood Warnings in Virginia, 2002Every flash flood warning in 2002
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.