Alert archive / North Carolina / Flash Flood Warnings in 1987
Flash Flood Warning 12, NWS Blacksburg, VA
NWS Blacksburg, VA issued this flash flood warning at Apr 24, 1987, 2:50 PM EDT for Stokes County, North Carolina. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Apr 24, 1987, 2:50 PM EDT (18:50 UTC)
- Expired
- Apr 24, 1987, 6:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Blacksburg, VA
- Area
- Whole counties
County Stokes County, NC
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.8 hours before the alert went out and 47 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
- 11 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 567 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGSO 241856 COR FFWGSO NCC169-242200- BULLETIN-IMMEDIATE BROADCAST REQUESTED FLOOD WARNING...CORRECTED... NATIONAL WEATHER SERVICE GREENSBORO NC 250 PM EDT DAY MON DT 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLOOD WARNING EFFECTIVE UNTIL 600 PM EDT FOR THE FOLLOWING COUNTY IN NORTH CAROLINA...STOKES AT 230 PM EDT THE SHERIFF DEPARTMENT REPORTED THE DAN RIVER AND ITS TRIBUTARIES WERE OUT OF THEAR BANKS IN THE SOUTHWEST PART OF KING.. AROUND DANBURY AND ALSO AROUND LAWSONVILLE. ALSO IN THE NORTHERN PART OF THE COUNTY CLIFFORD RUN CREEK HAD COME OUT OF ITS BANKS AT THE MEADOWBROOK DRIVE APPARTMENT COMPLEX. THE WATER WAS 2 FEET DEEP OVER THE DRIVE INTO THE COMPLEX BUT NOT NEARING THE COMPLEX ITSELF. A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN REPORTED. PERSONS IN THE WARNING AREAS SHOULD TAKE IMMEDIATE ACTION. PERSONS IN THE WARNING AREA SHOULD NOT TRY TO WALK OR DRIVE ACROSS FAST FLOWING WATERS. PERSONS IN LOW LYING AREAS WHERE FLOODING IS OCCURRING OR EXPECTED SHOULD GET TO HIGHER GROUND IMMEDIATELY..IF POSSIBLE. RBN CORRECTED TO CHANGE FLASH FLOOD WARNING TO FLOOD WARNING IN NEXT TO LAST PARAGRAPH
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
Special weather statement, Apr 24, 11:27 AM EDT, 3 hours 23 minutes before
^WBCSPSROA
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VA
1120 AM EDT FRI APR 24 1987
...ROANOKE RIVER CONTINUES TO RISE AT ROANOKE...
AT 11 AM THE ROANOKE RIVER AT THE WALNUT STREET BRIDGE IN ROANOKE
HAD REACHED 7.6 FT AND WAS STILL RISING. THE RIVER IS EXPECTED TO
REACH A TEMPORARY CREST BY 3 PM AROUND 9 FT..WHICH IS ONLY ONE FT
BELOW FLOOD STAGE.
HOWEVER..MORE RAIN IS ON THE WAY AND MAY CONTINUE OFF AND ON INTO
TONIGHT. THE RAIN COULD BE MODERATE TO HEAVY AT TIMES. IF SO..THE
ROANOKE RIVER WILL LIKELY RISE PAST THE FLOOD STAGE WITH MODERATE
FLOODING OCCURRING BY MIDNIGHT. THOSE PERSONS OR BUSINESSES ALONG
THE RIVER AND MAJOR TRIBUTARIES SUCH AS MASONS ANxD TINKER CREEK
ARE URGED TO STAY TUNED TO NOAA RADIO AND TELEVISION OR RADIO TO
KEEP ABREAST OF THE SITUATION. $$
HMSpecial weather statement, Apr 24, 1:21 PM EDT, 1 hour 29 minutes before
^WBCSPSROA
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VA
115PM EDT FRI APR 24 1987
...ROANOKE RIVER APPROACHING TEMPORARY CREST...
AT 1 PM THE ROANOKE RIVER AT THE WALNUT STREET BRIDGE WAS JUST
BELOW 8 FT. IT IS STILL RISING..BUT SLOWLY.. AND APPEARS TO BE
HEADING FOR A MIDAFTERNOON CREST OF ABOUT 9 FT..STILL BELOW FLOOD
STAGE WHICH IS 10 FT.
MORE RAIN IS FALLING AND WILL LIKELY CONTINUE OFF AND ON INTO TONIGHT.
IN FACT..A HEAVY SHOWER WAS OBSERVED ALONG THE NORTH FORK OF THE
RIVER THE PAST HOUR. THE RIVER SHOULD REMAIN MORE OR LESS STEADY THE
REMAINDER OF THE AFTERNOON..BUT WITH MORE RAIN COMING IT WILL LIKELY
RESUME A RISE TO A FOOT OR TWO PAST FLOOD STAGE BY TOMORROW MORNING.
MONITOR NOAA WEATHER RADIO OR MEDIA SOURCES FOR FURTHER STATEMENTS OR
A WARNING IF IT BECOMES NECESSARY.$$
MCINTOSH
7The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 1:06 PM EDT | Severe Thunderstorm Warning | RNK | Rowan | 54 min |
| Apr 24, 5:00 PM EDT | Flash Flood Warning | RNK | Rockingham | 3 hr |
Nearby
Flash Flood Warnings in North Carolina, 1987Every flash flood warning in 1987
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.