Alert archive / Arkansas / Flash Flood Warnings in 1987
Flash Flood Warning 1, NWS Memphis, TN
NWS Memphis, TN issued this flash flood warning at Nov 16, 1987, 4:37 PM CST for Crittenden County, Arkansas. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Nov 16, 1987, 4:37 PM CST (22:37 UTC)
- Expired
- Nov 16, 1987, 8:45 PM CST
- In force
- 4 hr
- Issued by
- NWS Memphis, TN
- Area
- Whole counties
County Crittenden County, AR
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
Jackson, MS (KJAN), launched 12:00Z, 10.6 hours before the alert went out and 322 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
- 166 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 707 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 412 m²/s²
- 0-3 km storm-relative helicity
- 733 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMEM 162237
FFWMEM
ARC035-170245-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
437 PM CST MON NOV 16 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 845 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY...
IN EAST ARKANSAS
...CRITTENDEN
HEAVY RAINS HAVE CAUSED FLOODING OF SOME LOW LYING AREAS IN WEST
MEMPHIS ARKANSAS. CONTINUED RAINS WILL KEEP A THREAT OF FLOODING FOR
SEVERAL MORE HOURS IN THIS AREA.
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.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, Nov 16, 11:08 AM CST, 5 hours 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 1108 AM CST MON NOV 16 1987 ...TORNADO WATCH NUMBER 550 IN EFFECT FOR A SMALL PORTION OF NORTH MISSISSIPPI UNTIL 200 PM THIS AFTERNOON... AT 1100 AM CST...NATIONAL WEATHER SERVICE RADAR INDICATED A LARGE AREA LIGHT RAIN AND ISOLATED RAINSHOWERS OVER NORTH AND WEST MISSISSIPPI AND SOUTHWEST TENNESSEE. THE ACTIVITY OVER MISSISSIPPI IS MAINLY CONCENTRATED WEST OF A RIPLEY TO WINONA LINE. THE ACTIVITY IS MOVING NORTH NORTHEAST AT 35 MILES AN HOUR. PEOPLE IN NORTHEAST MISSISSIPPI SHOULD REMAIN ALERT AND BE PREPARE TO TAKE NECESSARY ACTIONS TO PROTECT LIFE. IN ADDITION...HEAVY RAINS ARE POSSIBLE OVER NORTH MISSISSIPPI THIS AFTERNOON AND TONIGHT.
Special weather statement, Nov 16, 12:27 PM CST, 4 hours 10 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 1225 PM CST MON NOV 16 1987 ...TORNADO WATCH NUMBER 551 IN EFFECT FOR A LARGE PART OF MISSISSIPPI FROM 1230 PM TILL 800 PM THIS AFTERNOON AND EVENING... AT 1221 PM CST...NATIONAL WEATHER SERVICE RADAR INDICATED A LARGE AREA LIGHT RAIN AND ISOLATED VERY STRONG THUNDERSTORMS OVER WEST MISSISSIPPI AND SOUTHWEST TENNESSEE. THE ACTIVITY OVER MISSISSIPPI IS MAINLY CONCENTRATED WEST OF A HOLLY SPRINGS TO KOSCIUSKO LINE. THE THUNDERSTORMS ARE MOVING NORTHEAST AT 45 MILES AN HOUR. THE STRONGEST THUNDERSTORM IS LOCATED 12 MILES NORTHWEST OF KOSCIUSKO MISSISSIPPI. THIS IS A VERY DANGEROUS WEATHER SYSTEM. ALL RESIDENTS IN NORTH MISSISSIPPI SHOULD REMAIN HIGHLY ALERT AND SHOULD ALREADY BE MAKING PLANS TO TAKE PROTECTIVE ACTIONS IF THREATENING WEATHER APPROACHES LATER THIS AFTERNOON. TORNAODO WATCH NUMBER 551 REPLACES TORNAODO WATCH NUMBER 550 AT 1230 PM. STAY TUNE FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Nov 16, 1:25 PM CST, 3 hours 12 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 125 PM CST MON NOV 16 1987 ...TORNADO WATCH NUMBER 551 IN EFFECT FOR A LARGE PART OF MISSISSIPPI UNTIL 800 PM CST THIS AFTERNOON AND EVENING... AT 121 PM CST...NATIONAL WEATHER SERVICE RADAR INDICATED A LARGE AREA LIGHT RAIN AND ISOLATED VERY STRONG THUNDERSTORMS OVER WEST MISSISSIPPI AND SOUTHWEST TENNESSEE. THE ACTIVITY OVER MISSISSIPPI IS LOCATED WEST OF A LINE FROM ASHLAND TO LOUISVILLE. THE THUNDERSTORMS WITHIN THIS AREA ARE MOVING NORTHEAST AT 45 MILES AN HOUR. THE STRONGEST THUNDERSTORMS ARE LOCATED NEAR WINONA AND 10 MILES NORTHWEST OF KOSCIUSKO. THIS IS A VERY DANGEROUS WEATHER SITUATION AND ALL RESIDENTS IN NORTH MISSISSIPPI SHOULD REMAIN HIGHLY ALERT AND SHOULD ALREADY BE MAKING PLANS TO TAKE PROTECTIVE ACTIONS IF THREATENING WEATHER APPROACHES LATER THIS AFTERNOON AND EVENING. STAY TUNE FOR FURTHER STATEMENTS AND JPOSSIBLE WARNINGS.
Special weather statement, Nov 16, 2:26 PM CST, 2 hours 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUPELO MS 225 PM CST MON NOV 16 1987 ...TORNADO WATCH NUMBER 551 IN EFFECT FOR A LARGE PART OF MISSISSIPPI UNTIL 800 PM CST THIS AFTERNOON AND EVENING... AT 220 PM CST...NATIONAL WEATHER SERVICE RADAR INDICATED A LARGE AREA OF RAIN AND WIDELY SCATTERED STRONG THUNDERSTORMS WEST OF LINE FROM RIPLEY TO KOSCIUSKO. THE THUNDERSTORMS ARE MOVING NORTH NORTHEAST AT 40 MILES AN HOUR. THE STRONGEST THUNDERSTORM IS LOCATED 5 MILES SOUTHWEST OF BRUCE MISSISSIPPI. THIS IS A VERY DANGEROUS WEATHER SITUATION AND ALL RESIDENTS IN NORTH MISSISSIPPI SHOULD REMAIN ALERT AND SHOULD ALREADY BE MAKING PLANS TO TAKE PROTECTIVE ACTIONS IF THREATENING WEATHER APPROACHES LATER THIS AFTERNOON AND EVENING. STAY TUNE FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.
Nearby
Flash Flood Warnings in Arkansas, 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.