Alert archive / Mississippi / Flash Flood Warnings in 1997

Flash Flood Warning 43, NWS Jackson, MS

July 13, 1997Newton County, Mississippi

NWS Jackson, MS issued this flash flood warning at Jul 13, 1997, 3:20 PM CDT for Newton County, Mississippi. It was in force for 115 min. 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 13, 1997, 3:20 PM CDT (20:20 UTC)
Expired
Jul 13, 1997, 5:15 PM CDT
In force
115 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Newton County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 8.3 hours before the alert went out and 91 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, Jackson, MS at 12:00Z on 1997-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2216 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, Jackson, MS at 12:00Z on 1997-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.1939Sfc1 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
2216 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
880 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
70 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 KJAN 132021
FFWJAN
MSC099-101-159-132215-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
320 PM CDT SUN JUL 13 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  515 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSISSIPPI
 
   ...NESHOBA COUNTY...NEWTON COUNTY...WINSTON COUNTY
 
AT 315 PM...JACKSON DOPPLER RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS SLOWLY MOVING SOUTHWARD OVER WINSTON...NESHOBA...AND
NEWTON COUNTIES. DOPPLER RADAR ESTIMATED THAT AS MUCH AS 3 INCHES OF
RAINFALL HAS FALLEN OVER THESE AREAS WITHIN THE PAST COUPLE OF HOURS. AN
ADDITIONAL TWO TO THREE INCHES OF RAINFALL ARE EXPECTED OVER THE NEXT
SEVERAL HOURS.
 
AT 305 PM...STREET FLOODING WAS REPORTED IN NOXAPATER.  ALSO...ROAD
FLOODING WAS REPORTED ALONG HIGHWAY 25.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  DO NOT STAY IN AREAS SUBJE`CT TO FLASH FLOODING WHEN
WATER BEGINS RISING.  MOVE TO HIGHER GROUND.
<
 
69/78
 
&

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, Jul 13, 9:49 AM CDT, 5 hours 31 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-
072>074-140400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT SUN JUL 13 1997

SCATTERED THUNDERSTORMS WILL AGAIN DEVELOP THIS AFTERNOON AS TEMPERATURES
RISE INTO THE LOW TO MID 90S. SOME STORMS MAY PRODUCE PERIODS OF VERY HEAVY
RAIN...FREQUENT LIGHTNING...SMALL HAIL...AND STRONG GUSTY WIND.

NO SEVERE WEATHER IS ANTICIPATED AND THE ACTIVATION OF STORM SP^OTTERS...
HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL WILL NOT BE
NECESSARY THIS AFTERNOON OR EVENING.
Special weather statement, Jul 13, 10:00 AM CDT, 5 hours 20 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-
072>074-140400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT SUN JUL 13 1997

SCATTERED THUNDERSTORMS WILL AGAIN DEVELOP THIS AFTERNOON AS TEMPERATURES
RISE INTO THE LOW TO MID 90S. SOME STORMS MAY PRODUCE PERIODS OF VERY HEAVY
RAIN...FREQUENT LIGHTNING...SMALL HAIL...AND STRONG GUSTY WIND.

NO SEVERE WEATHER IS ANTICIPATED AND THE ACTIVATION OF STORM SPOTTERS...
HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL WILL NOT BE
NECESSARY THIS AFTERNOON OR EVENING.

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 13, 11:37 AM CDTSevere Thunderstorm WarningJANRankin38 min
Jul 13, 2:14 PM CDTSevere Thunderstorm WarningJANNeshoba, Winston46 min
Jul 13, 2:53 PM CDTSevere Thunderstorm WarningJANSunflower52 min
Jul 13, 3:01 PM CDTSevere Thunderstorm WarningJANNewton44 min
Jul 13, 3:20 PM CDTFlash Flood WarningJANNeshoba, Winston115 min
Jul 13, 5:10 PM CDTSevere Thunderstorm WarningJANForrest35 min
Jul 13, 6:22 PM CDTSevere Thunderstorm WarningJANClaiborne53 min

Nearby

Flash Flood Warnings in Mississippi, 1997Every flash flood warning in 1997

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.