Alert archive / Mississippi / Flash Flood Warnings in 2002

Flash Flood Warning 1, NWS Jackson, MS

January 24, 2002Sunflower County, Mississippi

NWS Jackson, MS issued this flash flood warning at Jan 24, 2002, 6:46 AM CST for Sunflower County, Mississippi. 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 outline as issued.

The facts

Issued: Jan 24, 2002, 6:46 AM CST (12:46 UTC)
Expired: Jan 24, 2002, 9:45 AM CST
In force: 3 hr
Issued by: NWS Jackson, MS
Area: Counties, with a storm outline in the text

County Sunflower County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 0.8 hours before the alert went out and 142 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 103 J/kg
Mixed-layer CIN: -58 J/kg
Mixed-layer LCL: 801 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 305 m²/s²
0-3 km storm-relative helicity: 350 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KJAN 241246
FFWJAN
MSC133-241545-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
643 AM CST THU JAN 24 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SUNFLOWER COUNTY IN NORTHWEST MISSISSIPPI

* UNTIL 945 AM CST

* AT 643 AM CST...WEATHER SERVICE DOPPLER RADAR INDICATED   
  THUNDERSTORMS PRODUCING VERY HEAVY RAIN ACROSS PORTIONS OF 
  SUNFLOWER COUNTY.  RADAR ESTIMATED RAINFALL AMOUNTS OF OVER 
  TWO INCHES THE PAST SEVERAL HOURS WITH UP TO TWO INCHES OF 
  ADDITIONAL RAINFALL POSSIBLE DURING THE NEXT TWO TO THREE HOURS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.

LAT...LON 3345 9076 3329 9074 3355 9048 3376 9060

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 24, 3:18 AM CST	Severe Thunderstorm Warning	JAN	Bolivar	27 min
Jan 24, 6:59 AM CST	Flash Flood Warning	JAN	Grenada	3 hr
Jan 24, 7:18 AM CST	Flash Flood Warning	JAN	Leflore	3 hr
Jan 24, 8:10 AM CST	Flash Flood Warning	JAN	Washington	3 hr
Jan 24, 8:52 AM CST	Flash Flood Warning	JAN	Bolivar	3 hr
Jan 24, 8:59 AM CST	Flash Flood Warning	JAN	Carroll	3 hr
Jan 24, 9:46 AM CST	Flash Flood Warning	JAN	Sunflower	3 hr
Jan 24, 10:01 AM CST	Flash Flood Warning	JAN	Grenada	3 hr
Jan 24, 11:03 AM CST	Flash Flood Warning	JAN	Washington	3 hr
Jan 24, 11:39 AM CST	Tornado Warning	JAN	Attala, Holmes	51 min
Jan 24, 12:41 PM CST	Tornado Warning	JAN	Attala	49 min
Jan 24, 1:33 PM CST	Severe Thunderstorm Warning	JAN	Hinds, Madison	42 min
Jan 24, 1:46 PM CST	Severe Thunderstorm Warning	JAN	Rankin	59 min
Jan 24, 1:56 PM CST	Severe Thunderstorm Warning	JAN	Leake	34 min
Jan 24, 1:56 PM CST	Severe Thunderstorm Warning	JAN	Claiborne, Copiah	49 min
Jan 24, 2:06 PM CST	Severe Thunderstorm Warning	JAN	Scott, Simpson, Smith	54 min
Jan 24, 2:31 PM CST	Tornado Warning	JAN	Simpson	29 min
Jan 24, 2:40 PM CST	Severe Thunderstorm Warning	JAN	Neshoba, Newton	35 min
Jan 24, 2:55 PM CST	Tornado Warning	JAN	Neshoba, Newton	35 min
Jan 24, 2:58 PM CST	Severe Thunderstorm Warning	JAN	Copiah, Lincoln	32 min
Jan 24, 3:05 PM CST	Tornado Warning	JAN	Jasper, Marion, Smith	25 min
Jan 24, 3:07 PM CST	Tornado Warning	JAN	Jasper, Smith	23 min
Jan 24, 3:10 PM CST	Severe Thunderstorm Warning	JAN	Kemper, Lauderdale	50 min
Jan 24, 3:16 PM CST	Tornado Warning	JAN	Simpson	29 min
Jan 24, 3:24 PM CST	Tornado Warning	JAN	Covington, Jefferson Davis, Lamar	36 min
Jan 24, 3:33 PM CST	Severe Thunderstorm Warning	JAN	Jasper, Newton, Smith	42 min
Jan 24, 3:36 PM CST	Severe Thunderstorm Warning	JAN	Lawrence, Lincoln	39 min
Jan 24, 3:43 PM CST	Tornado Warning	JAN	Jones	32 min
Jan 24, 3:50 PM CST	Tornado Warning	JAN	Jasper	40 min
Jan 24, 3:57 PM CST	Severe Thunderstorm Warning	JAN	Clarke, Lauderdale	33 min

Nearby

Flash Flood Warnings in Mississippi, 2002 Every 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.