Alert archive / Mississippi / Flash Flood Warnings in 2000

Flash Flood Warning 1, NWS New Orleans, LA

July 20, 2000Pike County, Mississippi

NWS New Orleans, LA issued this flash flood warning at Jul 20, 2000, 8:10 PM CDT for Pike County, Mississippi. It was in force for 2 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 20, 2000, 8:10 PM CDT (01:10 UTC)
Expired: Jul 20, 2000, 10:15 PM CDT
In force: 2 hr
Issued by: NWS New Orleans, LA
Area: Whole counties

County Pike County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 1.2 hours before the alert went out and 123 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: 42 J/kg
Mixed-layer CIN: -202 J/kg
Mixed-layer LCL: 2673 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 77 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 
WGUS54 KLIX 210112
FFWLIX
MSC113-210315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
810 PM CDT THU JUL 20 2000

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PIKE COUNTY IN SOUTHERN MISSISSIPPI

* UNTIL 1015 PM CDT

* AT 805 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY
  HEAVY RAIN OVER SOUTHERN PIKE COUNTY SOUTH OF MAGNOLIA NEAR
  CHATAWA...OR ABOUT 10 MILES SOUTH OF MCCOMB. THE AREA OF HEAVY
  RAIN WAS NEARLY STATIONARY.

* DURING THE PAST TWO HOURS...WEATHER SERVICE DOPPLER RADAR ALSO
  INDICATED THAT OVER FOUR INCHES OF RAIN HAVE FALLEN IN AND AROUND
  THIS LOCATION.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.

ABSOLUTELY DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER
COVERS THE ROADWAY. VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED. MOVE TO HIGHER GROUND.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND
IMMEDIATELY.

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 21, 1:41 PM CDT	Severe Thunderstorm Warning	LIX	Pike	34 min
Jul 21, 1:53 PM CDT	Severe Thunderstorm Warning	LIX	Harrison, Jackson	67 min
Jul 21, 2:16 PM CDT	Severe Thunderstorm Warning	LIX	Hancock	29 min
Jul 21, 2:28 PM CDT	Severe Thunderstorm Warning	LIX	Amite, Pike	47 min
Jul 21, 2:28 PM CDT	Severe Thunderstorm Warning	LIX	Walthall	47 min
Jul 21, 2:40 PM CDT	Severe Thunderstorm Warning	LIX	Pearl River	75 min
Jul 21, 2:56 PM CDT	Severe Thunderstorm Warning	LIX	Harrison, Jackson	49 min
Jul 21, 3:17 PM CDT	Severe Thunderstorm Warning	LIX	Hancock	58 min
Jul 21, 3:52 PM CDT	Severe Thunderstorm Warning	LIX	Pearl River	53 min
Jul 21, 6:30 PM CDT	Severe Thunderstorm Warning	LIX	Wilkinson	30 min

Nearby

Flash Flood Warnings in Mississippi, 2000 Every flash flood warning in 2000

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.