Alert archive / Mississippi / Flash Flood Warnings in 1997
Flash Flood Warning 25, NWS New Orleans, LA
NWS New Orleans, LA issued this flash flood warning at Jul 23, 1997, 4:12 PM CDT for Pearl River 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 23, 1997, 4:12 PM CDT (21:12 UTC)
- Expired
- Jul 23, 1997, 6:15 PM CDT
- In force
- 2 hr
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
County Pearl River County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 9.2 hours before the alert went out and 59 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
- 2879 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 668 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -37 m²/s²
- 0-3 km storm-relative helicity
- -13 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 KNEW 232112 FFWNEW MSC109-232315- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE NEW ORLEANS LA 412 PM CDT WED JUL 23 1997 THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 615 PM CDT FOR RESIDENTS IN THE FOLLOWING LOCATION... IN SOUTH MISSISSIPPI ...PEARL RIVER COUNTY SINCE 200 PM...DOPPLER RADAR HAS ESTIMATED THAT BETWEEN 2 AND 3 INCHES OVER RAIN HAS FALLEN OVER PEARL RIVER COUNTY. AT 400 PM DOPLLER RADAR INDICATED THAT STRONG THUNDERSTORMS PRODUCING HEAVY RAINFALL CONTINUED OVER PEARL RIVER COUNTY...INCLUDING THE POPLARVILLE AREA. THE SHERIFFS DEPARTMENT REPORTED UP TO 2 FEET OF WATER IN SOME STREETS IN POPLARVILLE. FLOODING OF LOW LYING AREAS...ESPECIALLY NEAR STREAMS WAS LIKELY OCCURRING IN OTHER PORTIONS OF PEARL RIVER COUNTY DUE TO THE HEAVY RAINFALL. 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, Jul 23, 11:55 AM CDT, 4 hours 17 minutes before
LAZ034>040-046>049-056>070-MSZ068>071-080>082-230300 THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS/BATON ROUGE LA 1155 AM CDT TUE JUL 23 1997 A MOIST UNSTABLE ATMOSPHERE PERSISTS OVER SOUTHEAST LOUISIANA... SOUTHWEST AND COASTAL MISSISSIPPI. SCATTERED THUNDERSTORMS WILL DEVELOP ACROSS THE AREA THIS AFTERNOON AS TEMPERATURES CLIMB INTO THE UPPER 80S/LOWER 90S. THE HIGH MOISTURE CONTENT OF THE AIRMASS OVER THE REGION WILL LIKLEY RESULT IN LOCALLY HEAVY RAINFALL WITH A MODERATE RISK OF STRONG GUSTY WINDS...GENERAL THUNDERSTORMS ARE EXPECTED OVER THE AREA DURING THE AFTERNOON BUT WITH LITTLE OR NO RISK OF SEVERE THUNDERSTORMS. SHOWER AND THUNDERSTORM ACTIVITY WILL GRADUALLY DIMINISH THIS EVENING. FOR THE LATEST WEATHER INFORMATION PLEASE LISTEN TO TELEVISION.. RADIO..OR NOAA WEATHER RADIO OR VISIT THE NEW ORLEANS/BATON ROUGE AREA FORECAST OFFICE HOMEPAGE ON THE INTERNET.
Special weather statement, Jul 23, 11:57 AM CDT, 4 hours 15 minutes before
LAZ034>040-046>049-056>070-MSZ068>071-080>082-230300 THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS/BATON ROUGE LA 1155 AM CDT TUE JUL 23 1997 A MOIST UNSTABLE ATMOSPHERE PERSISTS OVER SOUTHEAST LOUISIANA... SOUTHWEST AND COASTAL MISSISSIPPI. SCATTERED THUNDERSTORMS WILL DEVELOP ACROSS THE AREA THIS AFTERNOON AS TEMPERATURES CLIMB INTO THE UPPER 80S/LOWER 90S. THE HIGH MOISTURE CONTENT OF THE AIRMASS OVER THE REGION WILL LIKLEY RESULT IN LOCALLY HEAVY RAINFALL WITH A MODERATE RISK OF STRONG GUSTY WINDS...GENERAL THUNDERSTORMS ARE EXPECTED OVER THE AREA DURING THE AFTERNOON BUT WITH LITTLE OR NO RISK OF SEVERE THUNDERSTORMS. SHOWER AND THUNDERSTORM ACTIVITY WILL GRADUALLY DIMINISH THIS EVENING. FOR THE LATEST WEATHER INFORMATION PLEASE LISTEN TO TELEVISION.. RADIO..OR NOAA WEATHER RADIO OR VISIT THE NEW ORLEANS/BATON ROUGE AREA FORECAST OFFICE HOMEPAGE ON THE INTERNET.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 1:55 PM CDT | Severe Thunderstorm Warning | LIX | Hancock | 65 min |
| Jul 23, 3:13 PM CDT | Severe Thunderstorm Warning | LIX | Harrison | 62 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.