Alert archive / Mississippi / Flash Flood Warnings in 2007
Flash Flood Warning 4, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jul 9, 2007, 7:29 AM CDT for Sharkey County, Washington County, Mississippi; Chicot County, Arkansas. It was in force for 2 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 9, 2007, 7:29 AM CDT (12:29 UTC)
- Expired
- Jul 9, 2007, 9:30 AM CDT
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Counties, with a storm outline in the text
- Flood severity
- None
Counties Chicot County, AR, Sharkey County, MS, Washington County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 145 km from the middle of the area, began a volume at 12:32 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 9, 8:00 AM CDT | FLASH FLOOD | Lake Washington, MS | WATER COVERED SEVERAL RDS AROUND LAKE WASHINGTON. MANY FIELDS WERE ALSO FLOODED. CHATHAM MEASURED 3 INCHES IN ONE HOUR WITH SOME TOTALS AROUND THE AREA BETWEEN 4 AND 5 INCHES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 0.5 hours before the alert went out and 135 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
- 911 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 917 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KJAN 091234 FFWJAN ARC017-MSC125-151-091430- /X.NEW.KJAN.FF.W.0004.070709T1229Z-070709T1430Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE JACKSON MS 729 AM CDT MON JUL 9 2007 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHERN WASHINGTON COUNTY IN NORTHWEST MISSISSIPPI... THIS INCLUDES THE CITIES OF...AVON...HOLLANDALE... CHICOT COUNTY IN SOUTHEAST ARKANSAS... NORTHERN SHARKEY COUNTY IN WEST CENTRAL MISSISSIPPI... * UNTIL 930 AM CDT * AT 729 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED VERY HEAVY RAIN FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES NORTHEAST OF CHICOT JUNCTION TO GLEN ALLEN TO NITTA YUMA...MOVING SLOWLY NORTHEAST AT 5 MPH. * THUNDERSTORMS PRODUCING VERY HEAVY RAIN WILL IMPACT AREAS NEAR... PANTHER BURN... AVON... DELTA CITY... WAYSIDE... HOLLANDALE... ESTILL... SINCE 530 AM...THE WARNED AREA HAS RECEIVED BETWEEN 2 AND 4 INCHES OF RAIN. THUNDERSTORMS ARE CONTINUING TO DEVELOP OVER THE SAME AREAS AND WILL PRODUCE ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES THROUGH 930 AM. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN. 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. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. LAT...LON 3322 9140 3294 9083 3312 9068 3344 9117 $$ CME
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 11:36 AM CDT | Severe Thunderstorm Warning | JAN | Neshoba, Newton, Scott | 39 min |
| Jul 9, 2:42 PM CDT | Severe Thunderstorm Warning | JAN | Warren | 63 min |
| Jul 9, 3:41 PM CDT | Severe Thunderstorm Warning | JAN | Madison | 49 min |
| Jul 9, 4:02 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Rankin | 43 min |
| Jul 9, 4:11 PM CDT | Severe Thunderstorm Warning | JAN | Lauderdale, Newton | 49 min |
| Jul 9, 3:05 PM CDT | Severe Thunderstorm Warning | JAN | Chicot | 25 min |
| Jul 9, 4:26 PM CDT | Flash Flood Warning | JAN | Ashley | 2 hr |
Nearby
Flash Flood Warnings in Mississippi, 2007Flash Flood Warnings in Arkansas, 2007Every flash flood warning in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.