Alert archive / Mississippi / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 227, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Apr 2, 2000, 6:17 PM CDT for Simpson County, Smith County, Mississippi. It was in force for 43 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 2, 2000, 6:17 PM CDT (23:17 UTC)
- Expired
- Apr 2, 2000, 7:00 PM CDT
- In force
- 43 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Simpson County, MS, Smith County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 2, 6:57 PM CDT | Hail 1 | Magee, MS |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 2, 3:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 11.3 hours before the alert went out and 52 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
- 606 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 682 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 258 m²/s²
- 0-3 km storm-relative helicity
- 230 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
932 WUUS54 KJAN 022317 SVRJAN MSC127-129-030000- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 617 PM CDT SUN APR 2 2000 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SMITH COUNTY IN CENTRAL MISSISSIPPI EASTERN SIMPSON COUNTY IN CENTRAL MISSISSIPPI * UNTIL 700 PM CDT * AT 617 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER MAGEE...MOVING NORTHEAST AT 40 MPH. * THE SEVERE THUNDERSTORM WILL BE... NEAR RALEIGH AT 635 PM CDT A TORNADO WATCH IS ALSO IN EFFECT. TORNADOES CAN DEVELOP SUDDENLY FROM SEVERE THUNDERSTORMS. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH... DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. 62
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Jackson, MS wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 2, 3:15 PM CDT, 3 hours 2 minutes earlier.
Area forecast discussion, Apr 2, 3:15 PM CDT, 3 hours 2 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSON MS 315 PM CDT SUN APR 2 2000 WILL KEEP FLOOD WATCH IN SAME AREA...BUT CHANGE WORDING FROM "FLASH FLOOD" TO "FLOOD". MOST RIVERS ARE AT OR APPROACHING FLOOD STAGE AND MORE RAIN ON THE WAY TONIGHT AND MONDAY. THANKS KMEG FOR COORDINATION ON THIS POINT. HEAVY RAIN AXIS LIKELY TO BE OVER WEST CENTRAL...NORTH...AND NORTHEAST CWFA TONIGHT BEFORE SHIFTING TO SOUTHWEST...CENTRAL...AND EAST CENTRAL CWFA MONDAY. SOUTHEAST MAY ESCAPE HEAVIEST RAINS AS BEST DYNAMICS AND DEEPEST MOISTURE NEVER QUITE GET IN PHASE DOWN THERE. TEMPS WILL FALL DRAMATICALLY BEHIND COLD FRONT WHICH WILL ENTER NORTHWEST CWFA MONDAY MORNING AND EXIT THE SOUTHEAST CWFA MONDAY EVENING. WEDNESDAY MORNING WILL BE THE COLDEST MORNING AS SURFACE RIDGE AXIS CUTS THROUGH THE CWFA AND DRY AIR/CLEAR SKIES ALLOW FOR GOOD RADIATIONAL COOLING. QPF DISCUSSION: WILL FOLLOW AVN LOCATION OF HEAVY PRECIP AXIS AS IT HAS BEEN VERIFYING BEST WITH THIS SYSTEM. CUT BACK AMOUNTS JUST A LITTLE. EXTENDED...MRF AND NOGAPS AGREE NEXT CHANCE OF PRECIP FRIDAY NIGHT OR SATURDAY. YES...THE WEEKEND AGAIN. FOR NOW WILL KEEP FRIDAY DRY AND HOPE ALL THE RAIN FROM THIS WEEKEND HAS A FEW DAYS TO FIND ITS WAY TO THE GULF BEFORE THE NEXT ROUND. .JAN... MS...FLOOD WATCH THROUGH TONIGHT MSZ018-019-025>062. AR...FLOOD WATCH THROUGH TONIGHT ARZ074-075. LA...FLOOD WATCH THROUGH TONIGHTL LAZ007>009-015-016-023>026. 06
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 6:36 PM CST | Severe Thunderstorm Warning | JAN | Humphreys, Leflore | 39 min |
| Apr 1, 6:53 PM CST | Tornado Warning | JAN | Holmes | 37 min |
| Apr 1, 10:36 PM CST | Severe Thunderstorm Warning | JAN | Carroll, Leflore | 29 min |
| Apr 1, 10:44 PM CST | Flash Flood Warning | JAN | Grenada | 4 hr |
| Apr 1, 11:05 PM CST | Severe Thunderstorm Warning | JAN | Montgomery | 25 min |
| Apr 1, 11:26 PM CST | Flash Flood Warning | JAN | Carroll, Leflore | 4 hr |
| Apr 1, 11:33 PM CST | Severe Thunderstorm Warning | JAN | Washington | 27 min |
| Apr 2, 7:08 AM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey | 37 min |
| Apr 2, 7:29 AM CDT | Severe Thunderstorm Warning | JAN | Holmes, Yazoo | 31 min |
| Apr 2, 7:41 AM CDT | Severe Thunderstorm Warning | JAN | Madison | 34 min |
| Apr 2, 9:40 AM CDT | Flash Flood Warning | JAN | Holmes | 110 min |
| Apr 2, 4:02 PM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Warren | 43 min |
| Apr 2, 4:31 PM CDT | Severe Thunderstorm Warning | JAN | Yazoo | 44 min |
| Apr 2, 4:47 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson | 28 min |
| Apr 2, 5:09 PM CDT | Severe Thunderstorm Warning | JAN | Madison | 36 min |
| Apr 2, 5:15 PM CDT | Tornado Warning | JAN | Madison, Rankin | 30 min |
| Apr 2, 5:24 PM CDT | Severe Thunderstorm Warning | JAN | Claiborne | 36 min |
| Apr 2, 5:34 PM CDT | Tornado Warning | JAN | Leake, Scott | 26 min |
| Apr 2, 5:45 PM CDT | Severe Thunderstorm Warning | JAN | Madison | 45 min |
| Apr 2, 5:52 PM CDT | Severe Thunderstorm Warning | JAN | Warren | 38 min |
| Apr 2, 5:55 PM CDT | Severe Thunderstorm Warning | JAN | Attala | 50 min |
| Apr 2, 5:58 PM CDT | Tornado Warning | JAN | Leake | 47 min |
| Apr 2, 6:02 PM CDT | Severe Thunderstorm Warning | JAN | Newton, Scott | 43 min |
| Apr 2, 6:04 PM CDT | Severe Thunderstorm Warning | JAN | Hinds | 41 min |
| Apr 2, 6:13 PM CDT | Tornado Warning | JAN | Neshoba | 47 min |
| Apr 2, 6:30 PM CDT | Severe Thunderstorm Warning | JAN | Madison | 45 min |
| Apr 2, 6:34 PM CDT | Tornado Warning | JAN | Newton | 26 min |
| Apr 2, 6:41 PM CDT | Flash Flood Warning | JAN | Adams, Jefferson | 2 hr |
| Apr 2, 6:45 PM CDT | Severe Thunderstorm Warning | JAN | Rankin | 60 min |
| Apr 2, 6:50 PM CDT | Tornado Warning | JAN | Kemper, Noxubee, Winston | 40 min |
| Apr 2, 6:53 PM CDT | Severe Thunderstorm Warning | JAN | Claiborne | 37 min |
| Apr 2, 6:55 PM CDT | Severe Thunderstorm Warning | JAN | Hinds | 20 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2000Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.