Alert archive / Mississippi / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 21, NWS New Orleans, LA
NWS New Orleans, LA issued this severe thunderstorm warning at Mar 9, 2011, 7:06 AM CST for Harrison County, Jackson County, Mississippi. It was in force for 54 min. 19 reports 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
- Mar 9, 2011, 7:06 AM CST (13:06 UTC)
- Expired
- Mar 9, 2011, 8:00 AM CST
- In force
- 54 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
Counties Harrison County, MS, Jackson County, MS
The radar
The Mobile radar (KMOB), 75 km from the middle of the area, began a volume at 13:05 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 |
|---|---|---|---|
| Mar 9, 7:25 AM CST | TORNADO 1 | 6 N Long Beach, MS | TORNADO TOUCHED DOWN ALONG LANDON ROAD. ONE HOUSE HAD PORTION OF ROOF REMOVED...STORAGE BUILDING AND AWNING DESTROYED. SEVERAL TREES BLOWN DOWN AND LARGE BRANCHES SNAPPED. DAMAGE PATH APPROXIMATELY 1 MILE AND WIDTH 30 YARDS. TORNADO RATED AS EF1. |
| Mar 9, 7:30 AM CST | TSTM WND DMG | 4 Nne Gulfport, MS | THUNDERSTORM WIND GUSTS DAMAGED SEVERAL HOUSES IN TURNBERRY SUBDIVISION.3 HOMES WITH ROOF DAMAGE...16 HOMES WITH MINOR WIND DAMAGE IN TURN BERRY SUBDIVISION. SIDING PULLED OFF SOME HOUSES. |
| Mar 9, 7:30 AM CST | TORNADO 1 | 2 N Biloxi, MS | TORNADO TOUCHED DONW IN NEAR CEDAR LAKE ROAD DAMAGING SEVERAL MOBILE HOMES. ONE MOBILE HOME WAS ROLLED AND DESTROYED WITH MINOR TO MODEATE TO SEVERAL OTHER MOBILE HOMES. SEVERAL LARGE LIMBS SNAPPED.PATH LENGTH 0.25 MILES PATH WIDTH 30 YARDS. TORNADO RATED AS U |
| Mar 9, 7:34 AM CST | TSTM WND DMG | 5 N Long Beach, MS | WIND DAMAGE TO RESIDENCES IN LANDON LAKES ESTATES OFF OF LANDON ROAD. ONE SHED LOST ROOF. |
| Mar 9, 7:34 AM CST | TSTM WND DMG | 5 W Gulfport, MS | ROOF DAMAGE...TREE ON ROOF...AND STRUCTURE DAMAGE ALONG ALLEN ROAD IN WEST GULFPORT |
| Mar 9, 7:34 AM CST | TORNADO 1 | 6 N Long Beach, MS | TORNADO TOUCHED DOWN ALONG LANDON ROAD. ONE HOUSE HAD PORTION OF ROOF REMOVED...STORAGE BUILDING AND AWNING DESTROYED. SEVERAL TREES BLOWN DOWN AND LARGE BRANCHES SNAPPED. DAMAGE PATH APPROXIMATELY 1 MILE AND WIDTH 30 YARDS. TORNADO RATED AS EF1. |
| Mar 9, 7:38 AM CST | TSTM WND DMG | 4 Nne Gulfport, MS | THUNDERSTORM WIND GUSTS DAMAGED SEVERAL HOUSES IN TURNBERRY SUBDIVISION. 3 HOMES WITH ROOF DAMAGE...16 HOMES WITH MINOR WIND DAMAGE IN TURN BERRY SUBDIVISION. SIDING PULLED OFF SOME HOUSES. |
| Mar 9, 7:38 AM CST | TSTM WND DMG | 5 Nnw Gulfport, MS | WORK TRAILER FLIPPED OVER ON LANDON ROAD...POSSIBLE TORNADO. |
| Mar 9, 7:40 AM CST | TSTM WND DMG | 4 N Gulfport, MS | ... |
| Mar 9, 7:43 AM CST | TSTM WND DMG | 4 N Gulfport, MS | 3 HOMES WITH ROOF DAMAGE...16 HOMES WITH MINOR WIND DAMAGE IN TURN BERRY SUBDIVISION...POSSIBLE TORNADO. |
| Mar 9, 7:43 AM CST | TSTM WND DMG | 9 N Gulfport, MS | TREE ON ROOF OF CAR ALONG SOUTH SWAN RD. |
| Mar 9, 7:45 AM CST | TSTM WND DMG | 5 Ne Gulfport, MS | SIGN OF CAPTIAN ALIS RESTAURANT BLOWN DOWN AND POWER POLE BLOWN DOWN ALONG STATE ROUTE 605 AND DEDEAUX ROAD. |
| Mar 9, 7:45 AM CST | TSTM WND GST 49 | Biloxi, MS | WLOX-13 TV METEOROLOGIST MEASURED WIND AT STATION ON DEBUYS ROAD. DELAYED REPORT. TIME ESTIMATED. |
| Mar 9, 7:47 AM CST | TSTM WND DMG | 2 N Biloxi, MS | ALONG CEDAR PALE ROAD AND POPPS FERRY ROAD IN BILOXI 22 TRAILERS WITH WIND DAMAGE AND ONE TRAILER DESTROYED...POSSIBLE TORNADO. |
| Mar 9, 7:47 AM CST | TSTM WND DMG | 5 Nne Biloxi, MS | TREES DOWN ON LICKSKILLET ROAD NORTH OF DIBERVILLE. |
| Mar 9, 7:47 AM CST | TSTM WND DMG | 5 Nw Biloxi, MS | TREES BLOWN DOWN ON OAKLAWN ROAD NORTHWEST OF BILOXI |
| Mar 9, 7:47 AM CST | TORNADO 1 | 2 N Biloxi, MS | TORNADO TOUCHED DONW NEAR CEDAR LAKE ROAD AND POPPS FERRY ROAD DAMAGING SEVERAL MOBILE HOMES. ONE MOBILE HOME WAS ROLLED AND DESTROYED WITH MINOR TO MODERATE DAMAGE TO SEVERAL OTHER MOBILE HOMES. SEVERAL LARGE LIMBS SNAPPED. PATH LENGTH 0.25 MILES PATH WIDTH 3 |
| Mar 9, 7:50 AM CST | TSTM WND DMG | Long Beach, MS | DAMAGE IN LANDON LAKES SUBDIVISION NORTH OF LONG BEACH. POSSIBLE TORNADO... ROOF OF SHED AND TREES DOWN. |
| Mar 9, 8:10 AM CST | TSTM WND DMG | Biloxi, MS | POSSIBLE TORNADO ON CEDAR LAKE ROAD NORTH OF I-10. TRAILER PARK HAS DAMAGE INCLUDING TRAILERS TIPPED OVER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 9, 2:39 AM CST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 1.1 hours before the alert went out and 74 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
- 1220 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 456 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 499 m²/s²
- 0-3 km storm-relative helicity
- 571 m²/s²
- Significant tornado parameter
- 4.3
- Supercell composite
- 19.4
The text
As transmitted, in the capitals the NWS used until 2016.
234
WUUS54 KLIX 091306
SVRLIX
MSC047-059-091400-
/O.NEW.KLIX.SV.W.0021.110309T1306Z-110309T1400Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
706 AM CST WED MAR 9 2011
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
HARRISON COUNTY IN SOUTHERN MISSISSIPPI...
THIS INCLUDES THE CITIES OF...LONG BEACH...GULFPORT...BILOXI...
SOUTHWESTERN JACKSON COUNTY IN SOUTHERN MISSISSIPPI...
THIS INCLUDES THE CITIES OF...ST. MARTIN...OCEAN SPRINGS...
* UNTIL 800 AM CST
* AT 701 AM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM 25 MILES WEST OF LYMAN TO 27 MILES SOUTHWEST OF LONG BEACH...
OR ALONG A LINE EXTENDING FROM 7 MILES EAST OF PICAYUNE TO 13 MILES
SOUTHWEST OF WAVELAND...AND MOVING EAST AT 60 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GULF
PARK ESTATES
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM CST WEDNESDAY MORNING
FOR SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
&&
LAT...LON 3034 8869 3034 8874 3041 8883 3040 8884
3036 8878 3035 8880 3039 8887 3039 8899
3033 8915 3033 8929 3037 8928 3037 8933
3057 8933 3061 8867
TIME...MOT...LOC 1306Z 269DEG 52KT 3052 8947 3019 8949
$$The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 8, 8:33 PM CST | River Flood Warning | LIX | Harrison | 61 hr |
| Mar 8, 8:40 PM CST | River Flood Warning | LIX | Harrison | 46 hr |
| Mar 8, 8:50 PM CST | River Flood Warning | LIX | Harrison | 24 hr |
| Mar 8, 10:12 PM CST | River Flood Warning | LIX | Pike | 23 hr |
| Mar 9, 12:06 AM CST | River Flood Warning | LIX | Jackson | 12 days |
| Mar 9, 3:48 AM CST | Tornado Warning | LIX | Amite, Pike, Walthall | 27 min |
| Mar 9, 5:10 AM CST | Tornado Warning | LIX | Hancock, Pearl River | 50 min |
| Mar 9, 5:23 AM CST | Tornado Warning | LIX | Pike, Walthall | 37 min |
| Mar 9, 5:45 AM CST | Tornado Warning | LIX | Hancock, Pearl River | 45 min |
| Mar 9, 5:56 AM CST | Tornado Warning | LIX | Hancock, Pearl River | 34 min |
| Mar 9, 6:35 AM CST | Tornado Warning | LIX | Hancock, Pearl River | 55 min |
| Mar 9, 6:42 AM CST | Severe Thunderstorm Warning | LIX | Hancock, Harrison, Jackson | 63 min |
| Mar 9, 7:24 AM CST | Tornado Warning | LIX | Hancock, Harrison, Jackson | 66 min |
| Mar 9, 7:42 AM CST | Flash Flood Warning | LIX | Hancock, Harrison | 2 hr |
| Mar 9, 8:34 AM CST | Flash Flood Warning | LIX | Jackson | 2 hr |
| Mar 9, 8:48 AM CST | Severe Thunderstorm Warning | LIX | Jackson | 27 min |
| Mar 9, 9:20 AM CST | Severe Thunderstorm Warning | LIX | Jackson | 25 min |
| Mar 9, 12:05 PM CST | River Flood Warning | LIX | Pike, Walthall | 58 hr |
| Mar 9, 5:28 PM CST | River Flood Warning | LIX | Pearl River | 3 hr |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2011Every severe thunderstorm warning in 2011
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.