Alert archive / Louisiana / Winter Storm Warnings in 2011
Winter Storm Warning 1, NWS New Orleans, LA
NWS New Orleans, LA issued this winter storm warning at Feb 3, 2011, 3:53 AM CST for 4 counties in Mississippi; 7 parishes in Louisiana. It took effect at Feb 3, 2011, 9:00 AM CST. It was in force for 26 hr. 18 reports 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
- Feb 3, 2011, 3:53 AM CST (09:53 UTC)
- In effect from
- Feb 3, 2011, 9:00 AM CST
- Expired
- Feb 4, 2011, 11:00 AM CST
- In force
- 26 hr
- Issued by
- NWS New Orleans, LA
Counties East Baton Rouge Parish, LA, East Feliciana Parish, LA, Iberville Parish, LA, Pointe Coupee Parish, LA, Saint Helena Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA, Amite County, MS, Pike County, MS, Walthall County, MS, Wilkinson County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 3, 9:53 AM CST | FREEZING RAIN 0 | Baton Rouge, LA | UNKOWN PRECIP BEING RECORDED BY BATON ROUGE ASOS. |
| Feb 3, 9:59 AM CST | FREEZING RAIN 0 | Mccomb, MS | BRIDGES ARE BEGINNING TO ICE OVER IN PIKE COUNTY. |
| Feb 3, 10:15 AM CST | FREEZING RAIN 0 | Liberty, MS | BRIDGES STARTING TO ICE OVER IN AMITE COUNTY DUE TO FREEZING RAIN. |
| Feb 3, 12:10 PM CST | FREEZING RAIN 0 | Jackson, LA | ICE STARTING TO ACCUMULATE ON ELEVATED OBJECTS BUT NO ROAD IMPACTS AS OF YET. |
| Feb 3, 12:25 PM CST | FREEZING RAIN 0 | St. Francisville, LA | LIGHT GLAZE ON TREES AND POWER LINES IN ST FRANCISVILLE. |
| Feb 3, 12:45 PM CST | FREEZING RAIN 0 | New Roads, LA | OBJECTS STARTING TO ICE OVER AROUND NEW ROADS. |
| Feb 3, 12:50 PM CST | FREEZING RAIN 0 | 11 W Livonia, LA | US 190 BRIDGE AT KROTZ SPRINGS CROSSING POINTE COUPEE AND ST LANDRY PARISHES ICING UP. |
| Feb 3, 3:59 PM CST | FREEZING RAIN 0 | Batchelor, LA | LIGHT ICING STILL OCCURRING ON CARS/TREES. VERY LIGHT ICING ON BRIDGES. |
| Feb 3, 3:59 PM CST | FREEZING RAIN 0 | Centreville, MS | LIGHT ICING STILL OCCURRING ON BRIDGES. ICE ACCUMULATING ON CARS AND OTHER METAL OBJECTS. |
| Feb 3, 3:59 PM CST | FREEZING RAIN 0 | Liberty, MS | LIGHT ICING CONTINUES TO IMPACT BRIDGES IN LIBERTY AND GLOSTER. ICE BEGINNING TO ACCUMULATE ON POWER LINES AND TREES. |
| Feb 3, 3:59 PM CST | FREEZING RAIN 0 | Mccomb, MS | HWY 98 BRIDGE CLOSED IN MCCOMB DUE TO ICE. ICE ACCUMULATING ON CARS AND OTHER METAL OBJECTS. ACCUMULATION BEGINNING TO BE SEEN ON TREES AND POWER LINES. |
| Feb 3, 3:59 PM CST | FREEZING RAIN 0 | St. Francisville, LA | PARISH-WIDE...LIGHT ICING ON CARS...GUARDRAILS...AND OTHER METAL OBJECTS. NO BRIDGE OR OTHER ROADWAY ISSUES AT THIS TIME. |
| Feb 3, 6:00 PM CST | FREEZING RAIN 0 | Tylertown, MS | ICING ON BRIDGES IN THE COUNTY RESULTED IN 7 AUTO ACCIDENTS. |
| Feb 4, 1:00 AM CST | FREEZING RAIN 0 | Ramah, LA | ICING ON INTERSTATE 10 NEAR RAMAH LED TO A MULTI-CAR TRAFFIC ACCIDENT THAT TEMPORARILY CLOSED THE INTERSTATE. LIGHT ICING WAS ALSO OBSERVED ON BRIDGES IN GROSSE TETE. |
| Feb 4, 3:00 AM CST | FREEZING RAIN 0.25 | Liberty, MS | ESTIMATED QUARTER INCH OF ICE ACCUMULATED OVER NIGHT COUNTY WIDE. ICING OBSERVED ON SEVERAL BRIDGES ACROSS THE COUNTY WITH 7 AUTO ACCIDENTS REPORTED DUE TO ICY ROADS. |
| Feb 4, 3:00 AM CST | FREEZING RAIN 0.25 | N Morganza, LA | ESTIMATED 1/4 INCH OF ICE ACCUMULATED OVER NIGHT NORTH OF THE MORGANZA SPILLWAY. A COUPLE SMALL TREES AND TREETOPS DOWN IN THAT AREA...BUT NO POWER OUTAGES. TEMPORARY BRIDGE CLOSINGS DURING THE MORNING HOURS DUE TO ICING. |
| Feb 4, 3:00 AM CST | FREEZING RAIN 0.25 | Slaughter, LA | ESTIMATED 1/4 INCH OF ICE ACCUMULATED OVER NIGHT. HWY 19 BRIDGES IN SLAUGHTER WERE TEMPORARILY CLOSED DUE TO ICE DURING THE MORNING HOURS. 1/4 INCH OF ICE ACCUMULATED ON CARS AND OTHER METAL OBJECTS. |
| Feb 4, 3:00 AM CST | FREEZING RAIN 0.25 | Woodville, MS | ESTIMATED 1/4 TO 1/2 INCH OF ICE ACCUMULATED OVER NIGHT CAUSING POWER OUTAGES IN TWO DIFFERENT PARTS OF THE COUNTY. SEVERAL TREE BRANCHES DOWN BETWEEN POND AND PICKNEYVILLE. APPX 6 CARS SKIDDED OFF HWY 61 NORTH OF WOODVILLE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 9.9 hours before the alert went out and 142 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1589 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 241 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
941 WWUS44 KLIX 030953 WSWLIX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 353 AM CST THU FEB 3 2011 ...WINTER PRECIPITATION HEADING TO THE CENTRAL GULF COAST... .ARCTIC AIR REMAINS IN PLACE. AN APPROACHING STORM SYSTEM WILL BRING AN INCREASE IN MOISTURE OVER THE COLD DOME OF AIR WHICH WILL RESULT IN MIXED PRECIPITATION. THE WINTRY MIX WILL CAUSE SOME MINOR ICING OF ELEVATED ROADS AND BRIDGES ACROSS SOME SECTIONS OF THE NORTHSHORE...AND SOUTHWEST MISSISSIPPI. FARTHER INLAND...MORE PERSISTENT COLDER TEMPERATURES MAY SUPPORT ACCUMULATIONS OF FREEZING RAIN ALONG WITH SOME SLEET ACROSS METRO BATON ROUGE TO TYLERTOWN AND NORTHWESET INTO SOUTHWEST MISSISSIPPI BY THIS EVENING INTO EARLY FRIDAY MORNING. LAZ034>037-046>048-MSZ068>071-031800- /O.UPG.KLIX.WS.A.0002.110203T1200Z-110204T1200Z/ /O.NEW.KLIX.WS.W.0001.110203T1500Z-110204T1500Z/ /O.EXB.KLIX.WW.Y.0002.110203T1200Z-110203T1500Z/ POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-IBERVILLE- WEST BATON ROUGE-EAST BATON ROUGE-WILKINSON-AMITE-PIKE-WALTHALL- INCLUDING THE CITIES OF...NEW ROADS...LIVONIA... ST. FRANCISVILLE...JACKSON...CLINTON...GREENSBURG...MONTPELIER... PLAQUEMINE...WHITE CASTLE...PORT ALLEN...ADDIS...BRUSLY... BATON ROUGE...CENTREVILLE...WOODVILLE...GLOSTER...LIBERTY... CROSBY...MCCOMB...TYLERTOWN 353 AM CST THU FEB 3 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING... ...WINTER STORM WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 AM CST FRIDAY... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A WINTER STORM WARNING FOR FREEZING RAIN AND SLEET...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 9 AM CST FRIDAY. A WINTER WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS WINTER WEATHER ADVISORY FOR LIGHT FREEZING RAIN AND LIGHT SLEET IS IN EFFECT UNTIL 9 AM CST THIS MORNING. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A MIXTURE OF RAIN...FREEZING RAIN AND SLEET WAS DEVELOPING ACROSS PORTIONS OF EAST-CENTRAL LOUISIANA THIS MORNING. THE PRECIPITATION IS EXPECTED TO EXPAND IN COVERAGE AND INTENSITY WHILE TEMPERATURES HOVER AROUND THE FREEZING MARK. UP TO A HALF INCH OF ICE AND SLEET ACCUMULATION IS POSSIBLE...ESPECIALLY ON ELEVATED SURFACES. WHERE THE HIGHEST ICE ACCUMULATIONS OCCUR...SOME POWER OUTAGES MAY OCCUR AS ICE ACCUMULATES ON TREES AND POWERLINES. TRAVEL WILL ALSO LIKELY BECOME HAZARDOUS. SLIGHTLY WARMER AIR IS ANTICIPATED TO MOVE IN FROM THE SOUTHEAST FRIDAY MORNING...AND GRADUALLY BRING AN IMPROVEMENT TO CONDITIONS BETWEEN 2 AND 7 AM. TEMPERATURES SHOULD BE SLIGHTLY ABOVE FREEZING BY 8 AM FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MSZ077-031500- /O.UPG.KLIX.WS.A.0002.110203T1200Z-110204T1200Z/ /O.EXB.KLIX.WW.Y.0002.110203T1200Z-110203T1500Z/ PEARL RIVER- INCLUDING THE CITY OF...PICAYUNE 353 AM CST THU FEB 3 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A WINTER WEATHER ADVISORY FOR SLEET...WHICH IS IN EFFECT UNTIL 9 AM CST THIS MORNING. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A FEW SHOWERS OF LIGHT SLEET IS EXPECTED TO MOVE ACROSS THE ADVISORY AREA BUT TEMPERATURES ARE ABOVE FREEZING AT THE SURFACE. NO ACCUMULATIONS ARE EXPECTED AND THE SLEET IS EXPECTED TO TRANSITION TO A COLD RAIN DURING THE MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ LAZ038-039-049-050-031800- /O.UPG.KLIX.WS.A.0002.110203T1200Z-110204T1200Z/ /O.EXA.KLIX.WW.Y.0002.110203T1200Z-110203T1800Z/ TANGIPAHOA-WASHINGTON-ASCENSION-LIVINGSTON- INCLUDING THE CITIES OF...HAMMOND...PONCHATOULA...BOGALUSA... FRANKLINTON...GONZALES...DONALDSONVILLE...DENHAM SPRINGS...WALKER 353 AM CST THU FEB 3 2011 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON CST TODAY... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A WINTER WEATHER ADVISORY FOR SLEET...WHICH IS IN EFFECT UNTIL NOON CST TODAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SOME SLEET MAY FALL AT TIMES BEFORE TRANSITIONING OVER TO A COLD RAIN FOR THE REMAINDER OF THE DAY. NO ACCUMULATIONS ARE EXPECTED DUE TO TEMPERATURES ABOVE FREEZING AT THE SURFACE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ LAZ058>065-MSZ080>082-031500- /O.EXT.KLIX.WW.Y.0002.110203T1200Z-110203T1500Z/ ST. JOHN THE BAPTIST-UPPER LAFOURCHE-ST. CHARLES-UPPER JEFFERSON- ORLEANS-UPPER PLAQUEMINES-UPPER ST. BERNARD-UPPER TERREBONNE- HANCOCK-HARRISON-JACKSON- INCLUDING THE CITIES OF...LAPLACE...RESERVE...THIBODAUX... RACELAND...LAROSE...DESTREHAN...NORCO...METAIRIE...KENNER... NEW ORLEANS...BELLE CHASSE...CHALMETTE...VIOLET...HOUMA... BAYOU CANE...BAY ST. LOUIS...WAVELAND...DIAMONDHEAD...GULFPORT... BILOXI...PASCAGOULA...OCEAN SPRINGS...MOSS POINT...GAUTIER... ST. MARTIN 353 AM CST THU FEB 3 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 9 AM CST THIS MORNING... A MIXTURE OF LIGHT RAIN MAY MIX AT TIMES WITH SLEET. TEMPERATURES ARE ALREADY ABOVE FREEZING AND WILL CONTINUE TO WARM SLOWLY INTO THE UPPER 30S AND LOWER 40S TO NOT ALLOW FOR ANY ACCUMULATIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ LAZ040-056-057-031800- /O.CON.KLIX.WW.Y.0002.110203T1200Z-110203T1800Z/ ST. TAMMANY-ASSUMPTION-ST. JAMES- INCLUDING THE CITIES OF...SLIDELL...MANDEVILLE...COVINGTON... LACOMBE...PIERRE PART...LABADIEVILLE...PAINCOURTVILLE...LUTCHER... GRAMERCY 353 AM CST THU FEB 3 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY... A MIXTURE OF LIGHT RAIN AND LIGHT SLEET WILL DEVELOP THIS MORNING BEFORE TRANSITIONING TO A COLD RAIN FOR THE REMAINDER OF THE DAY. NO ACCUMULATIONS ARE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ 24/RR
6 follow-up statements
526 WWUS44 KLIX 031539 WSWLIX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 939 AM CST THU FEB 3 2011 ...ICING CONDITIONS EXPECTED TO WORSEN TODAY AND TONIGHT... .ARCTIC AIR REMAINS IN PLACE. AN APPROACHING STORM SYSTEM WILL BRING AN INCREASE IN MOISTURE OVER THE COLD DOME OF AIR WHICH WILL RESULT IN A MIX OF MOSTLY RAIN OR FREEZING RAIN...AND POSSIBLY SOME SLEET. THE FREEZING RAIN WILL CAUSE ACCUMULATIONS OF ICE ON ELEVATED SURFACES AND OBJECTS...INCLUDING ELEVATED ROADWAYS. LAZ038>040-049-050-056-057-032200- /O.CAN.KLIX.WW.Y.0002.000000T0000Z-110203T1800Z/ /O.NEW.KLIX.ZR.Y.0001.110203T1539Z-110203T2200Z/ TANGIPAHOA-WASHINGTON-ST. TAMMANY-ASCENSION-LIVINGSTON-ASSUMPTION- ST. JAMES- INCLUDING THE CITIES OF...HAMMOND...PONCHATOULA...BOGALUSA... FRANKLINTON...SLIDELL...MANDEVILLE...COVINGTON...LACOMBE... GONZALES...DONALDSONVILLE...DENHAM SPRINGS...WALKER... PIERRE PART...LABADIEVILLE...PAINCOURTVILLE...LUTCHER...GRAMERCY 939 AM CST THU FEB 3 2011 ...FREEZING RAIN ADVISORY IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A FREEZING RAIN ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM CST THIS AFTERNOON. THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. TEMPERATURES WILL HOVER NEAR TO JUST BELOW FREEZING THROUGH MOST OF THE AFTERNOON. PRECIPITATION FALLING MAINLY IN THE FORM OF RAIN AND DRIZZLE WILL FREEZE ON CONTACT WITH ELEVATED SURFACES AND OBJECTS...INCLUDING BRIDGES AND OVERPASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS DUE TO ICING. SLOW DOWN AND USE CAUTION WHILE DRIVING. && $$ LAZ034>037-046>048-MSZ068>071-032345- /O.CON.KLIX.WS.W.0001.000000T0000Z-110204T1500Z/ POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-IBERVILLE- WEST BATON ROUGE-EAST BATON ROUGE-WILKINSON-AMITE-PIKE-WALTHALL- INCLUDING THE CITIES OF...NEW ROADS...LIVONIA... ST. FRANCISVILLE...JACKSON...CLINTON...GREENSBURG...MONTPELIER... PLAQUEMINE...WHITE CASTLE...PORT ALLEN...ADDIS...BRUSLY... BATON ROUGE...CENTREVILLE...WOODVILLE...GLOSTER...LIBERTY... CROSBY...MCCOMB...TYLERTOWN 939 AM CST THU FEB 3 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY... ...WINTER WEATHER ADVISORY HAS EXPIRED... THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY. AREAS OF LIGHT FREEZING RAIN...POSSIBLY MIXED WITH SOME SLEET...WILL BECOME MORE STEADY AND GRADUALLY INCREASE IN INTENSITY THROUGH THE DAY AND EVENING HOURS. TEMPERATURES WILL REMAIN NEAR OR BELOW FREEZING MOST OF TODAY AND TONIGHT. UP TO A HALF INCH OF ICE ACCUMULATION IS POSSIBLE...ESPECIALLY ON ELEVATED OBJECTS AND SURFACES INCLUDING TREES...POWERLINES...BRIDGES...AND OVERPASSES. WHERE THE HIGHEST ICE ACCUMULATIONS OCCUR...SOME POWER OUTAGES MAY OCCUR AS ICE ACCUMULATES ON TREES AND POWERLINES. TRAVEL WILL ALSO LIKELY BECOME HAZARDOUS. SLIGHTLY WARMER AIR IS ANTICIPATED TO MOVE IN FROM THE SOUTHEAST FRIDAY MORNING...AND GRADUALLY BRING AN IMPROVEMENT TO CONDITIONS BETWEEN 2 AND 7 AM. TEMPERATURES SHOULD BE SLIGHTLY ABOVE FREEZING BY 8 AM FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ MSZ077-032200- /O.NEW.KLIX.ZR.Y.0001.110203T1539Z-110203T2200Z/ PEARL RIVER- INCLUDING THE CITY OF...PICAYUNE 939 AM CST THU FEB 3 2011 ...FREEZING RAIN ADVISORY IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A FREEZING RAIN ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM CST THIS AFTERNOON. TEMPERATURES WILL HOVER NEAR TO JUST BELOW FREEZING THROUGH MOST OF THE AFTERNOON. PRECIPITATION FALLING MAINLY IN THE FORM OF RAIN AND DRIZZLE WILL FREEZE ON CONTACT WITH ELEVATED SURFACES AND OBJECTS...INCLUDING BRIDGES AND OVERPASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS DUE TO ICING. SLOW DOWN AND USE CAUTION WHILE DRIVING. && $$ 22/TD
516 WWUS44 KLIX 032133 WSWLIX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 333 PM CST THU FEB 3 2011 ...ICING CONDITIONS EXPECTED TO WORSEN TONIGHT... .ARCTIC AIR REMAINS IN PLACE. AN APPROACHING STORM SYSTEM WILL BRING AN INCREASE IN MOISTURE OVER THE COLD DOME OF AIR WHICH WILL RESULT IN WIDESPREAD FREEZING RAIN...AND POSSIBLY SOME SLEET. THE FREEZING RAIN WILL CAUSE ACCUMULATIONS OF ICE ON ELEVATED SURFACES AND OBJECTS...INCLUDING ELEVATED ROADWAYS. LAZ056-057-032245- /O.CAN.KLIX.ZR.Y.0001.000000T0000Z-110203T2200Z/ ASSUMPTION-ST. JAMES- INCLUDING THE CITIES OF...PIERRE PART...LABADIEVILLE... PAINCOURTVILLE...LUTCHER...GRAMERCY 333 PM CST THU FEB 3 2011 ...FREEZING RAIN ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS CANCELLED THE FREEZING RAIN ADVISORY ACROSS ASSUMPTION AND SAINT JAMES PARISHES. TEMPERATURES ARE EXPECTED TO REMAIN JUST ABOVE FREEZING TONIGHT. SOME FREEZING RAIN COULD OCCUR IN A FEW LOCATIONS TONIGHT...BUT ROADS ARE EXPECTED TO REMAIN ICE FREE THROUGH FRIDAY MORNING. $$ LAZ034>037-046>048-MSZ068>071-040545- /O.CON.KLIX.WS.W.0001.000000T0000Z-110204T1500Z/ POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-IBERVILLE- WEST BATON ROUGE-EAST BATON ROUGE-WILKINSON-AMITE-PIKE-WALTHALL- INCLUDING THE CITIES OF...NEW ROADS...LIVONIA... ST. FRANCISVILLE...JACKSON...CLINTON...GREENSBURG...MONTPELIER... PLAQUEMINE...WHITE CASTLE...PORT ALLEN...ADDIS...BRUSLY... BATON ROUGE...CENTREVILLE...WOODVILLE...GLOSTER...LIBERTY... CROSBY...MCCOMB...TYLERTOWN 333 PM CST THU FEB 3 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY... A WINTER STORM WARNING FOR FREEZING RAIN REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY. THE WINTER STORM WARNING AREA IS GENERALLY NORTH OF A LINE FROM BAYOU SORREL...TO BATON ROUGE...TO GREENSBURG...TO TYLERTOWN. AREAS OF LIGHT FREEZING RAIN...POSSIBLY MIXED WITH SOME SLEET... WILL BECOME MORE STEADY AND GRADUALLY INCREASE IN INTENSITY DURING THE EVENING AND OVERNIGHT HOURS. TEMPERATURES WILL REMAIN NEAR OR BELOW FREEZING MOST OF TONIGHT. UP TO A HALF INCH OF ICE ACCUMULATION IS POSSIBLE...ESPECIALLY ON ELEVATED OBJECTS AND SURFACES INCLUDING TREES...POWERLINES...BRIDGES...AND OVERPASSES. WHERE THE HIGHEST ICE ACCUMULATIONS OCCUR...SOME POWER OUTAGES MAY OCCUR AS ICE ACCUMULATES ON TREES AND POWERLINES. TRAVEL WILL ALSO LIKELY BECOME HAZARDOUS. SLIGHTLY WARMER AIR IS ANTICIPATED TO MOVE IN FROM THE SOUTHEAST FRIDAY MORNING...AND GRADUALLY BRING AN IMPROVEMENT TO CONDITIONS BETWEEN 6 AND 9 AM. TEMPERATURES SHOULD BE SLIGHTLY ABOVE FREEZING BY 10 AM FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ LAZ038>040-049-050-MSZ077-040545- /O.EXT.KLIX.ZR.Y.0001.000000T0000Z-110204T0900Z/ TANGIPAHOA-WASHINGTON-ST. TAMMANY-ASCENSION-LIVINGSTON- PEARL RIVER- INCLUDING THE CITIES OF...HAMMOND...PONCHATOULA...BOGALUSA... FRANKLINTON...SLIDELL...MANDEVILLE...COVINGTON...LACOMBE... GONZALES...DONALDSONVILLE...DENHAM SPRINGS...WALKER...PICAYUNE 333 PM CST THU FEB 3 2011 ...FREEZING RAIN ADVISORY NOW IN EFFECT UNTIL 3 AM CST FRIDAY... THE FREEZING RAIN ADVISORY IS NOW IN EFFECT UNTIL 3 AM CST FRIDAY. TEMPERATURES WILL HOVER NEAR TO JUST BELOW FREEZING THROUGH MOST OF TONIGHT...MAINLY NORTH OF A LINE FROM DONALDSONVILLE...TO PONCHATOULA...TO POPLARVILLE. PRECIPITATION FALLING MAINLY IN THE FORM OF RAIN AND DRIZZLE WILL FREEZE ON CONTACT WITH ELEVATED SURFACES AND OBJECTS...INCLUDING BRIDGES AND OVERPASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS DUE TO ICING. SLOW DOWN AND USE CAUTION WHILE DRIVING. && $$ 22/TD
011 WWUS44 KLIX 040334 WSWLIX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 934 PM CST THU FEB 3 2011 ...ICING CONDITIONS EXPECTED TO CONTINUE OVERNIGHT... .ARCTIC AIR REMAINS IN PLACE. AN APPROACHING STORM SYSTEM WILL BRING AN INCREASE IN MOISTURE OVER THE COLD DOME OF AIR WHICH WILL RESULT IN FREEZING RAIN...AND POSSIBLY SOME SLEET. THE FREEZING RAIN WILL CAUSE ACCUMULATIONS OF ICE ON ELEVATED SURFACES AND OBJECTS...INCLUDING ELEVATED ROADWAYS OVERNIGHT. LAZ034>037-046>048-MSZ068>071-041100- /O.CON.KLIX.WS.W.0001.000000T0000Z-110204T1500Z/ POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-IBERVILLE- WEST BATON ROUGE-EAST BATON ROUGE-WILKINSON-AMITE-PIKE-WALTHALL- INCLUDING THE CITIES OF...NEW ROADS...LIVONIA... ST. FRANCISVILLE...JACKSON...CLINTON...GREENSBURG...MONTPELIER... PLAQUEMINE...WHITE CASTLE...PORT ALLEN...ADDIS...BRUSLY... BATON ROUGE...CENTREVILLE...WOODVILLE...GLOSTER...LIBERTY... CROSBY...MCCOMB...TYLERTOWN 934 PM CST THU FEB 3 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY... AREAS OF LIGHT FREEZING RAIN...POSSIBLY MIXED WITH SOME SLEET... WILL BECOME MORE STEADY AND GRADUALLY INCREASE IN COVERAGE AFTER MIDNIGHT. TEMPERATURES WILL REMAIN NEAR OR BELOW FREEZING MOST OF TONIGHT. UP TO A HALF INCH OF ICE ACCUMULATION IS POSSIBLE... ESPECIALLY ON ELEVATED OBJECTS AND SURFACES INCLUDING TREES... POWER LINES... BRIDGES...AND OVERPASSES. WHERE THE HIGHEST ICE ACCUMULATIONS OCCUR...SOME POWER OUTAGES MAY OCCUR AS ICE ACCUMULATES ON TREES AND POWER LINES. TRAVEL WILL ALSO LIKELY BECOME HAZARDOUS. SLIGHTLY WARMER AIR IS ANTICIPATED TO MOVE IN FROM THE SOUTHEAST FRIDAY MORNING...AND GRADUALLY BRING AN IMPROVEMENT TO CONDITIONS BETWEEN 6 AND 9 AM. TEMPERATURES SHOULD BE SLIGHTLY ABOVE FREEZING BY 10 AM FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ LAZ038>040-049-050-MSZ077-040900- /O.CON.KLIX.ZR.Y.0001.000000T0000Z-110204T0900Z/ TANGIPAHOA-WASHINGTON-ST. TAMMANY-ASCENSION-LIVINGSTON- PEARL RIVER- INCLUDING THE CITIES OF...HAMMOND...PONCHATOULA...BOGALUSA... FRANKLINTON...SLIDELL...MANDEVILLE...COVINGTON...LACOMBE... GONZALES...DONALDSONVILLE...DENHAM SPRINGS...WALKER...PICAYUNE 934 PM CST THU FEB 3 2011 ...FREEZING RAIN ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST FRIDAY... TEMPERATURES WILL HOVER NEAR FREEZING MARK THROUGH MOST OF TONIGHT...MAINLY NORTH OF A LINE FROM DONALDSONVILLE...TO PONCHATOULA...TO POPLARVILLE. PRECIPITATION FALLING MAINLY IN THE FORM OF RAIN AND DRIZZLE WILL FREEZE ON CONTACT WITH ELEVATED SURFACES AND OBJECTS...INCLUDING BRIDGES AND OVERPASSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZING RAIN ADVISORY MEANS THAT PERIODS OF FREEZING RAIN OR FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS DUE TO ICING. SLOW DOWN AND USE CAUTION WHILE DRIVING. && $$
775 WWUS44 KLIX 040657 WSWLIX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 1257 AM CST FRI FEB 4 2011 ...ICING CONDITIONS EXPECTED TO CONTINUE OVERNIGHT... .ARCTIC AIR REMAINS IN PLACE BUT MODERATING AT THE FRINGES...NAMELY OVER EXTREME SOUTHEASTERN LOUISIANA AND COASTAL MISSISSIPPI. FREEZING TEMPERATURES ARE HOLDING FIRM IN CENTRAL AND EAST-CENTRAL LOUISIANA INTO SOUTHWEST MISSISSIPPI. A RATHER LARGE AND EXPANDING AREA OF RAINFALL WILL BE MOVING OVER THE FREEZE ZONE TO PRODUCE HEAVY COATING OF ICE ON EXPOSED SURFACES TONIGHT INTO FRIDAY MORNING. LAZ038>040-049-050-MSZ077-040800- /O.CAN.KLIX.ZR.Y.0001.000000T0000Z-110204T0900Z/ TANGIPAHOA-WASHINGTON-ST. TAMMANY-ASCENSION-LIVINGSTON- PEARL RIVER- INCLUDING THE CITIES OF...HAMMOND...PONCHATOULA...BOGALUSA... FRANKLINTON...SLIDELL...MANDEVILLE...COVINGTON...LACOMBE... GONZALES...DONALDSONVILLE...DENHAM SPRINGS...WALKER...PICAYUNE 1257 AM CST FRI FEB 4 2011 ...FREEZING RAIN ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS CANCELLED THE FREEZING RAIN ADVISORY. TEMPERATURES WERE JUST ABOVE FREEZING AND SHOULD WARM ANOTHER DEGREE OR TWO OVERNIGHT. FREEZING RAIN IS NO LONGER ANTICIPATED IN THIS PREVIOUSLY ADVISED AREA. A WINTER STORM WARNING REMAINS IN EFFECT FOR AREAS JUST NORTH AND WEST OF THIS AREA. TRAVEL INTO THOSE DIRECTIONS SHOULD BE POSTPONED OR AVOIDED UNLESS ABSOLUTELY NECESSARY UNTIL CONDITIONS IMPROVE. $$ LAZ034>037-046>048-MSZ068>071-041500- /O.CON.KLIX.WS.W.0001.000000T0000Z-110204T1500Z/ POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-IBERVILLE- WEST BATON ROUGE-EAST BATON ROUGE-WILKINSON-AMITE-PIKE-WALTHALL- INCLUDING THE CITIES OF...NEW ROADS...LIVONIA... ST. FRANCISVILLE...JACKSON...CLINTON...GREENSBURG...MONTPELIER... PLAQUEMINE...WHITE CASTLE...PORT ALLEN...ADDIS...BRUSLY... BATON ROUGE...CENTREVILLE...WOODVILLE...GLOSTER...LIBERTY... CROSBY...MCCOMB...TYLERTOWN 1257 AM CST FRI FEB 4 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... WHERE THE HIGHEST ICE ACCUMULATIONS OCCUR...SOME POWER OUTAGES MAY OCCUR AS ICE ACCUMULATES ON TREES AND POWER LINES. TRAVEL WILL ALSO LIKELY BECOME HAZARDOUS. SLIGHTLY WARMER AIR IS ANTICIPATED TO MOVE IN FROM THE SOUTHEAST FRIDAY MORNING...AND GRADUALLY BRING AN IMPROVEMENT TO CONDITIONS BY MID MORNING. TEMPERATURES SHOULD BE SLIGHTLY ABOVE FREEZING BY 10 AM FRIDAY. AT 1250 AM CST...RADAR INDICATED A VERY LARGE AREA OF MODERATE RAINFALL OVER THE WARNED AREA. THIS WILL LIKELY CAUSE HEAVY COATING OF EXPOSED SURFACES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ 24/RR
193 WWUS44 KLIX 040932 WSWLIX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 332 AM CST FRI FEB 4 2011 ...ICY CONDITIONS MAKING TRAVEL TREACHEROUS THIS MORNING... .ARCTIC COLD AIR THAT HAS BEEN FIRMLY ENTRENCHED ACROSS MUCH OF THE REGION...ALONG WITH PRECIPITATION FROM AN APPROACHING DISTURBANCE...HAS PRODUCED ICY CONDITIONS ACROSS A LARGE PORTION OF LOUISIANA AND WESTERN MISSISSIPPI OVERNIGHT. WARMER TEMPERATURES ARE EXPECTED TO ONSET LATER THIS MORNING TO AID IN MELTING THE ICE GLAZE LATER TODAY. UNTIL THEN...TRAVEL ACROSS THE WARNED AREA WILL BE LIFE-THREATENING AND SHOULD BE AVOIDED. LAZ034>037-046>048-MSZ068>071-041500- /O.CON.KLIX.WS.W.0001.000000T0000Z-110204T1500Z/ POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA-IBERVILLE- WEST BATON ROUGE-EAST BATON ROUGE-WILKINSON-AMITE-PIKE-WALTHALL- INCLUDING THE CITIES OF...NEW ROADS...LIVONIA... ST. FRANCISVILLE...JACKSON...CLINTON...GREENSBURG...MONTPELIER... PLAQUEMINE...WHITE CASTLE...PORT ALLEN...ADDIS...BRUSLY... BATON ROUGE...CENTREVILLE...WOODVILLE...GLOSTER...LIBERTY... CROSBY...MCCOMB...TYLERTOWN 332 AM CST FRI FEB 4 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... AT 330 AM CST...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE A VERY LARGE AREA OF RAIN FALLING INTO SUB-FREEZING AIR GENERALLY WEST OF A LINE FROM TYLERTOWN MISSISSIPPI TO LAFAYETTE LOUISIANA. MANY ROADS...BRIDGES AND OVERPASSES HAVE ACCUMULATED ICE OVERNIGHT AND WILL CONTINUE TO DO SO THROUGH SUNRISE AND THE EARLY MORNING HOURS. TEMPERATURES ARE EXPECTED TO SLOWLY WARM ABOVE THE FREEZING MARK AFTER 9 AM TO ALLOW FOR MELTING OF THE ICE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. TRAVEL IS STRONGLY DISCOURAGED ACROSS THE WARNED AREA UNTIL CONDITIONS IMPROVE. SEVERAL PORTIONS OF THE INTERSTATE SYSTEM...PRIMARY AND SECONDARY ROADS ARE CLOSED OR EXTREMELY DANGEROUS TO USE DUE TO ICE ACCUMULATION. && $$ 24/RR
036 WWUS44 KLIX 041458 WSWLIX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE NEW ORLEANS LA 858 AM CST FRI FEB 4 2011 ...ICY CONDITIONS MAKING TRAVEL TREACHEROUS THIS MORNING... .ARCTIC COLD AIR THAT HAS BEEN FIRMLY ENTRENCHED ACROSS MUCH OF THE REGION...ALONG WITH PRECIPITATION FROM AN APPROACHING DISTURBANCE...HAS PRODUCED ICY CONDITIONS ACROSS A LARGE PORTION OF LOUISIANA AND WESTERN MISSISSIPPI OVERNIGHT. WARMER TEMPERATURES ARE EXPECTED TO ONSET LATER THIS MORNING TO AID IN MELTING THE ICE GLAZE LATER TODAY. UNTIL THEN...TRAVEL ACROSS THE WARNED AREA WILL BE LIFE-THREATENING AND SHOULD BE AVOIDED NORTH OF THE BATON ROUGE METRO AREA AND EXTREME SOUTHWEST MISSISSIPPI. LAZ037-046>048-MSZ070-071-041600- /O.CAN.KLIX.WS.W.0001.000000T0000Z-110204T1500Z/ ST. HELENA-IBERVILLE-WEST BATON ROUGE-EAST BATON ROUGE-PIKE- WALTHALL- INCLUDING THE CITIES OF...GREENSBURG...MONTPELIER...PLAQUEMINE... WHITE CASTLE...PORT ALLEN...ADDIS...BRUSLY...BATON ROUGE... MCCOMB...TYLERTOWN 858 AM CST FRI FEB 4 2011 ...WINTER STORM WARNING IS CANCELED... THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS CANCELED THE WINTER STORM WARNING. TEMPERATURES HAVE INCREASED ABOVE THE FREEZING MARK. MELTING WILL OCCUR WITH TEMPERATURES RISING TO THE MID TO UPPER 30S BY NOON. $$ LAZ034>036-MSZ068-069-041700- /O.EXT.KLIX.WS.W.0001.000000T0000Z-110204T1700Z/ POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-WILKINSON-AMITE- INCLUDING THE CITIES OF...NEW ROADS...LIVONIA... ST. FRANCISVILLE...JACKSON...CLINTON...CENTREVILLE...WOODVILLE... GLOSTER...LIBERTY...CROSBY 858 AM CST FRI FEB 4 2011 ...WINTER STORM WARNING HAS BEEN EXTENDED UNTIL 11 AM CST THIS MORNING... NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE SCATTERED AREAS OF RAIN ACROSS SOUTH CENTRAL AND EAST CENTRAL LOUISIANA FALLING INTO SUB- FREEZING AIR GENERALLY NORTH AND WEST OF A LINE FROM LIBERTY TO CLINTON TO NEW ROADS TO KROTZ SPRINGS. MANY ROADS...BRIDGES AND OVERPASSES HAVE ACCUMULATED ICE OVERNIGHT AND WILL CONTINUE TO DO SO THROUGH 11 AM THIS MORNING. TEMPERATURES ARE EXPECTED TO SLOWLY WARM ABOVE THE FREEZING MARK AFTER 11 AM TO ALLOW FOR MELTING OF THE ICE. AN ADDITIONAL TENTH OF AN INCH OF PRECIPITATION CAN BE EXPECTED FOR THE REMAINDER OF THE MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. TRAVEL IS STRONGLY DISCOURAGED ACROSS THE WARNED AREA UNTIL CONDITIONS IMPROVE. SEVERAL PORTIONS OF THE INTERSTATE SYSTEM...PRIMARY AND SECONDARY ROADS ARE CLOSED OR EXTREMELY DANGEROUS TO USE DUE TO ICE ACCUMULATION. && $$
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS New Orleans, LA wrote its last area forecast discussion before this winter storm warning went out at Feb 2, 11:25 PM CST, 4 hours 28 minutes earlier.
Area forecast discussion, Feb 2, 11:25 PM CST, 4 hours 28 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1125 PM CST WED FEB 2 2011
.AVIATION...
CURRENT VFR CONDITIONS SHOULD HOLD THROUGH MOST OF THE NIGHTTIME
HOURS. CANNOT RULE OUT SOME SLEET OR POSSIBLY FREEZING RAIN AT
KMCB AND KBTR. SHOULD START SEEING AN INCREASE IN PRECIPITATION
AND LOWERING OF CEILINGS DURING THE MORNING HOURS. EXPECT ALL TAF
SITES TO DROP TO MVFR BY MIDDAY...AND IFR BY LATE AFTERNOON TO
EARLY EVENING. CURRENT GUIDANCE INDICATES THAT FREEZING OR FROZEN
PRECIPITATION SHOULD BE LIMITED TO THE MORNING HOURS AT MOST
SITES...AS BOUNDARY LAYER MOISTENS UP THEN WARMS UP DUE TO LATENT
HEAT RELEASE. POSSIBLE EXCEPTIONS WOULD BE KBTR AND KMCB...WHERE
THERE IS SOME POTENTIAL FOR SURFACE TEMPERATURES TO REMAIN BELOW
FREEZING. 35
&&
.PREV DISCUSSION... /ISSUED 918 PM CST WED FEB 2 2011/
UPDATE...
SOUNDING DISCUSSION...
NO PROBLEMS WITH THE FLIGHT THIS EVENING. PW HAS INCREASED UP TO
0.75 INCHES BUT STILL VERY DRY AIR BETWEEN 930 AND 750 MILLIBARS.
FREEZING LEVEL DOWN TO 805 FT ABOVE SEA LEVEL...HOWEVER A VERY
STEEP INVERSION IN PLACE ALOFT BETWEEN 940 AND 910 MILLIBARS WITH
TEMPERATURES RANGING FROM 26 TO 47 DEGREES FAHRENHEIT. THIS IS IN
TERM DUE TO A MODERATE TO STRONG SOUTHWESTERLY FLOW IN PLACE
ABOVE 885 MILLIBARS. A MODERATE NORTHERLY FLOW IS IN PLACE BELOW
885 MILLIBARS TONIGHT BRINGING SHALLOW COLD AIR TO THE LOWEST
LAYER NEAR THE SURFACE. WITH THIS TYPE OF SET UP IN PLACE...MOST
PRECIPITATION THAT FALLS TONIGHT WILL BE IN THE FORM OF A MIXTURE
OF LIGHT SLEET AND LIGHT RAIN ACROSS THE IMMEDIATE AREA.
PREV DISCUSSION... /ISSUED 419 PM CST WED FEB 2 2011/
.WINTER WEATHER MAKING ITS WAY INTO THE GULF COAST REGION...
SHORT TERM...
CLASSIC WEATHER PATTERN TO PRODUCE WINTRY PRECIPITATION HAS
DEVELOPED ALONG THE CENTRAL GULF COAST. BLIZZARD PRODUCING LOW
PRESSURE SYSTEM THAT HAS WEAKENED AND MOVED UP THROUGH THE
NORTHEAST CONUS HAS DUMPED ARCTIC AIR SOUTH TO THE GULF COAST.
TEMPERATURES HAVE STRUGGLED TO REACH THE MID TO UPPER 30S
TODAY...AND ARE NOT LIKELY TO RISE ANYMORE BEFORE SLIGHT COOLING
TAKES PLACE NEAR SUNSET. WATER VAPOR IMAGERY SHOWS A DEEP UPPER
LOW/TROUGH PUSHING SOUTH OVER THE SOUTHWEST STATES/NORTHWEST
MEXICO WITH STRONG SOUTHWEST WINDS ALOFT ASSOCIATED WITH THE UPPER
JETSTREAM FROM MEXICO ACROSS THE SOUTHEAST CONUS. ONE SPEED MAX
MOVING THROUGH THIS JET IS HELPING PRODUCE A THICKENING LAYER OF
MID LEVEL CLOUDS WHICH IS PRODUCING SOME VERY LIGHT SLEET ACROSS
SOUTHEAST LOUISIANA AND COASTAL MISSISSIPPI. THIS SLEET IS NOT
EXPECTED TO ACCUMULATE OR CAUSE ANY TRAVEL ISSUES DURING THE
EVENING RUSH HOUR.
THE UPPER LOW/TROUGH WILL MOVE EAST NEAR THE SOUTHWEST
TEXAS/MEXICO BORDER THURSDAY AFTERNOON AND THEN KICK EAST ACROSS
WEST/CENTRAL TEXAS THURSDAY NIGHT. THIS WILL CAUSE AN INVERTED
TROUGH TO FORM OVER THE CENTRAL GULF OF MEXICO DURING THE DAY
THURSDAY WHICH WILL BECOME A LOW PRESSURE AREA THAT WILL MOVE
NORTH AND NORTHEAST ACROSS THE NORTH CENTRAL/NORTHEAST GULF
THURSDAY NIGHT AND FRIDAY. MAINLY VERY LIGHT PRECIPITATION WILL
CONTINUE AT TIMES TONIGHT BEFORE BECOMING MORE MEASURABLE THURSDAY
MORNING. AREAS ON THE NORTHERN EDGE OF THE PRECIPITATION WILL SEE
A MIX OF LIGHT SLEET...LIGHT RAIN...AND LIGHT FREEZING RAIN AS
TEMPERATURES FALL TO NEAR FREEZING LATER THIS EVENING. HAVE OPTED
NOT TO START ANY WEATHER WATCHES OR ADVISORIES TONIGHT SINCE THE
CHANCE OF MEASURABLE PRECIPITATION IS ONLY 20 PERCENT.
PRECIPITATION WILL INCREASE IN INTENSITY DURING THE DAY ON
THURSDAY. AREAS FROM NEAR THIBODAUX/HOUMA TO NEAR LAKE
PONTCHARTRAIN AND THE MISSISSIPPI GULF COAST WILL START THE DAY
NEAR OR JUST ABOVE FREEZING...AND THE LOW LEVEL TEMPERATURE
PROFILE WILL BE SUPPORTIVE OF LIGHT SLEET MIXED WITH LIGHT RAIN TO
THE SOUTH...AND A MIX OF LIGHT FREEZING RAIN AND LIGHT SLEET TO
THE NORTH. WILL GO AHEAD AND ISSUE A WINTER WEATHER ADVISORY IN
THIS AREA WHERE THE MAIN IMPACT WILL BE POTENTIAL ICING OF
BRIDGES...OVERPASSES...AND OTHER ELEVATED ROADWAYS MAINLY THROUGH
MID MORNING. TEMPERATURES BOTH AT THE SURFACE AND ALOFT WILL FAVOR
ALL RAIN IN THIS AREA THURSDAY AFTERNOON AND THURSDAY NIGHT.
FARTHER NORTH...SURFACE AND LOW/MID LEVEL TEMPERATURES WILL BE
MORE FAVORABLE FOR MORE SIGNIFICANT...ACCUMULATING SLEET AND
FREEZING RAIN...MAINLY FROM THE BATON ROUGE METRO PARISHES TO
NORTH OF HAMMOND TO BOGALUSA TO POPLARVILLE AND NORTH INTO
SOUTHWEST MISSISSIPPI. WILL ISSUE A WINTER STORM WATCH VALID FROM
6 AM THURSDAY TO 6 AM FRIDAY. NEW MODEL QPF DATA HAS INCREASED
EVEN MORE TODAY WITH MANY SHOWING QPF AMOUNTS AROUND 1 INCH.
FORTUNATELY...PERSISTENT MODERATE TO OCCASIONALLY HEAVY RAIN
FALLING INTO A SHALLOW COLD LAYER MAY CAUSE ENOUGH WARMING TO PUSH
TEMPERATURES JUST ABOVE FREEZING RESULTING IN ALL RAIN AT TIMES.
STILL...AM EXPECTING MANY AREAS COULD RECEIVE AT LEAST ONE QUARTER
INCH OF ICE ACCUMULATION...POSSIBLY NEAR ONE HALF INCH IN SOME OF
THE AREAS THAT REMAIN NEAR FREEZING LONGER.
ON FRIDAY MORNING...THE NEAR FREEZING LINE AT THE SURFACE WILL
HAVE PUSHED NORTH OF BATON ROUGE AND NEAR MCCOMB...AND SHOULD BE
NORTH OF THE FORECAST AREA BY LATE MORNING. TEMPERATURE PROFILES
WILL THEN FAVOR ALL RAIN THROUGH THE DAY ON FRIDAY INTO FRIDAY
EVENING...THEN SOME LIGHT SNOW COULD MIX IN DURING THE LATE
EVENING FRIDAY BEFORE ALL PRECIPITATION ENDS.
LONG TERM...
ANOTHER COLD MID/UPPER TROUGH WILL SET UP OVER THE CENTRAL CONUS
OVER THE WEEKEND...BUT THE LOCAL AREA SHOULD REMAIN DRY AND COLD.
THE MODEL SPREAD CONTINUES TO KEEP LOTS OF UNCERTAINTY EARLY NEXT
WEEK...BUT THERE WILL BE ENOUGH COLD AIR FOR ADDITIONAL WINTRY
PRECIPITATION. GIVEN THE UNCERTAINTY...HAVE GONE WITH A BLEND OF
THE GFS AND ECMWF AND CARRY RAIN/SHOWER CHANCES SUNDAY NIGHT AND
TUESDAY. 22/TD
AVIATION...
SOME LIGHT SLEET AND SNOW FLURRIES HAVE BEEN REPORTED AS MID-LEVEL
MOISTURE STREAMS INTO THE REGION. CEILINGS ARE STILL WELL ABOVE
OPERATIONAL IMPACT LEVELS...WITH DECKS RUNNING AROUND 10K FEET.
THESE CEILINGS SHOULD REMAIN AT THIS LEVEL THROUGH AROUND 10-12Z
TONIGHT...AND SOME LIGHT SLEET AND SNOW FLURRIES SHOULD CONTINUE
THROUGH THAT PERIOD AT ALL OF THE TERMINALS. AT THIS TIME...IT DOES
NOT APPEAR THAT A MAJOR ICING CONCERN IN PLACE FOR THE EVENING AND
OVERNIGHT HOURS. HOWEVER...AFTER 12Z TOMORROW...THE ATMOSPHERE WILL
BEGIN TO MOISTEN UP SIGNIFICANTLY AS A STRONG LOW IN THE GULF
APPROACHES THE REGION. AFTER REVIEWING MODEL SOUNDINGS AND TAKING
INTO ACCOUNT ANY POTENTIAL LATENT HEAT RELEASE ASSOCIATED WITH THE
SLEET AND FREEZING RAIN FORMATION...EXPECT A PROLONGED PERIOD OF
ICING AT KBTR AND KMCB THROUGH 00Z TOMORROW. AT KASD...KGPT...AND
KHSA A BRIEF PERIOD OF FREEZING RAIN AND SLEET COULD LEAD TO MINOR
ICING ISSUES BETWEEN 12-18Z TOMORROW. HOWEVER...WARMER AIR FEEDING
INTO THE AREA SHOULD ALLOW A TRANSITION TO RAIN AFTER 18Z. AT
KNEW...KHUM...AND KNEW...NO ICING ISSUES ARE EXPECTED TOMORROW.
TEMPERATURES SHOULD BE WARM ENOUGH THAT PRECIPITATION SHOULD FALL
PRIMARILY AS RAIN. SOME SLEET MAY MIX IN RIGHT AROUND 12Z...BUT
THIS WILL QUICKLY COME TO AN END. 32
MARINE...
SMALL CRAFT CONDITIONS SHOULD CONTINUE OVER ALL THE COASTAL WATERS
THROUGH TOMORROW MORNING...AS A STRONG PRESSURE GRADIENT REMAINS IN
PLACE BETWEEN A COLD HIGH PRESSURE SYSTEM TO THE NORTH AND A
DEVELOPING GULF LOW. THESE HIGH WINDS AND SEAS CONTINUE OVER THE
NEXT FEW DAYS AS THE GULF LOW MOVES THROUGH THE AREA. DUE TO THIS
HAVE EXTENDED THE SCA FOR THE OUTER WATERS INTO TOMORROW...AND
EXPECT AT LEAST EXERCISE CAUTION CONDITIONS ELSEWHERE. WINDS AND
SEAS WILL DROP OFF QUICKLY OVER THE WEEKEND...AS HIGH PRESSURE MOVES
INTO THE REGION. HOWEVER...ANOTHER STRONG FRONT LOOKS TO PUSH
THROUGH THE COASTAL WATERS ON MONDAY. A RETURN TO SCA CONDITIONS IS
EXPECTED IN THE WAKE OF THIS FRONT. 32
&&
.PRELIMINARY POINT TEMPS/POPS...
MCB 27 36 30 42 / 10 70 80 80
BTR 25 38 31 44 / 10 80 80 80
ASD 29 40 35 46 / 20 80 80 90
MSY 33 38 36 44 / 20 90 80 90
GPT 33 40 37 47 / 20 80 80 80
PQL 32 38 36 50 / 20 80 80 80
&&
.LIX WATCHES/WARNINGS/ADVISORIES...
LA...WINTER WEATHER ADVISORY FROM 6 AM THURSDAY TO NOON THURSDAY FOR
THE FOLLOWING ZONES: ASSUMPTION...ORLEANS...ST.
CHARLES...ST. JAMES...ST. JOHN THE BAPTIST...ST.
TAMMANY...UPPER JEFFERSON...UPPER LAFOURCHE...UPPER
PLAQUEMINES...UPPER ST. BERNARD...AND UPPER TERREBONNE.
WINTER STORM WATCH FROM 6 AM THURSDAY TO 6 AM FRIDAY FOR THE
FOLLOWING ZONES: ASCENSION...EAST BATON ROUGE...EAST
FELICIANA...IBERVILLE...LIVINGSTON...POINTE COUPEE...ST.
HELENA...TANGIPAHOA...WASHINGTON...WEST BATON ROUGE...AND
WEST FELICIANA.
GM...SMALL CRAFT ADVISORY UNTIL 6 AM THURSDAY FOR THE FOLLOWING
ZONES: BRETON SOUND...CHANDELEUR SOUND...COASTAL WATERS
FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI
RIVER OUT 20 NM...COASTAL WATERS FROM PASCAGOULA MS TO
STAKE ISLAND LA OUT 20 NM...COASTAL WATERS FROM THE PORT
FOURCHON TO LOWER ATCHAFALAYA RIVER OUT 20 NM...COASTAL
WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO
PORT FOURCHON OUT 20 NM...LAKE BORGNE...LAKE PONTCHARTRAIN
AND LAKE MAUREPAS...AND MISSISSIPPI SOUND.
SMALL CRAFT ADVISORY UNTIL 6 PM THURSDAY FOR THE FOLLOWING
ZONES: COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA
FROM 20 TO 60 NM...COASTAL WATERS FROM STAKE ISLAND LA TO
THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60
NM...COASTAL WATERS FROM THE PORT FOURCHON TO LOWER
ATCHAFALAYA RIVER FROM 20 TO 60 NM...AND COASTAL WATERS
FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT
FOURCHON FROM 20 TO 60 NM.
MS...WINTER STORM WATCH FROM 6 AM THURSDAY TO 6 AM FRIDAY FOR THE
FOLLOWING ZONES: AMITE...PEARL
RIVER...PIKE...WALTHALL...AND WILKINSON.
WINTER WEATHER ADVISORY FROM 6 AM THURSDAY TO NOON THURSDAY FOR
THE FOLLOWING ZONES: HANCOCK...HARRISON...AND JACKSON.
GM...SMALL CRAFT ADVISORY UNTIL 6 AM THURSDAY FOR THE FOLLOWING
ZONES: BRETON SOUND...CHANDELEUR SOUND...COASTAL WATERS
FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI
RIVER OUT 20 NM...COASTAL WATERS FROM PASCAGOULA MS TO
STAKE ISLAND LA OUT 20 NM...COASTAL WATERS FROM THE PORT
FOURCHON TO LOWER ATCHAFALAYA RIVER OUT 20 NM...COASTAL
WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO
PORT FOURCHON OUT 20 NM...LAKE BORGNE...LAKE PONTCHARTRAIN
AND LAKE MAUREPAS...AND MISSISSIPPI SOUND.
SMALL CRAFT ADVISORY UNTIL 6 PM THURSDAY FOR THE FOLLOWING
ZONES: COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA
FROM 20 TO 60 NM...COASTAL WATERS FROM STAKE ISLAND LA TO
THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60
NM...COASTAL WATERS FROM THE PORT FOURCHON TO LOWER
ATCHAFALAYA RIVER FROM 20 TO 60 NM...AND COASTAL WATERS
FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT
FOURCHON FROM 20 TO 60 NM.
&&Hazardous weather outlook, Feb 2, 7:20 PM CST, 8 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS LA 720 PM CST WED FEB 2 2011 GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-LAZ034>040- 046>050-056>070-MSZ068>071-077-080>082-031300- LAKE PONTCHARTRAIN AND LAKE MAUREPAS-MISSISSIPPI SOUND- LAKE BORGNE-CHANDELEUR SOUND-BRETON SOUND- COASTAL WATERS FROM THE PORT FOURCHON TO LOWER ATCHAFALAYA RIVER OUT 20 NM- COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON OUT 20 NM- COASTAL WATERS FROM BOOTHVILLE LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM- COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA OUT 20 NM- COASTAL WATERS FROM THE PORT FOURCHON TO LOWER ATCHAFALAYA RIVER FROM 20 TO 60 NM- COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON FROM 20 TO 60 NM- COASTAL WATERS FROM STAKE ISLAND LA TO THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER FROM 20 TO 60 NM- COASTAL WATERS FROM PASCAGOULA MS TO STAKE ISLAND LA FROM 20 TO 60 NM-POINTE COUPEE-WEST FELICIANA-EAST FELICIANA-ST. HELENA- TANGIPAHOA-WASHINGTON-ST. TAMMANY-IBERVILLE-WEST BATON ROUGE- EAST BATON ROUGE-ASCENSION-LIVINGSTON-ASSUMPTION-ST. JAMES- ST. JOHN THE BAPTIST-UPPER LAFOURCHE-ST. CHARLES-UPPER JEFFERSON- ORLEANS-UPPER PLAQUEMINES-UPPER ST. BERNARD-UPPER TERREBONNE- LOWER TERREBONNE-LOWER LAFOURCHE-LOWER JEFFERSON- LOWER PLAQUEMINES-LOWER ST. BERNARD-WILKINSON-AMITE-PIKE-WALTHALL- PEARL RIVER-HANCOCK-HARRISON-JACKSON- 720 PM CST WED FEB 2 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF COASTAL WATERS OF SOUTHEAST LOUISIANA AND SOUTH MISSISSIPPI...SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI. .DAY ONE...TONIGHT WINTER PRECIPITATION... OCCASIONAL VERY LIGHT SLEET OR SNOW FLURRIES ARE EXPECTED OVER SOUTHEAST LOUISIANA AND COASTAL MISSISSIPPI THIS EVENING. NO ACCUMULATION OR TRAVEL IMPACTS WILL OCCUR THROUGH MIDNIGHT. AFTER MIDNIGHT...THERE IS A SLIGHT CHANCE OF LIGHT SLEET AND LIGHT RAIN ACROSS SOUTHEAST LOUISIANA...MAINLY FROM SOUTH OF LAKE PONTCHARTRAIN TO THE IMMEDIATE GULF COAST OF MISSISSIPPI. AREAS TO THE NORTH HAVE A SLIGHT CHANCE OF LIGHT FREEZING RAIN AND SLEET VERY LATE. WITH TEMPERATURES FALLING NEAR TO JUST BELOW FREEZING TONIGHT...AREAS OF THE NORTHSHORE...THE RIVER PARISHES...TO SOUTHWEST MISSISSIPPI COULD SEE SOME PATCHY ICING OF BRIDGES AND OVERPASSES. MARINE... A SMALL CRAFT ADVISORY IS IN EFFECT FOR ALL OF THE COASTAL WATERS AND FOR THE TIDAL LAKES AS WINDS OF 20 TO 25 KNOTS AND SEAS UP TO 9 FEET IN THE OUTER COASTAL WATERS PREVAIL. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY WINTER PRECIPITATION... A WINTRY MIX OF PRECIPITATION IS EXPECTED ACROSS SOUTHWEST MISSISSIPPI AND THE ADJACENT LOUISIANA PARISHES...INCLUDING PARTS OF THE BATON ROUGE METRO AREA...THURSDAY MORNING INTO FRIDAY MORNING. THERE IS THE POTENTIAL FOR LIGHT TO MODERATE ACCUMULATIONS OF ICE FROM FREEZING RAIN AND SLEET. THEREFORE...A WINTER STORM WATCH HAS BEEN ISSUED FOR AREAS GENERALLY NORTH OF A LINE FROM BAYOU SORREL TO GONZALES TO HAMMOND TO BOGALUSA TO POPLARVILLE FROM FROM EARLY THURSDAY MORNING TO FRIDAY MORNING. FARTHER SOUTH...THERE IS A CHANCE OF MINOR ICE ACCUMULATIONS OF ICE NORTH OF A LINE FROM HOUMA TO NEW ORLEANS TO PASCAGOULA THURSDAY MORNING TO FRIDAY MORNING. AS A RESULT...A WINTER WEATHER ADVISORY HAS BEEN ISSUED FOR AREAS IN AND AROUND HOUMA...THIBODAUX...THE METROPOLITAN NEW ORLEANS INCLUDING SAINT TAMMANY PARISH AND THE MISSISSIPPI GULF COAST FROM EARLY THURSDAY MORNING TO FRIDAY MORNING. MARINE...CONDITIONS MAY REMAIN HAZARDOUS FOR SMALL CRAFT AT TIMES THURSDAY THROUGH EARLY SATURDAY AND AGAIN MONDAY INTO TUESDAY OF NEXT WEEK. .SPOTTER INFORMATION STATEMENT... THE ACTIVATION OF SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL MAY BE NEEDED FOR WINTER WEATHER THURSDAY AND THURSDAY NIGHT.
In the hours before
Local storm report, Feb 3, 3:39 AM CST, 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
339 AM CST THU FEB 03 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0337 AM FREEZING RAIN LIVINGSTON 30.50N 90.75W
02/03/2011 E0.00 INCH LIVINGSTON LA NWS EMPLOYEE
NWS EMPLOYEE ENROUTE TO OFFICE ENCOUNTERED LIGHT RAIN
FREEZING ON CONTACT WITH WINDSHIELD ON INTERSTATE 12
THROUGH LIVINGTON PARISH. TRAFFIC IS MOVING AT A REDUCED
SPEED DUE TO FREEZING RAIN.
&&
24/RRSpecial weather statement, Feb 3, 3:44 AM CST, 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 344 AM CST THU FEB 3 2011 LAZ038>040-046-048>050-MSZ077-031200- TANGIPAHOA-WASHINGTON-ST. TAMMANY-IBERVILLE-EAST BATON ROUGE- ASCENSION-LIVINGSTON-PEARL RIVER- INCLUDING THE CITIES OF...HAMMOND...PONCHATOULA...BOGALUSA... FRANKLINTON...SLIDELL...MANDEVILLE...COVINGTON...LACOMBE... PLAQUEMINE...WHITE CASTLE...BATON ROUGE...GONZALES... DONALDSONVILLE...DENHAM SPRINGS...WALKER...PICAYUNE 344 AM CST THU FEB 3 2011 ...FREEZING RAIN AFFECTING PORTIONS OF SOUTHEAST LOUISIANA... A BAND OF FREEZING RAIN HAS DEVELOP ALONG A LINE FROM GONZALES THROUGH HAMMOND TO BOGALUSA. LIGHT ACCUMULATIONS EXPECTED WITHIN THIS AREA ON METAL SURFACES AND POSSIBLY ON ELEVATED ROADWAYS. USE EXTREME CAUTION IF TRAVELING IS THIS AREA. EXPECT THIS BAND TO SLOWLY DRIFT NORTHWARD BUT NOT INTENSIFY VERY MUCH.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 3, 9:39 AM CST | Freezing Rain Advisory | LIX | Pearl River | 15 hr |
Nearby
Winter Storm Warnings in Louisiana, 2011Winter Storm Warnings in Mississippi, 2011Every winter storm 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.