Alert archive / Louisiana / Freeze Warnings in 2011
Freeze Warning 5, NWS Lake Charles, LA
NWS Lake Charles, LA issued this freeze warning at Jan 11, 2011, 4:15 AM CST for Saint Martin Parish, Louisiana. It took effect at Jan 12, 2011, 1:00 AM CST. It was in force for . No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 11, 2011, 4:15 AM CST (10:15 UTC)
- In effect from
- Jan 12, 2011, 1:00 AM CST
- Expired
- Jan 11, 2011, 2:43 PM CST
- In force
- Issued by
- NWS Lake Charles, LA
County Saint Martin Parish, LA
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 10.3 hours before the alert went out and 284 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
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 556 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this freeze warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Lake Charles, LA wrote its last area forecast discussion before this freeze warning went out at Jan 10, 3:48 PM CST, 12 hours 27 minutes earlier.
Area forecast discussion, Jan 10, 3:48 PM CST, 12 hours 27 minutes before
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</html>Hazardous weather outlook, Jan 10, 5:07 AM CST, 23 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAKE CHARLES LA 507 AM CST MON JAN 10 2011 LAZ027>033-041>045-051>055-TXZ180>182-201-215-216-111215- VERNON-RAPIDES-AVOYELLES-BEAUREGARD-ALLEN-EVANGELINE-ST. LANDRY- CALCASIEU-JEFFERSON DAVIS-ACADIA-LAFAYETTE-UPPER ST. MARTIN- CAMERON-VERMILION-IBERIA-ST. MARY-LOWER ST. MARTIN-TYLER-JASPER- NEWTON-HARDIN-JEFFERSON-ORANGE- 507 AM CST MON JAN 10 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL LOUISIANA...SOUTH CENTRAL LOUISIANA...SOUTHWEST LOUISIANA...WEST CENTRAL LOUISIANA AND SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT CLOUDY AND COLD CONDITIONS CAN BE EXPECTED TODAY. A COLD FRONT WILL PUSH ACROSS THE FORECAST AREA LATE TONIGHT WITH A MUCH DRIER AIR MASS EXPECTED BEHIND IT. THIS WILL HELP SCATTER OUT THE LOW CLOUDS...WHICH IN TURN MAY HELP LOWER TEMPERATURES TO NEAR OR JUST BELOW FREEZING FOR AREAS NORTH OF INTERSTATE 10. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY A VERY COLD CANADIAN HIGH PRESSURE SYSTEM WILL BUILD INTO THE REGION ON TUESDAY. COLD CONDITIONS WITH THIS SYSTEM ARE EXPECTED TO PERSIST THROUGH THURSDAY. THE COLDEST NIGHT DURING THIS PERIOD IS EXPECTED ON TUESDAY NIGHT/WEDNESDAY MORNING...WHEN A HARD FREEZE WILL BE LIKELY FOR AREAS ALONG AND NORTH OF INTERSTATE 10...AND A LIGHT FREEZE ALL THE WAY TO THE COAST. ANOTHER LIGHT TO HARD FREEZE WILL BE POSSIBLE ON WEDNESDAY NIGHT/THURSDAY MORNING...HOWEVER A THICK MID AND UPPER LEVEL CLOUD DECK IS FORECAST TO DEVELOP WHICH WILL HAVE AN AFFECT ON JUST HOW LOW THE TEMPERATURES WILL BE AND THE DIFFERENCE BETWEEN A LIGHT TO HARD FREEZE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. GMZ430-432-435-450-452-455-470-472-475-111215- SABINE LAKE-CALCASIEU LAKE-VERMILION BAY- COASTAL WATERS FROM CAMERON, LA TO HIGH ISLAND, TX OUT 20 NM- COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON, LA OUT 20 NM- COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY, LA OUT 20 NM- WATERS FROM CAMERON, LA TO HIGH ISLAND, TX EXTENDING FROM 20 NM TO 60 NM- WATERS FROM INTRACOASTAL CITY, LA TO CAMERON, LA EXTENDING FROM 20 NM TO 60 NM- WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY, LA EXTENDING FROM 20 NM TO 60 NM- 507 AM CST MON JAN 10 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE NORTHWEST GULF OF MEXICO. .DAY ONE...TODAY AND TONIGHT A COLD FRONT WILL MOVE ACROSS THE COASTAL WATERS LATE TONIGHT. NORTHERLY WINDS WILL INCREASE BEHIND THE FRONT WITH SMALL CRAFT EXERCISE CAUTION LIKELY AFTER MIDNIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THE STRONG NORTHERLY WINDS WILL PERSIST THROUGH THURSDAY AS A COLD HIGH PRESSURE SYSTEM BUILDS IN. A SMALL CRAFT ADVISORY WILL BE LIKELY FOR THE COASTAL WATERS...ESPECIALLY BEYOND 20 NM...FROM TUESDAY INTO EARLY THURSDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. RUA
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 11, 4:15 AM CST | Hard Freeze Warning | LCH | Allen, Avoyelles, Beauregard, Evangeline, Lafayette, Rapides and 3 more | 29 hr |
| Jan 11, 8:51 AM CST | Low Water Advisory | LCH | 27 hr |
Nearby
Freeze Warnings in Louisiana, 2011Every freeze 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; the sounding from the Mesonet's radiosonde archive.