Hazardous Weather Outlook
Issued by NWS New Orleans/Baton Rouge, LA

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FLUS44 KLIX 190032
HWOLIX

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NEW ORLEANS LA
632 PM CST WED JAN 18 2017

GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-LAZ034>037-
039-040-046>050-056>072-MSZ068>071-077-080>082-191245-
LAKE PONTCHARTRAIN AND LAKE MAUREPAS-MISSISSIPPI SOUND-
LAKE BORGNE-CHANDELEUR SOUND-BRETON SOUND-
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER
LA OUT 20 NM-
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON LOUISIANA OUT 20 NM-
COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM-
COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND OUT
20 NM-
COASTAL WATERS FROM PORT FOURCHON LOUISIANA TO LOWER ATCHAFALAYA
RIVER LA FROM 20 TO 60 NM-
COASTAL WATERS FROM SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO
PORT FOURCHON LOUISIANA FROM 20 TO 60 NM-
COASTAL WATERS FROM STAKE ISLAND LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER FROM 20 TO 60 NM-
COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND
LOUISIANA OUT 20 TO 60 NM-POINTE COUPEE-WEST FELICIANA-
EAST FELICIANA-ST. HELENA-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-NORTHERN TANGIPAHOA-
SOUTHERN TANGIPAHOA-WILKINSON-AMITE-PIKE-WALTHALL-PEARL RIVER-
HANCOCK-HARRISON-JACKSON-
632 PM CST WED JAN 18 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
LOUISIANA...SOUTH MISSISSIPPI AND THE ADJACENT COASTAL WATERS.

.DAY ONE...TONIGHT

A DENSE FOG ADVISORY IS IN EFFECT FOR NEARSHORE AND PROTECTED
WATERS. PATCHY DENSE FOG WILL LIKELY DEVELOP INLAND FROM THE COAST
AND TIDAL LAKES AS THE NIGHT PROGRESSES.

ISOLATED THUNDERSTORMS WILL BE POSSIBLE TONIGHT...ESPECIALLY LATE.
A FEW STORMS COULD PRODUCE FREQUENT LIGHTNING...GUSTY WINDS AND
BRIEF HEAVY RAINFALL...HOWEVER SEVERE WEATHER IS NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A MARGINAL RISK OF SEVERE THUNDERSTORMS WILL EXIST THURSDAY AND
FRIDAY NIGHT. THE MAIN THREATS WILL BE STRONG...POSSIBLY DAMAGING
WINDS...HAIL POSSIBLY UP TO QUARTER SIZE...AND AN ISOLATED
TORNADO. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE.

THERE IS A BETTER CHANCE FOR SEVERE THUNDERSTORMS ACROSS THE
OUTLOOK AREA SATURDAY AND SATURDAY NIGHT AND ACROSS THE MISSISSIPPI
GULF COAST SUNDAY MORNING. THE DETAILS OF TIMING AND THREATS
ASSOCIATED WITH THIS MAJOR STORM SYSTEM WILL NEED TO BE REFINED
AS THE WEEKEND APPROACHES...HOWEVER THERE COULD BE MORE NUMEROUS
SEVERE STORMS AND POSSIBLY SOME SIGNIFICANT SEVERE WEATHER
OCCURRENCES IN THE WAY OF DAMAGING STRAIGHT-LINE WINDS...LARGE
HAIL AND TORNADOES...A FEW OF WHICH COULD BE STRONG. IN
ADDITION...AREAS OF HEAVY RAINFALL WILL LIKELY OCCUR AT TIMES
THROUGHOUT THE PERIOD WITH THE POTENTIAL FOR LOCALIZED FLASH
FLOODING.

GALE FORCE WINDS ARE LIKELY TO DEVELOP ACROSS THE GULF WATERS
SUNDAY AFTERNOON THROUGH SUNDAY NIGHT...AND HAZARDOUS CONDITIONS
TO SMALL CRAFT ARE LIKELY TO PERSIST INTO MONDAY.

.SPOTTER INFORMATION STATEMENT...

THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND
EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER
OPERATIONS MAY BE NEEDED FOR PORTIONS OF THE REGION THURSDAY
AND ESPECIALLY FRIDAY NIGHT THROUGH SUNDAY MORNING.

$$

TD



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