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Hazardous Weather Outlook
National Weather Service Mobile AL
551 AM CDT Thu Jul 20 2017

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-211200-
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland-
Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal-
Okaloosa Inland-Okaloosa Coastal-Wayne-Perry-Greene-Stone-George-
551 AM CDT Thu Jul 20 2017

This Hazardous Weather Outlook is for portions of south central
Alabama...southwest Alabama...northwest Florida and southeast
Mississippi.

.DAY ONE...Today and Tonight

Gusty winds, frequent lightning, and locally heavy rains will be
possible with the stronger thunderstorms that develop today into
this evening.

Heat indices of 102 to 107 are expected today, with a few localities
seeing heat indices rising into the 107 to 110 degree range.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Gusty winds, frequent lightning, and locally heavy rains will be
possible with the stronger thunderstorms that develop each day.

Heat indices of 102 to 107 are expected Friday.

.SPOTTER INFORMATION STATEMENT...

Activation of SkyWarn Severe Storm Spotter networks is not
expected through Wednesday.

$$

Hazardous Weather Outlook
National Weather Service Mobile AL
551 AM CDT Thu Jul 20 2017

GMZ630>635-650-655-670-675-211200-
Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound-
Perdido Bay-Pensacola Bay System-Choctawhatchee Bay-
Coastal waters from Pensacola FL to Pascagoula MS out 20 NM-
Coastal waters from Destin to Pensacola FL out 20 NM-
Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM-
Waters from Destin to Pensacola FL from 20 to 60 NM-
551 AM CDT Thu Jul 20 2017

This Hazardous Weather Outlook is for portions of the coastal
waters of Alabama and northwest Florida.

.DAY ONE...Today and Tonight

Isolated thunderstorms have developed over the marine area early
this morning, with more development expected tonight. A few
storms will be capable of producing frequent lightning, gusty
winds and locally higher seas, locally heavy rainfall, and
possibly an isolated waterspout.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Gusty winds, frequent lightning and locally higher seas are
possible with the stronger storms that develop through the
period. Isolated waterspouts will also be possible mainly during
the morning hours.

$$

Hazardous Weather Outlook
National Weather Service New Orleans LA
407 AM CDT Thu Jul 20 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>082-202115-
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-
407 AM CDT Thu Jul 20 2017

This Hazardous Weather Outlook is for portions of Southeast
Louisiana...South Mississippi and the adjacent coastal waters.

.DAY ONE...Today and Tonight

Isolated showers and thunderstorms are possible today. Any
stronger storm that does develop could produce heavy rainfall and
frequent lightning.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Isolated showers and thunderstorms are once again expected on
Friday. An upper level disturbance is expected to move into the
region over the weekend, bringing an increase in thunderstorm
coverage Saturday and Sunday. Some of the storms may be strong to
marginally severe with the primary threats being damaging wind
gusts and possibly some hail from the stronger storms. Rainfall
could become pronounced at times with some localized flooding
possible Saturday and Sunday. Thunderstorm coverage should trend
closer to normal for Monday and Tuesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

$$

Hazardous Weather Outlook
National Weather Service Jackson MS
351 AM CDT Thu Jul 20 2017

MSZ029>033-037>039-043>046-049>052-054>058-061>066-072>074-210900-
Webster-Clay-Lowndes-Choctaw-Oktibbeha-Attala-Winston-Noxubee-
Madison MS-Leake-Neshoba-Kemper-Rankin-Scott-Newton-Lauderdale-
Copiah-Simpson-Smith-Jasper-Clarke-Franklin MS-Lincoln-Lawrence-
Jefferson Davis-Covington-Jones-Marion-Lamar-Forrest-
351 AM CDT Thu Jul 20 2017

This hazardous weather outlook is for portions of central
Mississippi, east central Mississippi, north central Mississippi,
northeast Mississippi, and south central Mississippi.

.DAY ONE...Today and Tonight

EXCESSIVE HEAT
THREAT...Limited
TIMING...Today

Heat stress concerns will continue this afternoon. Maximum
temperatures in the mid will combine with high humidity to
produce heat indices around 105 degrees.

(www.weather.gov/images/jan/graphicast/image1.png)

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Heat stress concerns will continue Friday afternoon. Afternoon
highs in the mid 90s will combine with high humidity to produce
heat indices around 105 degrees in areas north of I20 and west of
I55. Heat indices around 100 degrees will be common elsewhere.

(www.weather.gov/images/jan/graphicast/image2.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Wednesday.

$$

26

&&

...HAZARD LEGEND...

*EXCESSIVE HEAT*
Extreme...Maximum heat index greater than 110 degrees for 3 or
 more days in a row and/or air temperatures greater than 107
 degrees.
Significant...Maximum heat index greater than 110 degrees
 and/or air temperatures greater than 105 degrees.
Elevated...Maximum heat index 105 to 110 degrees and/or air
 temperatures greater than 103 degrees.
Limited...Maximum heat index near 105 degrees and/or air
 temperatures 100 to 103 degrees.


...USEFUL WEATHER WEB PAGES (URLS)...

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Hazardous Weather Outlook
National Weather Service Jackson MS
351 AM CDT Thu Jul 20 2017

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>028-034>036-
040>042-047-048-053-059-060-210900-
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-
Sunflower-Leflore-Grenada-Carroll-Montgomery-Washington-Humphreys-
Holmes-Issaquena-Sharkey-Yazoo-Warren-Hinds-Claiborne-Jefferson-
Adams-
351 AM CDT Thu Jul 20 2017

This hazardous weather outlook is for portions of southeast
Arkansas, northeast Louisiana, central Mississippi, north central
Mississippi, northwest Mississippi, southwest Mississippi, and
west central Mississippi.

.DAY ONE...Today and Tonight

EXCESSIVE HEAT
THREAT...Elevated
TIMING...This afternoon

Heat stress concerns will continue this afternoon. Maximum
temperatures in the mid to upper 90s will combine with high
humidity to produce heat indices of 106 to 110 degrees.

(www.weather.gov/images/jan/graphicast/image1.png)

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Heat stress concerns will continue Friday afternoon. The greatest
heat indices will continue over the ArkLaMiss Delta region where
afternoon highs in the mid to upper 90s will combine with high
humidity to produce heat indices of 106 to 110 degrees. North of
I20 and west of I55, heat indices around 105 degrees will be
common, with values around 100 elsewhere.

(www.weather.gov/images/jan/graphicast/image2.png)

.SPOTTER CALL TO ACTION STATEMENT...
The activation of storm spotters, HAM radio operators, and
emergency management personnel in support of severe weather
operations is not expected through next Wednesday.

$$

Hazardous Weather Outlook
National Weather Service Birmingham AL
350 AM CDT Thu Jul 20 2017

ALZ011>015-017>050-211200-
Marion-Lamar-Fayette-Winston-Walker-Blount-Etowah-Calhoun-Cherokee-
Cleburne-Pickens-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega-
Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa-
Chambers-Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-
Bullock-Lee-Russell-Pike-Barbour-
350 AM CDT Thu Jul 20 2017

This Hazardous Weather Outlook is for the counties served by the
National Weather Service office in Birmingham.

.DAY ONE...Outlook through Tonight.

High temperatures are forecast to be in the middle 90s this afternoon.
Heat indices could reach 105 or slightly higher across portions of
far western Alabama during the afternoon.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

High temperatures are forecast to be in the middle 90s on Friday.
Heat indices could reach 105 or higher across portions of western and
northern Alabama during the afternoon.

.SPOTTER INFORMATION STATEMENT...

Activation of storm spotters and emergency management is not
anticipated at this time.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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