Severe Thunderstorm Warning 143, NWS Jacksonville, FL

Area Forecast Discussion
National Weather Service Jacksonville FL
939 AM EDT Wed May 24 2017

...SEVERE STORMS TODAY WITH LOCALLY HEAVY RAINFALL...

.UPDATE...Ne Fl/se Ga has been upgraded to an Enhanced risk of
severe storms by SPC. Tornado watch currently in effect for ne
Fl...surface boundary has produced rotating storms this morning.
Additional storms over the Fl panhandle will move into and
strengthen over the area this afternoon as strong upper trough and
surface cold front approaches from the west. Instability and
shear will be adequate for severe storms with tornadoes. Locally
heavy rainfall will occur with areas of localized flooding
possible. Storms will decrease early this evening. Cold front will
move across the area overnight with a lingering chance of showers
and thunderstorms until around midnight.

&&

.AVIATION...Storms will continue to affect ne Fl TAF sites this
morning and continue through the afternoon hours as storms continue
to develop. Storms will move into and develop over se Ga by early
afternoon affecting SSI until early evening. MVFR conditions will
lower to IFR/LIFR conditions in heavy showers and storms. Storms
will decrease this evening by 01z with MVFR cigs expected through
at least 04z.

&&

.PRELIMINARY POINT TEMPS/POPS...
AMG  80  62  79  58 /  80  50   0   0
SSI  81  68  81  65 /  80  50  10   0
JAX  81  64  83  62 / 100  60  10   0
SGJ  79  65  83  64 / 100  70  10   0
GNV  78  64  82  59 / 100  70  10   0
OCF  79  67  82  60 / 100  80  20   0

&&

.JAX WATCHES/WARNINGS/ADVISORIES...
FL...None.
GA...None.
AM...Small Craft Advisory until 2 PM EDT Thursday for Coastal waters
     from Altamaha Sound to Fernandina Beach FL out 20 NM-
     Coastal waters from Fernandina Beach to St. Augustine FL
     out 20 NM-Coastal waters from St. Augustine to Flagler
     Beach FL out 20 NM-Waters from Altamaha Sound GA to
     Fernandina Beach FL from 20 to 60 NM-Waters from Fernandina
     Beach to St. Augustine FL from 20 to 60 NM-Waters from St.
     Augustine to Flagler Beach FL from 20 to 60 NM.

&&

Zibura/Shashy/Corless

Hazardous Weather Outlook
National Weather Service Jacksonville FL
706 AM EDT Wed May 24 2017

AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040-124-125-
GAZ132>136-149>154-162>166-251115-
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
Hamilton-Suwannee-Columbia-Baker-Inland Nassau-Inland Duval-Union-
Bradford-Clay-St. Johns-Gilchrist-Alachua-Putnam-Flagler-Marion-
Coastal Nassau-Coastal Duval-Coffee-Jeff Davis-Bacon-Appling-
Wayne-Atkinson-Ware-Pierce-Brantley-Inland Glynn-Coastal Glynn-
Echols-Clinch-Charlton-Inland Camden-Coastal Camden-
706 AM EDT Wed May 24 2017

...TORNADO WATCH IN EFFECT FOR NORTHEAST FLORIDA UNTIL 3 PM...

...WIDESPREAD HEAVY RAINFALL POSSIBLE THROUGH THIS EVENING...

...SMALL CRAFT ADVISORY FOR THE COASTAL WATERS...

This Hazardous Weather Outlook is for Northeast Florida,
Southeast Georgia and the Adjacent Coastal Waters.

.DAY ONE...Today and Tonight...

Strong to severe thunderstorms are possible through this evening,
with isolated tornadoes, damaging wind gusts in excess of 60 mph,
frequent cloud to ground lightning strikes, and large hail
possible within any severe storms that develop. A Tornado Watch is
in effect until 3 PM this afternoon.

Rounds of heavy showers and storms will move across the region
today. Widespread 2 to 3 inches of rain is expected across
northeast Florida with locally higher amounts in training bands.
Around 1 inch of rain is expected across southeast Georgia, with
locally higher amounts. Localized flooding is possible where
thunderstorms move over the same region, with urban and low lying
areas being more prone to localized flooding.

A Small Craft Advisory is in effect for the coastal waters. A few
gusts to gale force are possible tonight over the offshore waters.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday...

A Small Craft Advisory is in effect through Thursday afternoon.

There is a chance of thunderstorms Monday and Tuesday afternoon.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is requested.

For additional information, visit the National Weather Service in
Jacksonville website on the internet at weather.gov/jax.

Special Weather Statement
National Weather Service Jacksonville FL
809 AM EDT WED MAY 24 2017

FLZ033-038-241300-
St. Johns FL-Flagler FL-
809 AM EDT WED MAY 24 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN FLAGLER AND
SOUTHEASTERN ST. JOHNS COUNTIES UNTIL 900 AM EDT...

At 809 AM EDT, Doppler radar was tracking a strong thunderstorm near
Hastings, moving northeast at 25 mph.

Wind gusts of 40 to 50 mph can be expected along with possible minor
wind damage.

Locations impacted include...
Saint Augustine Beach, Marineland, Saint Augustine Shores, Butler
Beach, Crescent Beach and Dupont Center.

A tornado watch remains in effect until 300 PM EDT for northeastern
Florida.

LAT...LON 2955 8147 2961 8152 2963 8152 2989 8122
      2967 8115
TIME...MOT...LOC 1209Z 234DEG 21KT 2962 8146

PETERSON

Special Weather Statement
National Weather Service Jacksonville FL
836 AM EDT WED MAY 24 2017

FLZ036-037-241315-
Putnam FL-Alachua FL-
836 AM EDT WED MAY 24 2017

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL ALACHUA AND
NORTHWESTERN PUTNAM COUNTIES UNTIL 915 AM EDT...

At 836 AM EDT, Doppler radar was tracking a strong thunderstorm over
Hawthorne, or 9 miles south of Melrose, moving northeast at 25 mph.

Wind gusts of 40 to 50 mph can be expected along with possible minor
wind damage.

Locations impacted include...
Palatka, Interlachen, Hawthorne, George's Lake, Florahome, Melrose
Landing, Bardin, Hollister, Johnson and Putnam Hall.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

A tornado watch remains in effect until 300 PM EDT for northern and
northeastern Florida.

LAT...LON 2947 8210 2958 8217 2975 8197 2975 8194
      2976 8193 2978 8193 2980 8191 2980 8186
      2984 8181 2964 8166
TIME...MOT...LOC 1236Z 234DEG 20KT 2957 8206

PETERSON

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
843 AM EDT WED MAY 24 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0500 AM     TSTM WND GST     ST. AUGUSTINE           29.89N 81.31W
05/24/2017  E40 MPH          ST. JOHNS          FL   BROADCAST MEDIA

            TREE LIMB FELL DOWN OVER POWER LINES AND A VEHICLE. WIND
            SPEED ESTIMATED WITH RADAR.

&&

WCORLESS

Special Weather Statement
National Weather Service Jacksonville FL
858 AM EDT WED MAY 24 2017

FLZ033-241345-
St. Johns FL-
858 AM EDT WED MAY 24 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN ST. JOHNS COUNTY UNTIL
945 AM EDT...

At 857 AM EDT, Doppler radar was tracking a strong thunderstorm near
Federal Point, or near Hastings, moving northeast at 50 mph. Radar
indicated weak rotation with this storm. Tornadoes can occur with
little or no advanced warning.

Locations impacted include...
Saint Augustine, Hastings, Saint Augustine Beach, Crescent Beach,
Saint Augustine Shores, Butler Beach, Saint Augustine South, Vilano
Beach, Spuds and Anastasia.

LAT...LON 2971 8123 2969 8153 2976 8153 2976 8154
      2983 8154 3001 8133
TIME...MOT...LOC 1257Z 240DEG 49KT 2978 8151

WOLF

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