Alert archive / Florida / Special Weather Statements in 2018

Special Weather Statement, NWS Key West, FL

October 7, 2018

NWS Key West, FL issued this special weather statement at Oct 7, 2018, 10:50 PM EDT. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 7, 2018, 10:50 PM EDT (02:50 UTC)
Expired
Oct 7, 2018, 11:30 PM EDT
In force
40 min
Issued by
NWS Key West, FL

The radar

The Key West radar (KBYX), 10 km from the middle of the area, began a volume at 02:52 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Key West, FL wrote its last area forecast discussion before this special weather statement went out at Oct 7, 3:35 PM EDT, 7 hours 15 minutes earlier.

Area forecast discussion, Oct 7, 3:35 PM EDT, 7 hours 15 minutes before
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Hazardous weather outlook, Oct 7, 10:47 AM EDT, 12 hours 3 minutes before
Hazardous Weather Outlook...UPDATED
National Weather Service Key West FL
1047 AM EDT Sun Oct 7 2018

FLZ076>078-GMZ031>035-042>044-052>055-072>075-081100-
Monroe Upper Keys-Monroe Middle Keys-Monroe Lower Keys-
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
Bayside and Gulf side from Craig Key to west end of Seven Mile
Bridge-
Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out
and beyond 5 fathoms-
Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel-
Gulf of Mexico from west end of Seven Mile Bridge to Halfmoon
Shoal out to 5 Fathoms-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out
to the reef-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
Straits of Florida from Ocean Reef to Craig Key out 20 NM-
Straits of Florida from Craig Key to west end of Seven Mile
Bridge out 20 NM-
Straits of Florida from west end of Seven Mile Bridge to south of
Halfmoon Shoal out 20 NM-
Straits of Florida from Halfmoon Shoal to 20 NM west of Dry
Tortugas out 20 NM-
Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out-
Straits of Florida from Craig Key to west end of Seven Mile
Bridge 20 to 60 NM out-
Straits of Florida from west end of Seven Mile Bridge to south of
Halfmoon Shoal 20 to 60 NM out-
Straits of Florida from Halfmoon Shoal to 20 NM west of Dry
Tortugas 20 to 60 NM out-
1047 AM EDT Sun Oct 7 2018

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE FLORIDA KEYS AND
ADJACENT COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

This afternoon, a Small Craft Advisory remains in effect this
afternoon and tonight for all Keys coastal waters for strong east
winds. Winds and seas will be higher in and near showers and
isolated storms or squalls within rainbands. Seas outside of
showers storms and squalls will build to 9 feet in the Western
Florida Straits by days end, then to near 11 feet tonight.

Isolated thunderstorms are expected across the Florida Keys and
adjacent coastal waters. The primary thunderstorm hazard will be
lightning strikes. Occasional wind gusts within the stronger fast
moving showers, squalls, and thunderstorms will exceed 35 to 40
knots.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

Small craft advisory conditions will continue across all waters
through at least Tuesday, and across western portions of the
waters during Tuesday night. Occasional wind gusts over 35 knots
will be likely in squalls. Seas across the Florida Straits will
reach 9 to 11 feet Monday through Tuesday across the Western
Florida Straits, and 7 to 10 feet across the Eastern Florida
Straits.

Isolated thunderstorms are expected across the Florida Keys and
adjacent coastal waters through the entire period. The primary
thunderstorm hazard will be lightning strikes.

.SPOTTER INFORMATION STATEMENT...

Futterman

In the hours before

Local storm report, Oct 7, 9:21 PM EDT, 1 hour 29 minutes before
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Local storm report, Oct 7, 10:13 PM EDT, 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KEY WEST FL
1013 PM EDT SUN OCT 7 2018

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

0930 PM     MARINE TSTM WIND 11 ESE CARD SOUND BRIDG 25.23N 80.21W
10/07/2018  M44 MPH          GMZ052             FL   MESONET

            A SOUTHEAST WIND GUST OF 38 KTS...OR 44 MPH...WAS
            RECORDED BY THE WEATHERFLOW MESONET STATION AT CARYSFORT
            REEF LIGHT...SIDE ID XCFL...AT 930 PM EDT. WINDS WERE
            SUSTAINED AT 29 KTS...OR 33 MPH.

&&

ROSS
Special weather statement, Oct 7, 10:43 PM EDT, 7 minutes before
Special Weather Statement
National Weather Service Key West FL
1043 PM EDT SUN OCT 7 2018

FLZ076-077-080315-
Monroe Upper Keys FL-Monroe Middle Keys FL-
1043 PM EDT SUN OCT 7 2018

...SIGNIFICANT WEATHER ADVISORY FOR MIDDLE KEYS IN MONROE AND UPPER
KEYS IN MONROE COUNTIES UNTIL 1115 PM EDT...

At 1043 PM EDT, National Weather Service Meteorologists detected a
strong thunderstorm 9 miles southeast of East End Of Long Key
Viaduct, moving west at 25 mph.

Winds in excess of 45 mph will be possible with this storm.

Locations impacted include...
Marathon, East End Of Long Key Viaduct, Long Key Viaduct, Channel 5
Bridge, East End Of Channel 5 Bridge, West End Of Channel 5 Bridge,
West End Of Long Key Viaduct, Lower Matecumbe Key, Long Key and
Grassy Key.

This includes US 1 between mile markers 52 and 75.

LAT...LON 2473 8109 2477 8104 2478 8097 2482 8093
      2482 8088 2487 8077 2490 8075 2484 8070
      2479 8078 2478 8086 2470 8100
TIME...MOT...LOC 0243Z 111DEG 23KT 2470 8074

CLR
Special weather statement, Oct 7, 10:50 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Key West FL
1050 PM EDT SUN OCT 7 2018

FLZ078-080330-
Monroe Lower Keys FL-
1050 PM EDT SUN OCT 7 2018

...SIGNIFICANT WEATHER ADVISORY FOR LOWER KEYS UNTIL 1130 PM EDT...

At 1049 PM EDT, National Weather Service Meteorologists detected a
strong thunderstorm 16 miles south of Little Palm Island Resort, or
17 miles south of Spanish Harbor Channel Bridge, moving northwest at
35 mph.

Winds in excess of 45 mph will be possible with this storm.

Locations impacted include...
Key West, Boca Chica, Big Coppitt Key, Boca Chica Channel Bridge,
Niles Channel Bridge, Saddlebunch Keys, Geiger Key, Sunset Key, Shark
Key and Upper Sugarloaf Key.

This includes US 1 between mile markers 0 and 26.

LAT...LON 2452 8178 2456 8186 2472 8166 2470 8162
      2478 8159 2478 8153 2460 8136 2459 8139
      2461 8143 2458 8146 2460 8151 2453 8171
      2452 8176
TIME...MOT...LOC 0249Z 124DEG 29KT 2439 8136

CLR

The office that day

Everything else NWS Key West, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 7, 8:38 PM EDTSpecial Marine WarningKEY32 min
Oct 7, 9:12 PM EDTCoastal Flood StatementKEYMonroe23 hr
Oct 7, 10:18 PM EDTSpecial Marine WarningKEY57 min
Oct 7, 10:30 PM EDTSpecial Marine WarningKEY60 min
Oct 7, 10:43 PM EDTSpecial Weather StatementKEY32 min
Oct 7, 11:40 PM EDTSpecial Marine WarningKEY65 min
Oct 7, 11:42 PM EDTSpecial Marine WarningKEY63 min
Oct 7, 11:53 PM EDTSpecial Marine WarningKEY67 min
Oct 7, 11:57 PM EDTSpecial Marine WarningKEY63 min
Oct 8, 12:45 AM EDTSpecial Marine WarningKEY60 min
Oct 8, 12:53 AM EDTSpecial Marine WarningKEY67 min
Oct 8, 1:24 AM EDTSpecial Marine WarningKEY66 min
Oct 8, 1:54 AM EDTSpecial Marine WarningKEY66 min
Oct 8, 2:37 AM EDTSpecial Marine WarningKEY53 min
Oct 8, 3:28 AM EDTSpecial Marine WarningKEY62 min
Oct 8, 6:59 AM EDTSpecial Marine WarningKEY61 min
Oct 8, 7:49 AM EDTSpecial Marine WarningKEY56 min
Oct 8, 9:17 AM EDTSpecial Marine WarningKEY58 min
Oct 8, 10:37 AM EDTSpecial Marine WarningKEY53 min
Oct 8, 3:57 PM EDTSpecial Marine WarningKEY63 min
Oct 8, 4:14 PM EDTSpecial Weather StatementKEY31 min
Oct 8, 4:43 PM EDTSpecial Marine WarningKEY2 min
Oct 8, 4:44 PM EDTSpecial Marine WarningKEY61 min
Oct 8, 5:49 PM EDTSpecial Marine WarningKEY41 min
Oct 8, 6:31 PM EDTSpecial Marine WarningKEY44 min

Nearby

Special Weather Statements in Florida, 2018Every special weather statement in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.