Alert archive / Florida / Special Marine Warnings in 2021
Special Marine Warning 512, NWS Miami, FL
NWS Miami, FL issued this special marine warning at Oct 29, 2021, 5:42 AM EDT. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 29, 2021, 5:42 AM EDT (09:42 UTC)
- Expired
- Oct 29, 2021, 6:45 AM EDT
- In force
- 63 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
- Hail
- 0.0 in
- Wind
- 40.0 mph
What forecasters said that day
The local office's own words before this special marine warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Miami, FL wrote its last area forecast discussion before this special marine warning went out at Oct 29, 3:47 AM EDT, 1 hour 55 minutes earlier.
Area forecast discussion, Oct 29, 3:47 AM EDT, 1 hour 55 minutes before
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</html>Hazardous weather outlook, Oct 29, 4:08 AM EDT, 1 hour 34 minutes before
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</html>In the hours before
Special weather statement, Oct 29, 12:17 AM EDT, 5 hours 25 minutes before
Special Weather Statement
National Weather Service Miami FL
1217 AM EDT Fri Oct 29 2021
FLZ067-068-071-072-168-172-290500-
Inland Broward County FL-Coastal Broward County FL-
Coastal Palm Beach County FL-Metro Broward County FL-
Inland Palm Beach County FL-Metro Palm Beach County FL-
1217 AM EDT Fri Oct 29 2021
...A strong thunderstorm will impact portions of Broward and
southeastern Palm Beach Counties through 100 AM EDT...
At 1217 AM EDT, National Weather Service meteorologists were tracking
a strong thunderstorm capable of producing a funnel cloud over East
Toll Gate On Alligator Alley, or 10 miles west of Sunrise, moving
east at 35 mph.
HAZARD...Funnel clouds and winds in excess of 30 mph.
SOURCE...Radar indicated.
IMPACT...Funnel clouds occasionally touch down and produce tornadoes
or waterspouts. Gusty winds could knock down tree limbs and
blow around unsecured objects.
Locations impacted include...
Fort Lauderdale, Pembroke Pines, Hollywood, Coral Springs, Pompano
Beach, Davie, Plantation, Sunrise, Boca Raton, Deerfield Beach,
Boynton Beach, Delray Beach, Tamarac, Margate, Lighthouse Point,
Lauderdale-By-The-Sea, Highland Beach, Ocean Ridge, Lauderhill and
Weston.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
These winds can down small tree limbs and branches, and blow around
unsecured small objects. Seek shelter in a safe building until the
storm passes.
&&
LAT...LON 2600 8060 2636 8050 2656 8005 2607 8010
TIME...MOT...LOC 0417Z 260DEG 32KT 2614 8046
FUNNEL CLOUD...POSSIBLE
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH
ARLocal storm report, Oct 29, 12:54 AM EDT, 4 hours 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1254 AM EDT FRI OCT 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1241 AM MARINE TSTM WIND 3 SW KEY BISCAYNE 25.66N 80.19W
10/29/2021 M56 MPH AMZ630 FL MESONET
A THUNDERSTORM WIND GUST OF 48 KNOTS (56
MPH) WAS RECORDED AT WXFLOW SITE XKBS,
BISCAYNE BAY LIGHT 20, IN ASSOCIATION WITH A
LINE OF STORMS MOVING OVER THE AREA.
&&
MOLLEDALocal storm report, Oct 29, 12:56 AM EDT, 4 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
1256 AM EDT FRI OCT 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1242 AM MARINE TSTM WIND 4 WNW KEY BISCAYNE 25.70N 80.22W
10/29/2021 M43 MPH AMZ630 FL PUBLIC
A THUNDERSTORM WIND GUST OF 38 KNOTS (43
MPH) WAS RECORDED AT WXFLOW SITE XDIN,
DINNER KEY LIGHT, IN ASSOCIATION WITH A LINE
OF STORMS MOVING OVER THE AREA.
&&
MOLLEDALocal storm report, Oct 29, 1:08 AM EDT, 4 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
108 AM EDT FRI OCT 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1248 AM MARINE TSTM WIND 3 N KEY BISCAYNE 25.73N 80.16W
10/29/2021 M40 MPH AMZ651 FL BUOY
A THUNDERSTORM WIND GUST OF 35 KNOTS (40
MPH) WAS RECORDED AT NOS SITE VAKF1 IN
VIRGINIA KEY IN ASSOCIATION WITH A LINE OF
STORMS MOVING OVER THE AREA.
&&
MOLLEDALocal storm report, Oct 29, 1:10 AM EDT, 4 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
110 AM EDT FRI OCT 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1253 AM MARINE TSTM WIND 5 SSE MIAMI BEACH 25.75N 80.10W
10/29/2021 M47 MPH AMZ651 FL MESONET
A THUNDERSTORM WIND GUST OF 41 KNOTS (47
MPH) WAS RECORDED AT WXFLOW STATION XGVT
GOVERNMENT CUT IN ASSOCIATION WITH A LINE OF
STORMS MOVING OVER THE AREA. HEIGHT OF THE
ANEMOMETER IS 75 FEET.
&&
MOLLEDALocal storm report, Oct 29, 1:21 AM EDT, 4 hours 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MIAMI FL
121 AM EDT FRI OCT 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1256 AM MARINE TSTM WIND 8 SSE KEY BISCAYNE 25.59N 80.10W
10/29/2021 M50 MPH AMZ651 FL C-MAN STATION
A THUNDERSTORM WIND GUST OF 43 KNOTS (50
MPH) WAS RECORDED AT NOAA C-MAN STATION
FWYF1 FOWEY ROCKS AS A LINE OF STORMS MOVED
THROUGH THE AREA. HEIGHT OF THE ANEMOMETER
IS 144 FEET.
&&
MOLLEDAThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 28, 8:06 PM EDT | Special Weather Statement | MFL | Hendry | 39 min |
| Oct 28, 8:10 PM EDT | Special Weather Statement | MFL | Collier | 50 min |
| Oct 28, 8:36 PM EDT | Severe Thunderstorm Warning | MFL | Collier | 39 min |
| Oct 28, 8:42 PM EDT | Special Marine Warning | MFL | 33 min | |
| Oct 28, 8:48 PM EDT | Special Weather Statement | MFL | Palm Beach | 27 min |
| Oct 28, 8:52 PM EDT | Special Marine Warning | MFL | 23 min | |
| Oct 28, 8:53 PM EDT | Special Weather Statement | MFL | Collier, Hendry | 67 min |
| Oct 28, 9:16 PM EDT | Special Weather Statement | MFL | Palm Beach | 29 min |
| Oct 28, 9:42 PM EDT | Special Marine Warning | MFL | 63 min | |
| Oct 28, 10:32 PM EDT | Special Marine Warning | MFL | 58 min | |
| Oct 28, 10:45 PM EDT | Special Marine Warning | MFL | 60 min | |
| Oct 28, 11:02 PM EDT | Special Weather Statement | MFL | Broward | 28 min |
| Oct 29, 12:00 AM EDT | Special Weather Statement | MFL | Miami-Dade | 45 min |
| Oct 29, 12:17 AM EDT | Special Weather Statement | MFL | Broward | 43 min |
| Oct 29, 12:25 AM EDT | Special Marine Warning | MFL | 65 min | |
| Oct 29, 1:01 AM EDT | Special Marine Warning | MFL | 59 min | |
| Oct 29, 2:31 AM EDT | Special Marine Warning | MFL | 44 min | |
| Oct 29, 3:39 AM EDT | High Surf Advisory | MFL | Collier | 40 hr |
| Oct 29, 3:36 PM EDT | Coastal Flood Statement | MFL | Collier | 20 hr |
Nearby
Special Marine Warnings in Florida, 2021Every special marine warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.