Alert archive / Florida / Special Weather Statements in 2017
Special Weather Statement, NWS Miami, FL
NWS Miami, FL issued this special weather statement at Mar 23, 2017, 2:49 PM EDT for Glades County, Florida. It was in force for 41 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
- Mar 23, 2017, 2:49 PM EDT (18:49 UTC)
- Expired
- Mar 23, 2017, 3:30 PM EDT
- In force
- 41 min
- Issued by
- NWS Miami, FL
County Glades County, FL
The radar
The Melbourne radar (KMLB), 151 km from the middle of the area, began a volume at 18:50 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 nearest sounding before it
Miami, FL (KMFL), launched 12:00Z, 6.8 hours before the alert went out and 141 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 102 J/kg
- Mixed-layer CIN
- -238 J/kg
- Mixed-layer LCL
- 1228 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -31 m²/s²
- 0-3 km storm-relative helicity
- -7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>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 Miami, FL wrote its last area forecast discussion before this special weather statement went out at Mar 23, 1:33 PM EDT, 1 hour 16 minutes earlier.
Area forecast discussion, Mar 23, 1:33 PM EDT, 1 hour 16 minutes before
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Hazardous Weather Outlook for South Florida National Weather Service Miami FL 933 AM EDT Thu Mar 23 2017 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 240145- Lake Okeechobee-Biscayne Bay- Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM- Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM- Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM- Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the territorial waters of Bahamas-Glades-Hendry- Inland Palm Beach-Metro Palm Beach-Coastal Collier-Inland Collier- Inland Broward-Metro Broward-Inland Miami-Dade-Metro Miami-Dade- Mainland Monroe-Coastal Palm Beach-Coastal Broward-Coastal Miami- Dade-Far South Miami-Dade- Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM- Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM- Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM- 933 AM EDT Thu Mar 23 2017 ...Strong thunderstorms are possible over South Florida today... ...High Risk of Rip Currents along the Atlantic beaches... ...Deteriorating Marine Conditions will persist into the weekend... This hazardous weather outlook is for South Florida. .DAY ONE...TODAY AND TONIGHT Rip currents: There is a High Risk of Rip Currents for the Atlantic beaches today and tonight. Thunderstorms: Afternoon and evening thunderstorms are likely today with the threat of strong winds, hail, locally heavy rainfall, and dangerous cloud-to-ground lightning. Isolated severe thunderstorms cannot be ruled out today. Wind: Sustained wind speeds over the local waters of 20 to 25 knots are expected by this afternoon. Any thunderstorms that develop today could produce strong wind gusts of 45 to 55 mph. Hail: The strongest thunderstorms today could produce hail up to the size of a quarter. Waves: Hazardous marine conditions are possible across the local waters beginning today as seas build to 9 to 11 feet in the Atlantic ahead of an approaching frontal boundary. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY A high risk of Rip Currents is expected for the Atlantic beaches through the weekend. Hazardous marine conditions are expected to persist into the weekend. .SPOTTER INFORMATION STATEMENT... Widespread spotter activation is not anticipated, however individual spotters are encouraged to report high wind, hail and flooding to the National Weather Service forecast office in Miami. For more information...visit the National Weather Service in Miami website at www.weather.gov/miami.
In the hours before
Special weather statement, Mar 23, 9:44 AM EDT, 5 hours 5 minutes before
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</html>Special weather statement, Mar 23, 2:49 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE Miami FL
249 PM EDT THU MAR 23 2017
FLZ063-066-067-231930-
Hendry FL-Inland Palm Beach County FL-Glades FL-
249 PM EDT THU MAR 23 2017
...Significant Weather Advisory for the development of funnel clouds
and up to nickel sized hail for northeastern Hendry and southwestern
Glades Counties Until 330 PM EDT...
* At 247 PM EDT...Doppler radar was tracking a strong thunderstorm
with rotation, Capable of producing a funnel cloud near Lakeport,
moving south at 10 mph.
* In addition, up to nickel sized hail is possible. Seek shelter in a
safe building until the storm passes.
* LOCATIONS IMPACTED INCLUDE...
Clewiston, Labelle, Moore Haven, Lakeport, Montura, Palmdale, Lake
Harbor, Port La Belle, Devils Garden, Ortona, Harlem and Lake
Hicpochee.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with this storm, and may lead
to street flooding. Do not drive your vehicle through flooded
roadways.
This activity was also developing in an environment favorable for the
formation of funnel clouds. Stay tuned to NOAA weather radio and
local media for additional updates and possible warnings.
Residents should remain on the alert for additional statements and
possible warnings.
&&
LAT...LON 2702 8132 2699 8105 2689 8109 2671 8081
2645 8092 2673 8149
TIME...MOT...LOC 1847Z 001DEG 9KT 2692 8116
ARThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 3:56 AM EDT | Rip Current Statement | MFL | Broward, Miami-Dade, Palm Beach | 4 days |
| Mar 23, 4:03 AM EDT | Small Craft Advisory | MFL | 61 hr | |
| Mar 23, 9:28 AM EDT | Special Marine Warning | MFL | 62 min | |
| Mar 23, 9:44 AM EDT | Special Weather Statement | MFL | Palm Beach | 46 min |
| Mar 23, 10:45 AM EDT | Special Marine Warning | MFL | 45 min | |
| Mar 23, 12:00 PM EDT | Special Marine Warning | MFL | 45 min | |
| Mar 23, 2:20 PM EDT | Special Marine Warning | MFL | 25 min | |
| Mar 23, 3:27 PM EDT | Special Weather Statement | MFL | Hendry | 63 min |
| Mar 23, 3:50 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 25 min |
| Mar 23, 4:01 PM EDT | Special Weather Statement | MFL | Collier | 44 min |
| Mar 23, 4:11 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Collier, Hendry, Palm Beach | |
| Mar 23, 4:18 PM EDT | Severe Thunderstorm Warning | MFL | Collier, Hendry | 27 min |
| Mar 23, 4:23 PM EDT | Special Marine Warning | MFL | 2 hr | |
| Mar 23, 4:35 PM EDT | Special Marine Warning | MFL | 85 min | |
| Mar 23, 4:39 PM EDT | Special Weather Statement | MFL | Collier | 36 min |
| Mar 23, 4:44 PM EDT | Special Weather Statement | MFL | Collier | 61 min |
| Mar 23, 4:53 PM EDT | Special Weather Statement | MFL | Monroe | 52 min |
| Mar 23, 5:23 PM EDT | Special Weather Statement | MFL | Palm Beach | 37 min |
| Mar 23, 5:34 PM EDT | Special Marine Warning | MFL | 26 min | |
| Mar 23, 6:25 PM EDT | Special Weather Statement | MFL | Broward | 35 min |
Nearby
Special Weather Statements in Florida, 2017Every special weather statement in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.