Alert archive / Florida / Coastal Flood Statements in 2020
Coastal Flood Statement 11, NWS Miami, FL
NWS Miami, FL issued this coastal flood statement at Oct 15, 2020, 3:23 PM EDT for Collier County, Florida. It was in force for 4 days.
The area
The counties it named.
The facts
- Issued
- Oct 15, 2020, 3:23 PM EDT (19:23 UTC)
- Expired
- Oct 19, 2020, 3:35 AM EDT
- In force
- 4 days
- Issued by
- NWS Miami, FL
County Collier County, FL
The radar
The Miami radar (KAMX), 111 km from the middle of the area, began a volume at 19:24 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, 7.4 hours before the alert went out and 113 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
- 1082 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 823 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- 51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this coastal flood 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 coastal flood statement went out at Oct 15, 1:50 PM EDT, 1 hour 33 minutes earlier.
Area forecast discussion, Oct 15, 1:50 PM EDT, 1 hour 33 minutes before
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</html>Hazardous weather outlook, Oct 15, 9:42 AM EDT, 5 hours 41 minutes before
Hazardous Weather Outlook for South Florida National Weather Service Miami FL 942 AM EDT Thu Oct 15 2020 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 160145- 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- 942 AM EDT Thu Oct 15 2020 ...Minor Coastal Flooding Possible During High Tides East Coast... ...Thunderstorms May Produce Heavy Rain and Gusty Winds... This hazardous weather outlook is for South Florida. .DAY ONE...TODAY AND TONIGHT Thunderstorms: Scattered thunderstorms will be possible, primarily across the eastern portions of South Florida and the Lake Okeechobee region. The strongest storms will be capable of frequent cloud to ground lightning, gusty winds, heavy rainfall, and localized flooding. Coastal Flooding: Higher than normal tides (highest predicted tides of the year) could lead to minor coastal flooding around the periods of high tide. Rip Currents: There is a moderate risk of rip currents at the Atlantic Coast beaches. Flooding: Locally heavy rainfall, especially in areas that see salt water intrusion from higher than normal tides, could lead to flooding of urban and/or poorly drained areas. Wind: Wind gusts up to 45 mph may be possible in the strongest thunderstorms this afternoon, especially the Atlantic waters and eastern areas. Waterspouts: A few waterspouts cannot be ruled out across the local waters. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY Higher than normal tides (highest predicted tides of the year) could lead to minor coastal flooding through the forecast period. Shower and thunderstorm chances and associated hazards continue late week as a cold front approaches the region. Breezy easterly winds are expected this weekend which may lead to hazardous marine and boating conditions along with an increase in the threat of rip currents along the east coast beaches of South Florida. .SPOTTER INFORMATION STATEMENT... Widespread spotter activation is not anticipated, however individual spotters are encouraged to report high wind, hail, waterspouts, and flooding to the National Weather Service forecast office in Miami. Please relay any information about observed severe weather to the NWS while following all local, state, and CDC guidelines. For more information...visit the National Weather Service in Miami website at www.weather.gov/miami.
In the hours before
Local storm report, Oct 15, 11:13 AM EDT, 4 hours 10 minutes before
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</html>The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 15, 3:23 PM EDT | Coastal Flood Advisory | MFL | Broward, Miami-Dade, Palm Beach | 7 days |
| Oct 15, 4:50 PM EDT | Special Weather Statement | MFL | Monroe | 40 min |
| Oct 15, 5:54 PM EDT | Special Weather Statement | MFL | Miami-Dade | 51 min |
| Oct 15, 6:22 PM EDT | Special Weather Statement | MFL | Monroe | 53 min |
Nearby
Coastal Flood Statements in Florida, 2020Every coastal flood statement in 2020
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.