Alert archive / Florida / Special Weather Statements in 2017
Special Weather Statement, NWS Miami, FL
NWS Miami, FL issued this special weather statement at Jan 23, 2017, 4:01 AM EST for Miami-Dade County, Florida. It was in force for 44 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
- Jan 23, 2017, 4:01 AM EST (09:01 UTC)
- Expired
- Jan 23, 2017, 4:45 AM EST
- In force
- 44 min
- Issued by
- NWS Miami, FL
County Miami-Dade County, FL
The radar
The Miami radar (KAMX), 26 km from the middle of the area, began a volume at 09:05 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 00:00Z, 9.0 hours before the alert went out and 52 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
- 635 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 1027 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 204 m²/s²
- 0-3 km storm-relative helicity
- 203 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.7
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 Jan 23, 4:00 AM EST, 1 minute earlier.
Area forecast discussion, Jan 23, 4:00 AM EST, 1 minute before
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</html>Hazardous weather outlook, Jan 22, 10:03 PM EST, 5 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK FOR SOUTH FLORIDA...UPDATED NATIONAL WEATHER SERVICE MIAMI FL 1003 PM EST SUN JAN 22 2017 AMZ610-630-650-651-670-671-FLZ063-066>075-168-172>174-GMZ656-657-676- 231100- 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- 1003 PM EST SUN JAN 22 2017 ...TORNADO WATCH 24 IS IN EFFECT UNTIL EARLY MONDAY MORNING... ...HIGH RISK OF RIP CURRENTS WEST COAST BEACHES OF SOUTH FLORIDA... ...DANGEROUS MARINE CONDITIONS DEVELOPING TODAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH FLORIDA. .DAY ONE...TONIGHT THUNDERSTORMS: SHOWERS AND THUNDERSTORMS WILL OVERSPREAD SOUTH FLORIDA AHEAD OF A STRONG COLD FRONT. THERE IS A POTENTIAL FOR STRONG TO SEVERE THUNDERSTORMS THIS AFTERNOON, EVENING, AND OVERNIGHT. THE MAIN THREATS EXPECTED ARE DAMAGING WIND GUSTS, FREQUENT LIGHTNING STRIKES, HAIL AND ISOLATED TORNADOES. TORNADOES: ISOLATED TORNADOES MAY DEVELOP WITH THUNDERSTORMS ACROSS THE REGION LATER THIS AFTERNOON AND OVERNIGHT. WATERSPOUTS ARE POSSIBLE WITH ANY SHOWER AND THUNDERSTORM ACTIVITY THAT DEVELOPS TODAY. WIND: THERE IS A WIND ADVISORY IN EFFECT FOR ALL SOUTH FLORIDA TODAY. WINDS ARE EXPECTED TO INCREASE BETWEEN 20 TO 25 MPH THIS AFTERNOON WITH GUSTS TO AROUND 35 MPH. THERE IS ALSO A POTENTIAL FOR THUNDERSTORMS LATER THIS AFTERNOON, EVENING, AND OVERNIGHT TO PRODUCE DAMAGING WIND GUSTS IN EXCESS OF 60 MPH. HAIL: HAIL UP TO THE SIZE OF QUARTER DOLLARS IS POSSIBLE WITH STRONG THUNDERSTORMS THAT DEVELOP LATER THIS AFTERNOON, EVENING, AND OVERNIGHT. FLOODING: MINOR FLOODING IS POSSIBLE WITH HEAVIER SHOWERS AND STORMS LEADING TO PONDING OF WATER IN POORLY DRAINED AREAS OVER THE EAST COAST AND GULF COAST METRO AREAS. MINOR COASTAL FLOODING IS POSSIBLE ALONG THE GULF COAST AROUND THE TIMES OF HIGH TIDE. RIP CURRENTS: THERE IS A HIGH RISK OF RIP CURRENTS FOR THE GULF COAST BEACHES. FOR THE ATLANTIC BEACHES, A MORE MODERATE RISK OF RIP CURRENTS IS EXPECTED TODAY. WAVES: SEAS BUILDING TO 10 TO 12 FEET IN THE OFFSHORE ATLANTIC AND 10 TO 16 FEET IN THE GULF LATE TONIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY STRONG WEST WIND BEHIND THE FRONT WILL CONTINUE TO LEAD TO HAZARDOUS MARINE CONDITIONS ACROSS SOUTH FLORIDA WATERS THROUGH TUESDAY. RIP CURRENTS WILL BE POSSIBLE ALONG BOTH THE ATLANTIC AND GULF COASTS THROUGH TUESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE NEEDED TONIGHT. 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. BAXTER
In the hours before
Local storm report, Jan 23, 2:57 AM EST, 1 hour 4 minutes before
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</html>Local storm report, Jan 23, 2:59 AM EST, 1 hour 2 minutes before
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</html>Local storm report, Jan 23, 3:00 AM EST, 1 hour 1 minute before
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</html>Local storm report, Jan 23, 3:03 AM EST, 58 minutes before
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</html>Local storm report, Jan 23, 3:32 AM EST, 29 minutes before
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</html>Special weather statement, Jan 23, 4:01 AM EST, 0 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 |
|---|---|---|---|---|
| Jan 22, 11:15 PM EST | Special Weather Statement | MFL | Glades, Hendry | 60 min |
| Jan 22, 11:32 PM EST | Special Marine Warning | MFL | 28 min | |
| Jan 22, 11:50 PM EST | Special Marine Warning | MFL | 25 min | |
| Jan 23, 12:03 AM EST | Special Marine Warning | MFL | 57 min | |
| Jan 23, 12:03 AM EST | Special Weather Statement | MFL | Collier, Glades, Hendry, Palm Beach | 57 min |
| Jan 23, 12:20 AM EST | Special Marine Warning | MFL | 25 min | |
| Jan 23, 12:25 AM EST | Severe Thunderstorm Warning | MFL | Glades, Hendry, Palm Beach | 50 min |
| Jan 23, 12:36 AM EST | Severe Thunderstorm Warning | MFL | Collier | 24 min |
| Jan 23, 12:46 AM EST | Special Marine Warning | MFL | 44 min | |
| Jan 23, 12:54 AM EST | Special Weather Statement | MFL | Broward, Collier, Palm Beach | 66 min |
| Jan 23, 12:58 AM EST | Tornado Warning | MFL | Palm Beach | 32 min |
| Jan 23, 1:03 AM EST | Severe Thunderstorm Warning | MFL | Collier | 42 min |
| Jan 23, 1:12 AM EST | Special Marine Warning | MFL | 63 min | |
| Jan 23, 1:17 AM EST | Tornado Warning | MFL | Palm Beach | 28 min |
| Jan 23, 1:25 AM EST | Tornado Warning | MFL | Collier | 20 min |
| Jan 23, 1:26 AM EST | Special Marine Warning | MFL | 94 min | |
| Jan 23, 1:41 AM EST | Tornado Warning | MFL | Palm Beach | 10 min |
| Jan 23, 1:52 AM EST | Special Marine Warning | MFL | 83 min | |
| Jan 23, 1:56 AM EST | Special Weather Statement | MFL | Broward, Monroe, Palm Beach | 64 min |
| Jan 23, 2:02 AM EST | Severe Thunderstorm Warning | MFL | Palm Beach | 43 min |
| Jan 23, 2:23 AM EST | Wind Advisory | MFL | Broward, Collier, Glades, Hendry, Miami-Dade, Monroe and 1 more | 17 hr |
| Jan 23, 2:29 AM EST | Severe Thunderstorm Warning | MFL | Broward | 31 min |
| Jan 23, 2:48 AM EST | Special Weather Statement | MFL | Broward, Miami-Dade, Monroe | 87 min |
| Jan 23, 2:49 AM EST | Special Weather Statement | MFL | Monroe | 26 min |
| Jan 23, 2:54 AM EST | Severe Thunderstorm Warning | MFL | Broward | 36 min |
| Jan 23, 2:56 AM EST | Tornado Warning | MFL | Miami-Dade, Monroe | 34 min |
| Jan 23, 2:57 AM EST | Special Marine Warning | MFL | 63 min | |
| Jan 23, 3:06 AM EST | Special Marine Warning | MFL | 84 min | |
| Jan 23, 3:35 AM EST | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade, Monroe | 40 min |
| Jan 23, 3:42 AM EST | Special Marine Warning | MFL | 48 min | |
| Jan 23, 3:44 AM EST | Tornado Warning | MFL | Miami-Dade | 19 min |
| Jan 23, 4:15 AM EST | Severe Thunderstorm Warning | MFL | Miami-Dade | 11 min |
| Jan 23, 4:19 AM EST | Special Marine Warning | MFL | 41 min | |
| Jan 23, 4:55 AM EST | Special Marine Warning | MFL | 50 min | |
| Jan 23, 5:43 AM EST | Special Marine Warning | MFL | 32 min | |
| Jan 23, 5:43 AM EST | Special Marine Warning | MFL | 32 min | |
| Jan 23, 6:12 AM EST | Special Marine Warning | MFL | 48 min | |
| Jan 23, 7:03 AM EST | Special Weather Statement | MFL | Collier, Glades, Hendry | 87 min |
| Jan 23, 7:45 AM EST | Special Marine Warning | MFL | 60 min | |
| Jan 23, 8:30 AM EST | Special Weather Statement | MFL | Palm Beach | 75 min |
| Jan 23, 9:52 AM EST | Special Weather Statement | MFL | Miami-Dade | 53 min |
| Jan 23, 10:38 AM EST | Special Marine Warning | MFL | 82 min | |
| Jan 23, 11:34 AM EST | Special Marine Warning | MFL | 56 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.