Alert archive / Florida / Flash Flood Warnings in 2009
Flash Flood Warning 4, NWS Miami, FL
NWS Miami, FL issued this flash flood warning at Dec 17, 2009, 5:02 PM EST for Miami-Dade County, Florida. It was in force for 75 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
- Dec 17, 2009, 5:02 PM EST (22:02 UTC)
- Expired
- Dec 17, 2009, 6:17 PM EST
- In force
- 75 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
- Flood severity
- None
County Miami-Dade County, FL
The radar
The Miami radar (KAMX), 24 km from the middle of the area, began a volume at 22:01 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, 10.0 hours before the alert went out and 9 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
- 714 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 634 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS52 KMFL 172202
FFWMFL
FLC086-180000-
/O.NEW.KMFL.FF.W.0004.091217T2202Z-091218T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIAMI FL
502 PM EST THU DEC 17 2009
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EAST CENTRAL MIAMI-DADE COUNTY IN SOUTHEAST FLORIDA...
THIS INCLUDES THE CITIES OF...SOUTH MIAMI...MIAMI...KENDALL...CORAL
GABLES...
* UNTIL 700 PM EST
* AT 458 PM EST...AN OFF DUTY WEATHER SERVICE EMPLOYEE REPORTED
FLASH FLOODING FROM THUNDERSTORM OVER THE WARNED AREA. WATER WAS
REPORTED UP CAR HANDLES OR BETWEEN 2 AND 3 FEET DEEP IN THE AREA OF
BRICKELL NEAR DOWNTOWN MIAMI.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ORANGE
BOWL...LITTLE HAITI...EL PORTAL...MIAMI SHORES AND LIBERTY CITY
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF URBAN
AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE
AREAS AND LOW LYING SPOTS. REMEMBER...TURN AROUND...DONT DROWN
&&
LAT...LON 2579 8018 2575 8018 2573 8022 2572 8024
2570 8024 2567 8026 2568 8037 2572 8036
2576 8025 2588 8020 2588 8016
$$
TINGLER1 follow-up statement
000
WGUS72 KMFL 172317
FFSMFL
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
617 PM EST THU DEC 17 2009
FLC086-172320-
/O.CAN.KMFL.FF.W.0004.000000T0000Z-091218T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MIAMI-DADE FL-
617 PM EST THU DEC 17 2009
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EAST CENTRAL
MIAMI-DADE COUNTY...
THE THUNDERSTORMS RESPONSIBLE FOR THE FLASH FLOODING IN MIAMI HAS
DISSIPATED... THEREFORE THE WARNING HAS BEEN CANCELLED... HOWEVER
AREAS OF STANDING WATER ARE STILL LIKELY IN THE METROPOLITAN AREA
WHERE THE HEAVY RAIN OCCURRED EARLIER. ALSO, LIGHT RAIN IS STILL
FALLING AND ADDITIONAL RAINFALL MAY OCCUR OVER THE NEXT FEW HOURS.
IF ADDITIONAL HEAVY RAIN OCCURS ANOTHER FLOOD ADVISORY OR WARNING
MAY BE NEEDED.
LAT...LON 2579 8018 2575 8018 2573 8022 2572 8024
2570 8024 2567 8026 2568 8037 2572 8036
2576 8025 2588 8020 2588 8016
$$
TINGLERThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 1:32 AM EST | Special Marine Warning | MFL | 30 min | |
| Dec 17, 4:58 AM EST | Dense Fog Advisory | MFL | Broward, Collier, Hendry, Miami-Dade, Monroe, Palm Beach | 3 hr |
| Dec 17, 5:04 AM EST | Small Craft Advisory for Hazardous Seas | MFL | 62 hr | |
| Dec 17, 10:17 AM EST | Special Weather Statement | MFL | Palm Beach | 43 min |
| Dec 17, 11:09 AM EST | Special Weather Statement | MFL | Palm Beach | 51 min |
| Dec 17, 12:00 PM EST | Special Marine Warning | MFL | 45 min | |
| Dec 17, 12:14 PM EST | Special Weather Statement | MFL | Palm Beach | 46 min |
| Dec 17, 3:12 PM EST | Areal Flood Advisory | MFL | Palm Beach | 108 min |
| Dec 17, 4:38 PM EST | Special Marine Warning | MFL | 37 min | |
| Dec 17, 4:53 PM EST | Special Weather Statement | MFL | Broward | 37 min |
| Dec 17, 5:16 PM EST | Special Marine Warning | MFL | 119 min | |
| Dec 17, 5:31 PM EST | Areal Flood Advisory | MFL | Broward, Palm Beach | 119 min |
| Dec 17, 5:53 PM EST | Special Marine Warning | MFL | 52 min | |
| Dec 17, 6:20 PM EST | Special Marine Warning | MFL | 55 min | |
| Dec 17, 6:25 PM EST | Special Weather Statement | MFL | Miami-Dade | 20 min |
| Dec 17, 6:39 PM EST | Special Weather Statement | MFL | Broward | 21 min |
Nearby
Flash Flood Warnings in Florida, 2009Every flash flood warning in 2009
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.