Alert archive / Florida / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 35, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 14, 2011, 7:52 PM EDT for Palm Beach County, Florida. It was in force for 23 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
- Jun 14, 2011, 7:52 PM EDT (23:52 UTC)
- Expired
- Jun 14, 2011, 8:15 PM EDT
- In force
- 23 min
- Issued by
- NWS Miami, FL
- Area
- Storm-based polygon
County Palm Beach County, FL
The radar
The Miami radar (KAMX), 111 km from the middle of the area, began a volume at 23:52 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, 11.9 hours before the alert went out and 85 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
- 1622 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 802 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
647
WUUS52 KMFL 142352
SVRMFL
FLC099-150015-
/O.NEW.KMFL.SV.W.0035.110614T2352Z-110615T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIAMI FL
752 PM EDT TUE JUN 14 2011
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL PALM BEACH COUNTY IN SOUTH FLORIDA.
* UNTIL 815 PM EDT
* AT 751 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS HAVE
DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 70 MPH. THIS STORM WAS
LOCATED 3 MILES NORTHWEST OF BOYNTON BEACH...AND MOVING SOUTH AT
15 MPH.
* THE STORM WILL AFFECT...
BOYNTON BEACH...
VILLAGE OF GOLF...
DELRAY BEACH...
AND SURROUNDING COMMUNITIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FREQUENT LIGHTNING IS OCCURRING WITH THIS THUNDERSTORM. IF
OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES AND
AVOID WATER. MOVE INDOORS OR INSIDE A VEHICLE IF POSSIBLE. AVOID
USING THE TELEPHONE UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG
UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.
&&
LAT...LON 2647 8005 2644 8005 2643 8006 2657 8025
2672 8014 2666 8003 2661 8003 2660 8004
2660 8003 2658 8003
TIME...MOT...LOC 2352Z 343DEG 14KT 2657 8012
$$
AK2 follow-up statements
713
WWUS52 KMFL 150002
SVSMFL
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
802 PM EDT TUE JUN 14 2011
FLC099-150015-
/O.CON.KMFL.SV.W.0035.000000T0000Z-110615T0015Z/
PALM BEACH FL-
802 PM EDT TUE JUN 14 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR EAST CENTRAL PALM BEACH COUNTY...
AT 801 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR VILLAGE OF
GOLF...MOVING SOUTHEAST AT 10 MPH. FUNNEL CLOUDS HAVE ALSO BEEN
REPORTED WITH THIS STORM.
LAT...LON 2647 8005 2644 8005 2643 8006 2654 8020
2662 8009 2662 8006 2661 8003 2660 8004
2660 8003 2658 8003
TIME...MOT...LOC 0002Z 317DEG 10KT 2651 8012
$$
AK352
WWUS52 KMFL 150011
SVSMFL
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
811 PM EDT TUE JUN 14 2011
FLC099-150020-
/O.EXP.KMFL.SV.W.0035.000000T0000Z-110615T0015Z/
PALM BEACH FL-
811 PM EDT TUE JUN 14 2011
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL PALM BEACH COUNTY
WILL EXPIRE AT 815 PM EDT...
THE STORM HAS WEAKENED AND THEREFORE THE WARNING WILL BE ALLOWED TO
EXPIRE.
LAT...LON 2647 8005 2644 8005 2643 8006 2654 8020
2662 8009 2662 8006 2661 8003 2660 8004
2660 8003 2658 8003
TIME...MOT...LOC 0010Z 317DEG 10KT 2649 8010
$$
AKThe office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 3:43 PM EDT | Special Marine Warning | MFL | 62 min | |
| Jun 14, 4:38 PM EDT | Special Marine Warning | MFL | 52 min | |
| Jun 14, 5:05 PM EDT | Special Marine Warning | MFL | 40 min | |
| Jun 14, 5:20 PM EDT | Special Weather Statement | MFL | Miami-Dade | 25 min |
| Jun 14, 5:29 PM EDT | Special Weather Statement | MFL | Miami-Dade | 31 min |
| Jun 14, 5:43 PM EDT | Areal Flood Advisory | MFL | Miami-Dade | 2 hr |
| Jun 14, 5:45 PM EDT | Special Marine Warning | MFL | 50 min | |
| Jun 14, 5:50 PM EDT | Special Weather Statement | MFL | Miami-Dade | 40 min |
| Jun 14, 6:08 PM EDT | Special Marine Warning | MFL | 2 hr | |
| Jun 14, 7:02 PM EDT | Special Marine Warning | MFL | 18 min | |
| Jun 14, 7:08 PM EDT | Special Marine Warning | MFL | 67 min | |
| Jun 14, 7:27 PM EDT | Special Weather Statement | MFL | Palm Beach | 48 min |
| Jun 14, 7:32 PM EDT | Special Weather Statement | MFL | Palm Beach | 28 min |
| Jun 14, 7:38 PM EDT | Special Weather Statement | MFL | Palm Beach | 22 min |
| Jun 14, 7:50 PM EDT | Special Marine Warning | MFL | 40 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2011Every severe thunderstorm warning in 2011
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.