Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 69, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jul 22, 2012, 2:39 PM EDT for Indian River County, Saint Lucie County, Florida. It was in force for 52 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 22, 2012, 2:39 PM EDT (18:39 UTC)
- Expired
- Jul 22, 2012, 3:31 PM EDT
- In force
- 52 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
The radar
The Melbourne radar (KMLB), 82 km from the middle of the area, began a volume at 18:43 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 22, 2:49 PM EDT | TSTM WND GST 45 | Vero Beach Airport, FL | KVRB ASOS OBSERVATION REMARK PK WIND 13039/1849. |
| Jul 22, 2:59 PM EDT | TSTM WND GST 41 | 3 Sse Roseland, FL | WEATHER UNDERGROUND WU80 130/11G36KTS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 6.7 hours before the alert went out and 116 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
- 765 J/kg
- Mixed-layer CIN
- -155 J/kg
- Mixed-layer LCL
- 1288 m above ground
- 0-6 km bulk shear
- 2 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- -6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
726
WUUS52 KMLB 221839
SVRMLB
FLC061-111-221945-
/O.NEW.KMLB.SV.W.0069.120722T1839Z-120722T1945Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
239 PM EDT SUN JUL 22 2012
THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN INDIAN RIVER COUNTY IN FLORIDA
EASTERN ST. LUCIE COUNTY IN FLORIDA
* UNTIL 345 PM EDT.
* AT 233 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SQUALL CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THE
SQUALL WAS ONSHORE SAINT LUCIE COUNTY AND WAS MOVING NORTHWARD UP
THE COAST TOWARD SEBASTIAN INLET AT 20 TO 25 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED
TO...LAKEWOOD PARK...VERO BEACH...INDIAN RIVER SHORES...POINTE
WEST...WINTER BEACH...WABASSO...SEBASTIAN HIGHLANDS...VERO LAKE
ESTATES AND SEBASTIAN
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 58 MILES AN
HOUR AND OR LARGE DESTRUCTIVE HAIL. FREQUENT TO EXCESSIVE LIGHTNING
AND VERY HEAVY RAIN WILL ALSO BE POSSIBLE. IF THE STORM APPROACHES
YOU...SEEK SHELTER IN AN ENCLOSED BUILDING ON THE LOWEST FLOOR. KEEP
AWAY FROM WINDOWS.
&&
LAT...LON 2726 8021 2728 8023 2726 8023 2726 8028
2721 8029 2721 8040 2782 8061 2782 8042
2779 8041 2759 8032 2759 8031 2754 8031
2743 8027 2728 8019
TIME...MOT...LOC 1838Z 127DEG 21KT 2758 8035
$$3 follow-up statements
293
WWUS52 KMLB 221856
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
256 PM EDT SUN JUL 22 2012
FLC061-111-221945-
/O.CON.KMLB.SV.W.0069.000000T0000Z-120722T1945Z/
ST. LUCIE-INDIAN RIVER-
256 PM EDT SUN JUL 22 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR EASTERN INDIAN RIVER AND EASTERN ST. LUCIE COUNTIES...
AT 252 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SQUALL CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
MPH. THE SQUALL WAS LOCATED NEAR VERO BEACH SOUTH...MOVING NORTHWEST
AT 25 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO POINTE
WEST...WINTER BEACH...PARADISE PARK...WABASSO BEACH PARK...WABASSO
BEACH...ORCHID...WABASSO...SEBASTIAN HIGHLANDS...VERO LAKE ESTATES
AND SEBASTIAN
LAT...LON 2726 8021 2728 8023 2726 8023 2726 8028
2721 8029 2721 8040 2782 8061 2782 8042
2779 8041 2759 8032 2759 8031 2754 8031
2743 8027 2728 8019
TIME...MOT...LOC 1855Z 127DEG 21KT 2764 8044
$$642
WWUS52 KMLB 221922
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
322 PM EDT SUN JUL 22 2012
FLC061-111-221945-
/O.CON.KMLB.SV.W.0069.000000T0000Z-120722T1945Z/
ST. LUCIE-INDIAN RIVER-
322 PM EDT SUN JUL 22 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR EASTERN INDIAN RIVER AND EASTERN ST. LUCIE COUNTIES...
AT 316 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SQUALL CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH. THE SQUALL WAS LOCATED BETWEEN FORT PIERCE INLET AND
SEBASTIAN INLET...OR NEAR FELLSMERE...MOVING NORTHWEST AT 25 TO 30
MPH. A REPORT FROM A TRAINED SPOTTER IN VERO BEACH INDICATED A 50
MPH WIND GUST WITH THIS SYSTEM AROUND 245 PM.
THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY.
LAT...LON 2726 8021 2728 8023 2726 8023 2726 8028
2721 8029 2721 8040 2782 8061 2782 8042
2779 8041 2759 8032 2759 8031 2754 8031
2743 8027 2728 8019
TIME...MOT...LOC 1919Z 127DEG 21KT 2772 8057
$$521
WWUS52 KMLB 221931
SVSMLB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
331 PM EDT SUN JUL 22 2012
FLC061-111-221941-
/O.CAN.KMLB.SV.W.0069.000000T0000Z-120722T1945Z/
ST. LUCIE-INDIAN RIVER-
331 PM EDT SUN JUL 22 2012
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN INDIAN RIVER AND
EASTERN ST. LUCIE COUNTIES IS CANCELLED. THE LEADING EDGE OF THE
SQUALL HAS MOVED NORTH OF THE AREA. HOWEVER...WIND GUSTS IN EXCESS
OF 30 MPH ARE EXPECTED THROUGH 400 PM THIS AFTERNOON.
LAT...LON 2726 8021 2728 8023 2726 8023 2726 8028
2721 8029 2721 8040 2782 8061 2782 8042
2779 8041 2759 8032 2759 8031 2754 8031
2743 8027 2728 8019
TIME...MOT...LOC 1931Z 127DEG 21KT 2776 8063
$$The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 2:24 PM EDT | Special Weather Statement | MLB | Martin, Saint Lucie | 51 min |
| Jul 22, 2:46 PM EDT | Special Marine Warning | MLB | 89 min | |
| Jul 22, 2:51 PM EDT | Special Marine Warning | MLB | 84 min | |
| Jul 22, 2:57 PM EDT | Special Weather Statement | MLB | Brevard | 63 min |
| Jul 22, 3:06 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 54 min |
| Jul 22, 3:09 PM EDT | Special Weather Statement | MLB | Okeechobee | 51 min |
| Jul 22, 3:34 PM EDT | Special Weather Statement | MLB | Osceola | 41 min |
| Jul 22, 3:36 PM EDT | Special Weather Statement | MLB | Brevard | 54 min |
| Jul 22, 3:50 PM EDT | Special Marine Warning | MLB | 115 min | |
| Jul 22, 3:57 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 5 min |
| Jul 22, 4:04 PM EDT | Severe Thunderstorm Warning | MLB | Orange, Osceola, Seminole, Volusia | 56 min |
| Jul 22, 4:16 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 26 min |
| Jul 22, 4:36 PM EDT | Special Weather Statement | MLB | Lake | 84 min |
| Jul 22, 5:05 PM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange | 34 min |
| Jul 22, 5:15 PM EDT | Special Weather Statement | MLB | Lake, Volusia | 90 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2012Every severe thunderstorm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.