Alert archive / Florida / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 33, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at May 31, 2017, 3:19 PM EDT for Indian River County, Florida. It was in force for 26 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
- May 31, 2017, 3:19 PM EDT (19:19 UTC)
- Expired
- May 31, 2017, 3:45 PM EDT
- In force
- 26 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
County Indian River County, FL
The radar
The Melbourne radar (KMLB), 38 km from the middle of the area, began a volume at 19:19 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
Cape Canaveral, FL (KXMR), launched 12:00Z, 7.3 hours before the alert went out and 78 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
- 779 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 1028 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -27 m²/s²
- 0-3 km storm-relative helicity
- -3 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -1.4
The text
As transmitted.
478 WUUS52 KMLB 311919 SVRMLB FLC061-311945- /O.NEW.KMLB.SV.W.0033.170531T1919Z-170531T1945Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Melbourne FL 319 PM EDT WED MAY 31 2017 The National Weather Service in Melbourne has issued a * Severe Thunderstorm Warning for... North central Indian River County in east central Florida... * Until 345 PM EDT * At 319 PM EDT, a severe thunderstorm was located over Fellsmere, and is nearly stationary. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Fellsmere and Vero Lake Estates. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 2782 8053 2771 8051 2770 8073 2782 8075 TIME...MOT...LOC 1919Z 062DEG 3KT 2777 8063 HAIL...0.88IN WIND...60MPH $$ Bragaw
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 8:15 PM EDT | Special Weather Statement | MLB | Lake | 45 min |
| May 30, 8:45 PM EDT | Special Weather Statement | MLB | Orange | 30 min |
| May 30, 9:21 PM EDT | Areal Flood Advisory | MLB | Lake, Orange, Osceola, Seminole | 84 min |
| May 31, 4:32 PM EDT | Special Weather Statement | MLB | Indian River | 43 min |
| May 31, 5:14 PM EDT | Special Weather Statement | MLB | Indian River | 46 min |
| May 31, 5:21 PM EDT | Special Weather Statement | MLB | Lake, Orange, Osceola, Seminole | 54 min |
| May 31, 6:21 PM EDT | Special Weather Statement | MLB | Osceola | 39 min |
| May 31, 6:28 PM EDT | Special Weather Statement | MLB | Orange | 62 min |
| May 31, 6:30 PM EDT | Special Weather Statement | MLB | Martin | 45 min |
| May 31, 6:43 PM EDT | Special Weather Statement | MLB | Seminole | 47 min |
| May 31, 6:46 PM EDT | Severe Thunderstorm Warning | MLB | Martin | 29 min |
| May 31, 7:04 PM EDT | Special Weather Statement | MLB | Seminole | 41 min |
| May 31, 7:43 PM EDT | Special Weather Statement | MLB | Seminole | 47 min |
| May 31, 7:53 PM EDT | Special Marine Warning | MLB | 97 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2017Every severe thunderstorm warning 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.