Alert archive / Florida / Special Weather Statements in 2018
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at Jun 7, 2018, 2:41 PM EDT for Martin County, Florida. It was in force for 49 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 7, 2018, 2:41 PM EDT (18:41 UTC)
- Expired
- Jun 7, 2018, 3:30 PM EDT
- In force
- 49 min
- Issued by
- NWS Melbourne, FL
County Martin County, FL
The radar
The Melbourne radar (KMLB), 137 km from the middle of the area, began a volume at 18:45 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, 6.7 hours before the alert went out and 131 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
- 772 J/kg
- Mixed-layer CIN
- -93 J/kg
- Mixed-layer LCL
- 1109 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Melbourne, FL wrote its last area forecast discussion before this special weather statement went out at Jun 7, 9:59 AM EDT, 4 hours 42 minutes earlier.
Area forecast discussion, Jun 7, 9:59 AM EDT, 4 hours 42 minutes before
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</head>
<body>
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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The site you requested is temporarily down for maintenance or an unexpected outage.
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</html>Hazardous weather outlook, Jun 7, 10:00 AM EDT, 4 hours 41 minutes before
Hazardous Weather Outlook National Weather Service Melbourne FL 1000 AM EDT Thu Jun 7 2018 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-080300- Flagler Beach to Volusia-Brevard County Line 0-20 nm-Volusia- Brevard County Line to Sebastian Inlet 0-20 nm- Sebastian Inlet to Jupiter Inlet 0-20 nm-Flagler Beach to Volusia- Brevard County Line 20-60 nm-Volusia- Brevard County Line to Sebastian Inlet 20-60 nm- Sebastian Inlet to Jupiter Inlet 20-60 nm-Inland Volusia County- Northern Lake County-Orange-Seminole-Southern Brevard County- Osceola-Indian River-Okeechobee-St. Lucie-Martin- Coastal Volusia County-Southern Lake County- Northern Brevard County- 1000 AM EDT Thu Jun 7 2018 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. .THUNDERSTORM IMPACT... Sufficient moisture coupled with a weak surface trough developing over north Florida, and an upper level weather disturbance will lead to another round of numerous showers and lightning storms across east central Florida today, mainly during the afternoon and early evening. Today's storms will move east at 10 to 15 MPH, and will be capable of producing wind gusts in excess of 40 MPH, frequent cloud to ground lightning, and torrential rainfall amounts of 1 to 2 inches in a 60 to 90 minute period. Move indoors to safety at the first sign of threatening weather, or if you hear thunder. .MARINE THUNDERSTORM GUST IMPACT... Storms will have the potential to produce wind gusts of 35 knots or greater over inland lakes as well as the intracoastal and near shore Atlantic waters, especially from around Cape Canaveral southward. Mariners should be on the lookout for storms approaching from the west, and they move eastward at 10 to 15 knots. Move to safe harbor in advance of storms. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. Coverage of showers and storms will remain above normal through Saturday, then decrease next week as the local air mass becomes slightly drier. .SPOTTER INFORMATION STATEMENT... Spotters are requested to monitor the weather and self activate if needed. Cristaldi/Johnson
In the hours before
Special weather statement, Jun 7, 2:41 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Melbourne FL
241 PM EDT THU JUN 7 2018
FLZ064-071930-
Martin FL-
241 PM EDT THU JUN 7 2018
...SIGNIFICANT WEATHER ADVISORY FOR UNTIL 330 PM EDT...
At 241 PM EDT, Doppler radar was tracking a strong thunderstorm over
Jupiter Island, moving north at 5 mph.
Dime size hail and wind gusts up to 50 mph will be possible with this
storm.
Locations impacted include...
Tequesta, Jupiter Island and Jonathan Dickinson State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 2698 8006 2697 8008 2697 8014 2696 8014
2696 8015 2700 8016 2705 8009
TIME...MOT...LOC 1841Z 198DEG 7KT 2700 8008
RodriguezThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 9:37 PM EDT | Areal Flood Advisory | MLB | Lake | 53 min |
| Jun 7, 12:13 PM EDT | Special Marine Warning | MLB | 62 min | |
| Jun 7, 2:37 PM EDT | Areal Flood Advisory | MLB | Martin | 113 min |
| Jun 7, 2:43 PM EDT | Special Marine Warning | MLB | 2 hr | |
| Jun 7, 4:24 PM EDT | Special Marine Warning | MLB | 2 hr | |
| Jun 7, 4:34 PM EDT | Special Weather Statement | MLB | Indian River | 26 min |
| Jun 7, 4:39 PM EDT | Special Weather Statement | MLB | Seminole | 36 min |
| Jun 7, 4:48 PM EDT | Areal Flood Advisory | MLB | Indian River | 87 min |
| Jun 7, 4:54 PM EDT | Severe Thunderstorm Warning | MLB | Indian River | 34 min |
| Jun 7, 5:07 PM EDT | Special Marine Warning | MLB | 113 min | |
| Jun 7, 5:18 PM EDT | Special Weather Statement | MLB | Indian River | 27 min |
| Jun 7, 5:21 PM EDT | Special Weather Statement | MLB | Brevard | 24 min |
| Jun 7, 5:27 PM EDT | Special Weather Statement | MLB | Seminole | 48 min |
| Jun 7, 5:36 PM EDT | Special Weather Statement | MLB | Lake | 39 min |
| Jun 7, 5:36 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 39 min |
| Jun 7, 5:40 PM EDT | Severe Thunderstorm Warning | MLB | Indian River | 50 min |
| Jun 7, 5:44 PM EDT | Severe Thunderstorm Warning | MLB | Orange, Seminole | 46 min |
| Jun 7, 5:53 PM EDT | Areal Flood Advisory | MLB | Lake | 112 min |
| Jun 7, 6:01 PM EDT | Special Weather Statement | MLB | Indian River | 29 min |
| Jun 7, 6:07 PM EDT | Special Weather Statement | MLB | Brevard | 38 min |
| Jun 7, 6:12 PM EDT | Special Weather Statement | MLB | Saint Lucie | 33 min |
| Jun 7, 6:29 PM EDT | Special Marine Warning | MLB | 91 min | |
| Jun 7, 6:53 PM EDT | Special Weather Statement | MLB | Orange | 37 min |
| Jun 7, 7:24 PM EDT | Special Weather Statement | MLB | Brevard | 36 min |
| Jun 7, 7:35 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 40 min |
| Jun 7, 7:59 PM EDT | Special Marine Warning | MLB | 91 min |
Nearby
Special Weather Statements in Florida, 2018Every special weather statement in 2018
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.