Alert archive / Florida / Special Weather Statements in 2018
Special Weather Statement, NWS Melbourne, FL
NWS Melbourne, FL issued this special weather statement at May 27, 2018, 2:02 PM EDT for Okeechobee County, Florida. It was in force for 58 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 27, 2018, 2:02 PM EDT (18:02 UTC)
- Expired
- May 27, 2018, 3:00 PM EDT
- In force
- 58 min
- Issued by
- NWS Melbourne, FL
County Okeechobee County, FL
The radar
The Melbourne radar (KMLB), 90 km from the middle of the area, began a volume at 18:04 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, 6.0 hours before the alert went out and 132 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
- 64 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 713 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -85 m²/s²
- 0-3 km storm-relative helicity
- -29 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 May 27, 10:50 AM EDT, 3 hours 12 minutes earlier.
Area forecast discussion, May 27, 10:50 AM EDT, 3 hours 12 minutes before
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</html>Hazardous weather outlook, May 27, 10:45 AM EDT, 3 hours 17 minutes before
Hazardous Weather Outlook National Weather Service Melbourne FL 1045 AM EDT Sun May 27 2018 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-280000- Flagler Beach to Jupiter Inlet out 60 nm-Volusia-Lake-Orange- Seminole-Brevard-Osceola-Indian River-Okeechobee-St. Lucie-Martin- 1045 AM EDT Sun May 27 2018 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. .THUNDERSTORM IMPACT... Squalls containing heavy rain and gusty winds will move northward across the region through the afternoon. Occasional lightning strikes and wind gusts up to 50 mph will occur in the stronger storms. A few storms may contain damaging wind gusts near 60 mph. Wind shear will support rotating cells and potential for isolated tornadoes into early this evening. The threat for severe weather should decrease overnight. .FLOOD IMPACT... Conditions remain favorable for heavy rainfall and localized flooding where any persistent rainbands can set up. Some locations are experiencing saturated soil due to heavier rains since last week. Anyone planning travel today should not try to drive through water of unknown depth on roadways. A Flood Watch Continues through Monday. .HIGH WIND IMPACT... Southeast winds near 20 mph will occasionally gust up to 35 mph away from showers and storms. This will produce hazardous boating conditions on the intracoastal waters and inland lakes. A Lake Wind Advisory is in effect. .RIP CURRENT IMPACT... Strong winds and building surf will occur today as Alberto moves northward over the eastern Gulf of Mexico. Rough surf and strong currents will be present. Bathers are advised against entering the water to any floating depth. Do not swim alone. .MARINE THUNDERSTORM GUST IMPACT... There is a high likelihood of wind gusts around 35 to 40 knots over the Atlantic waters as numerous squalls move north across the marine area as well as over larger lakes and bodies of water of central Florida. .WATERSPOUT IMPACT... Sufficient low level wind shear will support waterspouts over the adjacent Atlantic waters and large lakes of east central Florida. .WIND AND SEA IMPACT... Hazardous boating conditions occurring with southeast winds 20 to 30 knots with occasional gusts to gale force offshore. A Small Craft Advisory is in effect areawide. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. Abundant tropical moisture will continue across the region and a few periods of showers and lightning storms are expected through at least Memorial Day. The main hazard will be a possibility of widespread heavy rainfall, causing flooding to become more of a concern. Dangerous lightning strikes, gusty winds will be possible. Boating and beach conditions will remain hazardous into Monday as well. .SPOTTER INFORMATION STATEMENT... Spotters should monitor the weather and self activate if necessary. Please report rainfall amounts of 3 inches or greater to the National Weather Service in Melbourne. SK/JP
In the hours before
Local storm report, May 27, 8:05 AM EDT, 5 hours 57 minutes before
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</html>Local storm report, May 27, 10:54 AM EDT, 3 hours 8 minutes before
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</html>Special weather statement, May 27, 2:02 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Melbourne FL
202 PM EDT SUN MAY 27 2018
FLZ054-058-059-064-271900-
St. Lucie FL-Okeechobee FL-Martin FL-Indian River FL-
202 PM EDT SUN MAY 27 2018
...SIGNIFICANT WEATHER ADVISORY FOR WESTERN ST. LUCIE...OKEECHOBEE...
SOUTHWESTERN INDIAN RIVER AND WESTERN MARTIN COUNTIES UNTIL 300 PM
EDT...
At 202 PM EDT, Doppler radar was tracking a strong thunderstorm near
Basinger, moving north at 30 mph.
Winds in excess of 40 mph will be possible with this storm.
Locations impacted include...
Treasure Island, Indiantown, Okeechobee, Fort Drum and Basinger.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
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 2711 8066 2716 8071 2721 8081 2714 8087
2722 8095 2722 8097 2730 8100 2733 8105
2736 8103 2739 8112 2745 8115 2749 8120
2755 8121 2758 8116 2765 8114 2764 8087
2766 8087 2763 8054 2696 8045 2696 8061
TIME...MOT...LOC 1802Z 182DEG 32KT 2736 8099
SmithThe office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 2:46 AM EDT | Beach Hazards Statement | MLB | Volusia | 18 hr |
| May 27, 5:25 AM EDT | Special Weather Statement | MLB | Brevard, Indian River | 50 min |
| May 27, 5:31 AM EDT | Special Marine Warning | MLB | 59 min | |
| May 27, 6:29 AM EDT | Special Marine Warning | MLB | 61 min | |
| May 27, 7:08 AM EDT | Special Marine Warning | MLB | 52 min | |
| May 27, 7:30 AM EDT | Special Marine Warning | MLB | 60 min | |
| May 27, 8:02 AM EDT | Special Marine Warning | MLB | 58 min | |
| May 27, 8:12 AM EDT | Lake Wind Advisory | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 13 hr |
| May 27, 11:19 AM EDT | Special Marine Warning | MLB | 56 min | |
| May 27, 2:42 PM EDT | Special Weather Statement | MLB | Brevard, Indian River | 63 min |
| May 27, 2:48 PM EDT | Special Marine Warning | MLB | 87 min | |
| May 27, 3:16 PM EDT | Special Marine Warning | MLB | 59 min | |
| May 27, 3:18 PM EDT | Special Weather Statement | MLB | Martin | 27 min |
| May 27, 3:40 PM EDT | Special Marine Warning | MLB | 50 min | |
| May 27, 3:54 PM EDT | Special Weather Statement | MLB | Martin | 36 min |
| May 27, 5:03 PM EDT | Special Weather Statement | MLB | Martin | 57 min |
| May 27, 5:32 PM EDT | Severe Thunderstorm Warning | MLB | Martin | 43 min |
| May 27, 5:58 PM EDT | Areal Flood Warning | MLB | Martin, Saint Lucie | 3 hr |
| May 27, 6:01 PM EDT | Tornado Warning | MLB | Okeechobee | 29 min |
| May 27, 6:15 PM EDT | Special Weather Statement | MLB | Martin | 30 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.