Alert archive / Florida / Areal Flood Warnings in 2015
Areal Flood Warning 3, NWS Melbourne, FL
NWS Melbourne, FL issued this areal flood warning at Feb 28, 2015, 11:17 AM EST for Martin County, Florida. It was in force for 118 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 28, 2015, 11:17 AM EST (16:17 UTC)
- Expired
- Feb 28, 2015, 1:15 PM EST
- In force
- 118 min
- Issued by
- NWS Melbourne, FL
- Area
- Storm-based polygon
- Flood severity
- None
County Martin County, FL
The radar
The Melbourne radar (KMLB), 117 km from the middle of the area, began a volume at 16:19 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, 4.3 hours before the alert went out and 155 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
- 27 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 519 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal flood warning 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 areal flood warning went out at Feb 28, 10:30 AM EST, 47 minutes earlier.
Area forecast discussion, Feb 28, 10:30 AM EST, 47 minutes before
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</html>Hazardous weather outlook, Feb 28, 9:18 AM EST, 1 hour 59 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MELBOURNE FL 918 AM EST SAT FEB 28 2015 AMZ550-552-555-570-572-575-FLZ041-044>047-053-054-058-059-064-141- 144-147-010100- 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- 918 AM EST SAT FEB 28 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL FLORIDA. .DAY ONE...TODAY AND TONIGHT. .THUNDERSTORM IMPACT... INCREASED MOISTURE AND DAYTIME HEATING WILL BRING A SLIGHT CHANCE OF LIGHTNING STORMS THIS AFTERNOON ACROSS OKEECHOBEE COUNTY AND THE TREASURE COAST. .FLOOD IMPACT... PERSISTENT RAINFALL NEAR THE TREASURE COAST WILL CONTINUE TO PRODUCE FLOODING IN LOW LYING AREAS TODAY. HEAVY RAIN AMOUNTS UP TO FOUR INCHES HAVE ALREADY BEEN REPORTED IN THE PORT ST LUCIE AREA AS OF MID MORNING...LEADING TO FLOODING OF STREETS AND LOW LYING AREAS. ADDITIONAL PERSISTENT RAINFALL ALONG THE MARTIN AND ST LUCIE COUNTY COASTS WILL FURTHER AGGRAVATE ANY STANDING WATER AND MAY LEAD TO ADDITIONAL FLOODING ISSUES TODAY. .RIP CURRENT IMPACT... BREEZY TO WINDY ONSHORE FLOW COMBINED WITH BUILDING SEAS WILL PRODUCE LOCALLY ROUGH SURF ALONG EAST CENTRAL FLORIDA BEACHES TODAY. A MODERATE THREAT FOR RIP CURRENTS WILL CONTINUE. BEACH GOERS SHOULD USE EXTREME CAUTION IF HEADING INTO THE COOL AND CHOPPY SURF AND SWIM ONLY WITHIN SIGHT OF A LIFEGUARD. .WIND AND SEA IMPACT... WINDS WILL BECOME EAST TODAY AND STRENGTHEN TO NEAR 20 KNOTS WHILE SEAS BUILD TO 6 TO 8 FEET NEAR SHORE AND 8 TO 10 FEET OFFSHORE INTO TONIGHT. A SMALL CRAFT ADVISORY REMAINS IN EFFECT. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY. A LINGERING SWELL WILL KEEP BOATING CONDITIONS HAZARDOUS THROUGH SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY. ULRICH/GLITTO
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 7:34 AM EST | Areal Flood Advisory | MLB | Martin, Saint Lucie | 116 min |
| Feb 28, 8:44 AM EST | Areal Flood Warning | MLB | Martin, Saint Lucie | 91 min |
| Feb 28, 9:57 AM EST | Areal Flood Warning | MLB | Martin, Saint Lucie | 78 min |
| Feb 28, 10:15 AM EST | Flash Flood Warning | MLB | Martin, Saint Lucie | 90 min |
| Feb 28, 11:47 AM EST | Areal Flood Warning | MLB | Saint Lucie | 88 min |
| Feb 28, 12:17 PM EST | Special Weather Statement | MLB | Martin | 43 min |
| Feb 28, 1:16 PM EST | Areal Flood Warning | MLB | Martin, Saint Lucie | 119 min |
| Feb 28, 6:20 PM EST | Special Weather Statement | MLB | Okeechobee | 85 min |
| Feb 28, 6:34 PM EST | Severe Thunderstorm Warning | MLB | Okeechobee | 32 min |
Nearby
Areal Flood Warnings in Florida, 2015Every areal flood warning in 2015
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.