Alert archive / Florida / Lake Wind Advisories in 2019
Lake Wind Advisory 1, NWS Melbourne, FL
NWS Melbourne, FL issued this lake wind advisory at Jan 20, 2019, 2:30 AM EST for 6 counties in Florida. It took effect at Jan 20, 2019, 9:00 AM EST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Jan 20, 2019, 2:30 AM EST (07:30 UTC)
- In effect from
- Jan 20, 2019, 9:00 AM EST
- Expired
- Jan 20, 2019, 6:00 PM EST
- In force
- 9 hr
- Issued by
- NWS Melbourne, FL
Counties Lake County, FL, Okeechobee County, FL, Orange County, FL, Osceola County, FL, Seminole County, FL, Volusia County, FL
The radar
The Melbourne radar (KMLB), 67 km from the middle of the area, began a volume at 07:31 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
Jacksonville, FL (KJAX), launched 00:00Z, 7.5 hours before the alert went out and 236 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1672 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 216 m²/s²
- 0-3 km storm-relative helicity
- 374 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this lake wind advisory 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 lake wind advisory went out at Jan 19, 9:48 PM EST, 4 hours 42 minutes earlier.
Area forecast discussion, Jan 19, 9:48 PM EST, 4 hours 42 minutes before
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</html>Hazardous weather outlook, Jan 19, 4:45 PM EST, 9 hours 45 minutes before
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</html>The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 20, 3:43 PM EST | Small Craft Advisory | MLB | 4 days |
Nearby
Lake Wind Advisories in Florida, 2019Every lake wind advisory in 2019
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.