Alert archive / Florida / Mesoscale Discussions in 2008
Mesoscale Discussion 373
The Storm Prediction Center issued this mesoscale discussion at Mar 7, 2008, 5:50 PM EST for 25 counties in Florida. It was in force for 55 min.
The area
The outline as issued.
The facts
- Issued
- Mar 7, 2008, 5:50 PM EST (22:50 UTC)
- Expired
- Mar 7, 2008, 6:45 PM EST
- In force
- 55 min
- Issued by
- the Storm Prediction Center
All 25 counties
Brevard County, FL, Charlotte County, FL, DeSoto County, FL, Flagler County, FL, Glades County, FL, Hardee County, FL, Hernando County, FL, Highlands County, FL, Hillsborough County, FL, Indian River County, FL, Lake County, FL, Lee County, FL, Manatee County, FL, Martin County, FL, Okeechobee County, FL, Orange County, FL, Osceola County, FL, Pasco County, FL, Pinellas County, FL, Polk County, FL, Saint Lucie County, FL, Sarasota County, FL, Seminole County, FL, Sumter County, FL, Volusia County, FL
The radar
The Tampa radar (KTBW), 68 km from the middle of the area, began a volume at 22:50 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Cape Canaveral, FL (KXMR), launched 12:00Z, 10.8 hours before the alert went out and 138 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
- 1005 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 632 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 214 m²/s²
- 0-3 km storm-relative helicity
- 280 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 7.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 7, 3:49 AM EST | Mesoscale Discussion | SPC | Bay, Calhoun, Escambia, Franklin, Gadsden, Gulf and 8 more | 86 min |
| Mar 7, 6:13 AM EST | Mesoscale Discussion | SPC | Alachua, Baker, Bay, Bradford, Calhoun, Citrus and 35 more | 2 hr |
| Mar 7, 6:45 AM EST | Tornado Watch | SPC | Alachua, Baker, Bradford, Citrus, Clay, Columbia and 21 more | 5 hr |
| Mar 7, 11:29 AM EST | Mesoscale Discussion | SPC | Citrus, Flagler, Hernando, Hillsborough, Lake, Marion and 10 more | 2 hr |
| Mar 7, 11:59 AM EST | Tornado Watch | SPC | Brevard, Citrus, Flagler, Hernando, Hillsborough, Lake and 12 more | 7 hr |
| Mar 7, 3:10 PM EST | Mesoscale Discussion | SPC | Citrus, Hernando, Hillsborough, Lake, Orange, Pasco and 4 more | 95 min |
| Mar 7, 6:35 PM EST | Tornado Watch | SPC | Brevard, Charlotte, Collier, DeSoto, Glades, Hardee and 19 more | 7 hr |
Nearby
Mesoscale Discussions in Florida, 2008Every mesoscale discussion in 2008
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.