Alert archive / Florida / Mesoscale Discussions in 2005
Mesoscale Discussion 694
The Storm Prediction Center issued this mesoscale discussion at Apr 26, 2005, 1:19 PM EDT for 16 counties in Florida; 14 counties in Georgia. It was in force for 116 min.
The area
The outline as issued.
The facts
- Issued
- Apr 26, 2005, 1:19 PM EDT (17:19 UTC)
- Expired
- Apr 26, 2005, 3:15 PM EDT
- In force
- 116 min
- Issued by
- the Storm Prediction Center
All 30 counties
Baker County, FL, Bradford County, FL, Columbia County, FL, Duval County, FL, Gadsden County, FL, Hamilton County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Nassau County, FL, Suwannee County, FL, Taylor County, FL, Union County, FL, Wakulla County, FL, Atkinson County, GA, Brantley County, GA, Brooks County, GA, Camden County, GA, Charlton County, GA, Clinch County, GA, Cook County, GA, Echols County, GA, Grady County, GA, Lanier County, GA, Lowndes County, GA, Pierce County, GA, Thomas County, GA, Ware County, GA
The watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 5.3 hours before the alert went out and 308 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
- 780 m above ground
- 0-6 km bulk shear
- 81 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 343 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Apr 26, 1:55 PM EDT | Severe Thunderstorm Watch | SPC | Alachua, Baker, Bradford, Brevard, Citrus, Clay and 28 more | 7 hr |
| Apr 26, 2:54 PM EDT | Mesoscale Discussion | SPC | Bay, Escambia, Holmes, Jackson, Okaloosa, Santa Rosa and 2 more | 66 min |
| Apr 26, 4:17 PM EDT | Mesoscale Discussion | SPC | Alachua, Baker, Bradford, Brevard, Citrus, Clay and 27 more | 58 min |
| Apr 26, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | Bay, Calhoun, Escambia, Gadsden, Gulf, Holmes and 6 more | 6 hr |
| Apr 26, 6:31 PM EDT | Mesoscale Discussion | SPC | Bay, Calhoun, Gadsden, Gulf, Holmes, Jackson and 3 more | 89 min |
| Apr 26, 6:47 PM EDT | Mesoscale Discussion | SPC | Alachua, Baker, Bradford, Brevard, Citrus, Clay and 28 more | 58 min |
| Apr 26, 10:49 AM EDT | Mesoscale Discussion | SPC | Bartow, Carroll, Chattahoochee, Chattooga, Cherokee, Clay and 26 more | 116 min |
Nearby
Mesoscale Discussions in Florida, 2005Mesoscale Discussions in Georgia, 2005Every mesoscale discussion in 2005
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.