Alert archive / Florida / Mesoscale Discussions in 2014
Mesoscale Discussion 149
The Storm Prediction Center issued this mesoscale discussion at Feb 23, 2014, 3:35 AM CST for 5 states. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 23, 2014, 3:35 AM CST (09:35 UTC)
- Expired
- Feb 23, 2014, 6:00 AM CST
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 5%
All 52 counties
Baldwin County, AL, Butler County, AL, Clarke County, AL, Coffee County, AL, Conecuh County, AL, Covington County, AL, Dale County, AL, Escambia County, AL, Geneva County, AL, Houston County, AL, Mobile County, AL, Monroe County, AL, Washington County, AL, Bay County, FL, Calhoun County, FL, Escambia County, FL, Franklin County, FL, Gadsden County, FL, Gulf County, FL, Holmes County, FL, Jackson County, FL, Leon County, FL, Liberty County, FL, Okaloosa County, FL, Santa Rosa County, FL, Wakulla County, FL, Walton County, FL, Washington County, FL, Decatur County, GA, Seminole County, GA, Ascension Parish, LA, Assumption Parish, LA, Jefferson Parish, LA, Lafourche Parish, LA, Orleans Parish, LA, Saint Bernard Parish, LA, Saint Charles Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA, Saint Tammany Parish, LA, Tangipahoa Parish, LA, Washington Parish, LA, Forrest County, MS, George County, MS, Greene County, MS, Hancock County, MS, Harrison County, MS, Jackson County, MS, Lamar County, MS, Pearl River County, MS, Perry County, MS, Stone County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 9.6 hours before the alert went out and 250 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
- 2696 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 239 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 |
|---|---|---|---|---|
| Feb 23, 7:43 AM CST | Mesoscale Discussion | SPC | Alachua, Dixie, Gilchrist, Lafayette, Marion, Putnam and 2 more | 2 hr |
| Feb 23, 12:50 PM CST | Mesoscale Discussion | SPC | Brevard, Citrus, Flagler, Indian River, Lake, Marion and 5 more | 115 min |
| Feb 23, 3:15 PM CST | Mesoscale Discussion | SPC | Brevard, Lake, Orange, Osceola, Polk, Seminole and 1 more | 90 min |
Nearby
Mesoscale Discussions in Florida, 2014Mesoscale Discussions in Alabama, 2014Mesoscale Discussions in Louisiana, 2014Every mesoscale discussion in 2014
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.