Alert archive / Georgia / Frost Advisories in 2017
Frost Advisory 3, NWS Jacksonville, FL
NWS Jacksonville, FL issued this frost advisory at Mar 16, 2017, 2:41 PM EDT for Atkinson County, Coffee County, Jeff Davis County, Georgia. It took effect at Mar 17, 2017, 5:00 AM EDT. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Mar 16, 2017, 2:41 PM EDT (18:41 UTC)
- In effect from
- Mar 17, 2017, 5:00 AM EDT
- Expired
- Mar 17, 2017, 9:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Jacksonville, FL
Counties Atkinson County, GA, Coffee County, GA, Jeff Davis County, GA
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.7 hours before the alert went out and 193 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
- 2257 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 16, 2:41 PM EDT | Freeze Warning | JAX | Baker, Bradford, Gilchrist, Nassau, Suwannee, Union | 18 hr |
Nearby
Frost Advisories in Georgia, 2017Every frost advisory in 2017
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.