Alert archive / Tennessee / Freeze Warnings in 2017
Freeze Warning 2, NWS Huntsville, AL
NWS Huntsville, AL issued this freeze warning at Mar 11, 2017, 3:34 AM CST for Franklin County, Lincoln County, Moore County, Tennessee. It took effect at Mar 12, 2017, 12:00 AM CST. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 11, 2017, 3:34 AM CST (09:34 UTC)
- In effect from
- Mar 12, 2017, 12:00 AM CST
- Expired
- Mar 12, 2017, 8:00 AM CDT
- In force
- 7 hr
- Issued by
- NWS Huntsville, AL
Counties Franklin County, TN, Lincoln County, TN, Moore County, TN
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 9.6 hours before the alert went out and 107 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
- 2322 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this freeze warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Huntsville, AL wrote its last area forecast discussion before this freeze warning went out at Mar 10, 11:12 PM CST, 4 hours 22 minutes earlier.
Area forecast discussion, Mar 10, 11:12 PM CST, 4 hours 22 minutes before
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Everything else NWS Huntsville, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 11, 3:31 AM CST | Winter Weather Advisory | HUN | DeKalb, Jackson | 23 hr |
Nearby
Freeze Warnings in Tennessee, 2017Every freeze warning 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.