Alert archive / Ohio / Frost Advisories in 2007
Frost Advisory 4, NWS Wilmington, OH
NWS Wilmington, OH issued this frost advisory at Sep 15, 2007, 3:30 PM EDT for 15 counties in Ohio. It took effect at Sep 15, 2007, 9:01 PM EDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Sep 15, 2007, 3:30 PM EDT (19:30 UTC)
- In effect from
- Sep 15, 2007, 9:01 PM EDT
- Expired
- Sep 16, 2007, 8:02 AM EDT
- In force
- 11 hr
- Issued by
- NWS Wilmington, OH
Counties Auglaize County, OH, Champaign County, OH, Delaware County, OH, Fairfield County, OH, Hardin County, OH, Highland County, OH, Hocking County, OH, Licking County, OH, Logan County, OH, Mercer County, OH, Pickaway County, OH, Pike County, OH, Ross County, OH, Shelby County, OH, Union County, OH
The radar
The Cincinnati radar (KILN), 73 km from the middle of the area, began a volume at 19:33 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 nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 7.5 hours before the alert went out and 284 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
- 6 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 795 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- 23 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
Nearby
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.