Alert archive / Arkansas / Wind Chill Advisories in 2016
Wind Chill Advisory 1, NWS Little Rock, AR
NWS Little Rock, AR issued this wind chill advisory at Dec 16, 2016, 2:07 PM CST for 5 counties in Arkansas. It took effect at Dec 18, 2016, 12:00 AM CST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Dec 16, 2016, 2:07 PM CST (20:07 UTC)
- In effect from
- Dec 18, 2016, 12:00 AM CST
- Expired
- Dec 18, 2016, 10:00 AM CST
- In force
- 10 hr
- Issued by
- NWS Little Rock, AR
Counties Baxter County, AR, Fulton County, AR, Izard County, AR, Marion County, AR, Stone County, AR
The radar
The Little Rock radar (KLZK), 149 km from the middle of the area, began a volume at 20:12 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
Springfield, MO (KSGF), launched 12:00Z, 8.1 hours before the alert went out and 165 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
- 3 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 489 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 683 m²/s²
- 0-3 km storm-relative helicity
- 637 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Little Rock, AR wrote its last area forecast discussion before this wind chill advisory went out at Dec 16, 11:12 AM CST, 2 hours 55 minutes earlier.
Area forecast discussion, Dec 16, 11:12 AM CST, 2 hours 55 minutes before
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</html>Hazardous weather outlook, Dec 16, 5:00 AM CST, 9 hours 7 minutes before
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Wind Chill Advisories in Arkansas, 2016Every wind chill advisory in 2016
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.