Alert archive / Kentucky / Special Weather Statements in 2021

Special Weather Statement, NWS Jackson, KY

January 16, 2021Lee County, Morgan County, Wolfe County, Kentucky

NWS Jackson, KY issued this special weather statement at Jan 16, 2021, 8:21 AM EST for Lee County, Morgan County, Wolfe County, Kentucky. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jan 16, 2021, 8:21 AM EST (13:21 UTC)
Expired
Jan 16, 2021, 9:15 AM EST
In force
54 min
Issued by
NWS Jackson, KY

Counties Lee County, KY, Morgan County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 32 km from the middle of the area, began a volume at 13:25 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 1.4 hours before the alert went out and 188 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.

Skew-T log-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2021-01-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2021-01-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

491 
WWUS83 KJKL 161321
SPSJKL

Special Weather Statement
National Weather Service JACKSON KY
821 AM EST Sat Jan 16 2021

KYZ058>060-069-106-108-109-111-112-161415-
Jackson-Menifee-Lee-Breathitt-Estill-Magoffin-Morgan-Wolfe-Powell-
821 AM EST Sat Jan 16 2021

...A HEAVY SNOW SHOWER WILL AFFECT SOUTHEASTERN POWELL...WESTERN 
MORGAN...SOUTHERN ESTILL...NORTH CENTRAL JACKSON...SOUTHEASTERN 
MENIFEE...NORTHWESTERN BREATHITT...NORTHWESTERN MAGOFFIN...LEE AND 
WOLFE COUNTIES THROUGH 915 AM EDT...

At 818 AM EST, a heavy snow shower was located along a line 
extending from Pomeroyton to near Hollonville. Movement was 
northeast at 15 mph.

Locations impacted include...
West Liberty, Salyersville, Beattyville, Campton, Simpson, Henry,
Lewis, Fincastle, Wellington, Pilot, Burkhart, Florress, Lexie,
Leeco, Lick Branch, Pekin, Omer, Pine Ridge, Wonnie and Kernie.

Portions of the Mountain Parkway will be affected. 

Conditions can deteriorate rapidly in winter weather situations. Be 
prepared for snow or ice covered roads. Slow down and allow extra 
time when traveling.

LAT...LON 3803 8322 3773 8307 3760 8358 3749 8402
      3764 8406 3769 8392 3777 8387
TIME...MOT...LOC 1318Z 244DEG 13KT 3785 8354 3770 8348 

$$

JP

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 16, 4:39 AM ESTWinter Weather AdvisoryJKLBell, Clay, Floyd, Harlan, Knott, Knox and 4 more13 hr
Jan 16, 7:23 AM ESTSpecial Weather StatementJKLJohnson, Magoffin22 min

Nearby

Special Weather Statements in Kentucky, 2021Every special weather statement in 2021

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.