Alert archive / Kentucky / Winter Storm Warnings in 2021
Winter Storm Warning 1, NWS Jackson, KY
NWS Jackson, KY issued this winter storm warning at Jan 27, 2021, 3:19 PM EST for Harlan County, Letcher County, Pike County, Kentucky. It took effect at Jan 27, 2021, 7:00 PM EST. It was in force for 10 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
- Jan 27, 2021, 3:19 PM EST (20:19 UTC)
- In effect from
- Jan 27, 2021, 7:00 PM EST
- Expired
- Jan 28, 2021, 5:22 AM EST
- In force
- 10 hr
- Issued by
- NWS Jackson, KY
Counties Harlan County, KY, Letcher County, KY, Pike County, KY
The radar
The Jackson,KY radar (KJKL), 65 km from the middle of the area, began a volume at 20:20 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, 8.3 hours before the alert went out and 268 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 673 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
542 WWUS43 KJKL 272019 WSWJKL URGENT - WINTER WEATHER MESSAGE National Weather Service Jackson KY 319 PM EST Wed Jan 27 2021 KYZ088-118-120-280515- /O.UPG.KJKL.WW.Y.0005.210128T0000Z-210128T1200Z/ /O.NEW.KJKL.WS.W.0001.210128T0000Z-210128T1200Z/ Harlan-Letcher-Pike- Including the cities of Cumberland, Harlan, Jenkins, Whitesburg, Coal Run, Elkhorn City, Pikeville, and South Williamson 319 PM EST Wed Jan 27 2021 ...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST THURSDAY... * WHAT...Heavy snow expected. Snowfall rates approaching 1 inch per hour possible late this evening. Total snow accumulations of 2 to 5 inches. Locally higher amounts are possible along the crest of Pine and Black Mountains. Snowfall totals of less than 2 inches are anticipated in the deeper valleys in western Harlan County. * WHERE...Harlan, Letcher and Pike Counties. * WHEN...From 7 PM this evening to 7 AM EST Thursday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ KYZ079-080-083>085-280515- /O.CON.KJKL.WW.Y.0005.210127T2100Z-210128T0800Z/ Pulaski-Laurel-Wayne-McCreary-Whitley- Including the cities of Burnside, Somerset, London, Monticello, Stearns, Whitley City, Corbin, and Williamsburg 319 PM EST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM EST THURSDAY... * WHAT...Snow expected. Storm total snow accumulations of up to two inches. Amounts less than an inch are possible nearer to the TN border and in the deeper valleys. * WHERE...Pulaski, Laurel, Wayne, McCreary and Whitley Counties. * WHEN...Until 3 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ KYZ086-087-107-109-110-112-113-115>117-119-280515- /O.CON.KJKL.WW.Y.0005.210128T0000Z-210128T1200Z/ Knox-Bell-Johnson-Magoffin-Floyd-Breathitt-Knott-Perry-Clay- Leslie-Martin- Including the cities of Barbourville, Middlesboro, Pineville, Paintsville, Salyersville, Prestonsburg, Wheelwright, Jackson, Hindman, Pippa Passes, Hazard, Manchester, Hyden, and Inez 319 PM EST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM EST THURSDAY... * WHAT...Snow expected. The snow could be briefly heavy with snowfall rates approaching 1 inch per hour possible late this evening. Total snow accumulations of 1 to 3 inches. * WHERE...Portions of northeast and southeast Kentucky. * WHEN...From 7 PM this evening to 7 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ KYZ044-050>052-058>060-068-069-104-106-108-111-114-280515- /O.CON.KJKL.WW.Y.0005.210127T2100Z-210128T0800Z/ Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Rockcastle- Jackson-Elliott-Morgan-Wolfe-Lee-Owsley- Including the cities of Flemingsburg, Camargo, Jeffersonville, Mount Sterling, Owingsville, Morehead, Irvine, Ravenna, Clay City, Stanton, Frenchburg, Brodhead, Mount Vernon, McKee, Annville, Sandy Hook, West Liberty, Campton, Beattyville, and Booneville 319 PM EST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM EST THURSDAY... * WHAT...Snow expected. The snow could be briefly heavy with snowfall rates approaching 1 inch per hour possible late this evening. Total snow accumulations of 1 to 3 inches. * WHERE...Portions of east central, south central and southeast Kentucky. * WHEN...Until 3 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ JP
3 follow-up statements
723 WWUS43 KJKL 280355 AAA WSWJKL URGENT - WINTER WEATHER MESSAGE...UPDATED National Weather Service Jackson KY 1055 PM EST Wed Jan 27 2021 KYZ079-083>085-280500- /O.CAN.KJKL.WW.Y.0005.000000T0000Z-210128T0800Z/ Pulaski-Wayne-McCreary-Whitley- Including the cities of Burnside, Somerset, Monticello, Stearns, Whitley City, Corbin, and Williamsburg 1055 PM EST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... The accumulating snow has ended across the western portion of the Cumberland Valley, generally locations west of Interstate 75. Therefore, the Winter Weather Advisory has been cancelled. Be on the look out for a few slick spots on area roads as temperatures will be below freezing through the night. $$ KYZ088-118-120-280800- /O.CON.KJKL.WS.W.0001.000000T0000Z-210128T1200Z/ Harlan-Letcher-Pike- Including the cities of Cumberland, Harlan, Jenkins, Whitesburg, Coal Run, Elkhorn City, Pikeville, and South Williamson 1055 PM EST Wed Jan 27 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of 1 to 3 inches. * WHERE...Letcher, Harlan and Pike Counties. * WHEN...Until 7 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ KYZ080-280800- /O.CON.KJKL.WW.Y.0005.000000T0000Z-210128T0800Z/ Laurel- Including the city of London 1055 PM EST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM EST THURSDAY... * WHAT...Snow. Additional snow accumulations of up to one inch. * WHERE...Laurel County. * WHEN...Until 3 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ KYZ086-087-107-109-110-112-113-115>117-119-280800- /O.CON.KJKL.WW.Y.0005.000000T0000Z-210128T1200Z/ Knox-Bell-Johnson-Magoffin-Floyd-Breathitt-Knott-Perry-Clay- Leslie-Martin- Including the cities of Barbourville, Middlesboro, Pineville, Paintsville, Salyersville, Prestonsburg, Wheelwright, Jackson, Hindman, Pippa Passes, Hazard, Manchester, Hyden, and Inez 1055 PM EST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THURSDAY... * WHAT...Snow. Additional snow accumulations of up to two inches. * WHERE...Portions of northeast and southeast Kentucky. * WHEN...Until 7 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ KYZ044-050>052-058>060-068-069-104-106-108-111-114-280800- /O.CON.KJKL.WW.Y.0005.000000T0000Z-210128T0800Z/ Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Rockcastle- Jackson-Elliott-Morgan-Wolfe-Lee-Owsley- Including the cities of Flemingsburg, Camargo, Jeffersonville, Mount Sterling, Owingsville, Morehead, Irvine, Ravenna, Clay City, Stanton, Frenchburg, Brodhead, Mount Vernon, McKee, Annville, Sandy Hook, West Liberty, Campton, Beattyville, and Booneville 1055 PM EST Wed Jan 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM EST THURSDAY... * WHAT...Snow. Additional snow accumulations of up to one inch. * WHERE...Portions of east central, south central and southeast Kentucky. * WHEN...Until 3 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ JP/GREIF
581 WWUS43 KJKL 280710 WSWJKL URGENT - WINTER WEATHER MESSAGE National Weather Service Jackson KY 210 AM EST Thu Jan 28 2021 KYZ044-050>052-058>060-068-069-080-104-106-108-111-114-280815- /O.CAN.KJKL.WW.Y.0005.000000T0000Z-210128T0800Z/ Fleming-Montgomery-Bath-Rowan-Estill-Powell-Menifee-Rockcastle- Jackson-Laurel-Elliott-Morgan-Wolfe-Lee-Owsley- Including the cities of Flemingsburg, Camargo, Jeffersonville, Mount Sterling, Owingsville, Morehead, Irvine, Ravenna, Clay City, Stanton, Frenchburg, Brodhead, Mount Vernon, McKee, Annville, London, Sandy Hook, West Liberty, Campton, Beattyville, and Booneville 210 AM EST Thu Jan 28 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow has come to an end across the advisory area. However, continue to use caution while traveling, as colder temperatures may lead to slick spots on area roadways. $$ KYZ088-118-120-281200- /O.CON.KJKL.WS.W.0001.000000T0000Z-210128T1200Z/ Harlan-Letcher-Pike- Including the cities of Cumberland, Harlan, Jenkins, Whitesburg, Coal Run, Elkhorn City, Pikeville, and South Williamson 210 AM EST Thu Jan 28 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Snow continues, with some additional light accumulations possible through 7 AM. * WHERE...Letcher, Harlan and Pike Counties. * WHEN...Until 7 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. && $$ KYZ086-087-107-109-110-112-113-115>117-119-281200- /O.CON.KJKL.WW.Y.0005.000000T0000Z-210128T1200Z/ Knox-Bell-Johnson-Magoffin-Floyd-Breathitt-Knott-Perry-Clay- Leslie-Martin- Including the cities of Barbourville, Middlesboro, Pineville, Paintsville, Salyersville, Prestonsburg, Wheelwright, Jackson, Hindman, Pippa Passes, Hazard, Manchester, Hyden, and Inez 210 AM EST Thu Jan 28 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... * WHAT...Snow continues, with some additional light accumulations possible through 7 AM. * WHERE...Portions of northeast and southeast Kentucky. * WHEN...Until 7 AM EST Thursday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. && $$ JMW
862 WWUS43 KJKL 281022 WSWJKL URGENT - WINTER WEATHER MESSAGE National Weather Service Jackson KY 522 AM EST Thu Jan 28 2021 KYZ088-118-120-281130- /O.CAN.KJKL.WS.W.0001.000000T0000Z-210128T1200Z/ Harlan-Letcher-Pike- Including the cities of Cumberland, Harlan, Jenkins, Whitesburg, Coal Run, Elkhorn City, Pikeville, and South Williamson 522 AM EST Thu Jan 28 2021 ...WINTER STORM WARNING IS CANCELLED... Snow is coming to an end across the area, therefore the warning has been cancelled. However, colder temperatures are moving into the area, which could cause wet roadways to become slick, especially if untreated. Continue to use caution if traveling. $$ KYZ086-087-107-109-110-112-113-115>117-119-281130- /O.CAN.KJKL.WW.Y.0005.000000T0000Z-210128T1200Z/ Knox-Bell-Johnson-Magoffin-Floyd-Breathitt-Knott-Perry-Clay- Leslie-Martin- Including the cities of Barbourville, Middlesboro, Pineville, Paintsville, Salyersville, Prestonsburg, Wheelwright, Jackson, Hindman, Pippa Passes, Hazard, Manchester, Hyden, and Inez 522 AM EST Thu Jan 28 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow is coming to an end across the area, therefore the advisory has been cancelled. However, colder temperatures are moving into the area, which could cause wet roadways to become slick, especially if untreated. Continue to use caution if traveling. $$ JMW
The office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 27, 12:52 PM EST | River Flood Advisory | JKL | Estill | 25 hr |
Nearby
Winter Storm Warnings in Kentucky, 2021Every winter storm warning 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.