Alert archive / Kentucky / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 22, NWS Louisville, KY

January 3, 2000Jefferson County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jan 3, 2000, 6:17 PM EST for Jefferson County, Kentucky. It was in force for 28 min. 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 3, 2000, 6:17 PM EST (23:17 UTC)
Expired: Jan 3, 2000, 6:45 PM EST
In force: 28 min
Issued by: NWS Louisville, KY
Area: Whole counties

County Jefferson County, KY

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jan 3, 5:00 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 212 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 6 J/kg
Mixed-layer CIN: -76 J/kg
Mixed-layer LCL: 802 m above ground
0-6 km bulk shear: 79 kt
0-1 km storm-relative helicity: -11 m²/s²
0-3 km storm-relative helicity: -213 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSDF 032320
SVRSDF
KYC111-032345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
617 PM EST MON JAN 3 2000

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JEFFERSON COUNTY IN NORTH CENTRAL KENTUCKY

* UNTIL 645 PM EST

* AT 615 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM JUST WEST OF SHIVELY...OR 5 MILES WEST OF
  DOWNTOWN LOUISVILLE... MOVING NORTHEAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ST MATTHEWS...LYNDON AND ANCHORAGE AT 630 PM EST

GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! A TORNADO
WATCH IS IN EFFECT. SEVERE THUNDERShTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

.END/STUREY/FUNK

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Louisville, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jan 3, 3:15 PM EST, 3 hours 2 minutes earlier.

Area forecast discussion, Jan 3, 3:15 PM EST, 3 hours 2 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOUISVILLE KY
315 PM EST MON JAN 3 2000

WILL ISSUE AFTERNOON ZONE PACKAGE SHORTLY AFTER 3:00 PM SO WE CAN
INCORPORATE NEW WATCH FOR EAST CENTRAL KENTUCKY.

MODELS ARE IN GOOD AGREEMENT ON TRACKING THE SURFACE LOW FROM
SOUTHERN ILLINOIS TO THE GREAT LAKES BY 12Z. SEVERE WEATHER
CURRENTLY OCCURRING ALONG THE WARM FRONT OVER OUR COUNTY FORECAST
AREA WITH LARGE HAIL... HIGH WINDS AND POSSIBLY A FEW TORNADOS.
THUNDERSTORMS WILL CONTINUE THROUGH THE EVENING IN THE WARM SECTOR
BETWEEN THE WARM FRONT AND COLD FRONT.

STORMS WILL DIMINISH OVERNIGHT AS A DRY SLOT MOVES INTO THE AREA.
THE COLD FRONT WILL MOVE ACROSS LOUISVILLE AROUND 12Z TUESDAY.
TEMPERATURES WILL GRADUALLY DROP THROUGH THE DAY. A FEW SHOWERS WILL
BE POSSIBLE TUESDAY MOURNING WITH SOME LIGHT SNOW OR FLURRIES
POSSIBLE DURING THE AFTERNOON.

CLEARING SKIES TUESDAY NIGHT WITH MOSTLY SUNNY SKIES ON WEDNESDAY.

GUIDANCE TEMPS LOOK& GOOD.

.SDF...NONE.
JA

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 3, 1:52 PM EST	Severe Thunderstorm Warning	LMK	Meade	38 min
Jan 3, 2:26 PM EST	Severe Thunderstorm Warning	LMK	Jefferson	34 min
Jan 3, 2:33 PM EST	Severe Thunderstorm Warning	LMK	Trimble	32 min
Jan 3, 2:36 PM EST	Severe Thunderstorm Warning	LMK	Oldham	39 min
Jan 3, 2:47 PM EST	Severe Thunderstorm Warning	LMK	Henry	33 min
Jan 3, 2:53 PM EST	Tornado Warning	LMK	Henry	27 min
Jan 3, 5:18 PM EST	Tornado Warning	LMK	Hancock	32 min
Jan 3, 5:36 PM EST	Severe Thunderstorm Warning	LMK	Breckinridge	24 min
Jan 3, 5:46 PM EST	Severe Thunderstorm Warning	LMK	Meade	44 min
Jan 3, 6:04 PM EST	Severe Thunderstorm Warning	LMK	Trimble	26 min
Jan 3, 6:29 PM EST	Severe Thunderstorm Warning	LMK	Ohio	31 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2000 Every severe thunderstorm warning in 2000

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.