Alert archive / Illinois / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 210, NWS Paducah, KY

November 2, 2017Franklin County, Hamilton County, Illinois

NWS Paducah, KY issued this severe thunderstorm warning at Nov 2, 2017, 11:36 PM CDT for Franklin County, Hamilton County, Illinois. It was in force for 24 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
Nov 2, 2017, 11:36 PM CDT (04:36 UTC)
Expired
Nov 3, 2017, 12:00 AM CDT
In force
24 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Franklin County, IL, Hamilton County, IL

The radar

The Evansville,IN radar (KVWX), 91 km from the middle of the area, began a volume at 04:39 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

Lincoln, IL (KILX), launched 00:00Z, 4.6 hours before the alert went out and 235 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, Lincoln, IL at 00:00Z on 2017-11-03Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 2017-11-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.1939587897Sfc1 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
445 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

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 Paducah, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 2, 11:35 PM CDT, 1 minute earlier.

Area forecast discussion, Nov 2, 11:35 PM CDT, 1 minute before
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Hazardous weather outlook, Nov 2, 3:38 PM CDT, 7 hours 58 minutes before
Hazardous Weather Outlook
National Weather Service Paducah KY
338 PM CDT Thu Nov 2 2017

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-031000-
Jefferson-Wayne IL-Edwards-Wabash-Perry IL-Franklin-Hamilton-
White-Jackson-Williamson-Saline-Gallatin-Union-Johnson-Pope-
Hardin-Alexander-Pulaski-Massac-Gibson-Pike-Posey-Vanderburgh-
Warrick-Spencer-Fulton-Hickman-Carlisle-Ballard-McCracken-Graves-
Livingston-Marshall-Calloway-Crittenden-Lyon-Trigg-Caldwell-
Union KY-Webster-Hopkins-Christian-Henderson-Daviess-McLean-
Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-Carter-
Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid-
338 PM CDT Thu Nov 2 2017

This Hazardous Weather Outlook is for portions of southern
Illinois, southwest Indiana, western Kentucky, and southeast
Missouri.

.DAY ONE...This afternoon and Tonight

Scattered thunderstorms are forecast to move from northwest to
southeast across the area tonight with the passage of a cold front.
A few strong storms cannot be ruled out through the evening hours.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

A chance of thunderstorms is forecast throughout the region Sunday
through Tuesday night. A few severe thunderstorms will be possible
as a cold front passes through the region Sunday night. Otherwise,
locally heavy rainfall and lightning will be the primary concerns.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated at this time.

CN

In the hours before

Special weather statement, Nov 2, 10:32 PM CDT, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PADUCAH KY
1032 PM CDT Thu Nov 2 2017

ILZ075-076-081-082-030445-
JEFFERSON-WAYNE IL-FRANKLIN-HAMILTON-
INCLUDING THE CITIES OF MOUNT VERNON, FAIRFIELD, WEST FRANKFORT,
AND MCLEANSBORO
1032 PM CDT Thu Nov 2 2017

At 1030 PM, doppler radar showed strong thunderstorms moving
through the Mount Vernon Illinois area toward Franklin, Wayne and
Hamilton counties. Winds just over 40 mph were clocked at the
airport in Mount Vernon just a few minutes ago. Some small hail
may accompany the stronger storms as well through 1130 PM.

CN

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 3, 12:19 AM CDTFlash Flood WarningPAHFranklin3 hr

Nearby

Severe Thunderstorm Warnings in Illinois, 2017Every severe thunderstorm warning in 2017

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.