Alert archive / Illinois / Flash Flood Warnings in 2000

Flash Flood Warning 23, NWS Lincoln, IL

October 4, 2000Shelby County, Illinois

NWS Lincoln, IL issued this flash flood warning at Oct 4, 2000, 10:40 PM CDT for Shelby County, Illinois. It was in force for 3 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
Oct 4, 2000, 10:40 PM CDT (03:40 UTC)
Expired
Oct 5, 2000, 2:00 AM CDT
In force
3 hr
Issued by
NWS Lincoln, IL
Area
Whole counties

County Shelby County, IL

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 3.7 hours before the alert went out and 86 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 2000-10-05Temperature 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 2000-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 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
857 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
188 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 
WGUS53 KILX 050348
FFWILX
ILC173-050700-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LINCOLN IL
1040 PM CDT WED OCT 4 2000

THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SHELBY COUNTY IN CENTRAL ILLINOIS

* UNTIL 200 AM CDT

* AT 1034 PM CDT...FLASH FLOODING WAS REPORTED ACROSS CENTRAL AND
  SOUTHERN AREAS OF SHELBY COUNTY. NATIONAL WEATHER SERVICE DOPPLER
  RADAR ESTIMATED THAT UP TO 2 INCHES OF RAIN HAD FALLEN OVER THE
  AREA SINCE THIS MORNING.

* THUNDERSTORMS WITH EXCESSIVE RAINFALL MOVED OVER THE AREA
  YESTERDAY AND SATURATED THE GROUND. ADDITIONAL HEAVY RAIN THAT HAS
  FALLEN OVER THE SAME AREA THIS EVENING IS CAUSING FLOODING OF LOW
  LYING AREAS. NUMEROUS SECONDARY ROADS IN THE COUNTY ARE BECOMING
  IMPASSABLE...WHILE SEVERAL PRIMARY ROADS HAVE STANDING WATER ON
  THEM.

EXCESSIVE RAINFALL WILL CAUSE FLOODING NEAR STREAMS...CREEKS AND
NEARBY FARMLAND. BE ESPECIALLY CAUTIOUS ON COUNTY ROADS AND IN LOW
LYING AREAS. NEVER CROSS AREAS IN WHICH WATER COVERS THE ROADS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLASH FLOODS. IT IS VERY DIFFICULT AT NIGHT TO JUDGE HOW
MUCH WATER COVERS ROADWAYS. DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS.

REPORT FLASH FLOODING TO YOUR LOCAL ESDA...OR THE NEAREST LAW
ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. STAY
TUNED FORi LATER STATEMENTS.

$$

AUTEN

NNNN

The office that day

Everything else NWS Lincoln, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 4, 10:59 PM CDTFlash Flood WarningILXClark, Cumberland4 hr
Oct 5, 2:01 AM CDTFlash Flood WarningILXShelby3 hr
Oct 5, 2:25 AM CDTFlash Flood WarningILXChristian3 hr
Oct 5, 3:00 AM CDTFlash Flood WarningILXClark, Cumberland3 hr
Oct 5, 3:31 AM CDTFlash Flood WarningILXColes3 hr

Nearby

Flash Flood Warnings in Illinois, 2000Every flash flood 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.