Alert archive / Illinois / Flash Flood Warnings in 1999
Flash Flood Warning 9, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood warning at Jun 26, 1999, 4:34 PM CDT for Jasper 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 outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Jun 26, 1999, 4:34 PM CDT (21:34 UTC)
- Expired
- Jun 26, 1999, 7:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Jasper County, IL
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 9.6 hours before the alert went out and 129 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1918 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KILX 262140 FFWSPI ILC079-270030- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING...CORRECTED HEADER NATIONAL WEATHER SERVICE LINCOLN IL 434 PM CDT SAT JUN 26 1999 THE NATIONAL WEATHER SERVICE IN LINCOLN HAS ISSUED A * FLASH FLOOD WARNING FOR... JASPER COUNTY IN SOUTHEAST ILLINOIS * UNTIL 730 PM CDT * AT 427 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN HAS FALLEN OVER JASPER COUNTY. 3-4 INCHES OF RAIN HAS BEEN ESTIMATED SINCE 1PM...WHICH WILL CONTINUE TO PRODUCE FLASH FLOODING. JASPER COUNTY SHERIFF REPORTED...SOUTH OF YALE ON ROUTE 49 HAD 1 1/2 FEET OF WATER OVER THE ROAD.ROUTE 33 ALSO HAD CLOSE TO 6 TO 8 INCHES OF WATER OVER THE ROAD. * LOCATIONS AFFECTED INCLUDE... NEWTON IF YOU ARE IN A FLOOD PRONE LOCATION WITHIN THE WARNING AREA...MOVE TO HIGHER GROUND IMMEDIATELY. TAKE PRECAUTIONS TO PROTECT LIFE AND PROPERTY...ESPECIALLY IF YOU LIVE NEAR A STREAM OR CREEK. NEVER DRIVE OR WALK INTO FLOOD WATERS. EXCESS RUNOFF WILL CAUSE FLASH FLOODING NEAR CREEKS...STREAMS...AND NEARBY FARMLAND. COUNTY ROADS AND LOW AREAS AREA ALSO IN DANGER. IF YOU LIVE IN A FLOOD PRONE AREA...MOVE TO HIGHER GROUND. TAKE IMMEDIATE STEPS TO PROTECT LIFE AND PROPERTY. NEVER DRIVE OR WALK INTO FLOOD WATERS. REPORT FLASH FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE. STAY TUNED FOR LATER STATEMENTS. LAT...LON 3918 8796 3886 8795 3886 8836 3918 8836 J KETCHAM
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Lincoln, IL wrote its last area forecast discussion before this flash flood warning went out at Jun 26, 2:15 PM CDT, 2 hours 19 minutes earlier.
Area forecast discussion, Jun 26, 2:15 PM CDT, 2 hours 19 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LINCOLN IL 215 PM CDT SAT JUN 26 1999 IMPRESSIVE DEWPOINT GRADIENT ACRS IL TODAY...WITH RANGE FM LOW 60S FAR NORTH TO MID 70S FAR SOUTH AT 17Z. A LOT OF TSRA ONGOING SRN 1/3 OF STATE WITH UPPER TROF SLOWLY MAKING WAY INTO IL AND INTERACTING WITH TROPICAL AIRMASS. FCST CHALLENGE TODAY RESTS ON PCPN TRENDS OVR NEXT 48 HRS. WV LOOP ATTM SHOWS TWO VORT MAX REGIONS WITH UPR TROF. ONE ROTATING INTO NW IL...THE OTHER IN SE MO. ETA INITIALIZED BEST...WITH SRN VORT TOO FAR S ON AVN AND NGM OFF ON PLACEMENT AND STRENGTH OF VORTS. 6 HRS OUT NGM CONTINUED TO STRUGGLE TO RESOLVE TRENDS AND OVERALL IS TOO FAST SWINGING UPR TROF THRU GIVEN WEAK FLOW NOTED ON 12Z 300MB CHART AND PROFILER PLOTS. THERE4...ETA AGAIN MODEL OF CHOICE AND SEEMS TO BE CONSISTENT WITH ITS FCST TRENDS FM RUN TO RUN. ETA HAS TROF EXITING ALL BUT ERN ILX CWA BY 06Z...EXITING INTO IN BY 12Z. WL NOT GET TOO FANCY WITH WORDING AS CURRENT ZONES HAVE GOOD HANDLE ON SITUATION. WL LET EVE/MID CREW TAKE CARE OF ENDING TRENDS WITH CURRENT BATCH OF PCPN. ETA MCS PROGS SHOW ALL INGREDIENTS COMING TOGETHER FOR MCS DEVLOPMENT TONIGHT IN SC NE. DECENT SRLY LLJ IN THETA-E RIDGE WITH GOOD MOISTURE ADV FEEDING INTO THE AREA. CRITICAL HGHT FIELDS BRING THE MCS INTO WRN IA AND MCV EVENTUALLY THRU IA AND INTO NRN IL SUN EVE. ANOTHER PIECE OF ENERGY FM VORT DIVES INTO SRN IL...LEAVING CRL IL BETWEEN WITH LITTLE UPPER SUPPORT WITH APPROACH OF SFC CF. LITTLE IN THE WAY OF BOUNDARIES ON SUN MEANS THAT ANY TSRA THAT DEVELOP WITH AFTERNOON HEATING WL BE ISOLATED AND WL THERE4 LEAVE FCST DRY. CU RULE SHOWS MAINLY BKN CU FIELD DEVELOPING...PARTLY SUNNY WL COVER THIS. CF APPROACHES NW TMRW EVE...WL BRING IN PCPN CHANCES...BEST CHANCES N AND S WITH PRESENCE OF UPR VORT. FAN/FWC FAIRLY SIMILAR. WL LEAN ON THE WARM-SIDE TONIGHT...ESP S AND E WITH HIGHER DP/S AND RAIN. WARMER FWC PREFERRED WITH RETURN OF SOME SUNSHINE SUN. PRELIMINARY TEMPS/POPS SPI BB 069/089 071/084 062 81824 PIA BB 066/089 069/083 060 81625 DEC BE 069/088 071/083 062 81934 CMI BE 070/087 070/081 061 81+44 MTO BE 070/087 070/082 062 81+44 LWV BE 071/088 070/083 063 81+44 PLAHMER EFFECTIVE AT 4 AM CDT JUL 7 1999...THIS PRODUCT WILL BE ISSUED UNDER THE FOLLOWING HEADERS: NOAA WEATHER WIRE: CHIAFDILX FAMILY OF SERVICES: FXUS63 KILX (NO CHANGE FROM CURRENT)
In the hours before
Special weather statement, Jun 26, 11:00 AM CDT, 5 hours 34 minutes before
ILZ027>031-036>038-040>057-061>063-066>068-071>073-271100- SEVERE WEATHER OUTLOOK FOR CENTRAL AND SOUTHEASTERN ILLINOIS NATIONAL WEATHER SERVICE LINCOLN IL 1100 AM CDT SAT JUN 26 1999 NO SEVERE WEATHER IS EXPECTED ACROSS CENTRAL OR SOUTHEASTERN ILLINOIS TODAY THROUGH TONIGHT. A STORM SYSTEM WILL MOVE ACROSS ILLINOIS TODAY...PRODUCING RAIN AND SCATTERED THUNDERSTORMS. ALTHOUGH LOCALLY HEAVY RAINFALL WILL BE LIKELY WITH THE STRONGER STORMS...NO SEVERE THUNDERSTORMS ARE FORECAST. THE ATMOSPHERE IS NOT EXPECTED TO BECOME SUFFICIENTLY UNSTABLE FOR SEVERE THUNDERSTORM DEVELOPMENT.
Special weather statement, Jun 26, 11:00 AM CDT, 5 hours 34 minutes before
ILZ027>031-036>038-040>057-061>063-066>068-071>073-271100- SEVERE WEATHER OUTLOOK FOR CENTRAL AND SOUTHEASTERN ILLINOIS NATIONAL WEATHER SERVICE LINCOLN IL 1100 AM CDT SAT JUN 26 1999 NO SEVERE WEATHER IS EXPECTED ACROSS CENTRAL OR SOUTHEASTERN ILLINOIS TODAY THROUGH TONIGHT. A STORM SYSTEM WILL MOVE ACROSS ILLINOIS TODAY...PRODUCING RAIN AND SCATTERED THUNDERSTORMS. ALTHOUGH LOCALLY HEAVY RAINFALL WILL BE LIKELY WITH THE STRONGER STORMS...NO SEVERE THUNDERSTORMS ARE FORECAST. THE ATMOSPHERE IS NOT EXPECTED TO BECOME SUFFICIENTLY UNSTABLE FOR SEVERE THUNDERSTORM DEVELOPMENT.
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 1:45 PM CDT | Flash Flood Warning | ILX | Clay, Effingham, Jasper | 3 hr |
Nearby
Flash Flood Warnings in Illinois, 1999Every flash flood warning in 1999
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.