Alert archive / Illinois / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 316, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jul 3, 2000, 12:50 AM CDT for Fayette County, Illinois. It was in force for 40 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
- Jul 3, 2000, 12:50 AM CDT (05:50 UTC)
- Expired
- Jul 3, 2000, 1:30 AM CDT
- In force
- 40 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Fayette County, IL
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 5.8 hours before the alert went out and 133 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
- 2094 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 1273 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 55 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 4.7
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 St. Louis, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 2, 3:50 PM CDT, 9 hours earlier.
Area forecast discussion, Jul 2, 3:50 PM CDT, 9 hours before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE ST LOUIS MO 350 PM CDT SUN JUL 2 2000 AFTERNOON TMPS IN THE U80S TO ARND 90 WITH DPTS IN THE 70S HAS RESULTED IN VRY UNSTBL AIR MASS ACRS THE RGN LATE THIS AFT. LAPS INDCTG CAPES IN EXCESS OF 4500 J/KG IN MANY LCTNS. SCT TSRA HV DVLPD OVR THE LAST HR OR SO IN AREA OF WK MCON ALG THE MS RVR. AS INSTABILITY IS STGLY LINKED TO DIURNAL HTG WUD THINK THIS ACTVTY WUD TEND TO DISPT AFT SUNSET. OTHER AREA OF INTEREST TO WATCH IS SCT TSRA FM SW INTO WC MO WHICH ARE OCCURING IN ADVANCE OF A WK MID LVL SHRTW WV TROF. INSTABILITY WITH THIS ACTVTY IS ALSO BEING AIDED BY HTG. QUESTION THEN IS SUPPORT FOR CONTD PCPN BYD THIS EVNG. THERE IS A LACK OF ORGANIZATIONAL FTRS EVIDENT...BUT MDLS DO KP SWLY LLJ ACRS THE RGN TNGT. LASTLY POTNTL FOR ACTVTY ALG CDFNT OVR IA TO PROP ESEWD INTO NE MO/WC IL ZNS...THIS WUD BE LATER TNGT IF IT OCCURS ALTHO SOME ISOLD CURRENTLY POPPING UP. PLANS ARE TO MENTION A POP OR JUST SCT COVERAGE. SOME QUANDRY FOR THE FCST TMW. AVN/NGM BOTH SINK CDFNT OVR IA INTO NRN MO BY EVNG...WHILE ETA KPS FNT FURTHER NORTH INTO IA. AVN/NGM VERY BULLISH ON POPS AND PCPN TMW ALSO...AS HAS BEEN THE CASE THE LAST FEW DAYS. HPC AND SPC APPEAR TO BE FAVORING THE ETA AS QPFS MEAGER IN CWFA AND DY2 LACKS GNRL THUNDER OVR A LARGE AREA. I THINK THE FNT PSN ON THE ETA IS PROBABLY BTR BUT HV SOME CONCERNS THAT OUTFLOW AND AN EFFECTIVE BNDRY CUD MAKE IT INTO NRN SXNS OF THE AREA. OUTSIDE OF THIS PSBLTY...IT APPEARS THAT WDLY SCT DIURNALLY DRIVEN TSRA WUD PROBABLY BE THE FLAVOR THE NEXT SVRL DAYS UNTIL A DECIDED FROPA OR ORGANIZED OUTFLOW BCMS APPARENT. HV ALSO INCLUDE MENTION OF SOME HEAT INDICES AS TMPS APCHG 90 AND 70S DPTS HV RESULTED IN VALUES NR 100. WL KP STATUS QUO ON TMPS. .STL...NONE GLASS
In the hours before
Local storm report, Jul 2, 10:40 PM CDT, 2 hours 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
1040 PM CDT SUN JUL 2 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0349 PM OAKVILLE MO .75 INCH HAIL
07/02/00 ST LOUIS REPORTED BY A SPOTTER
0355 PM DUPO IL .88 INCH HAIL
07/02/00 ST CLAIR REPORTED BY COUNTY SHERIFF
0355 PM DUPO IL WIND DAMAGE
07/02/00 ST CLAIR A FEW TREES AND SEVERAL
LARGE TREE LIMBS DOWNED
REPORTED BY COUNTY
SHERIFF.
0405 PM CAHOKIA IL WIND DAMAGE
07/02/00 ST CLAIR ROOF DAMAGE TO HANGER AT
PARKS BI-STATE AIRPORT AND
CONSTRUCTION TRAILER
OVERTURNED NEARBY.
0407 PM CENTERVILLE IL WIND DAMAGE
07/02/00 ST CLAIR FEW TREES AND SEVERAL
LARGE TREE LIMBS DOWNED ON
NORTH SIDE OF TOWN.
REPORTED BY CENTERVILLE
POLICE.
0450 PM CALIFORNIA MO WIND DAMAGE
07/02/00 MONITEAU 8 TO 10 INCH DIAMETER TREE
LIMBS DOWNED REPORTED BY
COUNTY SHERIFF.
0500 PM CALIFORNIA MO WIND DAMAGE
07/02/00 MONITEAU A FEW LARGE TREES AND
POWER LINES DOWNED ON
NORTH SIDE OF TOWN
REPORTED BY COUNTY
SHERIFF.
0500 PM CALIFORNIA MO WIND DAMAGE
07/02/00 MONITEAU MACHINE SHED AND GREEN
HOUSE DAMAGED 2 MILES
SOUTH OF CALIFORNIA
REPORTED BY COUNTY
SHERIFF.
0507 PM ST JACOB IL WIND DAMAGE
07/02/00 MADISON POWER LINES DOWNED IN THE
TOWN OF ST JACOB.
REPORTED BY HIGHLAND
POLICE DEPARTMENT.
0520 PM COLUMBIA MO WIND DAMAGE
07/02/00 BOONE SEVERAL LARGE TREES AND
POWER LINES DOWNED
THROUGHOUT THE CITY OF
COLUMBIA. REPORTED BY
COLUMBIA EOC.
0527 PM CENTERTOWN MO WIND DAMAGE
07/02/00 COLE POWER LINES AND 6 INCH
DIAMETER TREE LIMBS DOWNED
BY HIGH WINDS. REPORTED
BY TRAINED SPOTTER.
0529 PM MILLERSBURG MO WIND DAMAGE
07/02/00 CALLAWAY POWER LINES DOWNED ALONG
THE BOONE/CALLAWAY COUNTY
LINE. REPORTED BY COUNTY
SHERIFF.
0530 PM ANTONIA MO FLOODING
07/02/00 JEFFERSON FLASH FLOODING CAUSED
HIGHWAY M TO BE CLOSED FOR
SEVERAL HOURS AROUND
ANTONIA. CAR LOT AND
SEVERAL HOMES WERE
FLOODED. REPORTED BY
SHERIFF.
0711 PM WARRENTON MO WIND DAMAGE
07/02/00 WARREN FEW LARGE TREE LIMBS
DOWNED IN THE TOWN OF
WARRENTON. REPORTED BY
TRAINED SPOTTER.
0715 PM BOWLING GREEN MO WIND DAMAGE
07/02/00 PIKE POWER LINES AND SOME LARGE
TREE LIMBS DOWNED IN THE
TOWN OF BOWLING GREEN.
REPORTED BY COUNTY
SHERIFF.
0835 PM FLORISSANT MO WIND DAMAGE
07/02/00 ST LOUIS NUMEROUS POWER LINES
DOWNED IN NORTHERN ST
LOUIS COUNTY REPORTED BY
COUNTY POLICE. TIME
APPROXIMATE.
0840 PM EDWARDSVILLE IL 1 INCH HAIL
07/02/00 MADISON REPORTED BY AMATEUR RADIO
OPERATOR.
0845 PM ALTON IL WIND DAMAGE
07/02/00 MADISON FEW LARGE TREES...SEVERAL
LARGE LIMBS AND POWER
LINES DOWNED IN THE CITY.
REPORTED BY CITY POLICE.
MB/RP/GKSThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 8:37 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 38 min |
| Jul 2, 8:55 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin | 50 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 2000Every 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.