Alert archive / Missouri / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 120, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Jul 27, 1997, 7:44 PM CDT for Clinton County, Missouri. It was in force for 46 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 27, 1997, 7:44 PM CDT (00:44 UTC)
- Expired
- Jul 27, 1997, 8:30 PM CDT
- In force
- 46 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Clinton County, MO
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 0.7 hours before the alert went out and 126 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
- 2128 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1923 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
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 Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 27, 2:38 PM CDT, 5 hours 6 minutes earlier.
Area forecast discussion, Jul 27, 2:38 PM CDT, 5 hours 6 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO 230 PM CDT SUN JUL 27 1997 WX FINALLY GETTING INTERESTING. CONCERNS ARE HOW FAST PRE-FNTL TROF/PCPN MOV IN AND TEMPS NEXT 24 HRS. SOME TCU/WK RETURNS NOTED OVR ERN PTN CWA IN RESP TO SOME DIFFERENTIAL HEATING ON EDGE OF BKN CI. WILL LET NOWCASTS HANDLE THIS UNLESS IT BCMS MORE ORGANIZED BEFORE ZONES GO OUT. ONCE AGAIN WILL THROW OUT ETA MODEL AS IT MOVS SFC TROF SWD TOO FAST. WILL STAY WITH NGM. TROF EXTDS FM NW KS THRU SE NEB AND NRN IA WHERE STG/SVR TSTMS OCRG. STLT IMAGERY SHOWS AN OUTFLOW BNDRY TRKG SE GENERATING SOME CNVTN ACRS SW IA. EXPC ACTVTY TO WKN AS IT MOVS INTO TEETH OF CAP. STILL MAY NEED TO BREAK OFF SMALL GROUP OF COUNTIES TO ACCOUNT FOR THIS. OTRW STILL EXPC AN MCS TO DVLP OVR CNTRL/ERN NEB... EDGING SWD INTO EXTRM NRN MO LTR THIS EVE AS SYS MOVS E INTO IA. NOT ENOUGH CONFIDENCE TSTMS WILL MAKE IT TO MO RVR BY MON MRNG AS CAP WILL BE TOUGH TO BREAK. SO WILL MENTION LIKELY POPS NRN MO ONLY. HV NO IDEA WHERE OUTFLOW BNDRYS WILL BE TMRW MRNG SO WILL PLAY SFC TROF AS FOCUS FOR TSTM REDVLPMT BY LT MRNG ACRS NRN MO WITH ACTVTY SHFTG SWD DURG AFTN. CDFNT STILL LAGGING THIS BNDRY WITH COOLER/DRIER AIR BHND IT. WILL GO WITH LIKELY POPS EVERYWHERE BUT SWRN CWA. TEMPS A CHALLENGE TMRW DUE TO RAIN/CLDS. HWVR...TEMPS HV MADE IT INTO 90S S OF SFC TROF FM SE NEB ACRS SRN 1/2 IA. SO WILL IGNORE FAN/ETA TEMP GUID FOR MAX TEMPS. MUfCH COOLER/DRIER AIR FILTERS IN FOR TUE/WED AS CNDN SFC HI SINKS SE INTO UPER MS VLY. .EAX...NONE. JULY
Nearby
Severe Thunderstorm Warnings in Missouri, 1997Every severe thunderstorm warning in 1997
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.