Alert archive / Missouri / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 1, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Mar 24, 1997, 5:20 PM CST for Platte County, Missouri; Leavenworth County, Kansas. It was in force for 30 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 24, 1997, 5:20 PM CST (23:20 UTC)
- Expired
- Mar 24, 1997, 5:50 PM CST
- In force
- 30 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Leavenworth County, KS, Platte County, MO
The radar
The Pleasant Hill radar (KEAX), 77 km from the middle of the area, began a volume at 23:20 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 24, 5:32 PM CST | Hail 1.75 | Leavenworth, KS |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 24, 3:30 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 11.3 hours before the alert went out and 71 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
- 1838 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 441 m²/s²
- 0-3 km storm-relative helicity
- 504 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 KMCI 242319 RRA
SVRMCI
KSC103-MOC165-242350-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
520 PM CST MON MAR 24 1997
* SEVERE THUNDERSTORM WARNING FOR
NORTHERN LEAVENWORTH COUNTY - EAST CENTRAL KANSAS
PLATTE COUNTY - NORTHWEST MISSOURI
* UNTIL 550 PM CST
* SOME LOCATIONS AFFECTED
LEAVENWORTH
WESTON
BEVERLY
* AT 513 PM STORM SPOTTERS REPORTED A SEVERE THUNDERSTORM 3 MILES
NORTHWEST AND 7 MILES WEST SOUTHWEST OF LEAVENWORTH MOVING
NORTHEAST 45 MPH. DIME TO QUARTER SIZE HAIL WAS REPORTED NEAR
SPRINGDALE KS AND 2 MILES NORTHWEST OF LEAVENWORTH.
* THE STORM WILL BE NEAR FORT LEAVENWORTH AT 525 PM AND WESTON AT
535 PM. THIS STORM WILL PRODUCE 1 INCH HAIL OR LARGER.
SEVERE THUNDERSTORMS PRODUCE LARGE HAIL AND DAMAGING WINDS. FOR
YOUR SAFETY...MOVE INDOORS AND STAY AWAY FROM WINDOWS.
A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS C8AN AND
OCCASIONALLY DO PRODUCE TORNADOES.
BROWNING
&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 Mar 24, 2:34 PM CST, 2 hours 46 minutes earlier.
Area forecast discussion, Mar 24, 2:34 PM CST, 2 hours 46 minutes before
NORTHWEST MISSOURI FORECAST DISCUSSION NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO 233 PM CST MON MAR 24 1997 LOOKS LIKE FIRST POTENTIAL SVR WX EVENT OF SEASON SHAPING UP OVR ERN KS/WRN MO. SFC ANLYS AT 19Z SHWS WRM FNT XTND FM NR FNB TO JUST S OF IRK AND CD FNT FM ERN SD/ERN NE BACK TO DDC. EAX 88-D AND PROFILER SHW 50 KT + LO LVL JET PUSHING NWRD INTO CWA. AFT MODIFYING CRTN AM SNDG TO ACCOUNT FOR INCREASED LOW LVL JET...0-3 KM HELICITY VALUES DROPPED TO MID 80S. REAL THREAT FOR TORNADIC ACTIVITY NOW APPRS TO BE INVOF OF DVLPG SFC LO AND BASED ON CURRENT PRES ANLYS THAT WOULD BE ALG TOP STJ 3OI CORRIDOR. HOWEVER WITH STEEP LAPSE RATES AND STG MSTR ADVT/CNVGNC THINK THAT LARGE HAIL STILL DECENT POSSIBILITY OVR GOOD PORTION OF CWA. VIS LOOP SHWS DVLPG CU IN AREA OF LOWERING LI'S SO THINKING ATTM IS FOR TSTMS TO BEGIN FIRING AHD OF CD FNT IN 2200-0000 UTC TIME PRD. WILL NOT MAKE SGFNT CHNGS TO FCT FOR TNT KEEPING HIGHER POPS IN TACT AND WILL TAILOR WORDING TWDS POTENTIALLY SVR WX. ANTICIPATE WW FM SPC DURING NEXT CPL OF HRS SO WILL HOLD WRK ZNS TILL LAST MINUTE. MODELS ALL OFFERING DIFFERENT SOLNS THIS LATEST RUN. WV LOOP SHWS JET DIGGING SWRD FM GRT BASIN AREA INTO FOUR CORNERS AND WITH BLDG HGTS UPSTREAM OVER BRITTISH COLUMBIA PREFER AVN SOLN WITH CLOSED LO DVLPG OVR NRN AZ. BELIEVE THAT NGM SHEARS UPPR LO TO NE TOO FAST AND ETA CLOSING SW LO OFF TOO FAR S. THEREFORE WILL NOT BUY INTO FAST CLRG FOR TUE AND WILL LEAVE CLDS AND CRNT POPS IN TACT. WILL GO WITH CLRG FOR TUE NITE AS FCST FRONTOGENETIC FORCING GRADIENT MVS EWRD. PREFER SLIGHTLY COOLER FAN GUIDANCE FOR TUE THRU WED TIME PRD. MCI WU 040/047 033/060 043 99+30 BODNER
In the hours before
Special weather statement, Mar 24, 1:12 PM CST, 4 hours 8 minutes before
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040- 043>046-053-054-251200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO 112 PM CST MON MAR 24 1997 ...SEVERE THUNDERSTORMS POSSIBLE THIS AFTERNOON AND EVENING... FORECAST: THERE IS A CHANCE FOR SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND EVENING ACROSS THE OUTLOOK AREA. SPOTTER ACTIVATION MAY BE REQUIRED ANYTIME AFTER 3 PM SO EMERGENCY MANAGERS SHOULD STAY IN TOUCH WITH CHANGING WEATHER CONDITIONS AS THE AFTERNOON PROGESSES. THUNDERSTORMS ARE EXPECTED TO DEVELOP BETWEEN 4 AND 7 PM WEST OF A BETHANY...RICHMOND AND WARRENSBURG. TO THE EAST OF THIS LINE STORMS ARE EXPECTED TO DEVELOP AND MOVE OVER THE REMAINDER OF THE OUTLOOK AREA AFTER 7 PM. THESE STORMS MAY PRODUCE LARGE HAIL...DAMAGING WINDS AND ISOLATED TORNADOES CAN NOT BE RULED OUT. AS THE STORMS MOVE SOUTHEAST AND SLOW DOWN IN MOVEMENT FLASH FLOODING WILL BE AN ADDED THREAT. THE FLOOD THREAT IS MAINLY SOUTH AND EAST OF BUTLER...WARRENSBURG...MARSHALL AND MOBERLY. DISCUSSION: SUNNY INTERVALS WILL HELP BOOST TEMPERATURES UP INTO THE MIDDLE 70S THIS AFTERNOON AND AS MOISTURE RAPIDY INCREASES FROM THE SOUTH THE ATMOSPHERE WILL CONTINUE TO DESTABILIZE. THUNDERSTORMS ARE EXPECTED TO DEVELOP IN THIS UNSTABLE AIR BETWEEN 4 AND 7 PM AS A COLD FRONT APPROACHES FROM THE NORTHWEST. A STRONG UPPER LEVEL STORM WILL MOVE OUT OF THE SOUTHERN ROCKIES LATER THIS EVENING PROVIDING ADDITIONAL FUEL FOR SEVERE WEATHER. BODNER
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 5:37 PM CST | Severe Thunderstorm Warning | EAX | Buchanan, Clinton, DeKalb | 48 min |
| Mar 24, 5:52 PM CST | Severe Thunderstorm Warning | EAX | Platte | 48 min |
| Mar 24, 5:30 PM CST | Severe Thunderstorm Warning | EAX | Leavenworth | 45 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1997Severe Thunderstorm Warnings in Kansas, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.