Alert archive / Missouri / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 151, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Aug 1, 1994, 7:01 PM CDT for Macon County, Missouri. It was in force for 44 min.
The area
The counties it named.
The facts
- Issued
- Aug 1, 1994, 7:01 PM CDT (00:01 UTC)
- Expired
- Aug 1, 1994, 7:45 PM CDT
- In force
- 44 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Macon County, MO
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 0.0 hours before the alert went out and 280 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
- 1581 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1317 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 5.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCOU 020003 RRA SVRCOU MOC121-020045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE COLUMBIA MO 701 PM CDT MON AUG 1 1994 THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL MISSOURI ...NORTHERN MACON COUNTY AT 700 PM...WEATHER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES SOUTH OF THE CITY OF KIRKSVILLE...NEAR THE KIRKSVILLE AIRPORT. THE STORM WAS MOVING EAST AT 15 MPH AND WILL EFFECT THE COMMUNITIES OF LA CROSSE... MERCYVILLE AND SUE CITY BY 715 PM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. PERLOW
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.
In the hours before
Special weather statement, Aug 1, 1:08 PM CDT, 5 hours 53 minutes before
MOZ001>007-011>016-020>023-028>031-037-038-043-044-053-054-067- KSZ057-060-102>105-021200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE KANSAS CITY MO 100 PM CDT MON AUG 1 1994 THIS STATEMENT APPLIES TO THE EASTERN KANSAS COUNTIES OF DONIPHAN JOHNSON LEAVENWORTH LINN MIAMI WYANDOTTE AND THE NORTHERN AND WESTERN MISSOURI COUNTIES OF ANDREW CASS GRUNDY LAFAYETTE RAY ATCHISON CLAY HARRISON LIVINGSTON ST. CLAIR BATES CLINTON HENRY MERCER SULLIVAN BUCHANAN DAVIESS HOLT NODAWAY WORTH CALDWELL DEKALB JACKSON PLATTE CARROLL GENTRY JOHNSON PUTNAM THERE IS A SLIGHT RISK OF SEVERE THUNDERWSTORMS ACROSS THE AREA THIS AFTERNOON AND TONIGHT... A TROUGH OF PRESSURE AT THE SURFACE EXTENDS FROM IOWA SOUTHWEST ACROSS NORTHERN KANSAS. TO THE SOUTH OF THIS TROUGH WARM HUMID CONDITIONS PERSIST. CLOUD COVER FROM THIS MORNING'S THUNDERSTORMS HAS SLOWED THE RATE OF DAYTIME HEATING...HOWEVER THE CLOUDS ARE EXPECTED TO DECREASE ENOUGH TO ALLOW AFTERNOON TEMPERATURES TO WARM INTO THE MID 80S. THUNDERSTORMS ARE EXPECTED TO REDEVELOP ALONG THE SURFACE TROUGH TO THE NORTH AND MOVE SOUTH INTO THE AREA LATE THIS AFTERNOON AND EVENING. IN ADDITION...OTHER SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE AREA THIS AFTERNOON ALONG OUTFLOW BOUNDARIES PRODUCED BY THIS MORNING'S STORMS. WITH SUFFICIENT DAYTIME HEATING...CONDITIONS WILL BE FAVORABLE FOR SOME OF THESE STORMS TO BECOME SEVERE. THE PRIMARY THREAT WILL BE FROM LARGE HAIL AND STRONG WIND GUSTS. THE SLOW MOVEMENT OF THE STORMS WILL LIKELY RESULT IN LOCALIZED AREAS EXPERIENCING VERY HEAVY RAINFALL. SPOTTER ACTIVATION MAY BE NEEDED LATER THIS AFTERNOON. BUNTING
Special weather statement, Aug 1, 2:51 PM CDT, 4 hours 10 minutes before
MOZ001>007-011>016-020>023-028>031-037-038-043-044-053-054-067- KSZ057-060-102>105-021200- HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE KANSAS CITY MO 251 PM CDT MON AUG 1 1994 THIS STATEMENT APPLIES TO THE EASTERN KANSAS COUNTIES OF DONIPHAN JOHNSON LEAVENWORTH LINN MIAMI WYANDOTTE AND THE NORTHERN AND WESTERN MISSOURI COUNTIES OF ANDREW CASS GRUNDY LAFAYETTE RAY ATCHISON CLAY HARRISON LIVINGSTON ST. CLAIR BATES CLINTON HENRY MERCER SULLIVAN BUCHANAN DAVIESS HOLT NODAWAY WORTH CALDWELL DEKALB JACKSON PLATTE CARROLL GENTRY JOHNSON PUTNAM SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS THE AREA THE REMAINDER OF THIS AFTERNOON AND TONIGHT...BUT ARE NO LONGER EXPECTED TO BECOME SEVERE... SKIES CONTINUED MOSTLY CLOUDY ACROSS THE AREA AT MID-AFTERNOON...AND THE LACK OF STRONG DAYTIME HEATING HAS RESULTED IN A MORE STABLE ATMOSPHERE. ALTHOUGH THUNDERSTORMS ARE STILL POSSIBLE THIS AFTERNOON AND TONIGHT...CONDITIONS DO NOT APPEAR FAVORABLE FOR THESE STORMS TO BECOME SEVERE. BUNTING
Special weather statement, Aug 1, 2:52 PM CDT, 4 hours 9 minutes before
MOZ001>007-011>016-020>023-028>031-037-038-043-044-053-054-067- KSZ057-060-102>105-021200- HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE KANSAS CITY MO 251 PM CDT MON AUG 1 1994 THIS STATEMENT APPLIES TO THE EASTERN KANSAS COUNTIES OF DONIPHAN JOHNSON LEAVENWORTH LINN MIAMI WYANDOTTE AND THE NORTHERN AND WESTERN MISSOURI COUNTIES OF ANDREW CASS GRUNDY LAFAYETTE RAY ATCHISON CLAY HARRISON LIVINGSTON ST. CLAIR BATES CLINTON HENRY MERCER SULLIVAN BUCHANAN DAVIESS HOLT NODAWAY WORTH CALDWELL DEKALB JACKSON PLATTE CARROLL GENTRY JOHNSON PUTNAM SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS THE AREA THE REMAINDER OF THIS AFTERNOON AND TONIGHT...BUT ARE NO LONGER EXPECTED TO BECOME SEVERE... SKIES CONTINUED MOSTLY CLOUDY ACROSS THE AREA AT MID-AFTERNOON...AND THE LACK OF STRONG DAYTIME HEATING HAS RESULTED IN A MORE STABLE ATMOSPHERE. ALTHOUGH THUNDERSTORMS ARE STILL POSSIBLE THIS AFTERNOON AND TONIGHT...CONDITIONS DO NOT APPEAR FAVORABLE FOR THESE STORMS TO BECOME SEVERE. BUNTING
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 10:27 PM CDT | Severe Thunderstorm Warning | EAX | Cass | 48 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1994Every severe thunderstorm warning in 1994
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.