Alert archive / Missouri / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 101, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Oct 3, 1991, 8:13 PM CDT for Macon County, Missouri. It was in force for 47 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
- Oct 3, 1991, 8:13 PM CDT (01:13 UTC)
- Expired
- Oct 3, 1991, 9:00 PM CDT
- In force
- 47 min
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Macon County, MO
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 3, 8:45 PM CDT | Hail 0.75 | Macon, MO |
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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 1.2 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
- 79 J/kg
- Mixed-layer CIN
- -478 J/kg
- Mixed-layer LCL
- 649 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 417 m²/s²
- 0-3 km storm-relative helicity
- 810 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
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.
In the hours before
Special weather statement, Oct 3, 5:14 PM CDT, 2 hours 59 minutes before
MOZ004-005-008-0013-032310- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 510 PM CDT THU OCT 3 1991 AT 510 PM A LINE OF STRONG THUNDERSTORMS A FEW PRODUCING VERY HEAVY RAIN AND STRONG GUSTY WINDS EXTENDED FROM 40 MILES SOUTH OF KANSAS CITY TO NEAR SEDALIA MISSOURI. THESE STORMS WERE MOVING EAST AT 30 MILES AN HOUR. BRIEF GUSTY WIND... VERY HEAVY RAIN AND SMALL HAIL IS POSSIBLE WITH THESE PASSING STORMS. THE STORMS WILL MOVE ACROSS SOUTHERN CASS...SOUTHERN JOHNSON... NORTHERN BATES AND NORTHERN HENRY HENRY COUNTY BETWEEN 510 AND 610 PM. IF THREATENING WEATHER APPROACHES TAKE SHELTER QUICKLY. PLEASE REPORT ANY SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY.
Special weather statement, Oct 3, 5:34 PM CDT, 2 hours 39 minutes before
MOZ008-009-013-032330- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE KANSAS CITY INTERNATIONAL AIRPORT MO 530 PM CDT THU OCT 3 1991 AT 525 PM A LINE OF STRONG THUNDERSTORMS A FEW PRODUCING VERY HEAVY RAIN AND STRONG GUSTY WINDS AND FREQUENT LIGHTNING EXTENDED FROM 50 SOUTHWEST OF KANSAS CITY TO NEAR SEDALIA MISSOURI. THESE STORMS WERE MOVING EAST AT 30 MILES AN HOUR. BRIEF GUSTY WIND... VERY HEAVY RAIN AND HAIL IS POSSIBLE WITH THESE PASSING STORMS. THE STORMS WILL MOVE ACROSS SOUTHERN CASS...SOUTHERN JOHNSON... NORTHERN BATES AND NORTHERN HENRY HENRY COUNTY BETWEEN 525 AND 610 PM CDT. GOLFBALL SIZE HAIL WAS REPORTED NEAR SEDALIA AT 520 PM CDT. IF THREATENING WEATHER APPROACHES TAKE SHELTER QUICKLY. PLEASE REPORT ANY SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT AGENCY. GH
Special weather statement, Oct 3, 6:15 PM CDT, 1 hour 58 minutes before
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</html>The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 3, 7:22 PM CDT | Severe Thunderstorm Warning | EAX | Boone, Cole | 43 min |
| Oct 4, 3:02 PM CDT | Severe Thunderstorm Warning | EAX | Audrain, Boone, Howard, Randolph | 43 min |
| Oct 4, 3:33 PM CDT | Severe Thunderstorm Warning | EAX | Boone, Moniteau | 42 min |
| Oct 4, 4:30 PM CDT | Severe Thunderstorm Warning | EAX | Callaway, Montgomery | 45 min |
| Oct 3, 8:31 PM CDT | Severe Thunderstorm Warning | EAX | Doniphan | 29 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 1991Every severe thunderstorm warning in 1991
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.