Alert archive / Missouri / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 65, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at May 28, 2012, 9:01 PM CDT for Cooper County, Pettis County, Missouri. It was in force for 29 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 28, 2012, 9:01 PM CDT (02:01 UTC)
- Expired
- May 28, 2012, 9:30 PM CDT
- In force
- 29 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Cooper County, MO, Pettis County, MO
The radar
The Pleasant Hill radar (KEAX), 110 km from the middle of the area, began a volume at 02:04 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 |
|---|---|---|---|
| May 28, 9:13 PM CDT | HAIL 1 | 2 Nne Smithton, MO | QUARTER SIZE HAIL REPORTED ON HIGHWAY 135. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 2.0 hours before the alert went out and 220 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
- 1923 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 1564 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
159 WUUS53 KEAX 290201 SVREAX MOC053-159-290230- /O.NEW.KEAX.SV.W.0065.120529T0201Z-120529T0230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 901 PM CDT MON MAY 28 2012 THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHWESTERN COOPER COUNTY IN CENTRAL MISSOURI... EAST CENTRAL PETTIS COUNTY IN CENTRAL MISSOURI... * UNTIL 930 PM CDT * AT 855 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES NORTH OF SMITHTON...AND MOVING EAST AT 15 MPH. HAZARD...QUARTER SIZE HAIL. SOURCE...RADAR INDICATED. IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. * LOCATIONS IMPACTED INCLUDE... OTTERVILLE AND CLIFTON CITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING. && LAT...LON 3884 9291 3869 9290 3870 9317 3880 9311 TIME...MOT...LOC 0200Z 257DEG 14KT 3876 9306 HAIL...1.00IN WIND...<50 MPH $$ ACH
1 follow-up statement
573 WWUS53 KEAX 290217 SVSEAX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 917 PM CDT MON MAY 28 2012 MOC053-159-290230- /O.CON.KEAX.SV.W.0065.000000T0000Z-120529T0230Z/ COOPER MO-PETTIS MO- 917 PM CDT MON MAY 28 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL PETTIS AND SOUTHWESTERN COOPER COUNTIES UNTIL 930 PM CDT... AT 912 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR OTTERVILLE...AND MOVING EAST AT 15 MPH. HAZARD...QUARTER SIZE HAIL. SOURCE...TRAINED WEATHER SPOTTERS. RECENT LOCAL STORM REPORTS: AT 913 PM...TRAINED WEATHER SPOTTERS REPORTED QUARTER SIZE HAIL 2 MILES NORTH-NORTHEAST OF SMITHTON. IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. LOCATIONS IMPACTED INCLUDE... MAINLY RURAL AREAS OF WESTERN COOPER COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A BUILDING. && LAT...LON 3884 9291 3869 9290 3870 9317 3880 9311 TIME...MOT...LOC 0216Z 257DEG 14KT 3877 9298 HAIL...1.00IN WIND...<50 MPH $$ ACH
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 8:28 PM CDT | Special Weather Statement | EAX | Cooper | 47 min |
| May 28, 8:55 PM CDT | Areal Flood Advisory | EAX | Cooper, Howard, Pettis | 4 hr |
| May 28, 9:28 PM CDT | Severe Thunderstorm Warning | EAX | Cooper, Pettis | 32 min |
| May 28, 9:58 PM CDT | Special Weather Statement | EAX | Pettis | 47 min |
Nearby
Severe Thunderstorm Warnings in Missouri, 2012Every severe thunderstorm warning in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.