Alert archive / Kansas / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 7, NWS Kansas City, MO
NWS Kansas City, MO issued this severe thunderstorm warning at Mar 19, 2011, 12:01 PM CDT for Johnson County, Leavenworth County, Wyandotte County, Kansas. It was in force for 29 min. 2 reports 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
- Mar 19, 2011, 12:01 PM CDT (17:01 UTC)
- Expired
- Mar 19, 2011, 12:30 PM CDT
- In force
- 29 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 50.0 mph
Counties Johnson County, KS, Leavenworth County, KS, Wyandotte County, KS
The radar
The Pleasant Hill radar (KEAX), 62 km from the middle of the area, began a volume at 17:01 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 19, 12:10 PM CDT | HAIL 0.25 | W De Soto, KS | CARS SLIDING OFF OF ROADS DUE TO THE LARGE QUANTITIES OF HAIL THE SIZE OF PEAS OR SLIGHTLY LARGER. |
| Mar 19, 12:10 PM CDT | HAIL 0.75 | 1 N De Soto, KS | NEAR 166TH ST AND WARD RD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 5.0 hours before the alert went out and 60 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
- 2111 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 308 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
277
WUUS53 KEAX 191701
SVREAX
KSC091-103-209-191730-
/O.NEW.KEAX.SV.W.0007.110319T1701Z-110319T1730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1201 PM CDT SAT MAR 19 2011
THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN JOHNSON COUNTY IN EAST CENTRAL KANSAS...
SOUTH CENTRAL LEAVENWORTH COUNTY IN NORTHEAST KANSAS...
WYANDOTTE COUNTY IN NORTHEAST KANSAS...
* UNTIL 1230 PM CDT
* AT 1156 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL.
THIS STORM WAS LOCATED NEAR EUDORA...OR 5 MILES SOUTHWEST OF DE
SOTO...AND MOVING NORTHEAST AT 35 MPH.
* LOCATIONS IMPACTED INCLUDE...
DE SOTO...BONNER SPRINGS...SHAWNEE...EDWARDSVILLE...LAKE QUIVIRA...
MERRIAM...MISSION...WESTWOOD...FAIRWAY...WESTWOOD HILLS...MISSION
WOODS...HOLLIDAY...PIPER...MAYWOOD...MUNCIE AND ROELAND PARK.
THIS WILL IMPACT THE FOLLOWING INTERSTATES...
I-70 BETWEEN MILE MARKERS 410 AND 417.
I-35 BETWEEN MILE MARKERS 228 AND 232.
I-435 LOOP FROM MILE MARKERS 3 TO 18.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.
&&
LAT...LON 3919 9481 3904 9461 3903 9461 3887 9505
3888 9506 3897 9505 3898 9507 3896 9508
3895 9510 3896 9511
TIME...MOT...LOC 1701Z 233DEG 32KT 3897 9500
WIND...HAIL <50MPH 1.50IN
$$
BOOKBINDER3 follow-up statements
428
WWUS53 KEAX 191713
SVSEAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1213 PM CDT SAT MAR 19 2011
KSC091-103-209-191730-
/O.CON.KEAX.SV.W.0007.000000T0000Z-110319T1730Z/
LEAVENWORTH KS-WYANDOTTE KS-JOHNSON KS-
1213 PM CDT SAT MAR 19 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
JOHNSON COUNTY IN EAST CENTRAL KANSAS...AND WYANDOTTE AND CENTRAL
LEAVENWORTH COUNTIES IN NORTHEAST KANSAS UNTIL 1230 PM CDT...
AT 1208 PM CDT...EMERGENCY MANAGEMENT REPORTED DIME SIZE HAIL JUST
NORTH OF DE SOTO. DOPPLER RADAR INDICATES THIS STORM CONTINUES TO
STRENGTHEN AND BASED ON THAT REPORT MAY BE CAPABLE OF PRODUCING PING
PONG BALL SIZE HAIL. THIS STORM WAS LOCATED NEAR DE SOTO...MOVING
NORTHEAST AT 35 MPH AND WILL PASS BETWEEN BONNER SPRINGS AND
SHAWNEE...AND SHOULD REMAIN JUST SOUTH OF THE VILLAGE WEST COMPLEX.
LOCATIONS IMPACTED INCLUDE...
BONNER SPRINGS...SHAWNEE...EDWARDSVILLE...LAKE QUIVIRA...MERRIAM...
MISSION...WESTWOOD...FAIRWAY...MISSION WOODS...AYWOOD...MUNCIE
AND ROELAND PARK.
THIS WILL IMPACT THE FOLLOWING INTERSTATES...
I-70 BETWEEN MILE MARKERS 410 AND 417.
I-435 LOOP FROM MILE MARKERS 4 TO 12.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.
&&
LAT...LON 3891 9497 3900 9505 3919 9481 3904 9461
3903 9461
TIME...MOT...LOC 1710Z 233DEG 31KT 3900 9493
WIND...HAIL <50MPH 1.50IN
$$
BOOKBINDER754 WWUS53 KEAX 191720 SVSEAX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 1220 PM CDT SAT MAR 19 2011 KSC103-191729- /O.CAN.KEAX.SV.W.0007.000000T0000Z-110319T1730Z/ LEAVENWORTH KS- 1220 PM CDT SAT MAR 19 2011 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL LEAVENWORTH COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED INTO ADJACENT JOHNSON AND WYANDOTTE COUNTIES WHERE A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT. LAT...LON 3915 9476 3904 9464 3896 9490 3905 9491 TIME...MOT...LOC 1719Z 240DEG 33KT 3904 9483 $$ KSC091-209-191730- /O.CON.KEAX.SV.W.0007.000000T0000Z-110319T1730Z/ WYANDOTTE KS-JOHNSON KS- 1220 PM CDT SAT MAR 19 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTH CENTRAL JOHNSON COUNTY IN EAST CENTRAL KANSAS...AND WYANDOTTE COUNTY IN NORTHEAST KANSAS UNTIL 1230 PM CDT... AT 1216 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL. THIS STORM WAS LOCATED JUST SOUTH OF BONNER SPRINGS...MOVING NORTHEAST AT 35 MPH. LOCATIONS IMPACTED INCLUDE... EDWARDSVILLE...SHAWNEE...LAKE QUIVIRA...HOLLIDAY AND MUNCIE. THIS WILL IMPACT THE FOLLOWING INTERSTATES... I-70 BETWEEN MILE MARKERS 411 AND 417. I-435 LOOP FROM MILE MARKERS 5 TO 12. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS. && LAT...LON 3915 9476 3904 9464 3896 9490 3905 9491 TIME...MOT...LOC 1719Z 240DEG 33KT 3904 9483 WIND...HAIL <50MPH 1.50IN $$ BOOKBINDER
583 WWUS53 KEAX 191732 SVSEAX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 1232 PM CDT SAT MAR 19 2011 KSC091-209-191741- /O.EXP.KEAX.SV.W.0007.000000T0000Z-110319T1730Z/ WYANDOTTE KS-JOHNSON KS- 1232 PM CDT SAT MAR 19 2011 ...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL JOHNSON COUNTY IN EAST CENTRAL KANSAS...AND SOUTHWESTERN WYANDOTTE COUNTY IN NORTHEAST KANSAS HAS EXPIRED... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED SLIGHTLY AND WAS MOVING TOWARD THE DOWNTOWN AREA. A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR THE GREATER DOWNTOWN KANSAS CITY AREA. THIS STORM HAS PRODUCED COPIOUS AMOUNTS OF SMALL HAIL AND COULD LEAD TO SIGNIFICANT TRAVEL PROBLEMS ACROSS THE DOWNTOWN LOOP. IN ADDITION...ADDITIONAL THUNDERSTORMS MAY REDEVELOP THROUGH THE AFTERNOON...AND A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 4 PM CDT. LAT...LON 3915 9476 3904 9464 3896 9490 3905 9491 TIME...MOT...LOC 1720Z 240DEG 33KT 3904 9481 $$ BOOKBINDER
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 11:53 AM CDT | Special Weather Statement | EAX | Wyandotte | 37 min |
| Mar 19, 12:30 PM CDT | Special Weather Statement | EAX | Wyandotte | 30 min |
| Mar 19, 2:11 PM CDT | Special Weather Statement | EAX | Miami | 34 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 2011Every severe thunderstorm warning in 2011
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.