A Mini Bowing Thunderstorm Line

10:13 am in Extreme Weather, Storm Summaries, The Ozarks by Ted Keller

Storm Reports as of 10:35 Sunday

A cluster of thunderstorms which started in Kansas Saturday evening, crossed into Missouri and left a swath of wind damage!

The bowing refers to the shape of the mini line of storms as it advances. This is shown clearly in the embedded loop of radar from early Sunday morning (below).

This line produced scattered wind damage reports from southern Crawford County in Kansas into Dade and eventually Greene County.  There were lots of reports of small limbs down and outdoor objects such as potted plants “displaced”.  The Springfield National Weather Service reported a wind gust to 51 ph at 2:10 am.  There were likely some severe wind gusts (59 mph or higher ) with this storm line.  Several minor power outages were reported with this storm line as well.

Storm Reports Collected by the National Weather Service

PRELIMINARY LOCAL STORM REPORT…SUMMARY
NATIONAL WEATHER SERVICE SPRINGFIELD MO
633 AM CDT SUN AUG 15 2010
..TIME…   …EVENT…      …CITY LOCATION…     …LAT.LON…
.DATE…   ….MAG….      ..COUNTY LOCATION..ST.. …SOURCE….
            ..REMARKS..1224 AM     TSTM WND DMG     4 SW FRONTENAC          37.41N 94.73W
08/15/2010                   CRAWFORD           KS   LAW ENFORCEMENT
            FRONT PORCH PULLED FROM HOUSE. TIME ESTIMATED.1224 AM     TSTM WND DMG     2 S PITTSBURG           37.38N 94.70W
08/15/2010                   CRAWFORD           KS   LAW ENFORCEMENT
            FOUR TREES REPORTED DOWN ON THE SOUTH SIDE OF PITTSBURG.
            TIME ESTIMATED.0140 AM     TSTM WND GST     LOCKWOOD                37.39N 93.95W
08/15/2010  E60.00 MPH       DADE               MO   LAW ENFORCEMENT
            50 TO 60 MPH WIND GUST ESTIMATED BY DEPUTY IN THE CITY OF
            LOCKWOOD.0140 AM     TSTM WND GST     GREENFIELD              37.42N 93.84W
08/15/2010  E60.00 MPH       DADE               MO   LAW ENFORCEMENT

            50 TO 60 MPH WIND GUST ESTIMATED AT THE DADE EOC.0145 AM     TSTM WND DMG     GREENFIELD              37.42N 93.84W
08/15/2010                   DADE               MO   LAW ENFORCEMENT
            SEVERAL TREES DOWN IN GREENFIELD…A FEW WITH A DIAMETER
            UP TO 18 INCHES.

0145 AM     TSTM WND DMG     LOCKWOOD                37.39N 93.85W
08/15/2010                   DADE               MO   LAW ENFORCEMENT

            TWO TREES DOWN ACROSS THE ROAD NEAR THE INTERSECTION OF
            HIGHWAYS 160 AND 39.

0200 AM     TSTM WND GST     EVERTON                 37.34N 93.70W
08/15/2010  E60.00 MPH       DADE               MO   LAW ENFORCEMENT

            50 TO 60 MPH WIND GUSTS ESTIMATED BY SPOTTER IN EVERTON.

0210 AM     NON-TSTM WND GST 5 SSE WILLARD           37.23N 93.40W
08/15/2010  M51.00 MPH       GREENE             MO   OFFICIAL NWS OBS

            51 MPH WIND GUST WITH THE OUTFLOW BOUNDARY AHEAD OF MAIN
            COMPLEX OF THUNDERSTORMS.

0217 AM     NON-TSTM WND GST NIXA                    37.04N 93.29W
08/15/2010  E50.00 MPH       CHRISTIAN          MO   AMATEUR RADIO

            50 MPH WIND GUST WITH THE PASSAGE OF THE OUTFLOW
            BOUNDARY.

0255 AM     TSTM WND DMG     SSE STRAFFORD           37.27N 93.12W
08/15/2010                   GREENE             MO   AMATEUR RADIO

            10 FOOT SECTION OF WOOD FENCING BLOWN DOWN…A FEW TREE
            LIMBS UP TO THREE INCHES IN DIAMETER BLOWN DOWN. TIME
            ESTIMATED.

0258 AM     TSTM WND DMG     2 WNW FAIR GROVE        37.39N 93.19W
08/15/2010                   GREENE             MO   AMATEUR RADIO

            FOUR INCH DIAMETER DOGWOOD TREE BLOWN DOWN.

0300 AM     TSTM WND DMG     1 N STRAFFORD           37.29N 93.12W
08/15/2010                   GREENE             MO   AMATEUR RADIO

            14 INCH DIAMETER TREE DOWN ON POWER LINE. PART OF FARM
            ROAD 84 BLOCKED IN THIS AREA.

0318 AM     NON-TSTM WND GST AVA                     36.95N 92.66W
08/15/2010  M38.00 MPH       DOUGLAS            MO   AMATEUR RADIO

            38 MPH WIND GUST MEASURED WITH OUTFLOW BOUNDARY PASSAGE.
            FLAG POLE AT AVA POLICE DEPARTMENT BLOWN DOWN.