Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 165, NWS Twin Cities, MN

July 10, 20084 counties in Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 10, 2008, 6:29 PM CDT for 4 counties in Wisconsin. It was in force for 61 min. 3 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
Jul 10, 2008, 6:29 PM CDT (23:29 UTC)
Expired
Jul 10, 2008, 7:30 PM CDT
In force
61 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon

Counties Barron County, WI, Dunn County, WI, Polk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 123 km from the middle of the area, began a volume at 23:29 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

TimeReportWhereRemark
Jul 10, 6:44 PM CDTHAIL 1.755 Ssw Amery, WI
Jul 10, 7:18 PM CDTHAIL 1.257 Se Ridgeland, WIQUARTERS TO HALF DOLLARS.
Jul 10, 7:20 PM CDTHAIL 13 Ssw Sand Creek, WI

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 3 storm reports to this severe thunderstorm warning; the first came 15 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.5 hours before the alert went out and 126 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2008-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2008-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1956 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KMPX 102329
SVRMPX
WIC005-033-095-109-110030-
/O.NEW.KMPX.SV.W.0165.080710T2329Z-080711T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
629 PM CDT THU JUL 10 2008

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN POLK COUNTY IN NORTHWEST WISCONSIN...
  SOUTHWESTERN BARRON COUNTY IN NORTHWEST WISCONSIN...
  NORTHERN ST. CROIX COUNTY IN WEST CENTRAL WISCONSIN...
  NORTHERN DUNN COUNTY IN WEST CENTRAL WISCONSIN...

* UNTIL 730 PM CDT

* AT 625 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
  PRODUCING PENNY SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. 
  THIS STORM WAS LOCATED NEAR STAR PRAIRIE...OR ABOUT 7 MILES NORTH
  OF NEW RICHMOND...AND MOVING EAST AT 40 MPH.

* SOME LOCATIONS INCLUDE...
  DEER PARK...
  CYLON...
  GLENWOOD CITY...
  CONNORSVILLE...
  BOYCEVILLE...
  PRAIRIE FARM...
  RIDGELAND...
  WHEELER...
  COLFAX...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.

LAT...LON 4521 9169 4499 9171 4512 9264 4533 9260
TIME...MOT...LOC 2329Z 280DEG 34KT 4522 9246

$$

JPR
4 follow-up statements
000 
WWUS53 KMPX 102349
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
648 PM CDT THU JUL 10 2008

WIC005-033-095-109-110030-
/O.CON.KMPX.SV.W.0165.000000T0000Z-080711T0030Z/
POLK WI-BARRON WI-ST. CROIX WI-DUNN WI-
648 PM CDT THU JUL 10 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR NORTHERN DUNN...NORTHERN ST. CROIX...SOUTHWESTERN BARRON AND
SOUTHEASTERN POLK COUNTIES...

AT 646 PM CDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING PENNY SIZE HAIL AND DAMAGING WINDS IN EXCESS OF
60 MPH.  THE SEVERE STORM WAS LOCATED 4 MILES NORTH OF FOREST...OR
ABOUT 7 MILES EAST OF DEER PARK...AND MOVING EAST AT 39 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE WANDEROOS...LITTLE FALLS...
HUNTINGTON...FOREST...EMERALD...DERONDA...CYLON...CONNORSVILLE...
WHEELER AND STAR PRAIRIE.

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.

REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY
TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4521 9169 4499 9171 4512 9264 4533 9260
TIME...MOT...LOC 2348Z 280DEG 34KT 4519 9221

$$

JPR
000 
WWUS53 KMPX 102357
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
656 PM CDT THU JUL 10 2008

WIC005-095-110006-
/O.CAN.KMPX.SV.W.0165.000000T0000Z-080711T0030Z/
POLK WI-BARRON WI-
656 PM CDT THU JUL 10 2008

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BARRON AND
SOUTHEASTERN POLK COUNTIES IS CANCELLED...

RADAR INDICATED THAT THE SEVERE STORM HAD MOVED OUT OF THE WARNED 
AREA. THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN
CANCELLED.

LAT...LON 4509 9171 4499 9171 4513 9263 4521 9254
      4521 9169 4515 9170 4515 9171 4514 9170
TIME...MOT...LOC 2356Z 281DEG 38KT 4516 9205

$$

WIC033-109-110030-
/O.CON.KMPX.SV.W.0165.000000T0000Z-080711T0030Z/
ST. CROIX WI-DUNN WI-
656 PM CDT THU JUL 10 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR NORTHERN DUNN AND NORTHEASTERN ST. CROIX COUNTIES...

AT 644 PM CDT...GOLF BALL SIZE HAIL WAS REPORTED FOUR MILES SOUTHWEST 
OF AMERY WITH THIS STORM.

AT 654 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF 
PRODUCING LARGE DAMAGING HAIL UP TO GOLF BALL SIZE AND DAMAGING WINDS 
IN EXCESS OF 60 MPH.  THE SEVERE STORM WAS LOCATED NEAR 
CONNORSVILLE...OR ABOUT 2 MILES NORTHEAST OF CONNORSVILLE...AND
MOVING EAST AT 43 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE FOREST...EMERALD...CYLON...
CONNORSVILLE...WHEELER...STAR PRAIRIE...RIDGELAND...NEW RICHMOND...
DEER PARK AND COLFAX.

THIS IS A DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THIS
STORM...PREPARE IMMEDIATELY FOR DESTRUCTIVE HAIL...WHICH CAN
SIGNIFICANTLY DAMAGE ROOFS...WINDOWS...SIDING AND VEHICLES. DAMAGING
WINDS ARE ALSO EXPECTED...WHICH WILL UPROOT TREES AND DOWN POWER
LINES. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY
TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4509 9171 4499 9171 4513 9263 4521 9254
      4521 9169 4515 9170 4515 9171 4514 9170
TIME...MOT...LOC 2356Z 281DEG 38KT 4516 9205

$$

JPR
000 
WWUS53 KMPX 110008
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
707 PM CDT THU JUL 10 2008

WIC033-110030-
/O.CON.KMPX.SV.W.0165.000000T0000Z-080711T0030Z/
DUNN WI-
707 PM CDT THU JUL 10 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR NORTHERN DUNN COUNTY...

AT 703 PM CDT...RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...
CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS
OF 60 MPH.  THE SEVERE STORM WAS LOCATED 5 MILES SOUTHWEST OF
RIDGELAND...AND MOVING EAST AT 44 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE CONNORSVILLE...WHEELER...
RIDGELAND AND COLFAX.

THIS STORM PRODUCED GOLF BALL SIZE HAIL IN SOUTHERN POLK COUNTY AT 
644 PM CDT.

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR
DAMAGING WINDS AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY
STRUCTURE AND STAY AWAY FROM WINDOWS.

REPORT ANY DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY
TO THE NATIONAL WEATHER SERVICE.

LAT...LON 4517 9171 4499 9171 4507 9211 4521 9211
      4521 9175 4520 9173 4521 9169 4518 9170
TIME...MOT...LOC 0007Z 281DEG 38KT 4514 9189

$$

JPR
000 
WWUS53 KMPX 110029
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
726 PM CDT THU JUL 10 2008

WIC033-110036-
/O.EXP.KMPX.SV.W.0165.000000T0000Z-080711T0030Z/
DUNN WI-
726 PM CDT THU JUL 10 2008

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN DUNN COUNTY EXPIRES
AT 730 PM CDT...

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EXTREME 
NORTHEAST DUNN COUNTY UNTIL 830 PM... 

AT 720 PM CDT...HAIL UP TO QUARTER SIZE WAS REPORTED IN 
SAND CREEK.

SEVERE STORMS WERE ABOUT TO MOVE OUT OF THE COUNTY. HOWEVER...MORE 
THUNDERSTORMS WERE LOCATED OVER NORTHEAST ST CROIX COUNTY. THEY DO 
NOT APPEAR SEVERE AT THIS TIME. 

LAT...LON 4517 9171 4499 9171 4507 9211 4521 9211
      4521 9175 4520 9173 4521 9169 4518 9170
TIME...MOT...LOC 0026Z 281DEG 38KT 4510 9161

$$

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.

NWS Twin Cities, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 10, 2:31 PM CDT, 3 hours 58 minutes earlier.

Area forecast discussion, Jul 10, 2:31 PM CDT, 3 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
231 PM CDT THU JUL 10 2008

.DISCUSSION...
THE FORECAST CHALLENGE ARE THUNDERSTORM CHANCES ASSOCIATED WITH WEAK
SHORT WAVE TROUGH/IMPLUSE OVER THE EASTERN DAKOTAS AND THE COLD
FRONT FORECAST TO MOVE THROUGH THE AREA FRIDAY AND FRIDAY EVENING.
IMPLUSE SHOULD CONTINUE TO GENERATE SCATTERED THUNDERSTORMS OVER
MUCH OF THE FORECAST AREA THIS EVENING AND EARLY TONIGHT. THE THREAT
OF SEVERE WEATHER WILL REMAIN MINIMAL WITH AIRMASS WORKED OVER OVER
CENTRAL MN ALONG WITH DECENT CAP/INHIBIT FOR THE DEVELOPMENT OF TSRA
OVER THE SW MN. CURRENT MCS OVER EAST CENTRAL MINNESOTA...MOVING
SOUTHEAST...NUMEROUS REPORTS OF WIND DAMAGE RECEIVED AHEAD OF THE
BOWING CELL.

AIRMASS BECOMES WELL CAPPED OVER THE REST OF THE CWA BY FRIDAY
MORNING AS MID LEVEL TEMPS SOAR TO PLUS 12 DEGREES CELSIUS. TEMPS BY
MID AFTERNOON FRIDAY ARE EXPECTED TO WARM INTO LOWER TO MIDDLE 90S.

TSRA ARE EXPECTED TO FIRE ALONG THE FRONTAL BOUNDARY...ESPECIALLY
DURING THE AFTERNOON AND EVENING HOURS FRIDAY. ISOLD TO SCATTERED
SEVERE WEATHER IS POSSIBLE WITH THE GREATEST THREAT LARGE HAIL AND
DAMAGING WIND.

DRY AND COOLER WEATHER ANTICIPATE FOR THE BALANCE OF THE WEEKEND
INTO THE EARLY PART OF NEXT WEEK AS UPPER AIR FLOW STAYS ZONAL
THROUGH FRIDAY OF NEXT WEEK.

&&

.AVIATION.../18Z TAF ISSUANCE/

STRONG THUNDERSTORMS MOVING INTO MSP AT ISSUANCE OF TAFS. THESE
WILL MOVE THROUGH AND HOLD THEIR OWN TOWARDS EAU...AS COMPLEX HAS
DEVELOPED AN ORGANIZED COLD POOL. STRONG WINDS LIKELY AT EAU IF
THESE GO THROUGH...WITH THE POSSIBILITY  STRONGEST OF ACTIVITY
SHOULD REMAIN SOUTH OF RNH. HOWEVER...SOME STRONG THUNDERSTORMS
STILL POSSIBLE IN THE EARLY TO MID AFTN THERE AS REDEVELOPMENT HAS
BEEN SEEN TO THE NORTH. IMMEDIATELY IN THE WAKE OF THESE STORMS AT
MSP...SOME TEMPORARY MVFR CIGS ARE POSSIBLE ALONG WITH A FEW
SHRA/TSRA IN THEIR WAKE. MORE CONVECTION POSSIBLE THIS

&&

.MPX WATCHES/WARNINGS/ADVISORIES...
MN...NONE.
WI...NONE.
&&
Hazardous weather outlook, Jul 10, 1:23 PM CDT, 5 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
123 PM CDT THU JUL 10 2008

MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-
111830-
DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS-
BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA-
KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON-
YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA-
REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH-
WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK-
ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE-
123 PM CDT THU JUL 10 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND
SOUTHERN MINNESOTA...AND WEST CENTRAL WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
TONIGHT ACROSS THE OUTLOOK AREA. THE PRIMARY THREATS WILL BE LARGE
HAIL AND DAMAGING WINDS. ISOLATED TORNADOES ARE ALSO POSSIBLE WITH
THE GREATEST THREAT OVER PORTIONS OF EAST CENTRAL AND SOUTH
CENTRAL MINNESOTA INTO THIS EVENING.

HEAVY RAINS ASSOCIATED WITH THE STRONGER THUNDERSTORMS WILL CAUSE
SOME PONDING OF WATER IN LOW LYING AREAS..THAT ARE PRONE TO
LOCALIZE FLOODING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

A COLD FRONT WILL MOVE INTO WESTERN MINNESOTA FRIDAY AFTERNOON
AND REACH EASTERN AREAS OF THE STATE BY EVENING. THE COLD FRONT
WILL THEN MOVE ACROSS WEST CENTRAL WISCONSIN FRIDAY NIGHT.
THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG THE FRONT LATE FRIDAY
AFTERNOON AND PASS ACROSS EASTERN MINNESOTA AND WEST CENTRAL
WISCONSIN DURING THE EVENING. SEVERE STORMS WITH LARGE HAIL AND
DAMAGING WINDS ARE POSSIBLE. THERE WILL ALSO BE TORRENTIAL
DOWNPOURS WITH THE STORMS.

THUNDERSTORMS WILL BE POSSIBLE AGAIN ACROSS MUCH OF THE OUTLOOK
AREA AROUND THE MIDDLE OF NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION WILL BE NEEDED ESPECIALLY THIS
AFTERNOON AND EARLY EVENING.

In the hours before

Local storm report, Jul 10, 4:59 PM CDT, 1 hour 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
459 PM CDT THU JUL 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0208 PM     HAIL             COLD SPRING             45.46N 94.43W
07/10/2008  M0.75 INCH       STEARNS            MN   TRAINED SPOTTER

&&

MKM
Local storm report, Jul 10, 5:08 PM CDT, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
508 PM CDT THU JUL 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1245 PM     HAIL             MINNETONKA              44.91N 93.50W
07/10/2008  M0.75 INCH       HENNEPIN           MN   COUNTY OFFICIAL

&&

MKM
Local storm report, Jul 10, 5:09 PM CDT, 1 hour 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
509 PM CDT THU JUL 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1245 PM     TSTM WND DMG     MINNETONKA              44.91N 93.50W
07/10/2008                   HENNEPIN           MN   COUNTY OFFICIAL

            AROUND 6 BRANCHES UP TO 2 FEET IN DIAMETER DOWNED ON
            ROADWAYS IN TOWN. TIME IS ESTIMATED.

&&

MKM
Local storm report, Jul 10, 5:11 PM CDT, 1 hour 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
511 PM CDT THU JUL 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0100 PM     FLASH FLOOD      MINNETONKA              44.91N 93.50W
07/10/2008                   HENNEPIN           MN   COUNTY OFFICIAL

            MINOR WASHOUTS ON COUNTY 101 AND 61 AND SOME OTHER
            SMALLER ROADS IN TOWN. MINOR PAVEMENT COLLAPSE ON
            CLEARWATER DRIVE. TIME IS ESTIMATED.

&&

MKM
Local storm report, Jul 10, 5:15 PM CDT, 1 hour 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
515 PM CDT THU JUL 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0105 PM     TSTM WND DMG     APPLE VALLEY            44.75N 93.20W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            TIME ESTIMATED. TREE SNAPPED IN HALF AT CORNER OF 147TH
            AND CO RD 42 ALONG WITH SEVERAL BRANCHES. 2 TREES SNAPPED
            BEHIND FIRE STATION 1. ONE TREE DOWN .5 MILES W OF COUNTY
            RD 23.

&&

MKM
Local storm report, Jul 10, 5:16 PM CDT, 1 hour 13 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
516 PM CDT THU JUL 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1110 AM     LIGHTNING        1 SSE MONTICELLO        45.28N 93.79W
07/10/2008                   WRIGHT             MN   TRAINED SPOTTER

            *** 1 INJ *** TIME IS ESTIMATED. MAN STRUCK AND INJURED
            BY LIGHTING WHILE DOING CONSTRUCTION WORK ON THE ROOF OF
            A HOME .5 MILES SOUTH OF I94 AND .5 MILES EAST OF HIGHWAY
            25.

1110 AM     TSTM WND DMG     ELROSA                  45.56N 94.95W
07/10/2008                   STEARNS            MN   TRAINED SPOTTER

            ONE FOUR FOOT DIAMTER TREE FELLED.

1135 AM     HAIL             HOWARD LAKE             45.06N 94.07W
07/10/2008  M0.88 INCH       WRIGHT             MN   TRAINED SPOTTER

1201 PM     TSTM WND GST     2 W COKATO              45.08N 94.24W
07/10/2008  M60.00 MPH       WRIGHT             MN   MESONET

            60 MPH WIND GUST MEASURED AT DASSEL COKATO MIDDLE SCHOOL.

1205 PM     HAIL             COKATO                  45.08N 94.19W
07/10/2008  M0.88 INCH       WRIGHT             MN   TRAINED SPOTTER

1205 PM     TSTM WND DMG     COKATO                  45.08N 94.19W
07/10/2008                   WRIGHT             MN   TRAINED SPOTTER

            NUMEROUS TREE LIMBS DOWN AND UTILITY LINES DOWN ACROSS
            ROADWAY.

1206 PM     HAIL             2 ESE DASSEL            45.07N 94.27W
07/10/2008  M0.75 INCH       MEEKER             MN   TRAINED SPOTTER

1206 PM     HAIL             WINSTED                 44.97N 94.05W
07/10/2008  M1.25 INCH       MCLEOD             MN   TRAINED SPOTTER

1207 PM     HAIL             COKATO                  45.08N 94.19W
07/10/2008  M0.75 INCH       WRIGHT             MN   TRAINED SPOTTER

            ESTIMATED 60 MPH WINDS.

1215 PM     HAIL             WINSTED                 44.97N 94.05W
07/10/2008  M0.88 INCH       MCLEOD             MN   TRAINED SPOTTER

1215 PM     HEAVY RAIN       BLOOMINGTON             44.83N 93.32W
07/10/2008  E0.00 INCH       HENNEPIN           MN   LAW ENFORCEMENT

            WATER UP TO CAR WINDOWS ON 98TH AT INTERSECTIONS OF BOTH
            NORMANDALE AND HENNEPIN.

1219 PM     HAIL             WINSTED                 44.97N 94.05W
07/10/2008  M0.88 INCH       MCLEOD             MN   TRAINED SPOTTER

1220 PM     HAIL             WINSTED                 44.97N 94.05W
07/10/2008  M1.00 INCH       MCLEOD             MN   TRAINED SPOTTER

1220 PM     HAIL             1 SSW WINSTED           44.96N 94.05W
07/10/2008  M3.00 INCH       MCLEOD             MN   TRAINED SPOTTER

1225 PM     HAIL             1 SW LESTER PRAIRIE     44.87N 94.05W
07/10/2008  E0.88 INCH       MCLEOD             MN   TRAINED SPOTTER

1225 PM     HAIL             LESTER PRAIRIE          44.88N 94.04W
07/10/2008  M1.75 INCH       MCLEOD             MN   TRAINED SPOTTER

            POWER LINES AND TREES ALSO FELLED.

1225 PM     HAIL             NEW GERMANY             44.88N 93.97W
07/10/2008  M0.88 INCH       CARVER             MN   FIRE DEPT/RESCUE

1226 PM     HAIL             DELANO                  45.04N 93.79W
07/10/2008  M0.88 INCH       WRIGHT             MN   NWS EMPLOYEE

            NWS EMPLOYEE ESTIMATED WINDS BETWEEN 55 AND 60 MPH
            BENDING TREES OVER.

1232 PM     TSTM WND DMG     DELANO                  45.04N 93.79W
07/10/2008                   WRIGHT             MN   TRAINED SPOTTER

            THREE TO FOUR INCH BRANCHES SEVERED.

1232 PM     HAIL             WACONIA                 44.85N 93.79W
07/10/2008  M1.00 INCH       CARVER             MN   TRAINED SPOTTER

1233 PM     HAIL             WACONIA                 44.85N 93.79W
07/10/2008  M1.00 INCH       CARVER             MN   NWS EMPLOYEE

1235 PM     HAIL             WACONIA                 44.85N 93.79W
07/10/2008  M0.88 INCH       CARVER             MN   TRAINED SPOTTER

1236 PM     HAIL             SHAKOPEE                44.77N 93.48W
07/10/2008  M1.00 INCH       SCOTT              MN   TRAINED SPOTTER

1238 PM     HAIL             3 ENE WACONIA           44.86N 93.74W
07/10/2008  M0.88 INCH       CARVER             MN   TRAINED SPOTTER

1238 PM     HAIL             2 NW WACONIA            44.87N 93.82W
07/10/2008  M0.88 INCH       CARVER             MN   TRAINED SPOTTER

1241 PM     HAIL             4 NW EXCELSIOR          44.97N 93.62W
07/10/2008  M0.75 INCH       HENNEPIN           MN   TRAINED SPOTTER

            REPORTED IN STUBBS BAY AREA OF LAKE MINNETONKA.

1242 PM     TSTM WND GST     CHANHASSEN              44.86N 93.56W
07/10/2008  M59.70 MPH       CARVER             MN   STORM CHASER

            MEASURED WITH ANEMOMETER. NICKEL SIZE HAIL ALSO REPORTED.

1243 PM     HAIL             LONG LAKE               44.99N 93.57W
07/10/2008  M0.75 INCH       HENNEPIN           MN   TRAINED SPOTTER

1245 PM     TSTM WND DMG     MINNETONKA              44.91N 93.50W
07/10/2008                   HENNEPIN           MN   COUNTY OFFICIAL

            AROUND 6 BRANCHES UP TO 2 FEET IN DIAMETER DOWNED ON
            ROADWAYS IN TOWN. TIME IS ESTIMATED.

1245 PM     HAIL             MINNETONKA              44.91N 93.50W
07/10/2008  M0.75 INCH       HENNEPIN           MN   COUNTY OFFICIAL

1246 PM     TSTM WND DMG     NEW TRIER               44.60N 92.93W
07/10/2008                   DAKOTA             MN   STORM CHASER

            GARAGE, POLE BARN AND FARM OUTBUILDINGS DESTROYED.

1248 PM     HAIL             BURNSVILLE              44.76N 93.28W
07/10/2008  M0.75 INCH       DAKOTA             MN   TRAINED SPOTTER

1248 PM     TSTM WND GST     3 SW JORDAN             44.64N 93.68W
07/10/2008  M70.00 MPH       SCOTT              MN   TRAINED SPOTTER

            MEASURED WITH ANEMOMETER.

1248 PM     TSTM WND DMG     4 SSW EXCELSIOR         44.88N 93.60W
07/10/2008                   CARVER             MN   LAW ENFORCEMENT

            NUMEROUS LARGE BRANCHES DOWNED AT HIGHWAY 7 AND
            MINNEWASHKA PARK.

1250 PM     HAIL             CHASKA                  44.82N 93.61W
07/10/2008  M0.75 INCH       CARVER             MN   NWS EMPLOYEE

1251 PM     TSTM WND GST     3 SSW EDEN PRAIRIE      44.81N 93.47W
07/10/2008  M59.00 MPH       HENNEPIN           MN   ASOS

            59 MPH WIND GUST MEASURED AT FLYING CLOUD AIRPORT.

1254 PM     HAIL             4 E BROOKLYN PARK       45.11N 93.28W
07/10/2008  E0.75 INCH       ANOKA              MN   TRAINED SPOTTER

1254 PM     TSTM WND DMG     WACONIA                 44.85N 93.79W
07/10/2008                   CARVER             MN   TRAINED SPOTTER

            LARGE BARN FELLED. LARGE TREE LIMBS SEVERED.

1254 PM     HAIL             EDEN PRAIRIE            44.85N 93.46W
07/10/2008  M0.75 INCH       HENNEPIN           MN   TRAINED SPOTTER

            OCCURRED AT PRAIRIE CENTER DRIVE AND HIGHWAY 5.

1255 PM     TSTM WND DMG     2 N BLOOMINGTON         44.86N 93.32W
07/10/2008                   HENNEPIN           MN   TRAINED SPOTTER

            CONSTRUCTION SCAFFOLDING ON BUILDING TOPPLED AT 494 AND
            XERXES AVE.

1255 PM     HAIL             EDEN PRAIRIE            44.85N 93.46W
07/10/2008  M0.75 INCH       HENNEPIN           MN   TRAINED SPOTTER

1255 PM     TSTM WND DMG     3 W BURNSVILLE          44.76N 93.34W
07/10/2008                   SCOTT              MN   TRAINED SPOTTER

            TREE ON HOUSE AT LYNN AVE IN SAVAGE. SEVERAL LARGE TREES
            DOWN IN THE NORTHERN PORTION OF SAVAGE.

1258 PM     HAIL             RICHFIELD               44.88N 93.28W
07/10/2008  M0.88 INCH       HENNEPIN           MN   TRAINED SPOTTER

1258 PM     HAIL             BURNSVILLE              44.76N 93.28W
07/10/2008  M0.88 INCH       DAKOTA             MN   TRAINED SPOTTER

0100 PM     FLASH FLOOD      MINNETONKA              44.91N 93.50W
07/10/2008                   HENNEPIN           MN   COUNTY OFFICIAL

            MINOR WASHOUTS ON COUNTY 101 AND 61 AND SOME OTHER
            SMALLER ROADS IN TOWN. MINOR PAVEMENT COLLAPSE ON
            CLEARWATER DRIVE. TIME IS ESTIMATED.

0100 PM     HAIL             3 NW BLOOMINGTON        44.86N 93.35W
07/10/2008  M0.75 INCH       HENNEPIN           MN   TRAINED SPOTTER

            OCCURRED AT HIGHWAY 100 AND HENNEPIN CO.

0100 PM     HAIL             2 NNE BLOOMINGTON       44.86N 93.29W
07/10/2008  M0.75 INCH       HENNEPIN           MN   TRAINED SPOTTER

0100 PM     TSTM WND DMG     1 NW BURNSVILLE         44.78N 93.30W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            PART OF A METAL ROOF OF A BUILDING ON LADY BIRD LN AT
            DUPONT AVE. SEVERAL BRANCHES AND TREES DOWN IN THE AREA
            WEST OF 35W SOUTH OF THE RIVER TOWARD SAVAGE.

0102 PM     TSTM WND DMG     4 N BURNSVILLE          44.83N 93.28W
07/10/2008                   HENNEPIN           MN   TRAINED SPOTTER

            SEVERAL TREES TOPPLED, SMALLEST SIX INCHES IN DIAMETER.
            OCCURRED AT 98TH AND OLD SHAKOPEE RD, THROUGH 91ST.

0102 PM     TSTM WND GST     3 NE BURNSVILLE         44.80N 93.23W
07/10/2008  M64.00 MPH       DAKOTA             MN   MESONET

            64 MPH WIND GUST MEASURED AT JOHN METCALF JUNIOR HIGH
            SCHOOL.

0103 PM     TSTM WND DMG     4 SE BURNSVILLE         44.73N 93.22W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            FOUR LARGE TREES TOPPLED. TIME ESTIMATED BY RADAR.

0103 PM     HAIL             1 SE PRIOR LAKE         44.72N 93.42W
07/10/2008  M1.00 INCH       SCOTT              MN   TRAINED SPOTTER

0105 PM     TSTM WND DMG     MENDOTA HEIGHTS         44.88N 93.14W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            MEDIUM SIZED TREE BRANCHES DOWNED. LAWN FURNITURE PICKED
            UP AND MOVED.

0105 PM     TSTM WND GST     3 SE BURNSVILLE         44.74N 93.23W
07/10/2008  M59.00 MPH       DAKOTA             MN   MESONET

            59 MPH WIND GUST RECORDED AT APPLE VALLEY HIGH SCHOOL.

0105 PM     TSTM WND DMG     5 SSE BURNSVILLE        44.70N 93.23W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            MORE THAN 20 TREES DOWN IN A RESIDENTIAL AREA OF
            LAKEVILLE NEAR THE INTERSECTION OF HIGHVIEW AND CO RD 46.
            TREES UP TO 1 FT DIAMETER. PRIVACY FENCES ALSO BLOWN
            DOWN. TIME ESTIMATED ON RADAR.

0105 PM     TSTM WND DMG     APPLE VALLEY            44.75N 93.20W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            TIME ESTIMATED. TREE SNAPPED IN HALF AT CORNER OF 147TH
            AND CO RD 42 ALONG WITH SEVERAL BRANCHES. 2 TREES SNAPPED
            BEHIND FIRE STATION 1. ONE TREE DOWN .5 MILES W OF COUNTY
            RD 23.

0107 PM     TSTM WND DMG     WACONIA                 44.85N 93.79W
07/10/2008                   CARVER             MN   AMATEUR RADIO

            THREE TO FOUR INCH BRANCHES DOWNED.

0108 PM     TSTM WND GST     6 SSE EAGAN             44.74N 93.13W
07/10/2008  M68.00 MPH       DAKOTA             MN   MESONET

            68 MPH WIND GUST RECORDED AT ROSEMOUNT ELEMENTARY SCHOOL.

0110 PM     TSTM WND DMG     3 SE ROSEMOUNT          44.72N 93.03W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            35 FT PINE TREE UPROOTED AT HWY 52 AT COATES. TIME
            ESTIMATED BY RADAR. CORRECTED COUNTY TO DAKOTA FROM
            SIBLEY.

0110 PM     TSTM WND DMG     BLOOMINGTON             44.83N 93.32W
07/10/2008                   HENNEPIN           MN   TRAINED SPOTTER

            EIGHT TO 12 INCH TREES DOWN NEAR NORMANDALE BLVD AND MN.
            RIVER.

0110 PM     HAIL             PRIOR LAKE              44.73N 93.43W
07/10/2008  M0.75 INCH       SCOTT              MN   AMATEUR RADIO

0110 PM     TSTM WND DMG     BLOOMINGTON             44.83N 93.32W
07/10/2008                   HENNEPIN           MN   TRAINED SPOTTER

            TWO AND ONE HALF FOOT TREES TOPPLED. OCCURRED AT 494 AND
            XERXES AVE.

0111 PM     TSTM WND DMG     2 E VERMILLION          44.67N 92.92W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            300 FOOT LONG FIELD IRRIGATOR BLOWN OVER AT INTERSECTION
            OF CO RD 47 AND CO RD 62. TIME ESTIMATED BY RADAR.

0112 PM     TSTM WND DMG     1 SW VERMILLION         44.66N 92.98W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            2-3 FOOT WIDE TREE BLOWN DOWN ON CO RD 47. TIME ESTIMATED
            BY RADAR.

0113 PM     TSTM WND DMG     2 S VERMILLION          44.65N 92.96W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            POWER LINES DOWN ALONG CO RD 47 AT CO RD 85. TIME
            ESTIMATED BY RADAR.

0115 PM     TSTM WND DMG     3 WSW VERMILLION        44.66N 93.02W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            TRACTOR TRAILER FLIPPED ONTO ITS TOP ON RIGHT SIDE OF
            ROAD ALONG NORTHBOUND HWY 52 BETWEEN COATES AND HAMPTON.
            CORNFIELDS FLATTENED IN VICINITY. TIME ESTIMATED BY
            RADAR.

0115 PM     TSTM WND DMG     HAMPTON                 44.61N 93.00W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            SEVERAL 2 FOOT DIAMETER TREES TOPPLED BETWEEN VERMILLION
            AND HAMPTON TO INCLUDE THE CITY OF HAMPTON. A FEW HOMES
            IN HAMPTON HAD TREES FELLED UPON THEM. TIME BASED ON
            RADAR SIGNATURE.

0115 PM     TSTM WND DMG     HAMPTON                 44.61N 93.00W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            NUMEROUS LARGE TREES DOWN IN CITY OF HAMPTON. 2-3 MILES
            EAST OF HAMPTON ALONG HWY 50 SEVERAL LARGE TREES DOWN ON
            ROAD AND POWER LINES AND CAR ALSO EITHER DRIVEN OFF ROAD
            OR BLOWN OFF ROAD INTO FARM FIELD IN SAME AREA. TIME
            ESTIMATED BASED ON RADAR.

0120 PM     TSTM WND DMG     NEW TRIER               44.60N 92.93W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            METAL SHED BLOWN APART AND PIECES OF SHED WRAPPED AROUND
            TREES. GARAGE OF HOME PARTIALLY COLLAPSED. 2-3 FT TREE
            UPROOTED. DAMAGE AT HOGAN AVE. TIME ESTIMATED BY RADAR.

0122 PM     TSTM WND GST     5 ESE LAKEVILLE         44.65N 93.15W
07/10/2008  M63.00 MPH       DAKOTA             MN   MESONET

            63 MPH WIND GUST MEASURED AT FARMINGTON MIDDLE SCHOOL
            WEST.

0125 PM     TSTM WND DMG     1 SSE NORTHFIELD        44.44N 93.16W
07/10/2008                   RICE               MN   TRAINED SPOTTER

            6 INCH DIAMETER TREE LIMB DOWNED NEAR ARCHIBALD LN.

0125 PM     TSTM WND DMG     MIESVILLE               44.60N 92.81W
07/10/2008                   DAKOTA             MN   TRAINED SPOTTER

            NUMEROUS TREES DOWN NEARLY BLOCKING HIGHWAY 50. TIME
            ESTIMATED BY RADAR.

0130 PM     TSTM WND DMG     GOODHUE                 44.40N 92.62W
07/10/2008                   GOODHUE            MN   TRAINED SPOTTER

            DAMAGE SWATH NORTHWEST TO SOUTHEAST ACROSS VASA,
            FEATHERSTONE, GOODHUE AND BELVIDERE COUNTIES. DAMAGE
            INCLUDED ROAD WASHED OUT, HOUSES AND BARNS DESTROYED, AND
            A SUBSTATION DAMAGED. A SEMI-TRUCK WAS HURLED ON ITS SIDE
            1 MILE SOUTH OF HIGHWAY 58 ON COUNTY ROAD 4. TIME OF
            OCCURRENCE OF DAMAGE FROM 1830-1849L. TIME ASSESSED FROM
            RADAR.

0130 PM     TSTM WND DMG     5 SSW WELCH             44.50N 92.72W
07/10/2008                   GOODHUE            MN   PUBLIC

            TREES DOWNED AT VASA. TIME ESTIMATED BY RADAR.

0135 PM     TSTM WND DMG     6 SW WELCH              44.51N 92.76W
07/10/2008                   GOODHUE            MN   EMERGENCY MNGR

            TREES BLOCKING ROAD AT HIGHWY 19 AND 135TH ST. TIME
            ESTIMATED BY RADAR.

0140 PM     TSTM WND DMG     2 ENE GOODHUE           44.41N 92.59W
07/10/2008                   GOODHUE            MN   TRAINED SPOTTER

            MORE THAN 30 TREES HAVE DOWNED LIMBS UP TO 2 FEET IN
            DIAMETER. ROOF OFF OUTBUILDING USED TO HOUSE CHICKEN AND
            SHEEP. 50 FT FLAGPOLE CEMENTED INTO GROUND BENT DOWN TO
            GROUND. TIME ESTIMATED BY RADAR.

0140 PM     TSTM WND DMG     3 NW BELLECHESTER       44.41N 92.55W
07/10/2008                   GOODHUE            MN   TRAINED SPOTTER

            30 FT TALL 50 FT WIDE PIPE AND CANVAS CATTLE HOUSE BARN
            DOWNED AT 240TH AVE AND 370TH ST ALONG WITH A LARGE TREE
            BRANCH DOWNED ON CAR. NEARBY A WOODEN HAY BARN WAS
            DESTROYED AND AN OLD POLE SHED OPEN TO THE NORTH LOST ITS
            ROOF. 4 TREES ALSO SNAPPED NEAR CHURCH AND SCHOOL ALONG
            CO RD 4 BLVD. TIME ESTIMATED BY RADAR.

0145 PM     HAIL             5 SE RED WING           44.53N 92.52W
07/10/2008  M0.88 INCH       GOODHUE            MN   TRAINED SPOTTER

            NICKEL SIZED HAIL COVERED THE GROUND AT RED WING HIGH
            SCHOOL.

0145 PM     TSTM WND DMG     7 SW RED WING           44.51N 92.70W
07/10/2008                   GOODHUE            MN   EMERGENCY MNGR

            LOCATIONS ALL A FEW MILES SOUTH AND WEST OF HAY CREEK.
            INTERSECTION OF HWY 58 AND CO RD 4 TREES DOWN. CO RD 1
            AND CO RD 53 POWER LINES DOWN. TREES DOWN AT CO RD 6 AND
            CO RD 1. TIME ESTIMATED BY RADAR.

0147 PM     HAIL             RED WING                44.58N 92.60W
07/10/2008  M0.75 INCH       GOODHUE            MN   TRAINED SPOTTER

0151 PM     TSTM WND DMG     NORTHFIELD              44.45N 93.17W
07/10/2008                   RICE               MN   LAW ENFORCEMENT

            TWO AND ONE HALF FOOT TREE FELLED.

0151 PM     HAIL             RED WING                44.58N 92.60W
07/10/2008  M0.75 INCH       GOODHUE            MN   EMERGENCY MNGR

0157 PM     HAIL             2 N NERSTRAND           44.37N 93.06W
07/10/2008  E0.88 INCH       RICE               MN   TRAINED SPOTTER

0208 PM     HAIL             COLD SPRING             45.46N 94.43W
07/10/2008  M0.75 INCH       STEARNS            MN   TRAINED SPOTTER

0220 PM     HAIL             1 S STOCKHOLM           44.46N 92.26W
07/10/2008  M0.75 INCH       GOODHUE            MN   TRAINED SPOTTER

            HAIL OCCURRED IN LAKE CITY ON HIGHWAY 61.

0221 PM     HAIL             3 S MENOMONIE           44.84N 91.91W
07/10/2008  M0.75 INCH       DUNN               WI   TRAINED SPOTTER

            OCCURRED IN THE CITY OF DOWNSVILLE.

&&

MKM

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 10, 1:31 PM CDTSevere Thunderstorm WarningMPXDunn, Pierce, Saint Croix44 min
Jul 10, 1:35 PM CDTTornado WarningMPXPierce25 min
Jul 10, 2:15 PM CDTSevere Thunderstorm WarningMPXDunn, Pepin34 min
Jul 10, 2:24 PM CDTSevere Thunderstorm WarningMPXEau Claire51 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2008Every severe thunderstorm warning in 2008

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.