Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 28, NWS Duluth, MN
NWS Duluth, MN issued this severe thunderstorm warning at Jun 19, 2009, 4:08 AM CDT for Burnett County, Washburn County, Wisconsin. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 19, 2009, 4:08 AM CDT (09:08 UTC)
- Expired
- Jun 19, 2009, 4:45 AM CDT
- In force
- 37 min
- Issued by
- NWS Duluth, MN
- Area
- Storm-based polygon
Counties Burnett County, WI, Washburn County, WI
The radar
The Duluth radar (KDLH), 107 km from the middle of the area, began a volume at 09:08 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.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 9.1 hours before the alert went out and 165 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
- 1331 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1216 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.7
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 Duluth, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 19, 4:03 AM CDT, 5 minutes earlier.
Area forecast discussion, Jun 19, 4:03 AM CDT, 5 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DULUTH MN 403 AM CDT FRI JUN 19 2009 .DISCUSSION...COMPLEX SFC PATTERN THIS MORNING WITH WARM FRONT OVER SOUTHERN MN...SFC TROF IN WESTERN MN...AND QUASI-STATIONARY BOUNDARY OVER SOUTH CENTRAL CANADA. VORT MAX MOVING THROUGH NW MN ATTM IS TRIGGERING SCATTERED SHOWERS NORTH OF U.S. HIGHWAY 2 IN NE MN. A LINE OF TSRA MOVING INTO NW WI ATTM PRODUCING BRIEF HEAVY RAINS. ASKOV COOP REPORTED NO WIND OR HAIL...BUT FREQUENT LIGHTNING AT 317 AM. AREAS OF FOG HAVE FORMED DUE TO THE LIGHT WIND AND RECENT RAIN. VSBYS AROUND 1/4SM AROUND THE PERIPHERY OF LAKE SUPERIOR WITH LIGHT ONSHORE FLOW. HOLE IN THE CLOUDS MOVING INTO THE SW PORTION OF THE FA WHERE SOME DRYING IS OCCURRING. HOWEVER...STRATUS/FOG IS BEGINNING TO FORM WHERE THE SKY HAS CLEARED. LONG WAVE TROF OVER THE ROCKIES THIS MORNING IS PROGGED TO MOVE INTO THE CENTRAL U.S. THIS AFTERNOON. ATMOSPHERE IS PRIMED FOR MORE CONVECTION TODAY WITH SFC DEW POINTS IN THE UPPER 50S TO LOWER 60S F. MUCAPE SHOULD REACH THE 1000 J/KG RANGE WITH H85 LIS TO -2C. STORMS SHOULD BE BELOW SEVERE AS SHEAR IS VERY WEAK. SOME BRIEF HEAVY RAIN IS POSSIBLE WITH THE STRONGER STORMS WITH PWATS FROM 1.25 TO 1.5 INCHES. STORMS WILL DIMINISH TONIGHT AS UPPER WAVE MOVES E OF THE AREA AND LOW LEVELS STABILIZE. SOME SHOWERS MAY LINGER NEAR THE INTERNATIONAL BORDER WHICH WILL REMAIN IN CLOSE PROXIMITY TO UPPER LEVEL FORCING. RIDGING ARRIVES LATE TONIGHT WHICH WILL LEAD TO SOME CLEARING. LIGHT WIND AND MOIST BOUNDARY LAYER EXPECTED AND HAVE A MENTION OF FOG LATE TONIGHT. THE FOG WILL LINGER IN THE MORNING HOURS SATURDAY...ESPECIALLY NEAR LAKE SUPERIOR WHERE BOUNDARY LAYER MOISTURE WILL REMAIN HIGH AND WIND WILL BE LIGHT. FOG WILL DISSIPATE BY MID MORNING WITH PLENTY OF SOLAR. MAX TEMPS INTO THE 80S F WITH SOME 70S NEAR LAKE SUPERIOR. NEXT BATCH OF STORMS SUNDAY AFTERNOON THROUGH MONDAY WITH ARRIVAL OF FAIRLY POTENT WAVE/FRONTAL SYSTEM. && .AVIATION...AREAS OF FOG AND LOW CLOUD WITH VLIFR TO MVFR VSBYS AND CIGS...ESPECIALLY NEAR LAKE SUPERIOR...WILL PERSIST ACROSS THE NORTHLAND THROUGH THIS MORNING. THE CLOUDS AND FOG SHOULD LIFT BY MIDDAY...WITH MVFR TO VFR CIGS EXPECTED THIS AFTERNOON AND EVENING. ISOLD TO SCATTERED SHOWERS AND STORMS ARE EXPECTED ACROSS THE ENTIRE FORECAST AREA THROUGH THE TAF PERIOD AS A TROUGH OF LOW PRESSURE MOVES ACROSS THE MIDWEST. SOUTH TO EAST WINDS WILL SHIFT OUT OF THE WEST TONIGHT AFTER THE TROUGH MOVES THROUGH. && POINT TEMPS/POPS... DLH 74 57 82 54 / 40 40 10 10 INL 78 57 81 52 / 60 40 10 10 BRD 81 60 83 57 / 40 30 10 10 HYR 81 62 85 53 / 40 40 10 10 ASX 80 57 82 52 / 40 40 10 10 && .DLH WATCHES/WARNINGS/ADVISORIES... MN...NONE. WI...NONE. LS...NONE. GSF/BERDES
Hazardous weather outlook, Jun 18, 3:00 PM CDT, 13 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DULUTH MN 300 PM CDT THU JUN 18 2009 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-191030- KOOCHICHING-NORTHERN ST. LOUIS-NORTHERN COOK/NORTHERN LAKE- NORTHERN ITASCA-CENTRAL ST. LOUIS-SOUTHERN LAKE/LAKESHORE- SOUTHERN COOK/LAKESHORE-NORTHERN CASS-SOUTHERN ITASCA- SOUTHERN CASS-CROW WING-NORTHERN AITKIN-SOUTHERN AITKIN- CARLTON/SOUTHERN ST. LOUIS-PINE-DOUGLAS-BAYFIELD-ASHLAND-IRON- BURNETT-WASHBURN-SAWYER-PRICE- 300 PM CDT THU JUN 18 2009 ...RISK OF SEVERE STORMS THIS AFTERNOON AND EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MINNESOTA AND NORTHWEST WISCONSIN. .DAY ONE...REMAINDER OF THIS AFTERNOON THROUGH TONIGHT SCATTERED THUNDERSTORMS WILL AFFECT MUCH OF NORTHERN MINNESOTA AND NORTHWEST WISCONSIN THROUGH TONIGHT. AN APPROACHING DISTURBANCE IS EXPECTED TO RESULT IN INCREASING COVERAGE AND INTENSITY OF STORMS ACROSS MUCH OF CENTRAL AND WESTERN MINNESOTA BETWEEN 3 AND 8 PM THIS EVENING...AND SOME STORMS ARE LIKELY TO BE SEVERE. THE GREATEST RISK OF SEVERE STORMS WILL BE GENERALLY ALONG AND SOUTH OF THE HIGHWAY 2 CORRIDOR...INCLUDING THE ENTIRE BRAINERD LAKES REGION... THE INTERSTATE 35 CORRIDOR BETWEEN DULUTH AND THE TWIN CITIES... AND THE HAYWARD...PARK FALLS AND PHILLIPS AREAS. THUNDERSTORMS ARE EXPECTED TO EXPAND INTO A LARGER COMPLEX OF STORMS OVERNIGHT...AND MOVE EASTWARD ACROSS MUCH OF THE REGION BY DAYBREAK FRIDAY. THE PRIMARY THREATS WILL BE HAIL FROM QUARTER TO GOLF BALL SIZE AND DAMAGING THUNDERSTORM WINDS UP TO 70 MPH. HOWEVER... THE STRONGEST STORMS MAY BE CAPABLE OF PRODUCING A TORNADO OR TWO...ESPECIALLY WHERE STORMS INTERACT WITH BOUNDARIES LEFT OVER FROM OVERNIGHT THUNDERSTORMS AND THE SURFACE WARM FRONT IN CENTRAL MINNESOTA. THE GREATEST RISK OF TORNADOES IS EXPECTED LATER THIS EVENING IN THE BRAINERD LAKES AREA EASTWARD TO MOOSE LAKE AND HINCKLEY. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY CHANCES FOR THUNDERSTORMS WILL PERSIST INTO FRIDAY AND FRIDAY EVENING...WITH THE NEXT CHANCE FOR ORGANIZED THUNDERSTORMS FROM LATE SUNDAY INTO TUESDAY. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON THROUGH TONIGHT. LSZ121-140>148-191030- BAYFIELD TO OAK POINT WI-GRAND PORTAGE TO GRAND MARAIS MN- GRAND MARAIS TO TACONITE HARBOR MN- TACONITE HARBOR TO SILVER BAY HARBOR MN- SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN- DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI- SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI- 300 PM CDT THU JUN 18 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF WESTERN LAKE SUPERIOR. .DAY ONE...REMAINDER OF THIS AFTERNOON THROUGH TONIGHT THERE IS A CHANCE OF THUNDERSTORMS ACROSS WESTERN LAKE SUPERIOR THROUGH TONIGHT...WITH THE GREATEST COVERAGE OF STORMS EXPECTED OVERNIGHT TONIGHT. A FEW STRONG TO SEVERE STORMS ARE EXPECTED OVERNIGHT... CAPABLE OF PRODUCING STRONG GUSTY WINDS UP TO 50 KNOTS AND LOCALLY HIGHER WAVES...LARGE HAIL AND FREQUENT LIGHTNING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY CHANCES FOR THUNDERSTORMS WILL CONTINUE FRIDAY AND FRIDAY EVENING...AND AGAIN FROM SUNDAY NIGHT INTO TUESDAY. MILLER MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING WEB ADDRESS: HTTP://WWW.WEATHER.GOV/DULUTH (ALL LOWER CASE)
In the hours before
Special weather statement, Jun 19, 12:39 AM CDT, 3 hours 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 1239 AM CDT FRI JUN 19 2009 MNZ021-190630- SOUTHERN COOK/NORTH SHORE- 1239 AM CDT FRI JUN 19 2009 ...STRONG THUNDERSTORMS ALONG THE NORTH SHORE... AT 1235 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES NORTHWEST OF TOFTE TO TACONITE HARBOR...MOVING NORTHEAST AT 21 MPH. THESE STORMS ARE CAPABLE OF PRODUCING PEA SIZE HAIL...WIND GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF HEAVY DOWNPOURS... * THUNDERSTORMS WILL BE NEAR... LUTSEN BY 110 AM... GRAND MARAIS BY 125 AM GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED. 04
Special weather statement, Jun 19, 12:55 AM CDT, 3 hours 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 1255 AM CDT FRI JUN 19 2009 WIZ002-003-190700- ASHLAND-BAYFIELD- 1255 AM CDT FRI JUN 19 2009 ...STRONG THUNDERSTORMS OVER BAYFIELD AND ASHLAND COUNTIES... AT 1253 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM CORNUCOPIA TO 4 MILES SOUTHWEST OF NAMEKAGON LAKE...MOVING EAST AT 33 MPH. THESE STORMS ARE CAPABLE OF PRODUCING PEA SIZE HAIL...WIND GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF HEAVY DOWNPOURS... * THUNDERSTORMS WILL BE NEAR... MOQUAH AND MASON BY 100 AM... WASHBURN AND SANBORN BY 115 AM... SAND BAY AND BAYFIELD BY 120 AM... MADELINE ISLAND AND ODANAH BY 135 AM... GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED. 04
Special weather statement, Jun 19, 1:00 AM CDT, 3 hours 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 100 AM CDT FRI JUN 19 2009 MNZ012-020-021-190700- NORTHERN COOK/NORTHERN LAKE-SOUTHERN COOK/NORTH SHORE-SOUTHERN LAKE/NORTH SHORE- 100 AM CDT FRI JUN 19 2009 ...STRONG THUNDERSTORMS OVER THE ARROWHEAD... AT 1257 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 16 MILES NORTHWEST OF FALL LAKE TO 10 MILES SOUTHWEST OF SILVER BAY...MOVING EAST AT 28 MPH. THESE STORMS ARE CAPABLE OF PRODUCING PEA SIZE HAIL...WIND GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF HEAVY DOWNPOURS... * THUNDERSTORMS WILL BE NEAR... MURPHY CITY AND FINLAND BY 125 AM... ILLGEN CITY AND ISABELLA BY 130 AM... LITTLE MARAIS BY 140 AM... TACONITE HARBOR AND TOFTE BY 200 AM... GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED. 04
Local storm report, Jun 19, 1:06 AM CDT, 3 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DULUTH MN
106 AM CDT FRI JUN 19 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0730 PM HAIL 3 W PINE CITY 45.83N 93.03W
06/18/2009 M0.75 INCH PINE MN TRAINED SPOTTER
JUST EAST OF POKEGAMA LAKE
0738 PM HAIL PINE CITY 45.83N 92.97W
06/18/2009 M1.00 INCH PINE MN TRAINED SPOTTER
FELL FOR OVER 5 MINUTES AT PINE CITY NORTH EXIT ON I-35.
A FEW LARGER STONES MIXED IN.
0738 PM HAIL PINE CITY 45.83N 92.97W
06/18/2009 M0.50 INCH PINE MN TRAINED SPOTTER
COVERED THE DECK AND THE YARD.
0820 PM HAIL PILLAGER 46.33N 94.48W
06/18/2009 M0.75 INCH CASS MN LAW ENFORCEMENT
&&
DONOFRIOSpecial weather statement, Jun 19, 1:36 AM CDT, 2 hours 32 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 136 AM CDT FRI JUN 19 2009 WIZ003-004-190730- ASHLAND-IRON- 136 AM CDT FRI JUN 19 2009 ...STRONG THUNDERSTORMS MOVING THROUGH ASHLAND AND IRON COUNTIES... AT 134 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM ODANAH TO MELLEN TO MIDWAY BETWEEN CLAM LAKE AND GLIDDEN...MOVING EAST AT 25 MPH. THESE STORMS ARE CAPABLE OF PRODUCING WIND GUSTS UP TO 35 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF HEAVY DOWNPOURS. * THUNDERSTORMS WILL BE NEAR... MORSE BY 140 AM... GLIDDEN BY 145 AM... GURNEY AND CEDAR BY 155 AM... UPSON AND SAXON BY 205 AM... KIMBALL AND IRON BELT BY 215 AM... PENCE AND MONTREAL BY 220 AM... HURLEY AND GILE BY 225 AM... GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED. DONOFRIO
Special weather statement, Jun 19, 3:21 AM CDT, 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 321 AM CDT FRI JUN 19 2009 MNZ038-WIZ001-006-007-190915- BURNETT-DOUGLAS-PINE-WASHBURN- 321 AM CDT FRI JUN 19 2009 ...STRONG THUNDERSTORMS MOVING IN THE ST. CROIX VALLEY... AT 318 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 41 MILES NORTHEAST OF HINCKLEY TO 5 MILES EAST OF HINCKLEY...MOVING EAST AT 42 MPH. THESE STORMS ARE CAPABLE OF PRODUCING HALF INCH DIAMETER HAIL...WIND GUSTS UP TO 30 MPH...FREQUENT CLOUD TO GROUND LIGHTNING...BRIEF MODERATE DOWNPOURS... * THUNDERSTORMS WILL BE NEAR... KINGSDALE AND DUXBURY BY 325 AM... MOOSE JUNCTION BY 330 AM... CLOVERTON BY 335 AM... MARKVILLE AND DAIRYLAND BY 340 AM... SOLON SPRINGS BY 345 AM... RIVERSIDE AND DANBURY BY 350 AM... GORDON BY 355 AM... SEEK SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED. GSF
The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 7:19 PM CDT | Severe Thunderstorm Warning | DLH | Pine | 56 min |
| Jun 18, 8:00 PM CDT | Severe Thunderstorm Warning | DLH | Cass, Crow Wing | 60 min |
| Jun 19, 5:11 AM CDT | Dense Fog Advisory | DLH | Carlton, Cook, Lake, Saint Louis | 6 hr |
| Jun 19, 4:43 AM CDT | Severe Thunderstorm Warning | DLH | Sawyer, Washburn | 47 min |
| Jun 19, 6:11 AM CDT | Severe Thunderstorm Warning | DLH | Price | 49 min |
| Jun 19, 6:56 AM CDT | Severe Thunderstorm Warning | DLH | Price | 19 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2009Every severe thunderstorm warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.