Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 43, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Jun 17, 2007, 6:21 PM CDT for Door County, Wisconsin. It was in force for 39 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
- Jun 17, 2007, 6:21 PM CDT (23:21 UTC)
- Expired
- Jun 17, 2007, 7:00 PM CDT
- In force
- 39 min
- Issued by
- NWS Green Bay, WI
- Area
- Counties, with a storm outline in the text
County Door County, WI
The radar
The Green Bay radar (KGRB), 86 km from the middle of the area, began a volume at 23:21 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 |
|---|---|---|---|
| Jun 17, 6:45 PM CDT | TSTM WND DMG | 3 N Sturgeon Bay, WI | TREES AND BRANCHES DOWN. ESTIMATED TO HAVE OCCURRED AT SOME TIME BETWEEN 645 PM AND 700 PM. |
| Jun 17, 6:45 PM CDT | HAIL 1.75 | 3 N Sturgeon Bay, WI | GOLFBALL SIZE HAIL ESTIMATED TO HAVE OCCURRED AT SOME TIME BETWEEN 645 PM AND 700 PM. |
| Jun 17, 7:07 PM CDT | HAIL 1.5 | Sturgeon Bay, WI | PING PONG BALL SIZE HAIL COVERING THE GROUND. |
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 2 storm reports to this severe thunderstorm warning; the first came 24 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.4 hours before the alert went out and 86 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
- 1085 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KGRB 172321 SVRGRB WIC029-180000- /O.NEW.KGRB.SV.W.0043.070617T2321Z-070618T0000Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREEN BAY WI 621 PM CDT SUN JUN 17 2007 THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... DOOR COUNTY IN NORTHEAST WISCONSIN... * UNTIL 700 PM CDT * AT 621 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING LARGE HAIL...AND WINDS TO 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 7 MILES NORTHWEST OF EGG HARBOR TO 7 MILES NORTHWEST OF STURGEON BAY...OR ALONG A LINE EXTENDING FROM 10 MILES EAST OF MARINETTE TO 7 MILES NORTHWEST OF STURGEON BAY...AND MOVING EAST AT 25 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... STURGEON BAY AND EGG HARBOR BY 635 PM... SEVERE THUNDERSTORMS PRODUCE STRONG WINDS AND HAIL. STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. IF OUTDOORS...GO TO A STURDY SHELTER. CAMPERS AND OTHERS OUTDOORS SHOULD SEEK SHELTER IN A STURDY BUILDING IMMEDIATELY. LAT...LON 4521 8748 4482 8767 4466 8697 4505 8677 $$ KURIMSKI
3 follow-up statements
000 WWUS53 KGRB 172329 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 628 PM CDT SUN JUN 17 2007 WIC029-180000- /O.CON.KGRB.SV.W.0043.000000T0000Z-070618T0000Z/ DOOR- 628 PM CDT SUN JUN 17 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR DOOR COUNTY... AT 625 PM...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING LARGE HAIL...AND WINDS TO 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM CHAMBERS ISLAND TO POTAWATOMI STATE PARK...MOVING EAST AT 25 MPH. * SEVERE THUNDERSTORMS WILL BE NEAR... FISH CREEK...STURGEON BAY...EGG HARBOR AND CARLSVILLE BY 635 PM... SEVERE THUNDERSTORMS PRODUCE STRONG WINDS AND HAIL. STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. IF OUTDOORS...GO TO A STURDY SHELTER. IF YOU ARE AT A LARGE OUTDOOR GATHERING...REMAIN CALM. FOLLOW THE INSTRUCTIONS PROVIDED BY LOCAL AUTHORITIES. LAT...LON 4521 8748 4482 8767 4466 8697 4505 8677 $$ KURIMSKI
000 WWUS53 KGRB 172342 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 642 PM CDT SUN JUN 17 2007 WIC029-180000- /O.CON.KGRB.SV.W.0043.000000T0000Z-070618T0000Z/ DOOR- 642 PM CDT SUN JUN 17 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR DOOR COUNTY... AT 637 PM...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING VERY LARGE HAIL...AND WINDS TO 60 MPH. THE MOST DANGEROUS PART OF THIS STORM WAS LOCATED NEAR POTAWATOMI STATE PARK...OR ABOUT 6 MILES NORTHWEST OF STURGEON BAY...MOVING EAST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... STURGEON BAY BY 655 PM... INSTITUTE BY 700 PM... SEVERE THUNDERSTORMS PRODUCE STRONG WINDS AND VERY LARGE HAIL. STAY AWAY FROM WINDOWS UNTIL THE STORM PASSES. IF OUTDOORS...GO TO A STURDY SHELTER. IF YOU ARE AT A LARGE OUTDOOR GATHERING...REMAIN CALM. FOLLOW THE INSTRUCTIONS PROVIDED BY LOCAL AUTHORITIES. LAT...LON 4521 8748 4482 8767 4466 8697 4505 8677 $$ KURIMSKI
000 WWUS53 KGRB 172357 SVSGRB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 657 PM CDT SUN JUN 17 2007 WIC029-180007- /O.EXP.KGRB.SV.W.0043.000000T0000Z-070618T0000Z/ DOOR- 657 PM CDT SUN JUN 17 2007 ...THE SEVERE THUNDERSTORM WARNING FOR DOOR COUNTY EXPIRES AT 700 PM CDT... THE SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED. GUSTY WINDS...SMALL HAIL AND HEAVY RAIN ARE STILL POSSIBLE WITH THESE THUNDERSTORMS. LAT...LON 4521 8748 4482 8767 4466 8697 4505 8677 $$ KURIMSKI
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 Green Bay, WI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 17, 3:45 PM CDT, 2 hours 36 minutes earlier.
Area forecast discussion, Jun 17, 3:45 PM CDT, 2 hours 36 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREEN BAY WI 339 PM SUN JUN 17 2007 .SHORT TERM...SCATTERED THUNDERSTORMS ALONG NORTHWARD MOVING WARM FRONT WILL EXIT THE AREA THIS EVENING. THEN PARTLY CLOUDY AND MILD OVERNIGHT. SEVERE THUNDERSTORMS POSSIBLE AGAIN MONDAY AS COLD FRONT APPROACHES FROM THE WEST. DECENT WIND FIELD AND MODEST WET BULB ZERO HEIGHTS SHOULD ALLOW FOR THUNDERSTORMS WITH STRONG WINDS AND HAIL. .LONG TERM...ADDITIONAL CHANCE FOR CONVECTION WEDNESDAY AFTERNOON AND EVENING AS WEAK COLD FRONT MOVES THROUGH. RIDGE FORECAST TO BUILD TOWARDS THE END OF THE WEEK AND BRING VERY WARM TEMPERATURES. && .GRB WATCHES/WARNINGS/ADVISORIES... NONE. &&
Hazardous weather outlook, Jun 17, 10:30 AM CDT, 7 hours 51 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREEN BAY WI 1030 AM CDT SUN JUN 17 2007 WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-181530- VILAS-ONEIDA-FOREST-FLORENCE-NORTHERN MARINETTE-SOUTHERN MARINETTE- LINCOLN-LANGLADE-MENOMINEE-NORTHERN OCONTO-SOUTHERN OCONTO-DOOR- MARATHON-SHAWANO-WOOD-PORTAGE-WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA- WINNEBAGO-CALUMET-MANITOWOC- 1030 AM CDT SUN JUN 17 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH-CENTRAL AND NORTHEAST WISCONSIN. .DAY ONE...THIS AFTERNOON AND TONIGHT SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING. SOME OF THE STORMS COULD BE SEVERE AND PRODUCE LARGE HAIL AND DAMAGING WINDS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS ARE EXPECTED MONDAY AND MONDAY EVENING. CONDITIONS ARE EXPECTED TO BE FAVORABLE FOR SOME OF THE STORMS TO BECOME SEVERE. DAMAGING WINDS WILL BE THE MAIN THREAT. HEAVY RAINFALL IS ALSO POSSIBLE. ADDITIONAL THUNDERSTORMS ARE POSSIBLE WEDNESDAY AFTERNOON AND WEDNESDAY EVENING. THESE STORMS ARE NOT EXPECTED TO BE SEVERE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION COULD BE NECESSARY THIS AFTERNOON AND EVENING. LMZ521-522-541>543-564-181530- THE BAY OF GREEN BAY SOUTH OF A LINE FROM CEDAR RIVER MI TO ROCK ISLAND PASSAGE-LAKE MICHIGAN FROM WASHINGTON ISLAND TO SHEBOYGAN-THE ADJOINING WISCONSIN WATERS OF LAKE MICHIGAN OUT TO MID-LAKE- 1030 AM CDT SUN JUN 17 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WATERS OF CENTRAL AND SOUTHERN GREEN BAY...AND LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO SHEBOYGAN. .DAY ONE...THIS AFTERNOON AND TONIGHT THERE IS A CHANCE OF THUNDERSTORMS THIS AFTERNOON AND EVENING. A FEW OF THE STORMS COULD PRODUCE LARGE HAIL AND STRONG WINDS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY WINDS AND WAVES HAZARDOUS TO SMALL CRAFT ARE POSSIBLE MONDAY. THUNDERSTORMS ARE ALSO EXPECTED MONDAY AND MONDAY EVENING. CONDITIONS ARE EXPECTED TO BE FAVORABLE FOR SOME OF THE STORMS TO BECOME SEVERE. STRONG WINDS WILL BE THE MAIN THREAT. ADDITIONAL THUNDERSTORMS ARE POSSIBLE WEDNESDAY AFTERNOON AND WEDNESDAY EVENING. THESE STORMS ARE NOT EXPECTED TO BE SEVERE. RDM WEATHER.GOV/GREENBAY
In the hours before
Local storm report, Jun 17, 2:59 PM CDT, 3 hours 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
259 PM CDT SUN JUN 17 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0250 PM HAIL 2 SW PELICAN LAKE 45.48N 89.14W
06/17/2007 E1.75 INCH ONEIDA WI TRAINED SPOTTER
HAIL SHAPED LIKE EGGS. GUSTY WINDS AND VERY HEAVY RAIN
ALSO.
&&Local storm report, Jun 17, 3:37 PM CDT, 2 hours 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
337 PM CDT SUN JUN 17 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0335 PM HAIL PICKEREL 45.36N 88.91W
06/17/2007 E0.25 INCH LANGLADE WI AMATEUR RADIO
AND VERY HEAVY RAIN.
&&Local storm report, Jun 17, 4:19 PM CDT, 2 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
419 PM CDT SUN JUN 17 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0405 PM HAIL 4 W CARTER 45.39N 88.71W
06/17/2007 E0.75 INCH FOREST WI PUBLIC
COVERING THE GROUND.
&&Local storm report, Jun 17, 4:36 PM CDT, 1 hour 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
436 PM CDT SUN JUN 17 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0401 PM HAIL CARTER 45.39N 88.63W
06/17/2007 E0.50 INCH FOREST WI PUBLIC
AT THE CASINO.
&&Special weather statement, Jun 17, 4:45 PM CDT, 1 hour 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 445 PM CDT SUN JUN 17 2007 WIZ011-013-021-073-074-172215- FOREST-NORTHERN MARINETTE COUNTY-NORTHERN OCONTO COUNTY-SOUTHERN MARINETTE COUNTY-SOUTHERN OCONTO COUNTY- 445 PM CDT SUN JUN 17 2007 ...STRONG THUNDERSTORMS ACROSS NORTHEAST WISCONSIN... AT 443 PM...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING STRONG THUNDERSTORMS ACROSS NORTHEAST WISCONSIN. THE STONGEST STORM WAS OVER SOUTHEAST FOREST COUNTY. OTHER STORMS WERE OVER WESTERN MARINETTE AND SOUTHWEST OCONTO COUNTIES. THE THUNDERSTORMS WERE MOVING EAST AT 25 MPH. HAIL..WINDS GREATER THAN 40 MPH...CLOUD TO GROUND LIGHTNING...AND HEAVY DOWNPOURS ARE POSSIBLE WITH THE STORMS. IF A THUNDERSTORM APPROACHES YOUR LOCATION...SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED. A TORNADO WATCH REMAINS IN EFFECT UNTIL 7 PM FOR THE AREA. JKL
Local storm report, Jun 17, 5:10 PM CDT, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
510 PM CDT SUN JUN 17 2007
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0457 PM HAIL 4 W CRIVITZ 45.23N 88.09W
06/17/2007 E0.75 INCH MARINETTE WI AMATEUR RADIO
&&The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 1:09 PM CDT | Severe Thunderstorm Warning | GRB | Oneida | 51 min |
| Jun 17, 1:19 PM CDT | Severe Thunderstorm Warning | GRB | Lincoln | 41 min |
| Jun 17, 1:59 PM CDT | Severe Thunderstorm Warning | GRB | Langlade, Lincoln, Oneida | 46 min |
| Jun 17, 2:43 PM CDT | Severe Thunderstorm Warning | GRB | Forest, Langlade, Oneida | 62 min |
| Jun 17, 3:43 PM CDT | Severe Thunderstorm Warning | GRB | Forest | 47 min |
| Jun 17, 5:01 PM CDT | Severe Thunderstorm Warning | GRB | Marinette | 29 min |
| Jun 17, 5:27 PM CDT | Marine Weather Statement | GRB | 93 min | |
| Jun 17, 6:25 PM CDT | Special Marine Warning | GRB | 95 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2007Every severe thunderstorm warning in 2007
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.