Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 73, NWS Green Bay, WI
NWS Green Bay, WI issued this severe thunderstorm warning at Aug 8, 2010, 3:37 AM CDT for 4 counties in 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
- Aug 8, 2010, 3:37 AM CDT (08:37 UTC)
- Expired
- Aug 8, 2010, 4:14 AM CDT
- In force
- 37 min
- Issued by
- NWS Green Bay, WI
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Brown County, WI, Calumet County, WI, Kewaunee County, WI, Manitowoc County, WI
The radar
The Green Bay radar (KGRB), 31 km from the middle of the area, began a volume at 08:40 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 7, 9:16 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 8.6 hours before the alert went out and 29 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
- 1129 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 900 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 166 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.2
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 Aug 8, 3:08 AM CDT, 29 minutes earlier.
Area forecast discussion, Aug 8, 3:08 AM CDT, 29 minutes before
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</html>Hazardous weather outlook, Aug 7, 3:30 PM CDT, 12 hours 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREEN BAY WI 330 PM CDT SAT AUG 7 2010 WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-082030- VILAS-ONEIDA-FOREST-FLORENCE-NORTHERN MARINETTE-LINCOLN-LANGLADE- MENOMINEE-NORTHERN OCONTO-DOOR-MARATHON-SHAWANO-WOOD-PORTAGE- WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA-WINNEBAGO-CALUMET- MANITOWOC-SOUTHERN MARINETTE-SOUTHERN OCONTO- 330 PM CDT SAT AUG 7 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL AND NORTHEAST WISCONSIN. .DAY ONE...TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PORTIONS OF NORTH CENTRAL AND CENTRAL WISCONSIN TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED THIS EVENING AS A WARM FRONT PUSHES NORTH ACROSS THE REGION. AN ISOLATED SEVERE STORM IS POSSIBLE. MEANWHILE...A COMPLEX OF THUNDERSTORMS WILL DEVELOP ACROSS WESTERN MINNESOTA AND EASTERN NORTH DAKOTA THIS EVENING...THEN MOVE INTO NORTH CENTRAL AND CENTRAL WISCONSIN OVERNIGHT. THIS CLUSTER OF STORMS WILL BE CAPABLE OF PRODUCING DAMAGING WINDS AND HEAVY RAINS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH SATURDAY THERE IS A SLIGHT RISK OF SEVERE WEATHER OVER NORTHEAST AND EAST CENTRAL WISCONSIN SUNDAY MORNING AS A COMPLEX OF THUNDERSTORMS MOVES THROUGH THE AREA. DAMAGING WINDS AND LOCALLY HEAVY RAIN ARE POSSIBLE WITH THESE STORMS. THERE IS A SMALL CHANCE FOR THUNDERSTORMS TO REDEVELOP SUNDAY AFTERNOON...ALTHOUGH THERE IS A LOT OF UNCERTAINTY IF THEY WOULD BECOME SEVERE. THUNDERSTORMS ARE LIKELY AT TIMES NEXT WEEK. ALTHOUGH THERE IS MUCH UNCERTAINTY CONCERNING THE EXACT TIMES WHEN THE STORMS WILL OCCUR...THE OVERALL WEATHER PATTERN WILL BE FAVORABLE FOR THE STORMS TO PRODUCE HEAVY RAINFALL. A PROLONGED PERIOD OF VERY HUMID CONDITIONS IS ALSO LIKELY STARTING SUNDAY AND CONTINUING THROUGH MUCH OF NEXT WEEK. PERSONS WITH RESPIRATORY CONDITIONS OR IN POOR HEALTH MAY NEED TO CURTAIL OUTDOOR ACTIVITIES AT TIMES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT INTO SUNDAY MORNING. LMZ521-522-541>543-082030- THE BAY OF GREEN BAY SOUTH OF A LINE FROM CEDAR RIVER MI TO ROCK ISLAND PASSAGE-LAKE MICHIGAN FROM WASHINGTON ISLAND TO SHEBOYGAN- 330 PM CDT SAT AUG 7 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST LAKE MICHIGAN AND THE WATERS OF GREEN BAY. .DAY ONE...TONIGHT SCATTERED THUNDERSTORMS ARE EXPECTED TONIGHT. SOME OF THE STRONGER STORMS COULD PRODUCE HAZARDOUS CONDITIONS FOR SMALL CRAFT WITH GUSTY WINDS AND FREQUENT CLOUD TO WATER LIGHTNING STRIKES. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH SATURDAY A COMPLEX OF THUNDERSTORMS IS EXPECTED TO MOVE ACROSS THE AREA SUNDAY MORNING. THE STRONGEST STORMS IN THE COMPLEX COULD PRODUCE VERY STRONG WINDS AND CHOPPY SEAS ALONG WITH TORRENTIAL RAINS THAT WILL REDUCE VISIBILITIES BELOW ONE MILE FOR A PERIOD OF TIME. ADDITIONAL THUNDERSTORMS ARE ALSO POSSIBLE SUNDAY AFTERNOON. THUNDERSTORMS ARE ALSO LIKELY AT TIMES THROUGH THE NEXT WEEK. THE RETURN OF VERY HUMID AIR TO THE REGION COULD ALSO RESULT IN FOG AND HAZE AND PERIODS OF REDUCED VISIBILITIES OVER THE LAKE. ALWAYS BE SURE TO CHECK THE LATEST FORECAST FOR UPDATED INFORMATION BEFORE HEADING OUT ON THE WATER. ECKBERG/RDM
In the hours before
Local storm report, Aug 8, 1:08 AM CDT, 2 hours 29 minutes before
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</html>Special weather statement, Aug 8, 3:00 AM CDT, 37 minutes before
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</html>The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 7:00 PM CDT | Severe Thunderstorm Warning | GRB | Marinette | 60 min |
| Aug 7, 7:31 PM CDT | Special Marine Warning | GRB | 74 min | |
| Aug 7, 7:58 PM CDT | Severe Thunderstorm Warning | GRB | Marinette | 42 min |
| Aug 7, 11:17 PM CDT | Areal Flood Advisory | GRB | Florence, Forest, Langlade, Lincoln, Marinette, Oconto and 2 more | 3 hr |
| Aug 8, 12:56 AM CDT | Flash Flood Warning | GRB | Lincoln | 3 hr |
| Aug 8, 1:29 AM CDT | Areal Flood Advisory | GRB | Langlade, Marathon, Marinette, Menominee, Oconto, Shawano | 3 hr |
| Aug 8, 3:41 AM CDT | Special Marine Warning | GRB | 81 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2010Every severe thunderstorm warning in 2010
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.