Alert archive / Wisconsin / Heat Advisories in 2016
Heat Advisory 1, NWS Green Bay, WI
NWS Green Bay, WI issued this heat advisory at Jul 20, 2016, 3:02 PM CDT for 13 counties in Wisconsin. It took effect at Jul 21, 2016, 12:00 PM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jul 20, 2016, 3:02 PM CDT (20:02 UTC)
- In effect from
- Jul 21, 2016, 12:00 PM CDT
- Expired
- Jul 21, 2016, 3:51 AM CDT
- In force
- Issued by
- NWS Green Bay, WI
Counties Brown County, WI, Calumet County, WI, Manitowoc County, WI, Marathon County, WI, Menominee County, WI, Oconto County, WI, Outagamie County, WI, Portage County, WI, Shawano County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI, Wood County, WI
The radar
The Green Bay radar (KGRB), 54 km from the middle of the area, began a volume at 20:03 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.0 hours before the alert went out and 54 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
- 202 J/kg
- Mixed-layer CIN
- -204 J/kg
- Mixed-layer LCL
- 1054 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
What forecasters said that day
The local office's own words before this heat advisory 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 heat advisory went out at Jul 20, 2:49 PM CDT, 13 minutes earlier.
Area forecast discussion, Jul 20, 2:49 PM CDT, 13 minutes before
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</html>Hazardous weather outlook, Jul 20, 2:53 PM CDT, 9 minutes before
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Special weather statement, Jul 20, 10:49 AM CDT, 4 hours 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
1049 AM CDT WED JUL 20 2016
WIZ030-035-036-045-201630-
PORTAGE-WOOD-MARATHON-WAUSHARA-
1049 AM CDT WED JUL 20 2016
...THUNDERSTORMS WILL AFFECT CENTRAL WISCONSIN LATE THIS
MORNING...
AT 1046 AM CDT...RADAR INDICATED THUNDERSTORMS EXTENDING FROM NEAR
DORCHESTER TO 7 MILES NORTHEAST OF NECEDAH. MOVEMENT WAS EAST AT 30
MPH.
BRIEF TORRENTIAL RAINFALL AND DANGEROUS LIGHTNING ARE LIKELY WITH
THESE STORMS. WIND GUSTS TO 35 MPH ARE ALSO POSSIBLE WITH THESE
STORMS.
LOCATIONS IMPACTED INCLUDE...
WAUSAU...STEVENS POINT...WISCONSIN RAPIDS...MARSHFIELD...WESTON...RIB
MOUNTAIN...MOSINEE...WHITING...PITTSVILLE AND PLAINFIELD.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
LAT...LON 4503 9022 4504 9020 4507 9020 4512 8973
4512 8944 4398 8945 4398 8960 4425 8960
4425 9022
TIME...MOT...LOC 1546Z 253DEG 24KT 4507 9026 4412 8999
EBSpecial weather statement, Jul 20, 10:54 AM CDT, 4 hours 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 1054 AM CDT WED JUL 20 2016 WIZ030-035-201630- WOOD-MARATHON- 1054 AM CDT WED JUL 20 2016 ...AN AREA OF STRONG THUNDERSTORMS WILL AFFECT SOUTHWESTERN MARATHON AND NORTHERN WOOD COUNTIES... AT 1050 AM CDT...STRONG THUNDERSTORMS WERE CLUSTERED OVER MARSHFIELD... OR 22 MILES EAST OF NEILLSVILLE...MOVING EAST AT 15 MPH. WINDS IN EXCESS OF 30 MPH AND HALF INCH HAIL ARE POSSIBLE WITH THIS STORM. PEA TO HALF INCH HAIL WAS REPORTED IN MARSHFIELD AT 1050 AM CDT BY A STORM SPOTTER. THIS STORM WILL IMPACT NORTHERN WOOD AND EXTREME SOUTHWESTERN MARATHON COUNTIES...INCLUDING THE FOLLOWING LOCATIONS: BAKERVILLE...POWERS...HEWITT...AUBURNDALE...SHERRY...ARPIN... BLENKER AND ROZELLVILLE. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. LAT...LON 4454 9027 4472 9026 4477 8985 4443 8987 TIME...MOT...LOC 1550Z 268DEG 14KT 4467 9017 EB
Local storm report, Jul 20, 11:09 AM CDT, 3 hours 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
1109 AM CDT WED JUL 20 2016
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1107 AM HAIL 2 NW MARSHFIELD 44.68N 90.19W
07/20/2016 M0.50 INCH WOOD WI TRAINED SPOTTER
HAIL AND ESTIMATED WIND GUSTS TO 30 MPH WITH HEAVY RAIN
CAUSING WATER PONDING.
&&
MLSpecial weather statement, Jul 20, 11:20 AM CDT, 3 hours 42 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 1120 AM CDT WED JUL 20 2016 WIZ030-035-036-201700- PORTAGE-WOOD-MARATHON- 1120 AM CDT WED JUL 20 2016 ...AN AREA OF STRONG THUNDERSTORMS WILL CONTINUE TO AFFECT SOUTHERN MARATHON...WOOD AND WESTERN PORTAGE COUNTIES... AT 1116 AM CDT...STRONG THUNDERSTORMS WERE CLUSTERED NEAR MARSHFIELD...OR 19 MILES NORTHWEST OF WISCONSIN RAPIDS...MOVING EAST AT 20 MPH. WINDS IN EXCESS OF 30 MPH AND HALF INCH HAIL ARE POSSIBLE WITH THIS STORM. THESE STORMS ARE ALSO PRODUCING BRIEF TORRENTIAL RAINFALL AND REDUCED VISIBILITIES. LOCATIONS IMPACTED INCLUDE... STEVENS POINT...WISCONSIN RAPIDS...MARSHFIELD...MOSINEE...WHITING... PITTSVILLE...LAKE WAZEECHA...PLOVER...NEKOOSA AND KNOWLTON. BRIEF TORRENTIAL RAINFALL MAY CAUSE LOCALIZED FLOODING AND PONDING OF WATER ON ROADWAYS. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS. LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. LAT...LON 4479 9024 4480 8943 4425 8964 4445 9028 TIME...MOT...LOC 1616Z 279DEG 25KT 4464 9005 EB
Special weather statement, Jul 20, 11:39 AM CDT, 3 hours 23 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 |
|---|---|---|---|---|
| Jul 20, 10:49 AM CDT | Special Weather Statement | GRB | Marathon, Portage, Wood | 41 min |
| Jul 20, 10:54 AM CDT | Special Weather Statement | GRB | Wood | 36 min |
| Jul 20, 11:20 AM CDT | Special Weather Statement | GRB | Wood | 40 min |
| Jul 20, 11:39 AM CDT | Special Weather Statement | GRB | Portage | 51 min |
| Jul 20, 5:18 PM CDT | Special Weather Statement | GRB | Wood | 57 min |
| Jul 20, 6:02 PM CDT | Special Weather Statement | GRB | Wood | 58 min |
Nearby
Heat Advisories in Wisconsin, 2016Every heat advisory in 2016
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.