Hail Swath Map Preview
The Green Bay, WI hail swath map preview was last reviewed on August 27, 2026 and shows mapped hail estimates up to 4.00+. There are 46 public hail reports, 2 public wind reports, and 0 nearby tornado reports listed for the September 7, 2021 event.
View the September 7, 2021 Green Bay, WI hail event on the free interactive hail map, then check a free Hail Report by ZIP to see a more local hail signal for your area.
Impact Area and Population for the Green Bay, WI Hail Map
The September 7, 2021 hail swath map for Green Bay, WI covers approximately 2,577 square miles and includes an estimated 194,305 people inside the mapped footprint. The largest mapped area is in the 0.50-0.75" hail band, covering 1,003 square miles. The highest estimated population exposure is in the 0.50-0.75" hail band with 63,854 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 783 sq mi | 44,929 |
| 0.50-0.75" | 1,003 sq mi | 63,854 |
| 0.75-1.00" | 463 sq mi | 25,719 |
| 1.00-1.25" | 178 sq mi | 7,237 |
| 1.25-1.50" | 58 sq mi | 5,664 |
| 1.50-1.75" | 21 sq mi | 4,511 |
| 1.75-2.00" | 10 sq mi | 6,496 |
| 2.00-2.25" | 5 sq mi | 1,312 |
| 2.25-2.50" | 15 sq mi | 10,216 |
| 2.50-2.75" | 11 sq mi | 8,219 |
| 2.75-3.00" | 2 sq mi | 1,961 |
| 3.25-3.50" | 4 sq mi | 4,223 |
| 3.50-3.75" | 8 sq mi | 6,174 |
| 3.75-4.00" | 10 sq mi | 1,287 |
| 4.00"+ | 7 sq mi | 2,503 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the September 7, 2021 Green Bay, WI hail event may have reached your area.
Housing Exposure Inside the Green Bay, WI Hail Swath Map
Inside the September 7, 2021 hail swath map area for Green Bay, WI, HailGeeks estimates 79,065 single-family homes, 5,449 townhomes, and 24,293 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the 0.50-0.75" hail band, with 26,450 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 18,344 | 1,336 | 5,254 |
| 0.50-0.75" | 26,450 | 1,249 | 9,274 |
| 0.75-1.00" | 10,423 | 725 | 3,412 |
| 1.00-1.25" | 3,209 | 136 | 463 |
| 1.25-1.50" | 2,390 | 129 | 521 |
| 1.50-1.75" | 2,100 | 41 | 742 |
| 1.75-2.00" | 2,301 | 407 | 1,075 |
| 2.00-2.25" | 423 | 170 | 93 |
| 2.25-2.50" | 4,371 | 382 | 800 |
| 2.50-2.75" | 2,698 | 252 | 1,154 |
| 2.75-3.00" | 777 | 27 | 19 |
| 3.25-3.50" | 1,587 | 259 | 639 |
| 3.50-3.75" | 2,489 | 242 | 689 |
| 3.75-4.00" | 576 | 8 | 13 |
| 4.00"+ | 927 | 86 | 145 |
Use this table to review housing exposure by hail band for the September 7, 2021 Green Bay, WI hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Green Bay, WI Hail Map
Hail from the September 7, 2021 storm was mapped across 15 counties in the Green Bay, WI region. Outagamie County, WI had the strongest mapped signal, peaking at 4.00" with roughly 28,005 single-family homes inside the swath.
County pages group every mapped hail event in the area. For a closer look, drop to the city or ZIP level below, or run a free Hail Report by Address.
Cities Inside the Green Bay, WI Hail Map
Zooming in, the swath touched 34 cities near Green Bay, WI. Appleton, WI had the strongest mapped signal at 3.00", with an estimated 10,078 single-family homes exposed.
City cards show where the September 7, 2021 Green Bay, WI hail activity was mapped, but your ZIP can show a closer local signal. Get a free Hail Report by ZIP, and if the signal looks meaningful, ask a local pro about a Remote Hail Inspection to see whether an on-site roof or exterior review may be worth scheduling.
ZIP Codes Inside the Green Bay, WI Hail Swath Map
At the ZIP level, the September 7, 2021 Green Bay, WI hail map spans 63 ZIP codes. ZIP 54913 shows the strongest local signal, with mapped hail estimates up to 4.00" and an estimated single-family-home exposure of 5,893.
Check your ZIP in seconds to see whether hail activity from the September 7, 2021 Green Bay, WI event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the September 7, 2021 hail map for Green Bay, WI currently list 46 public hail reports, 2 public wind reports, and 0 tornado reports.
| Date & Time | Hail Size | City | State | Description |
|---|---|---|---|---|
September 7, 2021 8:25 AM CT |
1.00 in | 1 W New London | WI | No National Weather Service description provided. |
September 7, 2021 8:38 AM CT |
1.00 in | 2 NNE Stephensville | WI | No National Weather Service description provided. |
September 7, 2021 8:39 AM CT |
1.75 in | New London | WI | 2 MILES WEST OF HIGHWAY M AND S. |
September 7, 2021 8:40 AM CT |
2.50 in | 6 N Appleton | WI | TENNIS BALL SIZED HAIL OF 2.4 TO 2.5 INCHES. SIX MILES NORTH OF THE APPLETON AIRPORT. HAIL HITTING THE GROUND AND BREAKING. |
September 7, 2021 8:45 AM CT |
2.50 in | 6 N Appleton | WI | TENNIS BALL SIZED HAIL OF 2.4 TO 2.5 INCHES. SIX MILES NORTH OF THE APPLETON AIRPORT. HAIL HITTING THE GROUND AND BREAKING. |
September 7, 2021 8:45 AM CT |
1.75 in | Mackville | WI | No National Weather Service description provided. |
September 7, 2021 8:45 AM CT |
4.00 in | 4 W Mackville | WI | CORRECTS LOCATION AND SIZE OF TENNIS BALL SIZED HAIL FROM PREVIOUS REPORT. HAIL OF 4.1 INCHES WAS MEASURED. SIX MILES NORTH OF THE APPLETON AIRPORT. HAIL HITTING THE GROUND AND BREAKING. |
September 7, 2021 8:46 AM CT |
3.00 in | 4 N Appleton | WI | REPORT FROM FOX VALLEY LUTHERAN HIGH SCHOOL. TIME ESTIMATED BY RADAR. |
September 7, 2021 8:47 AM CT |
2.75 in | N Appleton | WI | NORTH OF APPLETON ON THE INTERSECTION OF JJ AND ECHO. A COUPLE OF BASEBALL SIZED HAIL. MOSTLY GOLF BALL SIZED HAIL. |
September 7, 2021 8:47 AM CT |
4.50 in | 5 NNE Appleton | WI | CORRECTS SIZE OF THE PREVIOUS HAIL REPORT FROM 5 NNE APPLETON. 4.5 INCH HAIL MEASURED. REPORT VIA SOCIAL MEDIA. TIME ESTIMATED BY RADAR. |
September 7, 2021 8:47 AM CT |
3.75 in | 2 NNW Kaukauna | WI | No National Weather Service description provided. |
September 7, 2021 8:47 AM CT |
3.00 in | 4 NNE Appleton | WI | NORTH OF APPLETON ON THE INTERSECTION OF JJ AND E. |
September 7, 2021 8:47 AM CT |
1.00 in | Hortonville | WI | IN DOWNTOWN HORTONVILLE. |
September 7, 2021 8:48 AM CT |
2.75 in | 2 ENE Mackville | WI | BROKE HOME WINDOW. |
September 7, 2021 8:50 AM CT |
2.50 in | 2 S Mackville | WI | NORTH SIDE OF APPLETON. |
September 7, 2021 8:50 AM CT |
1.00 in | 5 SSE Black Creek | WI | ONE INCH OR GREATER HAIL NEAR HIGHWAY S AND 47. |
September 7, 2021 8:53 AM CT |
2.00 in | 3 WSW Hortonville | WI | HAILED FOR 2 MINUTES. HIGHWAY T AND TT. |
September 7, 2021 8:53 AM CT |
2.00 in | 5 SE New London | WI | HAILED FOR 2 MINUTES. HIGHWAY T AND TT. |
September 7, 2021 8:55 AM CT |
2.75 in | Freedom | WI | No National Weather Service description provided. |
September 7, 2021 8:57 AM CT |
2.00 in | Wrightstown | WI | No National Weather Service description provided. |
September 7, 2021 8:59 AM CT |
2.50 in | Wrightstown | WI | No National Weather Service description provided. |
September 7, 2021 9:02 AM CT |
1.50 in | 1 SE Little Rapids | WI | No National Weather Service description provided. |
September 7, 2021 9:04 AM CT |
1.50 in | 1 N Greenleaf | WI | No National Weather Service description provided. |
September 7, 2021 9:06 AM CT |
1.00 in | Appleton | WI | LOCATED APPROXIMATELY 1 MILE EAST OF MEADE STREET AND NORTHLAND AVENUE. TIME OF REPORT ESTIMATED. |
September 7, 2021 9:06 AM CT |
1.00 in | 2 N Appleton | WI | LOCATED APPROXIMATELY 1 MILE EAST OF MEADE STREET AND NORTHLAND AVENUE. TIME OF REPORT ESTIMATED. |
September 7, 2021 9:10 AM CT |
1.00 in | NE Appleton | WI | NORTHEAST SIDE OF APPLETON AT JJ AND FRENCH ROAD. |
September 7, 2021 9:10 AM CT |
2.00 in | 2 N Appleton | WI | OCCURRED AT NORTHLAND AVENUE AND MEADE STREET. |
September 7, 2021 9:10 AM CT |
1.00 in | 5 NNE Appleton | WI | NORTHEAST SIDE OF APPLETON AT JJ AND FRENCH ROAD. |
September 7, 2021 9:12 AM CT |
1.50 in | Appleton | WI | No National Weather Service description provided. |
September 7, 2021 9:12 AM CT |
1.50 in | 2 N Appleton | WI | No National Weather Service description provided. |
September 7, 2021 9:13 AM CT |
4.00 in | 3 NNE Kimberly | WI | CORRECTS THE TIME OF THE PREVIOUS HAIL REPORT FROM 3 NNE KIMBERLY. |
September 7, 2021 9:18 AM CT |
1.50 in | Kaukauna | WI | NEAR HWY 55 / CE. |
September 7, 2021 9:18 AM CT |
1.00 in | Kaukauna | WI | No National Weather Service description provided. |
September 7, 2021 9:27 AM CT |
4.00 in | 3 NNE Kimberly | WI | No National Weather Service description provided. |
September 7, 2021 9:27 AM CT |
1.75 in | 4 NW Two Creeks | WI | THE HAIL CAUSED DAMAGE TO CARS. |
September 7, 2021 9:32 AM CT |
1.25 in | Maribel | WI | HIGHWAY NN AND HIGHWAY Z. |
September 7, 2021 9:37 AM CT |
1.25 in | 2 NNE Wayside | WI | REPORT FROM MPING. |
September 7, 2021 9:39 AM CT |
1.00 in | 2 S Oshkosh | WI | AT EAA. |
September 7, 2021 9:43 AM CT |
2.00 in | Ripon | WI | REPORTS OF 3/4 INCH UP TO 2 INCH HAIL. |
September 7, 2021 9:46 AM CT |
3.00 in | 4 N Appleton | WI | REPORT FROM FOX VALLEY LUTHERAN HIGH SCHOOL. |
September 7, 2021 9:49 AM CT |
1.00 in | 1 N Stockbridge | WI | REPORT FROM MPING. |
September 7, 2021 10:04 AM CT |
1.25 in | 1 WSW Chilton | WI | REPORTED AT CHILTON HIGH SCHOOL. |
September 7, 2021 10:10 AM CT |
3.00 in | 2 NNE North Fond Du Lac | WI | IMAGE SHARED WITH US ON SOCIAL MEDIA. |
September 7, 2021 10:15 AM CT |
1.00 in | Chilton | WI | REPORT FROM MPING. |
September 7, 2021 10:25 AM CT |
1.00 in | 8 ESE Valders | WI | No National Weather Service description provided. |
September 7, 2021 10:48 AM CT |
1.25 in | 1 SE Cleveland | WI | REPORT RECEIVED VIA SOCIAL MEDIA. |
| Date & Time | Wind Speed | City | State | Description |
|---|---|---|---|---|
September 7, 2021 6:16 AM CT | 3 W Ephraim | WI | TREES DOWN IN PENINSULA STATE PARK. REPORT FROM THE DNR. DELAYED REPORT. TIME ESTIMATED BY RADAR. | |
September 7, 2021 6:32 AM CT | Jacksonport | WI | TREES AND WIRES DOWN AROUND AND NORTH OF JACKSONPORT. |
| Date & Time | Rating | City | State | Description |
|---|---|---|---|---|
| No public tornado reports are available for this event. | ||||
This table includes only public storm reports connected to the September 7, 2021 Green Bay, WI storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.
Related Hail Maps in the Green Bay, WI Region
We found 6 more hail maps with reports from the same Green Bay, WI region as the September 7, 2021 event. These related maps cover storm dates from Aug 10, 2021 through Sep 6, 2021, with mapped hail estimates ranging from 0.75" to 2.25". In this set, the strongest related map reached 2.25", and the most recent map shown is from Sep 6, 2021.
If none of these related Green Bay, WI hail maps look close enough to your property, check a free Hail Report by Address. It reviews hail history for a specific location — not just the broader Green Bay, WI region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Green Bay, WI
Not sure whether the September 7, 2021 Green Bay, WI hail map matters for your property? Start with a free Hail Report by Address to see whether hail activity was mapped for that property. If the property signal looks meaningful, you can choose a local pro serving the Green Bay, WI region and ask about a Remote Hail Inspection before deciding whether an on-site roof or exterior review is worth scheduling.
Check a specific property to see whether hail activity from the September 7, 2021 Green Bay, WI event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Green Bay, WI region who can help you understand what the property hail signal may mean.
A participating local pro reviews property-level hail history remotely — not just the September 7, 2021 event — to help decide whether an on-site inspection may be worth scheduling.
A free Hail Report by Address and a Remote Hail Inspection can help you look beyond the September 7, 2021 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Green Bay, WI region, but they can help you make a more informed next decision before anyone climbs on the roof.
Frequently Asked Questions
Common questions about the September 7, 2021 Green Bay, WI hail event.