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Disaster relief · Winnebago County, WI

Disaster declarations and IRS tax relief in Winnebago County, Wisconsin

Yes: FEMA lists 2 federal disaster declarations for Winnebago County since October 30, 2024; the latest is DR-4949-WI (Severe Storms and Tornadoes), declared October 7, 2026.

Winnebago County, WIChecked Oct 30, 2026

Disaster declarations and tax relief

Individual assistance for households: yes (DR-4949-WI, DR-4923-WI); FEMA's last date to apply under DR-4949-WI is December 7, 2026.

IRS: federal tax deadlines are postponed to February 1, 2027 for Winnebago County (notice WI-2026-03).

2FEMA declarations since Oct 30, 2024
YesFEMA individual assistance declared
Feb 1, 2027IRS postponed deadline
Oct 7, 2026latest FEMA declaration

Official notices, not advice. This page reports what FEMA and the IRS have published. Whether a postponed deadline or a FEMA program applies to you depends on where you live or do business and on your situation: check with the IRS or a tax professional, and apply for FEMA help only through DisasterAssistance.gov, FEMA's official site.

FEMA declarations for Winnebago County

Federal disaster declarations since October 30, 2024 that include Winnebago County, newest first, with the programs FEMA declared for this county.

DeclarationTypeIncident periodDeclaredPrograms here
DR-4949-WI
Severe Storms and Tornadoes		Major disaster
Tornado		Jul 27, 2026Oct 7, 2026Individual aid: yes Public aid: yes Mitigation: no
DR-4923-WI
Severe Storms, Tornadoes, and Flooding		Major disaster
Flood		Apr 13, 2026 – Apr 23, 2026Jun 30, 2026Individual aid: yes Public aid: no Mitigation: no

FEMA's last date to apply for individual assistance: DR-4949-WI: December 7, 2026 (field "lastIAFilingDate" in FEMA's data). Apply at DisasterAssistance.gov.

IRS tax relief for Winnebago County

IRS disaster notices since October 30, 2024 that name Winnebago County or cover all of Wisconsin, newest first.

Open WI-2026-03 · published Oct 14, 2026

Severe storms and tornadoes: deadlines postponed to February 1, 2027

“These taxpayers now have until Feb. 1, 2027, to file various federal individual and business tax returns and make tax payments.”
“Following the disaster declaration issued by the Federal Emergency Management Agency (FEMA), individuals and households that reside or have a business in Forest, Outagamie, Vilas, and Winnebago counties qualify for tax relief.”

4 counties named in the notice: Forest County, Outagamie County, Vilas County, Winnebago County.

The relief follows a FEMA disaster declaration. The new date has not passed yet (as of Oct 30, 2026). Read the IRS release WI-2026-03.

Open WI-2026-02 · published Jul 13, 2026

Severe storms, tornadoes and flooding: deadlines postponed to November 2, 2026

“These taxpayers now have until Nov. 2, 2026, to file various federal individual and business tax returns and make tax payments.”
“Following the disaster declaration issued by the Federal Emergency Management Agency (FEMA), individuals and households that reside in Bayfield, Brown, Buffalo, Iowa, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, Manitowoc, Marathon, Milwaukee, Outagamie, Racine, Rock, Sauk, Vernon, Washington, Waukesha, Waupaca, and Winnebago counties, as well as the Oneida Indian Reservation qualify for tax relief.”

21 counties named in the notice: Bayfield County, Brown County, Buffalo County, Iowa County, Jackson County, Jefferson County, Juneau County, Kenosha County, Kewaunee County, Manitowoc County, Marathon County, Milwaukee County, Outagamie County, Racine County, Rock County, Sauk County, Vernon County, Washington County, Waukesha County, Waupaca County, Winnebago County.

The relief follows a FEMA disaster declaration. The new date has not passed yet (as of Oct 30, 2026). Read the IRS release WI-2026-02.

Official links

Flood insurance in Winnebago County: NFIP home policies here cost a median $906 a year (402 homes insured on August 31, 2026). Most homeowners policies do not cover flood damage. See flood insurance costs in Winnebago County.

Other counties in Wisconsin

All declarations and IRS notices for Wisconsin