South Dakota Health Officials Release Mid-Season Flu Update

Northeast Radio SD News – South Dakota - The South Dakota Department of Health (DOH) has released its latest influenza summary as of February 11, 2026, providing a snapshot of how this winter’s respiratory season compares to previous years.

To date, the state has recorded 10,795 confirmed influenza cases. While the season is far from over, current data suggests that South Dakota is trending slightly below the historical average for total cases and hospitalizations at this point in the year.

2025-2026 Season by the Numbers

Health officials have confirmed the following data for the current season:

·        Confirmed Cases: 10,795 (Culture, PCR, or DFA)

·        Hospitalizations: 609

·        Deaths: 14

In comparison, the average flu season in South Dakota (2017 to 2025) typically results in approximately 12,504 cases and 690 hospitalizations. Last year’s season (2024-2025) was notably more severe, ending with over 21,000 cases and 65 deaths.

How This Season Compares

While the peak week for the 2025-2026 season has not yet been officially determined, historical data indicate that South Dakota typically experiences its highest flu activity during the first week of February.

Season	Total Cases	Hospitalizations	Deaths	Peak Week
2025-2026 (To Date)	10,795	609	14	TBD
2024-2025	21,860	1,547	65	Feb 1st Week
2023-2024	20,184	856	46	March 2nd Week
Historical Average	12,504	690	40	Feb 1st Week

Public Health Reminders

State health officials continue to monitor respiratory outbreaks and encourage the reporting of confirmed cases. Residents are reminded that it is not too late to seek treatment or vaccination.

·        Vaccination: The CDC recommends annual flu shots for everyone six months and older.

·        Treatment: Antiviral medications are available by prescription for those at high risk of complications or those experiencing severe symptoms.

·        Reporting: Healthcare providers are required to report influenza-associated hospitalizations and deaths to the DOH within 14 days of a positive test.

The DOH maintains an interactive Influenza Dashboard, which is updated regularly with the latest local data.