Influenza Reports - Current

Flu Season Weekly updates on influenza ("flu") in the City of St. Louis.

The following reports detail the weekly percentage of emergency room visits for influenza-like illness, incidence rate (number of new cases) by age group of confirmed influenza cases, and compares the current influenza season to previous influenza seasons.

Updated Information on COVID-19 is available here. 

Current 2021-2022 Flu Season Weekly Reports

Reports are posted every Friday during the influenza season (October to May).

Flu Season Report Week 15: April 10-April 16, 2022
Flu Season Report Week 14: April 3-April 9, 2022
Flu Season Report Week 13: March 27-April 2, 2022
Flu Season Report Week 12: March 20-March 26, 2022
Flu Season Report Week 11: March 13-March 19, 2022
Flu Season Report Week 10: March 6-March 12, 2022
Flu Season Report Week 9: February 27-March 5, 2022
Flu Season Report Week 8: February 20-February 26, 2022
Flu Season Report Week 7: February 13-February 19, 2022
Flu Season Report Week 6: February 6-February 12, 2022
Flu Season Report Week 5: January 30-February 5, 2022
Flu Season Report Week 4: January 23-January 29, 2022
Flu Season Report Week 3: January 16-January 22, 2022
Flu Season Report Week 2: January 9-January 15, 2022
Flu Season Report Week 1: January 2-January 8, 2022
Flu Season Report Week 52: December 26, 2021-January 1, 2022
Flu Season Report Week 51: December 19-December 25, 2021
Flu Season Report Week 50: December 12-December 18, 2021
Flu Season Report Week 49: December 5-December 11, 2021
Flu Season Report Week 48: November 28-December 4, 2021
Flu Season Report Week 47: November 21-November 27, 2021
Flu Season Report Week 46: November 14-November 20, 2021
Flu Season Report Week 45: November 7-November 13, 2021
Flu Season Report Week 44: October 31-November 6, 2021
Flu Season Report Week 43: October 24-October 30, 2021
Flu Season Report Week 42: October 17-October 23, 2021
Flu Season Report Week 41: October 10-October 16, 2021
Flu Season Report Week 40: October 3-October 9, 2021

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