Influenza Weekly Reports

 

To see how this year's influenza season has progressed, please click on the MMWR Week number that corresponds with the week's beginning and end date you are interested in seeing. Each report is progressive and includes data starting from the beginning of this flu season.

 

ALL DATA ARE PRELIMINARY AND SUBJECT TO CHANGE.

 

Year

 

MMWR

Week

 

Week

Beginning

 

Week

Ending

 

Influenza Activity

Classification*

 

2021   40 October 3  October 9  Sporadic 
2021 28 July 11 July 17 Sporadic
2021 27 July 4 July 10 Sporadic
2021 26 June 27 July 3 Sporadic
2021 25 June 20 June 26 Sporadic
2021 24 June 13 June 19 Sporadic
2021 23 June 6 June 12 Sporadic
2021 22 May 30 June 5 Sporadic
2021 21 May 23 May 29 Sporadic
2021 20 May 16 May 22 Sporadic
2021 19 May 9 May 15 Sporadic
2021 18 May 2 May 8 Sporadic

 

 

 *Influenza Activity Classification-Geographic spread of influenza activity is reported as:

Geographic Activity Classification


This page last updated 7/23/2021.