The Infectious risk has steadily declined over the past 12 weeks, with the most recent week notably lower than earlier in the window..
Allergy risk activity has been trending upward over the past 12 weeks in Grant, Washington.
Pollution risk activity has been increasing over the past 12 weeks in Grant, Washington.
Weather risk activity has been trending upward over the past 12 weeks in Grant, Washington.
Last updated: July 6, 2026
Data refreshed weekly