Low Covid-19 risk in Harlan, Nebraska.
Low Flu risk in Harlan, Nebraska.
Low Rsv risk in Harlan, Nebraska.
Low Infectious risk in Harlan, Nebraska.
Low Allergy risk in Harlan, Nebraska.
Low Pollution risk in Harlan, Nebraska.
Moderate Weather activity in Harlan, Nebraska.
Last updated: April 20, 2026
Data refreshed weekly