AI Summary

Strong turbulence is possible between altitudes 35,000 and 41,000 feet in Ohio, Michigan, Illinois, Indiana, Wisconsin, and Michigan. It is caused by erratic winds associated with thunderstorms. The SIGMET is valid until 0518 local time.

Hazard Type
Non-Convective Turbulence
Hazard Severity
Moderate to Severe
Valid From
02/11 01:18 GMT
Valid To
02/11 05:18 GMT
Expires (min)
-666732
Min Altitude
35,000 ft
Max Altitude
41,000 ft
Direction (deg)
Speed (kt)
Raw Report
WSUS01 KKCI 110118 
BOSU WS 110118 
SIGMET UNIFORM 1 VALID UNTIL 110518 
SIGMET  
OH LE WI LM MI LH IL IN 
FROM 40NNE ECK TO 50S DXO TO 20S JOT TO BAE TO 40NNE ECK 
OCNL SEV TURB BTN FL350 AND FL410. DUE TO WNDSHR ASSOCD WITH 
JTST. RPTD BY A321. CONDS ENDG 0518Z.