Public forecast
Using degrees Fahrenheit for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Griffith-Merrillville Airport
Closest report is Gary/Chicago International Airport, 5.9 nm (10.9 km) N.
2026/09/10 07:35 (retrieved 18 minutes ago)
KGYY 100735Z AUTO 24004KT 9SM CLR 21/21 A3000 RMK AO2
Closest aviation forecast (TAF) to Griffith-Merrillville Airport
Closest forecast is Gary/Chicago International Airport, 5.9 nm (10.9 km) N.
2026/09/10 06:22 (retrieved 2 hours ago)
TAF KGYY 100520Z 1006/1106 26006KT P6SM FEW030 BKN250 FM101200 34005KT P6SM SCT050 SCT100 BKN250 FM101500 03007KT P6SM FEW040 BKN250 FM102100 07008KT P6SM FEW060 SCT250