While doing runway inspections spotted craft moving horizontally then upward into clouds. No air traffic on local freq or on ADSB

While doing runway inspections spotted crafts to the west toward the town of carterville/ Carbondale moving horizontally to the north then upward into clouds. There were 7 total objects but my camera only could pick up 2 of them the rest could only be seen with the naked eye. No air traffic on local freq or on ADSB Weather METAR at the time reported METAR KMWA 020155Z AUTO 17005KT 10SM SCT050 OVC060
24/24 A2985 RMK A02 T02370235