GOES19-OAX-GEOCOLOR-600x600.mp4
Summary: Nighttime satellite view of cloud progression over Nebraska and Iowa on September 18, 2026, showing low cloud development and movement.
This video presents a NOAA/NESDIS/STAR GEOCOLOR composite satellite time-lapse capturing the nocturnal cloud activity over the central United States, specifically focusing on Nebraska and Iowa, from 01:30Z to 07:50Z on September 18, 2026. The imagery reveals prominent city lights illuminating the darkness, with clouds depicted in shades of white and blue (indicating low clouds or fog). A band of clouds is visible in the northern part of the region, slowly shifting southeastward. Throughout the sequence, dynamic low-level cloud formations and dissipations are observed across central and eastern Nebraska and western Iowa, showcasing the subtle atmospheric changes during the night.
Playback guide
1. startTime: 00:00 endTime: 00:01 label: The video begins at 01:30Z showing a satellite view of Nebraska and Iowa, with clear skies over much of the southern part of the region and a band of clouds stretching across northern Nebraska into South Dakota. City lights are visible across the landscape. 2. startTime: 00:01 endTime: 00:02 label: By 03:40Z, the northern cloud band has shifted slightly southeastward. Scattered low-level clouds, indicated by a blue hue, begin to appear over central and eastern Nebraska, particularly around urban areas, hinting at developing fog or low stratus. 3. startTime: 00:02 endTime: 00:03 label: At 05:40Z, the low cloud/fog development over central and eastern Nebraska and western Iowa becomes more widespread, with distinct blue patches visible. The main cloud mass in the north continues its slow eastward/southeastward progression. 4. startTime: 00:03 endTime: 00:04 label: The final frame at 07:50Z shows continued presence of the low cloud/fog features over Nebraska and Iowa. The northern cloud system has moved further east, extending into parts of Iowa and Missouri, while some areas remain clear, revealing persistent city lights.