An unusually intense (by early October standards) mid-latitude cyclone produced a variety of weather extremes across the parts of the north-central US during the 04 October to 05 October 2013 period. In the cold sector of... Read More

Tropical Storm Karen formed in the far southern Gulf of Mexico early in the day on 03 October 2013. About 2 hours after formation, AWIPS images of 1-km resolution POES AVHRR 12.0 µm IR channel and 0.86 µm visible channel data at 15:44... Read More

An AWIPS image of Suomi NPP VIIRS 0.7 µm Day/Night Band data (above) revealed a bright band of the aurora borealis that stretched from northern North Dakota and Minnesota into Quebec at 07:12 UTC (2:12 AM Central time) on 02 October 2013. This aurora display was caused by a Read More

An AWIPS image of Suomi NPP VIIRS 0.7 µm Day/Night Band (DNB) data at 06:10 UTC or 2:10 AM local time on 30 September 2013 (above) revealed multiple signatures of mesospheric airglow waves over portions of the western Atlantic Ocean. There are three distinct packets of waves seen on the... Read More