Carlotta is the third named system, and second Hurricane, of the young eastern Pacific Tropical Season. Hourly imagery from GOES-East shows the increase in organization in the storm as it approaches the coast of Mexico on the morning of June 15 2012. AMSU imagery from Channel 7 at 11UTC on 15 June shows the characteristic warm core usually found... Read More

Clear skies over the upper Midwest on the morning of 13 June 2012 allowed the MODIS instrument on board Aqua and the AVHRR instrument on board NOAA-19 to sense the surface temperature of Lakes Michigan and Superior. Which instrument yielded observations that were closer to those recorded in situ by... Read More

At 1645 UTC on 6 June, an Electronics Side Swap occurred for GOES-12 to mitigate the effects of Cycle Slips that were occurring around 0800-1300 UTC each day (See this link for an explanation). No Cycle Slips occurred in the GOES-12 imager data on 7 June; as a result, the images... Read More

Satellite descriptors of the atmosphere over the central High Plains on May 30th suggested an atmosphere ripe for convection. For example, the GOES Sounder DPI Lifted Index showed an axis of instability from central Oklahoma to northwest Kansas, with widespread values (yellows, reds, purples) at or below -4. (The unstable... Read More