Noctilucent Clouds

Extreme Fire Weather Concerns for the Western U.S.; Severe Weather and Flooding Threats for the Central U.S.

Extremely critical fire weather conditions are expected to develop across the Great Basin and Southwest today, and exceptionally dry and windy conditions will promote rapid wildfire spread through the weekend. Scattered severe thunderstorms and heavy rain are possible across parts of the Ozark Plateau into lower Ohio Valley and parts of the northern Rockies into adjacent Great Plains. Read More >

Noctilucent Clouds

On the morning of October 28^th,rare noctilucent clouds were visible over Monterey. Noctilucent clouds are thin silvery-blue cirrus-like clouds frequently seen during summer twilight conditions at high latitudes (above 50°) in both hemispheres. These clouds are primarily composed of ice crystals at heights 50-70 miles above the earth's surface. (source) However, the clouds seen this morning were formed by the launch of the NPOESS Preparatory Project spacecraft from Vandenberg Air Force Base, Calif.

Below are two images of the noctilucent clouds.