MEGA DELUGE 2011?

Epic Flooding Could Inundate Large Parts of the U-S

1.5 trillion m³ of snow covers the United States – FIRE-EARTH Estimate

At an average temperature of 20ºF, the water equivalent of the US snow cover is about 100 billion m³ (26.4 trillion gallons).

[NOTE: Based on the average figure of 1.8in provided by NOHRSC, the total snow water equivalent is 2.76 times greater than the FIRE-EARTH estimate.]

National Snow Analysis

Snow Depth February 10, 2011

Source: NWS/NOHRSC. Click images to enlarge.

Snow Water Equivalent

February 10, 2011

Area Covered By Snow:	64.9%
Area Covered Last Month:	61.7%
Snow Depth
Average:	8.3 in
Minimum:	0.0 in
Maximum:	909.6 in
Std. Dev.:	13.3 in
Snow Water Equivalent
Average:	1.8 in
Minimum:	0.0 in
Maximum:	450.4 in
Std. Dev.:	3.7 in

U.S. and Northern Hemisphere Snow Cover

Northern Hemisphere

Continental U.S.

Snow and Ice Covered Southern U.S.

South central U.S. was hit by a second snowstorm in a week, which broke multiple local records for snowfall in a month. This photo-like image was captured by MODIS on NASA’s Aqua satellite at 01:25 CST on February 10, 2011. “Snowfall totals topped 20 inches (50 centimeters) in parts of Oklahoma, Kansas, and Arkansas … Tulsa, Oklahoma, received 5.5 inches (14 cm) of snow on February 9, bringing its total to 20.9 inches (53 cm) for the winter, the snowiest on record. In Oklahoma City, 6 inches (15 cm) fell as well, making February 2011 the second snowiest month (18 inches so far) in the state’s records, behind March 1911 (20.7 inches) …  80 storm-related injuries reported …  [up to] 17 inches of new snow fell in eastern and south central Kansas, [more snow so far] this February as it usually does for an entire winter.” Source: NASA-EO. Click image to enlarge.

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Snow Cover Animations:

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• Surface Sublimation: Season — Two weeks — One Day
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