Favorite Soundings
ATMS 411/611
October 2010
Homework 6 Part 2
Dianna’s Skew-T: Oakland, CA on Sunday at 5PM
Skew-T: RENO, NV on Monday at 4AM
180 knots = 207 mph
Zach Tolby
Josh Walston
Mark Hausner: ATMS 611 Sounding
Atlanta, GA Mar 15, 2010 Bryan Rae
Tasiilaq: Sue Konkol
Dan McEvoy
Dan McEvoy
J.D. McAlpineHMWK 6 part 2Slick Soundings
Part 1: Beginning of Blizzard and Ice Storm
-Near sat. up to 650 mb
-Whoa jet!
- Mid-level inversionAnd dry: Subsidence!
-Low level Inversion
-Dry overall
J.D. McAlpineHMWK 6 part 2Slick Soundings
Part 2: Middle of Blizzard and Ice Storm
-Severely saturated up to 500 mb
-Balloon disappearsIn crazy 200 knotJet!
-Severe low level shear!
-High PWAT!!
-Ice storm and Blizzard conditions:Strong precip evenWith deep inversion
Brownsville, TXJosh Molzan
Lake Charles, LA, September 26, 1988: Michael Gallaspy
Some Observations…
• Follows dry adiabat at high pressures (up to about 850 hPa)…– Lake Charles is not a particularly dry
place…• Followed by a small isothermal spell
(from about 850 hPa to, say, 775 hPa).• Then it goes crazy, not particularly
following either the dry or moist adiabat.
Pressure (hPa): Mixing Ratio (g/kg): Prec. Water in column (g/m^2): Total (g/m^2):1015 12.96 1983.673469 27814.377551000 11.56 2194.040816Height in one square meter (mm):
981.4 11.45 3949.081633 27.81947.6 11.25 3753.826531Published value (mm):914.9 11.04 3559.836735 26.05883.3 10.83 3679.989796
850 10.61 2944.816327822.8 6.35 1892.040816793.6 3.46 374.244898
783 2.73 473.5714286766 1.49 9.12244898
765.4 1.49 416.5918367738 1.33 358.2857143
711.6 1.18 139.6734694700 1.12 443.4285714
661.2 1.03 44.14285714657 1.02 459
612.9 0.77 352568.1 0.55 382.1938776
500 0.31 40.48979592487.2 0.27 199.4693878414.8 0.11 16.6122449
400 0.09 1.469387755398.4 0.09 14.87755102382.2 0.08 5.06122449
376 0.08 43.75510204322.4 0.12 27.42857143
300 0.14 51.42857143264 0.09 4.224489796
Nick Hobart
Tornado Outbreak: June 17th 2010 in the State of Minnesota
Dan SaucedaATMS 411Homework 6 Problem 210/25/2010
•39 tornadoes on June 17th, 2010 in Minnesota alone. (A new state record)•3 deaths were reported in 3 different cities.•So far in 2010, Minnesota leads the US with the most reported tornadoes.
References
www.cleveland.com/nation/index.ssf/2010/06/tornadoes_in_minnesota_kill_tw.html
http://stormdamagerepairmn.wordpress.com/2010/06/
http://weather.uwyo.edu/upperair/sounding.html
https://biodork.wordpress.com/2010/06/18/minnesota-tornado-outbreak/
Ben Hatchett
Thermal Wind Imbalance
Stephen Bone