UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041606.upa.cvt Date: 0600Z 16 APR 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:0600Z 16 APR 25 Station: ETHA WMO ident: 10954 Latitude: 47.83 Longitude: 10.87 Elevation: 757.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 33 1 925 704 250 3 SFC 919 757 5.2 4.5 95 0.7 4.8 250 3 285.2 286.2 281.8 301.3 5.75 3 850 1414 12.6 -5.4 28 18.0 4.4 180 17 299.3 299.9 284.8 308.5 3.00 4 700 3007 0.0 -13.0 37 13.0 -4.7 220 21 302.5 302.9 284.8 308.8 2.01 5 500 5620 -17.5 -39.5 13 22.0 -20.7 205 27 311.7 311.7 286.2 312.6 0.25 6 400 7250 -30.1 -46.1 20 16.0 -31.5 195 35 315.9 315.9 287.6 316.4 0.15 7 300 9220 -48.1 -57.1 35 9.0 -48.4 205 40 317.6 317.6 288.0 317.8 0.06 8 250 10390 -58.9 -63.2 57 4.3 -59.0 225 36 318.5 318.5 288.3 318.6 0.03 9 224 11071 -62.3 -67.0 53 4.7 -62.3 190 46 323.4 323.5 289.8 323.5 0.02 10 210 11472 -58.3 -73.4 13 15.1 -58.5 210 71 335.7 335.7 293.3 335.7 0.01 11 200 11780 -55.3 -78.3 4 23.0 -55.6 225 46 345.2 345.2 295.6 345.2 0.00 12 150 13650 -51.1 -83.1 1 32.0 -51.7 175 38 382.0 382.0 302.6 382.0 0.00 13 100 16260 -57.1 -86.1 1 29.0 -57.5 225 23 417.4 417.4 307.4 417.4 0.00 TRP 224 11071 -62.3 -67.0 53 4.7 -62.3 190 46 323.4 323.5 289.8 323.5 0.02 WND 210 11472 -58.3 -73.4 13 15.1 -58.5 210 71 335.7 335.7 293.3 335.7 0.01 Sounding variables and indices 1000-500 mb thick: 5587.00 m Freezing level: 700.00 mb = 3007.00 m = 9865.37 ft Wetbulb zero: 777.56 mb = 2144.84 m = 7036.80 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 31.99 % Est. max temperature: 20.70 C = 69.26 F Sfc-Lift cond lev (LCL): 909.17 mb = 847.54 m = 2780.61 ft T: 6.22 C 700-500 lapse rate: 6.70 C/km ThetaE index: 0.00 C Layer 919.0--97609095688668617833845882880.0 mb Conv cond level (CCL): 622.46 mb = 3918.71 m = 12856.50 ft Mean mixing ratio: 3.90 g/kg Conv temperature: 25.37 C = 77.67 F Cap Strength: 6.62 C Lifted Index: 7.27 C Risk: None Lifted Index @300 mb: 8.25 C Lifted Index @700 mb: 6.07 C Showalter Index: 5.74 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 30.10 C Cross Totals Index: 12.10 C K Index: 11.70 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 0.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.46 J/kg Max Up Vert Vel: 10.44 m/s Conv Inhibition (B-): 10974.60 J/kg Cap Strength: 7.13 C Lift Cond Lev (LCL): 728.36 mb = 2681.20 m = 8796.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 236 at 17 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 919 757 250 3 2.8 1.0 | 53 14 -11.1 -8.4 1 850 1414 180 17 0.0 17.0 | 119 16 -13.9 7.6 2 700 3007 220 21 13.5 16.1 | 176 7 -0.4 6.6 3 500 5620 205 27 11.4 24.5 | 171 15 -2.5 15.0 4 400 7250 195 35 9.1 33.8 | 169 25 -4.9 24.4 5 300 9220 205 40 16.9 36.3 | 186 27 3.0 26.8 6 250 10390 225 36 25.5 25.5 | 216 20 11.5 16.0 7 224 11071 190 46 8.0 45.3 | 171 36 -5.9 35.9 8 210 11472 210 71 35.5 61.5 | 203 56 21.6 52.0 9 200 11780 225 46 32.5 32.5 | 219 30 18.6 23.1 10 150 13650 175 38 -3.3 37.9 | 149 33 -17.2 28.4 11 100 16260 225 23 16.3 16.3 | 199 7 2.3 6.8 Wind Parameters Mean winds (0-6000m): 205.9 at 22.4 knts Storm direction: 235.9 at 16.8 knts Shear (0-3000m) pos: 1.9 neg: 3.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 122.9 deg Storm rel helicity (0-3000m) pos: 58.6 neg: -0.2 tot: 58.4 m^2/s^2 ave: 19.5 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.91 Bulk Shear: 28.45 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 190 8 84 13| 0.0 12.5 12.5| 22.7 0.0 22.7 45.4 0.70| 13.8 9.6 1000 187 12 103 13| 0.0 8.6 8.6| 36.6 0.0 36.6 36.6 0.62| 10.9 6.8 1500 191 14 113 12| 1.5 5.7 7.2| 46.5 0.0 46.5 31.0 0.63| 8.7 5.5 2000 197 16 121 11| 2.2 4.3 6.5| 54.8 0.0 54.8 27.4 0.65| 7.7 5.0 2500 202 17 129 10| 2.2 3.4 5.6| 58.6 -0.0 58.6 23.4 0.65| 6.8 4.4 3000 205 18 136 9| 1.9 3.1 5.0| 58.6 -0.2 58.4 19.5 0.62| 5.9 3.7 4000 208 19 147 9| 1.4 2.8 4.2| 58.6 -1.5 57.1 14.3 0.55| 4.9 2.7 5000 207 21 154 10| 1.1 2.6 3.7| 58.7 -4.0 54.8 11.0 0.49| 4.3 2.1 6000 206 22 159 12| 0.9 2.7 3.6| 58.9 -5.6 53.2 8.9 0.42| 4.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20250416.06.gif