UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:1200Z 7 OCT 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 226 SFC 939 757 11.0 7.1 77 3.9 8.9 220 1 289.3 290.5 284.7 308.4 6.75 2 925 878 8.8 7.1 89 1.7 7.9 225 1 288.3 289.5 284.4 307.6 6.85 3 850 1573 4.0 3.9 99 0.1 3.9 260 3 290.3 291.4 284.3 307.4 5.96 4 700 3137 -1.1 -3.8 82 2.7 -2.3 10 23 301.3 302.0 286.6 313.8 4.12 5 500 5760 -13.3 -23.3 43 10.0 -15.9 15 54 316.8 317.0 289.0 320.8 1.17 6 400 7430 -24.3 -31.3 52 7.0 -25.6 5 62 323.4 323.5 290.5 325.9 0.70 7 300 9460 -40.9 -47.9 47 7.0 -41.3 350 66 327.7 327.8 291.2 328.4 0.17 8 250 10670 -50.9 -55.3 59 4.4 -51.0 345 71 330.4 330.4 291.9 330.7 0.08 9 230 11206 -54.9 -60.9 47 6.0 -55.0 345 71 332.3 332.3 292.4 332.5 0.05 10 220 11489 -54.2 -65.0 25 10.8 -54.4 340 75 337.6 337.6 293.7 337.7 0.03 11 200 12100 -52.7 -73.7 6 21.0 -53.1 355 64 349.3 349.3 296.5 349.4 0.01 12 150 13930 -60.3 -80.3 6 20.0 -60.5 350 50 366.2 366.2 299.9 366.2 0.00 13 100 16420 -63.1 -85.1 4 22.0 -63.3 10 31 405.8 405.8 306.0 405.8 0.00 TRP 230 11206 -54.9 -60.9 47 6.0 -55.0 345 71 332.3 332.3 292.4 332.5 0.05 WND 220 11489 -54.2 -65.0 25 10.8 -54.4 340 75 337.6 337.6 293.7 337.7 0.03 Sounding variables and indices 1000-500 mb thick: 5534.00 m Freezing level: 732.35 mb = 2799.67 m = 9185.15 ft Wetbulb zero: 755.60 mb = 2521.29 m = 8271.86 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 75.78 % Est. max temperature: 16.09 C = 60.96 F Sfc-Lift cond lev (LCL): 885.13 mb = 1240.11 m = 4068.57 ft T: 6.30 C 700-500 lapse rate: 4.65 C/km ThetaE index: 1.07 C Layer 925.0- 700.0 mb Conv cond level (CCL): 868.16 mb = 1399.21 m = 4590.52 ft Mean mixing ratio: 6.40 g/kg Conv temperature: 11.51 C = 52.72 F Cap Strength: 4.21 C Lifted Index: 10.53 C Risk: None Lifted Index @300 mb: 14.45 C Lifted Index @700 mb: 4.21 C Showalter Index: 10.70 C Risk: None Total Totals Index: 34.50 C Risk: None Vertical Totals Index: 17.30 C Cross Totals Index: 17.20 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 106.80 Risk: None Energy Index: 2.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.18 J/kg Max Up Vert Vel: 4.28 m/s Conv Inhibition (B-): 11661.81 J/kg Cap Strength: 10.37 C Lift Cond Lev (LCL): 873.54 mb = 1348.45 m = 4424.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 42 at 23 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 ---------------------------------------------------------- 0 939 757 220 1 0.6 0.8 | 221 24 15.6 17.7 1 925 878 225 1 0.7 0.7 | 222 24 15.7 17.6 2 850 1573 260 3 3.0 0.5 | 226 25 18.0 17.4 3 700 3137 10 23 -4.0 -22.7 | 298 12 11.0 -5.7 4 500 5760 15 54 -14.0 -52.2 | 358 35 1.0 -35.2 5 400 7430 5 62 -5.4 -61.8 | 348 46 9.6 -44.8 6 300 9460 350 66 11.5 -65.0 | 331 55 26.5 -48.1 7 250 10670 345 71 18.4 -68.6 | 327 62 33.4 -51.7 8 230 11206 345 71 18.4 -68.6 | 327 62 33.4 -51.7 9 220 11489 340 75 25.7 -70.5 | 323 67 40.7 -53.6 10 200 12100 355 64 5.6 -63.8 | 336 51 20.6 -46.8 11 150 13930 350 50 8.7 -49.2 | 324 40 23.7 -32.3 12 100 16420 10 31 -5.4 -30.5 | 325 17 9.6 -13.6 Wind Parameters Mean winds (0-6000m): 11.6 at 30.1 knts Storm direction: 41.6 at 22.6 knts Shear (0-3000m) pos: 5.4 neg: 0.0 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 103.1 deg Storm rel helicity (0-3000m) pos: 199.0 neg: 0.0 tot: 199.0 m^2/s^2 ave: 66.3 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 6.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.07 Bulk Shear: 128.64 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 ------------------------------------------------------------------------------- 500 235 1 222 24| 1.3 0.0 1.3| 5.2 0.0 5.2 10.4 0.63| 1.3 0.8 1000 255 2 224 25| 2.5 0.0 2.5| 27.0 0.0 27.0 27.0 0.81| 2.6 2.1 1500 288 4 231 25| 4.0 0.0 4.0| 84.4 0.0 84.4 56.3 0.92| 4.6 4.2 2000 327 7 240 22| 4.8 0.0 4.8|143.2 0.0 143.2 71.6 0.88| 6.3 5.6 2500 360 10 245 17| 5.2 0.0 5.2|179.9 0.0 179.9 71.9 0.83| 7.5 6.3 3000 4 13 253 15| 5.4 0.0 5.4|199.0 0.0 199.0 66.3 0.84| 7.3 6.1 4000 9 19 276 12| 5.5 0.0 5.5|239.1 0.0 239.1 59.8 0.80| 7.0 5.6 5000 11 25 306 13| 5.6 0.0 5.6|283.7 0.0 283.7 56.7 0.74| 6.8 5.0 6000 12 30 325 15| 4.7 0.7 5.4|283.7 -42.9 240.7 40.1 0.60| 6.3 3.8 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251007.12.gif