UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:1200Z 15 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 209 SFC 937 757 6.4 6.3 99 0.1 6.3 60 7 284.8 285.9 282.4 302.6 6.39 2 925 856 5.4 5.4 100 0.0 5.4 65 5 284.8 285.9 282.1 301.8 6.08 3 850 1547 4.6 -16.4 20 21.0 -2.1 100 13 291.0 291.2 279.0 294.8 1.25 4 700 3109 -2.7 -8.7 63 6.0 -5.0 340 9 299.5 300.0 284.6 308.1 2.83 5 500 5710 -16.9 -43.9 8 27.0 -20.4 40 17 312.4 312.5 286.4 313.0 0.16 6 400 7340 -29.1 -41.1 30 12.0 -30.4 35 23 317.2 317.2 288.1 318.1 0.26 7 300 9340 -43.3 -50.3 46 7.0 -43.6 30 29 324.3 324.4 290.2 324.8 0.13 8 250 10540 -52.1 -59.1 43 7.0 -52.3 35 27 328.6 328.6 291.4 328.8 0.05 9 200 11950 -62.5 -68.5 44 6.0 -62.6 30 23 333.8 333.8 292.7 333.9 0.02 10 185 12430 -64.3 -68.6 55 4.3 -64.3 5 23 338.4 338.4 293.9 338.5 0.02 11 150 13730 -59.7 -82.7 3 23.0 -59.9 355 25 367.2 367.2 300.1 367.2 0.00 12 100 16260 -61.5 -85.5 3 24.0 -61.7 345 9 408.9 408.9 306.4 408.9 0.00 TRP 185 12430 -64.3 -68.6 55 4.3 -64.3 5 23 338.4 338.4 293.9 338.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5501.00 m Freezing level: 755.48 mb = 2531.27 m = 8304.60 ft Wetbulb zero: 871.32 mb = 1344.60 m = 4411.36 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 42.02 % Est. max temperature: 15.77 C = 60.38 F Sfc-Lift cond lev (LCL): 935.64 mb = 768.19 m = 2520.27 ft T: 6.29 C 700-500 lapse rate: 5.46 C/km ThetaE index: 7.83 C Layer 925.0- 700.0 mb Conv cond level (CCL): 636.33 mb = 3846.20 m = 12618.61 ft Mean mixing ratio: 3.63 g/kg Conv temperature: 24.45 C = 76.02 F Cap Strength: 7.59 C Lifted Index: 13.14 C Risk: None Lifted Index @300 mb: 18.38 C Lifted Index @700 mb: 7.59 C Showalter Index: 15.78 C Risk: None Total Totals Index: 22.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 0.50 C K Index: -0.90 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.41 J/kg Max Up Vert Vel: 5.37 m/s Conv Inhibition (B-): 14076.48 J/kg Cap Strength: 13.11 C Lift Cond Lev (LCL): 790.33 mb = 2132.53 m = 6996.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 67 at 10 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 ---------------------------------------------------------- 0 937 757 60 7 -6.1 -3.5 | 263 3 2.9 0.4 1 925 856 65 5 -4.5 -2.1 | 248 5 4.4 1.8 2 850 1547 100 13 -12.8 2.3 | 148 7 -3.9 6.1 3 700 3109 340 9 3.1 -8.5 | 291 13 12.0 -4.6 4 500 5710 40 17 -10.9 -13.0 | 12 9 -2.0 -9.2 5 400 7340 35 23 -13.2 -18.8 | 16 16 -4.2 -15.0 6 300 9340 30 29 -14.5 -25.1 | 15 22 -5.6 -21.2 7 250 10540 35 27 -15.5 -22.1 | 20 19 -6.5 -18.3 8 200 11950 30 23 -11.5 -19.9 | 9 16 -2.6 -16.1 9 185 12430 5 23 -2.0 -22.9 | 340 20 6.9 -19.0 10 150 13730 355 25 2.2 -24.9 | 332 24 11.1 -21.0 11 100 16260 345 9 2.3 -8.7 | 293 12 11.3 -4.8 Wind Parameters Mean winds (0-6000m): 36.6 at 13.0 knts Storm direction: 66.6 at 9.7 knts Shear (0-3000m) pos: 0.9 neg: 2.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 42.8 deg Storm rel helicity (0-3000m) pos: 9.9 neg: -31.0 tot: -21.1 m^2/s^2 ave: -7.0 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 6.5 stream: -3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.43 Bulk Shear: 10.05 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 75 7 225 3| 4.6 0.0 4.6| 0.0 -4.1 -4.1 -8.2 -0.69| 7.6 -5.3 1000 89 9 173 4| 2.3 1.5 3.8| 0.0 -8.9 -8.9 -8.9 -0.57| 7.8 -4.5 1500 81 10 153 3| 1.5 2.5 4.0| 0.0 -13.7 -13.7 -9.2 -0.66| 8.0 -5.3 2000 72 10 129 1| 1.1 3.2 4.3| 0.0 -21.8 -21.8 -10.9 -0.65| 7.9 -5.1 2500 65 10 39 0| 0.9 3.1 4.0| 1.6 -31.0 -29.4 -11.8 -0.64| 7.3 -4.6 3000 50 10 336 3| 0.9 2.5 3.5| 9.9 -31.0 -21.1 -7.0 -0.53| 6.5 -3.4 4000 34 11 329 6| 1.4 1.9 3.3| 27.0 -31.0 -4.0 -1.0 -0.33| 5.6 -1.8 5000 36 12 340 6| 1.8 1.5 3.3| 44.1 -31.0 13.1 2.6 -0.15| 5.2 -0.8 6000 37 13 350 7| 1.5 1.4 2.9| 45.8 -31.0 14.8 2.5 -0.13| 4.7 -0.6 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251015.12.gif