UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101518.upa.cvt Date: 1800Z 15 OCT 25 Searching for ETHA... Searching the city database file for: ETHA ... Date:1800Z 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 192 SFC 936 757 10.4 6.7 78 3.7 8.4 60 9 289.0 290.1 284.4 307.6 6.58 2 925 847 9.8 5.8 76 4.0 7.6 50 11 289.3 290.4 284.2 307.1 6.26 3 850 1542 4.2 1.7 84 2.5 3.0 80 11 290.5 291.4 283.5 305.2 5.09 4 700 3102 -0.3 -36.3 5 36.0 -7.7 360 1 302.2 302.2 282.6 303.0 0.24 5 500 5710 -17.9 -28.9 38 11.0 -20.1 15 15 311.2 311.3 286.6 313.6 0.70 6 400 7330 -29.9 -42.9 27 13.0 -31.2 350 15 316.1 316.2 287.7 316.9 0.22 7 300 9320 -43.5 -58.5 18 15.0 -44.0 325 17 324.0 324.1 290.0 324.2 0.05 8 250 10530 -52.3 -62.3 29 10.0 -52.5 315 31 328.3 328.3 291.3 328.5 0.04 9 203 11848 -61.1 -67.1 45 6.0 -61.2 325 33 334.6 334.6 293.0 334.7 0.02 10 200 11940 -60.9 -67.9 39 7.0 -61.0 330 33 336.3 336.3 293.4 336.4 0.02 11 150 13730 -59.7 -83.7 3 24.0 -59.9 10 29 367.2 367.2 300.1 367.2 0.00 12 100 16260 -62.3 -87.3 2 25.0 -62.5 5 19 407.4 407.4 306.2 407.4 0.00 TRP 203 11848 -61.1 -67.1 45 6.0 -61.2 325 33 334.6 334.6 293.0 334.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5518.00 m Freezing level: 710.00 mb = 2998.00 m = 9835.84 ft Wetbulb zero: 808.22 mb = 1947.01 m = 6387.76 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 37.24 % Est. max temperature: 16.50 C = 61.70 F Sfc-Lift cond lev (LCL): 884.90 mb = 1211.25 m = 3973.87 ft T: 6.87 C 700-500 lapse rate: 6.75 C/km ThetaE index: 4.61 C Layer 925.0- 500.0 mb Conv cond level (CCL): 745.12 mb = 2600.14 m = 8530.53 ft Mean mixing ratio: 5.59 g/kg Conv temperature: 19.64 C = 67.35 F Cap Strength: 5.83 C Lifted Index: 6.98 C Risk: None Lifted Index @300 mb: 12.96 C Lifted Index @700 mb: 5.83 C Showalter Index: 7.51 C Risk: None Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.60 C K Index: -12.20 Risk: None Sweat Index: 57.40 Risk: None Energy Index: 1.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.66 J/kg Max Up Vert Vel: 3.05 m/s Conv Inhibition (B-): 11283.35 J/kg Cap Strength: 6.96 C Lift Cond Lev (LCL): 840.88 mb = 1628.63 m = 5343.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 58 at 7 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 ---------------------------------------------------------- 0 936 757 60 9 -7.8 -4.5 | 66 2 -2.0 -0.9 1 925 847 50 11 -8.4 -7.1 | 37 4 -2.6 -3.4 2 850 1542 80 11 -10.8 -1.9 | 109 5 -5.0 1.7 3 700 3102 360 1 -0.0 -1.0 | 246 6 5.8 2.6 4 500 5710 15 15 -3.9 -14.5 | 350 11 1.9 -10.9 5 400 7330 350 15 2.6 -14.8 | 323 14 8.4 -11.2 6 300 9320 325 17 9.8 -13.9 | 304 19 15.6 -10.3 7 250 10530 315 31 21.9 -21.9 | 303 33 27.7 -18.3 8 203 11848 325 33 18.9 -27.0 | 313 34 24.7 -23.4 9 200 11940 330 33 16.5 -28.6 | 318 33 22.3 -25.0 10 150 13730 10 29 -5.0 -28.6 | 358 25 0.8 -24.9 11 100 16260 5 19 -1.7 -18.9 | 345 16 4.1 -15.3 Wind Parameters Mean winds (0-6000m): 28.0 at 9.1 knts Storm direction: 58.0 at 6.8 knts Shear (0-3000m) pos: 0.4 neg: 1.6 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): -147.1 deg Storm rel helicity (0-3000m) pos: 11.1 neg: -8.0 tot: 3.2 m^2/s^2 ave: 1.1 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.20 Bulk Shear: 3.88 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 58 11 58 4| 2.5 0.0 2.5| 3.7 -1.2 2.5 5.0 0.29| 6.2 1.8 1000 66 11 79 4| 0.8 0.0 0.8| 6.3 -2.3 4.0 4.0 0.26| 5.4 1.4 1500 65 10 80 3| 0.5 1.6 2.2| 6.3 -3.7 2.5 1.7 -0.06| 5.3 -0.3 2000 65 9 91 2| 0.4 2.1 2.5| 6.3 -5.8 0.5 0.3 -0.17| 4.9 -0.8 2500 69 7 136 1| 0.3 1.9 2.2| 7.1 -8.0 -0.8 -0.3 -0.19| 4.5 -0.9 3000 65 7 167 1| 0.4 1.6 1.9| 11.1 -8.0 3.2 1.1 -0.07| 4.2 -0.3 4000 50 7 318 1| 1.0 1.2 2.1| 19.3 -8.0 11.4 2.8 0.11| 3.9 0.4 5000 38 8 339 3| 1.3 0.9 2.2| 27.9 -8.0 20.0 4.0 0.20| 3.6 0.7 6000 28 9 341 5| 1.1 1.1 2.2| 27.9 -19.5 8.5 1.4 0.09| 3.4 0.3 Wrote GIF file: /home/apache/climate/data/raob//ETHA/skewt/ETHA.skewt.20251015.18.gif