UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 18 OCT 25 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1022 78 1.2 -6.8 55 8.0 -1.6 110 3 272.6 273.0 270.4 278.8 2.24 1 1009 182 2.6 -6.4 51 9.0 -0.6 113 3 275.0 275.4 272.1 281.6 2.34 2 1000 254 3.4 -7.6 44 11.0 -0.5 115 3 276.5 276.9 272.6 282.6 2.15 3 925 874 -1.1 -13.1 40 12.0 -4.7 115 5 278.2 278.4 272.6 282.5 1.50 4 876 1312 -1.1 -19.1 24 18.0 -5.9 118 6 282.5 282.7 274.2 285.4 0.96 5 850 1556 1.2 -10.8 40 12.0 -3.0 120 7 287.4 287.7 278.3 293.2 1.97 6 797 2072 -0.3 -11.3 43 11.0 -4.1 123 8 291.1 291.5 280.1 297.2 2.02 7 752 2534 -3.1 -14.1 42 11.0 -6.6 126 10 293.0 293.3 280.6 298.2 1.71 8 700 3096 -7.1 -18.1 41 11.0 -10.2 130 11 294.6 294.9 280.8 298.7 1.31 9 559 4814 -16.9 -29.9 31 13.0 -19.3 143 16 302.6 302.7 283.2 304.5 0.57 10 500 5640 -22.9 -36.9 27 14.0 -24.7 150 19 305.1 305.2 283.9 306.2 0.32 11 421 6880 -31.5 -46.5 21 15.0 -32.7 150 24 309.5 309.5 285.3 310.0 0.14 12 400 7240 -34.9 -49.9 20 15.0 -35.8 150 25 309.6 309.6 285.3 310.0 0.10 13 364 7889 -40.5 -54.5 21 14.0 -41.1 152 27 310.6 310.6 285.6 310.9 0.06 14 300 9180 -48.7 -61.7 21 13.0 -49.0 155 31 316.7 316.7 287.7 316.8 0.03 15 250 10360 -56.3 -68.3 21 12.0 -56.5 160 35 322.4 322.4 289.5 322.4 0.02 16 216 11276 -62.5 -74.5 18 12.0 -62.6 167 32 326.5 326.5 290.7 326.5 0.01 17 200 11750 -63.5 -75.5 18 12.0 -63.6 170 31 332.2 332.2 292.3 332.2 0.01 18 196 11875 -63.7 -75.7 18 12.0 -63.8 170 31 333.8 333.8 292.7 333.8 0.01 19 185 12231 -63.9 -75.9 18 12.0 -64.0 174 29 339.0 339.0 294.1 339.1 0.01 20 150 13540 -58.1 -70.1 20 12.0 -58.3 190 23 370.0 370.0 300.6 370.1 0.02 21 100 16070 -60.5 -73.5 17 13.0 -60.7 255 13 410.8 410.8 306.6 410.9 0.02 22 89 16796 -60.5 -73.5 17 13.0 -60.7 270 13 424.8 424.8 308.3 424.9 0.02 23 70 18290 -61.1 -75.1 14 14.0 -61.4 300 13 453.7 453.7 311.2 453.8 0.02 24 50 20370 -62.1 -76.1 14 14.0 -62.5 315 15 497.1 497.1 314.8 497.3 0.02 25 38 22062 -63.7 -78.7 11 15.0 -64.1 323 16 533.7 533.7 317.2 533.8 0.02 26 30 23520 -61.7 -76.7 12 15.0 -62.4 330 17 576.4 576.4 319.5 576.7 0.04 27 20 26050 -58.3 -74.3 11 16.0 -59.7 320 19 657.7 657.8 323.0 658.4 0.08 28 10 30480 -50.3 -69.3 9 19.0 -55.2 310 21 831.8 832.0 328.1 835.3 0.34 29 9.7 30679 -49.9 -68.9 9 19.0 -55.0 840.6 840.8 328.2 844.4 0.37 TRP 196 11875 -63.7 -75.7 18 12.0 -63.8 170 31 333.8 333.8 292.7 333.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 943.33 mb = 722.44 m = 2370.20 ft Freezing level: 863.57 mb = 1428.91 m = 4687.95 ft Freezing level: 807.60 mb = 1968.58 m = 6458.51 ft Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 37.28 % Est. max temperature: 11.90 C = 53.42 F Sfc-Lift cond lev (LCL): 901.99 mb = 1076.95 m = 3533.24 ft T: -1.10 C 700-500 lapse rate: 6.21 C/km ThetaE index: 0.09 C Layer 925.0- 876.0 mb Conv cond level (CCL): 569.33 mb = 4673.97 m = 15334.36 ft Mean mixing ratio: 1.91 g/kg Conv temperature: 30.71 C = 87.29 F Cap Strength: 18.18 C Lifted Index: 19.27 C Risk: None Lifted Index @300 mb: 24.46 C Lifted Index @700 mb: 13.92 C Showalter Index: 10.89 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 12.10 C K Index: 2.30 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 2.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.63 J/kg Max Up Vert Vel: 5.22 m/s Conv Inhibition (B-): 55574.37 J/kg Cap Strength: 19.09 C Lift Cond Lev (LCL): 819.30 mb = 1850.69 m = 6071.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 168 at 9 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 1022 78 110 3 -2.8 1.0 | 8 7 -1.0 -7.3 1 1000 254 115 3 -2.7 1.3 | 7 7 -0.9 -7.1 2 925 874 115 5 -4.5 2.1 | 23 7 -2.7 -6.2 3 850 1556 120 7 -6.1 3.5 | 41 6 -4.2 -4.9 4 700 3096 130 11 -8.4 7.1 | 79 7 -6.6 -1.3 5 500 5640 150 19 -9.5 16.5 | 137 11 -7.7 8.1 6 400 7240 150 25 -12.5 21.7 | 141 17 -10.7 13.3 7 300 9180 155 31 -13.1 28.1 | 150 23 -11.3 19.7 8 250 10360 160 35 -12.0 32.9 | 158 27 -10.2 24.5 9 200 11750 170 31 -5.4 30.5 | 171 22 -3.6 22.2 10 196 11875 170 31 -5.4 30.5 | 171 22 -3.6 22.2 11 150 13540 190 23 4.0 22.7 | 202 15 5.8 14.3 12 100 16070 255 13 12.6 3.4 | 289 15 14.4 -5.0 13 70 18290 300 13 11.3 -6.5 | 319 20 13.1 -14.9 14 50 20370 315 15 10.6 -10.6 | 327 23 12.4 -19.0 15 30 23520 330 17 8.5 -14.7 | 336 25 10.3 -23.1 16 20 26050 320 19 12.2 -14.6 | 329 27 14.0 -22.9 17 10 30480 310 21 16.1 -13.5 | 321 28 17.9 -21.9 Wind Parameters Mean winds (0-6000m): 137.7 at 11.4 knts Storm direction: 167.7 at 8.6 knts Shear (0-3000m) pos: 1.4 neg: 0.0 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 70.8 deg Storm rel helicity (0-3000m) pos: 14.3 neg: -0.1 tot: 14.3 m^2/s^2 ave: 4.8 10^-3 m/s^2 rel: 0.96 Storm rel vorticity (0-3000m) horiz: 1.5 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.44 Bulk Shear: 9.44 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 ------------------------------------------------------------------------------- 500 114 3 10 7| 1.1 0.0 1.1| 1.8 -0.1 1.8 3.5 0.76| 1.3 1.0 1000 115 4 16 7| 1.4 0.0 1.4| 4.6 -0.1 4.5 4.5 0.88| 1.5 1.3 1500 117 5 22 7| 1.4 0.0 1.4| 7.2 -0.1 7.1 4.8 0.92| 1.5 1.4 2000 118 6 28 6| 1.4 0.0 1.4| 9.5 -0.1 9.4 4.7 0.94| 1.5 1.4 2500 120 6 34 6| 1.4 0.0 1.4| 11.9 -0.1 11.8 4.7 0.95| 1.5 1.4 3000 123 7 41 6| 1.4 0.0 1.4| 14.3 -0.1 14.3 4.8 0.96| 1.5 1.4 4000 127 8 55 6| 1.5 0.0 1.5| 20.8 -0.1 20.7 5.2 0.95| 1.6 1.5 5000 132 10 72 6| 1.5 0.0 1.5| 28.4 -0.1 28.4 5.7 0.93| 1.6 1.5 6000 138 11 91 6| 1.6 0.0 1.6| 34.7 -0.1 34.6 5.8 0.86| 1.7 1.5 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251018.12.gif