UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for U8695... Searching the city database file for: U8695 ... Date:0000Z 18 OCT 25 Station: U8695 WMO ident: 28695 ------------------------------------------------------------------------------- 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 1012 91 -1.5 -8.5 59 7.0 -3.7 110 7 270.7 271.1 268.8 276.2 1.98 1 1000 186 -1.9 -8.9 59 7.0 -4.1 115 11 271.2 271.6 269.1 276.6 1.95 2 995 226 -2.5 -9.5 59 7.0 -4.7 117 12 271.0 271.3 268.8 276.2 1.87 3 972 413 2.0 -5.0 60 7.0 -0.6 126 19 277.4 277.9 274.0 285.0 2.71 4 925 811 -0.3 -10.3 47 10.0 -3.6 145 33 279.0 279.3 273.7 284.4 1.88 5 915 898 -1.1 -11.1 47 10.0 -4.3 146 33 279.1 279.4 273.5 284.2 1.79 6 903 1003 0.2 -10.8 43 11.0 -3.4 146 32 281.4 281.8 275.0 286.8 1.85 7 870 1302 0.0 -19.0 22 19.0 -5.2 149 32 284.2 284.4 275.2 287.2 0.98 8 850 1488 -0.3 -18.3 24 18.0 -5.4 150 31 285.8 286.0 276.2 289.1 1.06 9 788 2090 -2.3 -23.3 18 21.0 -7.5 152 32 289.9 290.1 277.8 292.3 0.74 10 700 3020 -7.5 -29.5 15 22.0 -11.9 155 33 294.2 294.3 279.4 295.7 0.47 11 682 3223 -8.1 -31.1 14 23.0 -12.6 156 32 295.7 295.8 280.0 297.1 0.42 12 576 4513 -17.1 -39.1 13 22.0 -20.0 164 28 299.8 299.8 281.5 300.6 0.22 13 500 5560 -24.1 -31.1 52 7.0 -25.2 170 25 303.7 303.8 283.6 305.6 0.57 14 430 6642 -31.7 -35.8 67 4.1 -32.1 177 25 307.4 307.4 284.9 308.8 0.42 15 403 7098 -34.5 -38.8 65 4.3 -34.9 180 25 309.5 309.6 285.5 310.7 0.33 16 400 7150 -34.9 -39.2 65 4.3 -35.3 180 25 309.6 309.7 285.6 310.8 0.32 17 300 9080 -50.3 -54.6 60 4.3 -50.4 180 27 314.5 314.5 287.0 314.7 0.08 18 269 9785 -56.5 -60.9 58 4.4 -56.6 180 28 315.4 315.4 287.3 315.5 0.04 19 250 10250 -57.7 -62.4 55 4.7 -57.8 180 29 320.3 320.3 288.9 320.4 0.03 20 246 10352 -58.1 -62.8 55 4.7 -58.2 185 29 321.2 321.2 289.2 321.3 0.03 21 239 10533 -58.5 -63.2 55 4.7 -58.6 187 28 323.2 323.2 289.8 323.4 0.03 22 232 10721 -57.1 -61.9 54 4.8 -57.2 189 27 328.1 328.1 291.2 328.3 0.04 23 200 11660 -57.1 -62.1 53 5.0 -57.2 200 23 342.3 342.4 294.9 342.5 0.04 24 150 13480 -56.7 -62.7 47 6.0 -56.9 215 15 372.4 372.4 301.0 372.6 0.06 25 140 13918 -55.7 -62.7 41 7.0 -55.9 227 15 381.6 381.6 302.5 381.8 0.06 26 100 16050 -58.1 -67.1 31 9.0 -58.3 285 13 415.5 415.5 307.2 415.7 0.05 27 71 18192 -61.1 -71.1 25 10.0 -61.4 295 15 451.8 451.8 311.0 452.0 0.04 28 70 18280 -60.5 -70.5 26 10.0 -60.8 295 15 455.0 455.0 311.3 455.2 0.04 29 62 19031 -62.1 -73.1 22 11.0 -62.4 293 16 467.5 467.5 312.4 467.7 0.03 30 50 20360 -61.3 -73.3 19 12.0 -61.7 290 17 499.0 499.0 314.9 499.3 0.04 31 30 23520 -61.3 -74.3 16 13.0 -62.0 305 21 577.5 577.5 319.6 577.9 0.05 32 25 24646 -62.7 -75.7 16 13.0 -63.4 309 19 604.4 604.4 320.8 604.8 0.05 33 22 25442 -58.3 -72.3 15 14.0 -59.6 313 18 640.0 640.1 322.3 640.8 0.10 34 20 26040 -58.9 -72.9 15 14.0 -60.2 315 17 655.9 655.9 322.9 656.7 0.10 35 18 26701 -59.3 -73.3 15 14.0 -60.6 674.7 674.7 323.6 675.6 0.10 36 10 30451 -51.3 -68.3 11 17.0 -55.6 828.1 828.3 328.0 832.1 0.39 TRP 246 10352 -58.1 -62.8 55 4.7 -58.2 185 29 321.2 321.2 289.2 321.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5374.00 m Freezing level: Surface below freezing Freezing level: 982.22 mb = 329.76 m = 1081.87 ft Freezing level: 931.13 mb = 759.08 m = 2490.38 ft Freezing level: 904.85 mb = 987.20 m = 3238.81 ft Freezing level: 870.00 mb = 1301.80 m = 4270.94 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 26.57 % Est. max temperature: 12.70 C = 54.86 F Sfc-Lift cond lev (LCL): 906.53 mb = 972.21 m = 3189.63 ft T: -0.18 C 700-500 lapse rate: 6.54 C/km ThetaE index: 0.78 C Layer 925.0- 903.0 mb Conv cond level (CCL): 614.71 mb = 4015.87 m = 13175.27 ft Mean mixing ratio: 2.17 g/kg Conv temperature: 26.14 C = 79.05 F Cap Strength: 15.99 C Lifted Index: 17.95 C Risk: None Lifted Index @300 mb: 22.75 C Lifted Index @700 mb: 13.43 C Showalter Index: 12.85 C Risk: None Total Totals Index: 29.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 5.80 C K Index: -16.50 Risk: None Sweat Index: 87.00 Risk: None Energy Index: 3.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.18 J/kg Max Up Vert Vel: 8.85 m/s Conv Inhibition (B-): 58112.38 J/kg Cap Strength: 17.78 C Lift Cond Lev (LCL): 847.78 mb = 1508.82 m = 4950.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 186 at 22 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 1012 91 110 7 -6.6 2.4 | 25 21 -8.8 -19.0 1 1000 186 115 11 -10.0 4.6 | 36 21 -12.2 -16.8 2 925 811 145 33 -18.9 27.0 | 105 22 -21.2 5.6 3 850 1488 150 31 -15.5 26.8 | 107 19 -17.8 5.4 4 700 3020 155 33 -13.9 29.9 | 118 18 -16.2 8.5 5 500 5560 170 25 -4.3 24.6 | 116 7 -6.6 3.2 6 400 7150 180 25 0.0 25.0 | 148 4 -2.3 3.6 7 300 9080 180 27 0.0 27.0 | 158 6 -2.3 5.6 8 250 10250 180 29 0.0 29.0 | 163 8 -2.3 7.6 9 246 10352 185 29 2.5 28.9 | 182 7 0.3 7.5 10 200 11660 200 23 7.9 21.6 | 268 6 5.6 0.2 11 150 13480 215 15 8.6 12.3 | 325 11 6.3 -9.1 12 100 16050 285 13 12.6 -3.4 | 337 27 10.3 -24.8 13 70 18280 295 15 13.6 -6.3 | 338 30 11.3 -27.8 14 50 20360 290 17 16.0 -5.8 | 333 30 13.7 -27.2 15 30 23520 305 21 17.2 -12.0 | 336 37 14.9 -33.5 16 20 26040 315 17 12.0 -12.0 | 344 35 9.8 -33.4 Wind Parameters Mean winds (0-6000m): 156.0 at 28.7 knts Storm direction: 186.0 at 21.5 knts Shear (0-3000m) pos: 4.9 neg: 0.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 92.9 deg Storm rel helicity (0-3000m) pos: 179.5 neg: 0.0 tot: 179.5 m^2/s^2 ave: 59.8 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 5.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 1.09 Bulk Shear: 35.86 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 ------------------------------------------------------------------------------- 500 127 16 53 19| 19.7 0.0 19.7|106.5 0.0 106.5 212.9 1.00| 20.2 20.2 1000 140 24 79 18| 13.8 0.0 13.8|160.4 0.0 160.4 160.4 0.97| 15.6 15.1 1500 144 26 89 18| 9.0 0.0 9.0|163.6 0.0 163.6 109.1 0.92| 11.1 10.3 2000 146 28 94 18| 6.9 0.0 6.9|169.0 0.0 169.0 84.5 0.93| 8.6 8.0 2500 147 28 98 18| 5.7 0.0 5.7|174.5 0.0 174.5 69.8 0.93| 7.1 6.6 3000 149 29 102 18| 4.9 0.0 4.9|179.5 0.0 179.5 59.8 0.92| 6.2 5.7 4000 151 30 106 17| 3.3 0.0 3.3|181.5 0.0 181.5 45.4 0.83| 5.2 4.3 5000 154 29 108 16| 2.4 0.0 2.4|181.6 -0.5 181.0 36.2 0.75| 4.6 3.4 6000 156 29 109 15| 1.9 0.0 1.9|183.1 -1.2 181.8 30.3 0.71| 4.1 2.9 Wrote GIF file: /home/apache/climate/data/raob//U8695/skewt/U8695.skewt.20251018.00.gif