UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 12 OCT 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 1009 102 3.6 -5.4 52 9.0 0.3 20 3 276.0 276.5 272.9 283.1 2.53 1 1000 175 4.0 -5.0 52 9.0 0.6 25 7 277.1 277.6 273.7 284.5 2.63 2 995 216 4.0 -6.0 48 10.0 0.3 25 8 277.5 278.0 273.7 284.4 2.45 3 956 539 2.6 -11.4 35 14.0 -2.0 22 14 279.3 279.6 273.5 284.1 1.67 4 925 804 0.0 -10.0 47 10.0 -3.3 20 19 279.3 279.6 273.9 284.8 1.93 5 912 917 -0.9 -9.9 50 9.0 -3.8 10 19 279.5 279.9 274.1 285.2 1.97 6 881 1193 -1.9 -10.9 50 9.0 -4.8 345 20 281.3 281.6 274.9 286.7 1.89 7 850 1477 -3.5 -15.5 39 12.0 -6.9 320 21 282.5 282.7 274.8 286.4 1.34 8 822 1741 -4.7 -18.7 33 14.0 -8.3 317 23 283.9 284.1 275.2 287.1 1.06 9 812 1837 -2.9 -19.9 26 17.0 -7.4 316 24 286.8 287.0 276.6 289.8 0.97 10 797 1985 -1.7 -25.7 14 24.0 -7.4 315 26 289.6 289.8 277.4 291.5 0.59 11 796 1995 -1.5 -25.5 14 24.0 -7.2 315 26 290.0 290.1 277.6 291.9 0.60 12 700 3008 -6.5 -18.5 38 12.0 -9.9 305 35 295.3 295.5 281.0 299.2 1.27 13 676 3279 -7.7 -18.7 41 11.0 -10.8 303 38 296.9 297.1 281.7 301.0 1.29 14 670 3348 -7.9 -18.9 41 11.0 -10.9 302 38 297.4 297.7 282.0 301.5 1.28 15 596 4244 -14.5 -27.5 32 13.0 -17.1 295 47 299.9 300.0 282.2 302.1 0.67 16 568 4608 -14.7 -32.7 20 18.0 -17.9 293 51 303.8 303.9 283.5 305.3 0.43 17 500 5560 -20.7 -38.7 18 18.0 -23.1 285 60 307.8 307.9 284.8 308.8 0.27 18 447 6384 -25.9 -39.9 26 14.0 -27.5 280 76 311.3 311.3 286.1 312.2 0.27 19 424 6768 -26.1 -43.1 19 17.0 -27.9 278 83 315.8 315.8 287.6 316.5 0.20 20 412 6976 -26.1 -38.1 31 12.0 -27.7 276 87 318.4 318.4 288.6 319.6 0.35 21 400 7190 -28.3 -37.3 42 9.0 -29.5 275 91 318.2 318.3 288.6 319.6 0.39 22 375 7649 -31.7 -37.7 55 6.0 -32.4 273 96 319.6 319.7 289.0 321.1 0.40 23 330 8540 -37.7 -41.8 65 4.1 -38.1 268 106 323.3 323.4 290.1 324.4 0.30 24 300 9190 -42.5 -46.7 63 4.2 -42.8 265 114 325.5 325.5 290.6 326.2 0.19 25 297 9258 -43.1 -47.3 63 4.2 -43.3 265 116 325.5 325.6 290.6 326.2 0.18 26 277 9726 -43.1 -47.5 62 4.4 -43.4 267 128 332.1 332.1 292.5 332.8 0.19 27 250 10410 -46.7 -51.4 59 4.7 -46.9 270 147 336.6 336.7 293.6 337.2 0.13 28 232 10902 -50.5 -55.4 56 4.9 -50.7 270 150 338.1 338.2 294.0 338.5 0.09 29 229 10987 -49.7 -54.7 56 5.0 -49.9 270 150 340.6 340.6 294.6 341.0 0.10 30 225 11103 -50.0 -55.1 55 5.1 -50.2 270 151 341.9 341.9 294.8 342.3 0.10 31 203 11774 -51.7 -57.7 49 6.0 -51.9 274 146 349.4 349.4 296.5 349.7 0.08 32 200 11870 -52.9 -58.9 48 6.0 -53.1 275 145 349.0 349.0 296.5 349.3 0.07 33 184 12405 -55.5 -62.5 41 7.0 -55.6 275 137 353.2 353.2 297.4 353.4 0.05 34 150 13700 -57.9 -65.9 35 8.0 -58.0 275 116 370.3 370.3 300.7 370.5 0.04 35 128 14690 -60.3 -69.3 30 9.0 -60.4 268 105 383.2 383.2 302.8 383.3 0.03 36 121 15037 -63.1 -73.1 25 10.0 -63.2 265 101 384.3 384.3 302.9 384.4 0.02 37 118 15192 -61.9 -71.9 25 10.0 -62.0 266 100 389.3 389.3 303.7 389.4 0.02 38 100 16210 -62.9 -72.9 25 10.0 -63.1 275 97 406.2 406.2 306.0 406.3 0.02 39 98 16335 -63.1 -73.1 25 10.0 -63.3 275 95 408.2 408.2 306.3 408.3 0.02 40 76 17929 -55.7 -67.7 21 12.0 -56.2 271 72 454.4 454.4 311.3 454.7 0.06 41 70 18450 -58.5 -69.5 23 11.0 -58.9 270 64 459.2 459.2 311.7 459.5 0.05 42 65 18913 -59.3 -71.3 20 12.0 -59.7 276 60 467.3 467.3 312.4 467.5 0.04 43 56 19855 -54.1 -67.1 19 13.0 -54.9 287 52 499.5 499.6 314.9 500.0 0.08 44 50 20580 -54.3 -68.3 16 14.0 -55.2 295 46 515.5 515.5 316.1 516.0 0.08 45 49 20710 -54.1 -68.1 16 14.0 -55.1 294 45 519.0 519.0 316.2 519.5 0.08 46 39 22157 -59.7 -73.7 15 14.0 -60.3 288 31 539.8 539.8 317.5 540.1 0.05 47 38 22319 -59.7 -73.7 15 14.0 -60.4 287 29 543.8 543.9 317.8 544.2 0.05 48 36 22661 -55.3 -70.3 14 15.0 -56.5 285 26 563.7 563.7 318.9 564.3 0.08 49 31 23612 -57.3 -73.3 11 16.0 -58.4 281 17 582.9 583.0 319.8 583.4 0.06 50 30 23820 -55.3 -71.3 12 16.0 -56.6 280 15 593.9 593.9 320.3 594.5 0.08 51 21 26105 -52.5 -69.5 11 17.0 -54.9 306 15 666.1 666.2 323.3 667.4 0.16 52 20 26420 -51.9 -69.9 10 18.0 -54.6 310 15 677.3 677.4 323.7 678.6 0.16 53 14 28726 -54.1 -73.1 8 19.0 -57.0 256 12 742.6 742.7 325.8 743.9 0.14 54 13 29207 -50.1 -70.1 8 20.0 -54.4 245 11 772.4 772.5 326.6 774.6 0.23 55 10 30930 -48.5 -69.5 7 21.0 -54.1 205 9 838.5 838.7 328.2 841.9 0.33 56 8.0 32402 -47.5 -69.5 6 22.0 -54.4 897.7 898.0 329.5 902.3 0.41 TRP 121 15037 -63.1 -73.1 25 10.0 -63.2 265 101 384.3 384.3 302.9 384.4 0.02 WND 225 11103 -50.0 -55.1 55 5.1 -50.2 270 151 341.9 341.9 294.8 342.3 0.10 Sounding variables and indices 1000-500 mb thick: 5385.00 m Freezing level: 925.00 mb = 804.00 m = 2637.76 ft Wetbulb zero: 990.55 mb = 251.94 m = 826.58 ft Precipitable water: 0.28 inches Sfc-500 mean rel hum: 32.39 % Est. max temperature: 9.69 C = 49.45 F Sfc-Lift cond lev (LCL): 877.45 mb = 1224.92 m = 4018.72 ft T: -2.08 C 700-500 lapse rate: 5.56 C/km ThetaE index: 0.36 C Layer 995.0- 925.0 mb Conv cond level (CCL): 556.31 mb = 4763.08 m = 15626.73 ft Mean mixing ratio: 2.03 g/kg Conv temperature: 32.11 C = 89.81 F Cap Strength: 17.68 C Lifted Index: 19.77 C Risk: None Lifted Index @300 mb: 29.08 C Lifted Index @700 mb: 12.93 C Showalter Index: 18.19 C Risk: None Total Totals Index: 22.40 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: 5.20 C K Index: -10.30 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 4.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.01 J/kg Max Up Vert Vel: 4.47 m/s Conv Inhibition (B-): 63638.46 J/kg Cap Strength: 19.58 C Lift Cond Lev (LCL): 806.08 mb = 1895.41 m = 6218.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 329 at 28 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 1009 102 20 3 -1.0 -2.8 | 144 26 -15.2 21.2 1 1000 175 25 7 -3.0 -6.3 | 136 25 -17.1 17.7 2 925 804 20 19 -6.5 -17.9 | 107 22 -20.7 6.1 3 850 1477 320 21 13.5 -16.1 | 175 8 -0.7 7.9 4 700 3008 305 35 28.7 -20.1 | 255 15 14.5 3.9 5 500 5560 285 60 58.0 -15.5 | 259 45 43.8 8.5 6 400 7190 275 91 90.7 -7.9 | 258 78 76.5 16.1 7 300 9190 265 114 113.6 9.9 | 251 105 99.4 33.9 8 250 10410 270 147 147.0 -0.0 | 260 135 132.8 24.0 9 225 11103 270 151 151.0 -0.0 | 260 139 136.8 24.0 10 200 11870 275 145 144.4 -12.6 | 265 131 130.3 11.4 11 150 13700 275 116 115.6 -10.1 | 262 102 101.4 13.9 12 121 15037 265 101 100.6 8.8 | 249 92 86.4 32.8 13 100 16210 275 97 96.6 -8.5 | 259 84 82.5 15.5 14 70 18450 270 64 64.0 -0.0 | 244 55 49.8 24.0 15 50 20580 295 46 41.7 -19.4 | 261 28 27.5 4.6 16 30 23820 280 15 14.8 -2.6 | 182 21 0.6 21.4 17 20 26420 310 15 11.5 -9.6 | 169 15 -2.7 14.4 18 10 30930 205 9 3.8 8.2 | 162 34 -10.4 32.2 Wind Parameters Mean winds (0-6000m): 299.4 at 37.2 knts Storm direction: 329.4 at 27.9 knts Shear (0-3000m) pos: 2.1 neg: 6.1 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 112.0 deg Storm rel helicity (0-3000m) pos: 52.0 neg: -96.1 tot: -44.1 m^2/s^2 ave: -14.7 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 184.82 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 23 10 129 23| 12.5 0.0 12.5| 0.0 -72.6 -72.6 -145.3 -0.94| 12.6-11.9 1000 15 14 120 21| 6.3 5.0 11.2| 3.8 -96.1 -92.3 -92.3 -0.58| 12.9 -7.5 1500 358 16 119 15| 4.2 7.0 11.1| 26.6 -96.1 -69.5 -46.4 -0.11| 13.1 -1.4 2000 343 18 126 11| 3.1 6.5 9.6| 35.7 -96.1 -60.4 -30.2 0.02| 11.1 0.2 2500 333 21 141 7| 2.5 6.3 8.8| 44.4 -96.1 -51.7 -20.7 0.09| 10.0 0.9 3000 325 23 168 5| 2.1 6.1 8.2| 52.0 -96.1 -44.1 -14.7 0.12| 9.2 1.1 4000 315 27 226 7| 1.6 6.0 7.6| 62.4 -96.1 -33.7 -8.4 0.13| 8.4 1.1 5000 306 32 247 13| 1.3 6.0 7.2| 62.5-105.2 -42.6 -8.5 0.10| 7.9 0.8 6000 299 37 252 19| 1.0 6.4 7.4| 70.1-117.3 -47.2 -7.9 0.08| 8.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251012.12.gif