UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 26 APR 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 ------------------------------------------------------------------------------- 0 1000 73 270 3 SFC 996 105 3.0 0.6 84 2.4 2.0 270 3 276.5 277.1 275.3 287.4 4.01 2 925 701 1.0 -6.0 59 7.0 -1.6 350 9 280.3 280.8 275.5 287.8 2.64 3 916 780 0.6 -6.4 59 7.0 -2.0 349 10 280.7 281.1 275.6 288.0 2.58 4 912 815 0.4 -6.6 59 7.0 -2.1 348 11 280.9 281.3 275.7 288.1 2.55 5 867 1218 -3.5 -8.5 68 5.0 -5.2 342 17 280.9 281.3 275.3 287.5 2.32 6 850 1374 -4.1 -8.5 71 4.4 -5.6 340 19 281.9 282.3 275.9 288.6 2.36 7 700 2882 -11.9 -14.2 83 2.3 -12.6 320 44 289.3 289.6 279.0 294.7 1.82 8 693 2959 -12.7 -14.9 84 2.2 -13.3 320 44 289.3 289.6 278.9 294.5 1.73 9 665 3274 -11.3 -13.4 84 2.1 -11.9 322 46 294.3 294.6 281.5 300.5 2.04 10 662 3309 -11.5 -13.5 85 2.0 -12.1 322 46 294.4 294.8 281.6 300.6 2.04 11 516 5179 -21.9 -24.8 77 2.9 -22.5 329 55 303.6 303.8 284.1 306.8 0.99 12 500 5410 -23.9 -26.7 78 2.8 -24.4 330 56 303.9 304.1 284.1 306.7 0.86 13 439 6349 -32.1 -35.6 71 3.5 -32.5 330 65 305.0 305.1 284.0 306.5 0.42 14 423 6611 -34.5 -38.6 66 4.1 -34.8 330 68 305.2 305.3 284.0 306.4 0.32 15 400 7000 -38.1 -43.1 59 5.0 -38.4 330 66 305.5 305.5 283.9 306.2 0.21 16 339 8113 -47.3 -52.3 56 5.0 -47.5 330 65 307.7 307.8 284.6 308.1 0.09 17 300 8910 -52.5 -58.5 48 6.0 -52.6 330 64 311.3 311.4 285.9 311.5 0.05 18 274 9496 -54.7 -60.7 47 6.0 -54.8 335 62 316.3 316.3 287.6 316.5 0.04 19 273 9519 -54.7 -60.7 47 6.0 -54.8 335 62 316.7 316.7 287.7 316.8 0.04 20 259 9860 -51.3 -57.3 49 6.0 -51.5 329 56 326.5 326.5 290.8 326.7 0.06 21 250 10090 -52.5 -58.5 48 6.0 -52.7 325 52 328.0 328.0 291.2 328.2 0.06 22 234 10517 -53.5 -59.5 48 6.0 -53.7 324 46 332.8 332.8 292.5 333.0 0.05 23 200 11540 -48.3 -55.3 44 7.0 -48.6 320 33 356.3 356.3 298.1 356.7 0.11 24 191 11843 -47.1 -55.1 40 8.0 -47.5 317 32 362.9 363.0 299.4 363.4 0.11 25 174 12453 -50.5 -58.5 38 8.0 -50.8 310 30 367.1 367.2 300.1 367.5 0.08 26 155 13206 -49.1 -58.1 34 9.0 -49.6 302 28 381.9 381.9 302.6 382.3 0.10 27 150 13420 -49.9 -58.9 34 9.0 -50.3 300 27 384.1 384.1 302.9 384.5 0.09 28 116 15094 -52.9 -62.9 29 10.0 -53.3 287 24 407.8 407.8 306.3 408.2 0.07 29 106 15680 -50.5 -60.5 30 10.0 -51.1 283 24 423.0 423.1 308.2 423.6 0.10 30 100 16060 -51.3 -61.3 29 10.0 -51.9 280 23 428.6 428.6 308.7 429.1 0.10 31 89 16808 -54.1 -64.1 28 10.0 -54.6 280 20 437.5 437.6 309.7 438.0 0.08 32 85 17103 -52.1 -62.1 29 10.0 -52.7 280 19 447.4 447.4 310.7 448.0 0.11 33 70 18350 -53.5 -63.5 28 10.0 -54.1 280 15 469.9 470.0 312.7 470.6 0.11 34 63 19026 -55.7 -65.7 28 10.0 -56.2 277 13 479.5 479.5 313.4 480.0 0.09 35 58 19556 -54.3 -64.3 28 10.0 -55.0 274 12 494.1 494.1 314.6 494.8 0.12 36 54 20012 -57.1 -67.1 27 10.0 -57.6 272 10 497.8 497.9 314.8 498.4 0.09 37 50 20500 -56.9 -67.9 24 11.0 -57.5 270 9 509.4 509.4 315.7 509.9 0.08 38 48 20758 -57.1 -68.1 24 11.0 -57.8 269 9 514.9 514.9 316.0 515.4 0.08 39 46 21029 -53.3 -64.3 25 11.0 -54.3 268 8 530.4 530.4 317.0 531.3 0.15 40 30 23770 -54.1 -65.1 25 11.0 -55.4 255 3 597.2 597.2 320.6 598.7 0.20 41 25 24934 -55.9 -66.9 24 11.0 -57.2 266 3 623.9 624.0 321.7 625.4 0.19 42 22 25758 -50.1 -62.1 23 12.0 -52.5 274 3 664.5 664.6 323.3 667.8 0.41 43 20 26380 -50.5 -62.5 23 12.0 -53.0 280 3 681.6 681.8 324.0 685.2 0.43 44 17 27438 -51.3 -63.3 23 12.0 -53.9 711.5 711.7 324.9 715.5 0.45 45 12 29726 -46.5 -58.5 24 12.0 -51.1 803.0 803.6 327.6 814.8 1.19 TRP 274 9496 -54.7 -60.7 47 6.0 -54.8 335 62 316.3 316.3 287.6 316.5 0.04 WND 423 6611 -34.5 -38.6 66 4.1 -34.8 330 68 305.2 305.3 284.0 306.4 0.32 Sounding variables and indices 1000-500 mb thick: 5337.00 m Freezing level: 907.38 mb = 855.98 m = 2808.30 ft Wetbulb zero: 957.20 mb = 425.43 m = 1395.76 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 77.06 % Est. max temperature: 8.56 C = 47.41 F Sfc-Lift cond lev (LCL): 959.61 mb = 405.18 m = 1329.31 ft T: 1.99 C 700-500 lapse rate: 4.75 C/km ThetaE index: 0.61 C Layer 867.0- 850.0 mb Conv cond level (CCL): 820.41 mb = 1649.20 m = 5410.69 ft Mean mixing ratio: 3.09 g/kg Conv temperature: 9.74 C = 49.54 F Cap Strength: 14.06 C Lifted Index: 14.05 C Risk: None Lifted Index @300 mb: 16.77 C Lifted Index @700 mb: 5.25 C Showalter Index: 13.35 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 15.40 C K Index: 9.00 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 3.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.23 J/kg Max Up Vert Vel: 5.52 m/s Conv Inhibition (B-): 69431.36 J/kg Cap Strength: 14.03 C Lift Cond Lev (LCL): 872.50 mb = 1167.26 m = 3829.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 357 at 29 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 ---------------------------------------------------------- 0 996 105 270 3 3.0 -0.0 | 183 29 1.6 28.8 1 925 701 350 9 1.6 -8.9 | 181 20 0.2 20.0 2 850 1374 340 19 6.5 -17.9 | 205 12 5.1 11.0 3 700 2882 320 44 28.3 -33.7 | 280 27 26.9 -4.9 4 500 5410 330 56 28.0 -48.5 | 306 33 26.6 -19.7 5 423 6611 330 68 34.0 -58.9 | 313 44 32.6 -30.1 6 400 7000 330 66 33.0 -57.2 | 312 42 31.6 -28.3 7 300 8910 330 64 32.0 -55.4 | 311 41 30.6 -26.6 8 274 9496 335 62 26.2 -56.2 | 318 37 24.8 -27.4 9 250 10090 325 52 29.8 -42.6 | 296 32 28.5 -13.8 10 200 11540 320 33 21.2 -25.3 | 260 20 19.8 3.6 11 150 13420 300 27 23.4 -13.5 | 235 27 22.0 15.3 12 100 16060 280 23 22.7 -4.0 | 221 33 21.3 24.8 13 70 18350 280 15 14.8 -2.6 | 207 29 13.4 26.2 14 50 20500 270 9 9.0 -0.0 | 195 30 7.6 28.8 15 30 23770 255 3 2.9 0.8 | 183 30 1.5 29.6 16 20 26380 280 3 3.0 -0.5 | 183 28 1.6 28.3 Wind Parameters Mean winds (0-6000m): 327.3 at 38.5 knts Storm direction: 357.3 at 28.9 knts Shear (0-3000m) pos: 2.5 neg: 5.5 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 99.5 deg Storm rel helicity (0-3000m) pos: 112.2 neg: -14.5 tot: 97.8 m^2/s^2 ave: 32.6 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 4.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 144.03 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 ------------------------------------------------------------------------------- 500 328 6 184 24| 7.6 0.0 7.6| 14.6 -6.4 8.1 16.3 0.11| 8.5 0.9 1000 341 8 184 21| 7.4 0.0 7.4| 28.0 -14.5 13.6 13.6 0.15| 8.5 1.3 1500 340 12 189 18| 5.0 2.8 7.8| 50.8 -14.5 36.3 24.2 0.39| 8.4 3.3 2000 337 16 198 15| 3.7 4.4 8.1| 75.5 -14.5 61.1 30.5 0.52| 8.6 4.5 2500 332 20 214 14| 3.0 5.3 8.3| 96.1 -14.5 81.7 32.7 0.51| 8.8 4.5 3000 328 23 231 14| 2.5 5.5 7.9|112.2 -14.5 97.8 32.6 0.49| 8.4 4.2 4000 326 29 253 16| 2.6 4.1 6.7|153.2 -14.5 138.8 34.7 0.54| 7.1 3.8 5000 326 34 269 18| 2.7 3.3 6.0|197.6 -14.5 183.2 36.6 0.57| 6.3 3.6 6000 327 38 280 20| 2.5 3.1 5.7|236.3 -14.5 221.9 37.0 0.56| 6.0 3.4 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250426.12.gif