UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for X1538... Searching the city database file for: X1538 ... Date:1200Z 11 DEC 25 Station: X1538 WMO ident: 31538 Latitude: 50.07 Longitude: 132.13 ------------------------------------------------------------------------------- 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 179 SFC 977 348 -24.9 -30.9 57 6.0 -25.4 270 1 249.9 250.0 249.3 250.7 0.30 2 925 745 -27.1 -32.1 62 5.0 -27.5 310 11 251.6 251.6 250.7 252.4 0.28 3 921 776 -27.5 -32.5 62 5.0 -27.9 312 12 251.5 251.5 250.6 252.3 0.27 4 856 1304 -27.1 -33.1 57 6.0 -27.6 342 20 257.2 257.3 255.5 258.0 0.27 5 850 1355 -26.1 -32.1 57 6.0 -26.6 345 21 258.8 258.9 256.8 259.7 0.30 6 832 1510 -24.3 -30.3 58 6.0 -24.9 344 23 262.3 262.3 259.8 263.4 0.37 7 775 2024 -27.3 -34.3 51 7.0 -27.9 343 28 264.4 264.5 261.2 265.2 0.27 8 700 2756 -27.7 -35.7 46 8.0 -28.4 340 35 271.8 271.9 266.4 272.6 0.26 9 639 3405 -31.7 -41.7 37 10.0 -32.3 340 34 274.4 274.5 268.0 274.9 0.15 10 589 3977 -34.9 -43.9 39 9.0 -35.4 340 34 277.2 277.2 269.7 277.6 0.13 11 500 5110 -38.3 -48.3 34 10.0 -38.8 340 33 286.3 286.4 274.9 286.7 0.10 12 449 5849 -40.7 -50.7 33 10.0 -41.1 335 27 292.3 292.3 277.9 292.6 0.08 13 400 6630 -45.3 -55.3 32 10.0 -45.6 330 21 296.1 296.1 279.7 296.3 0.05 14 367 7197 -49.5 -59.5 30 10.0 -49.7 330 23 297.9 297.9 280.5 298.0 0.03 15 300 8500 -53.9 -63.9 28 10.0 -54.1 330 27 309.4 309.4 285.1 309.5 0.02 16 296 8586 -54.1 -64.1 28 10.0 -54.2 330 27 310.3 310.3 285.4 310.4 0.02 17 264 9316 -58.1 -68.1 27 10.0 -58.2 330 27 314.7 314.7 287.0 314.8 0.02 18 262 9364 -58.3 -68.3 27 10.0 -58.4 330 27 315.1 315.1 287.2 315.2 0.01 19 250 9660 -58.5 -68.5 27 10.0 -58.6 320 27 319.1 319.1 288.5 319.2 0.02 20 234 10075 -59.1 -69.1 26 10.0 -59.2 321 28 324.3 324.3 290.0 324.3 0.01 21 201 11029 -58.3 -67.3 31 9.0 -58.4 325 31 340.0 340.0 294.3 340.0 0.02 22 200 11060 -58.1 -67.1 31 9.0 -58.2 325 31 340.8 340.8 294.5 340.9 0.02 23 163 12372 -52.9 -62.9 29 10.0 -53.2 307 32 370.0 370.0 300.6 370.3 0.05 24 150 12910 -53.5 -63.5 28 10.0 -53.8 300 33 377.9 377.9 301.9 378.1 0.05 25 100 15530 -52.5 -64.5 22 12.0 -53.1 290 36 426.3 426.3 308.4 426.6 0.07 26 88 16358 -49.1 -62.1 21 13.0 -50.0 285 36 449.0 449.0 310.8 449.5 0.10 27 70 17850 -49.9 -64.9 16 15.0 -51.0 275 36 477.6 477.7 313.3 478.2 0.09 28 57 19194 -51.1 -67.1 13 16.0 -52.3 272 41 503.8 503.8 315.2 504.3 0.08 29 50 20050 -50.1 -67.1 12 17.0 -51.6 270 44 525.4 525.4 316.7 526.0 0.09 30 32 22994 -45.7 -65.7 9 20.0 -49.0 608.7 608.8 321.0 610.0 0.17 TRP 262 9364 -58.3 -68.3 27 10.0 -58.4 330 27 315.1 315.1 287.2 315.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 4931.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 46.72 % Est. max temperature: -12.42 C = 9.65 F Sfc-Lift cond lev (LCL): 883.56 mb = 1075.57 m = 3528.74 ft T: -27.27 C 700-500 lapse rate: 4.50 C/km ThetaE index: 0.12 C Layer 921.0- 856.0 mb Conv cond level (CCL): 501.39 mb = 5090.79 m = 16701.85 ft Mean mixing ratio: 0.28 g/kg Conv temperature: 11.13 C = 52.04 F Cap Strength: 21.10 C Lifted Index: 27.54 C Risk: None Lifted Index @300 mb: 40.12 C Lifted Index @700 mb: 17.46 C Showalter Index: 21.91 C Risk: None Total Totals Index: 18.40 C Risk: None Vertical Totals Index: 12.20 C Cross Totals Index: 6.20 C K Index: -27.90 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 5.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.82 J/kg Max Up Vert Vel: 6.30 m/s Conv Inhibition (B-): 55046.62 J/kg Cap Strength: 27.17 C Lift Cond Lev (LCL): 845.32 mb = 1395.07 m = 4576.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 21 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 ---------------------------------------------------------- 0 977 348 270 1 1.0 -0.0 | 192 21 4.2 20.6 1 925 745 310 11 8.4 -7.1 | 221 18 11.7 13.5 2 850 1355 345 21 5.4 -20.3 | 268 9 8.7 0.3 3 700 2756 340 35 12.0 -32.9 | 309 20 15.2 -12.3 4 500 5110 340 33 11.3 -31.0 | 306 18 14.5 -10.4 5 400 6630 330 21 10.5 -18.2 | 260 14 13.7 2.4 6 300 8500 330 27 13.5 -23.4 | 279 17 16.7 -2.8 7 262 9364 330 27 13.5 -23.4 | 279 17 16.7 -2.8 8 250 9660 320 27 17.4 -20.7 | 270 21 20.6 -0.1 9 200 11060 325 31 17.8 -25.4 | 283 22 21.0 -4.8 10 150 12910 300 33 28.6 -16.5 | 263 32 31.8 4.1 11 100 15530 290 36 33.8 -12.3 | 257 38 37.1 8.3 12 70 17850 275 36 35.9 -3.1 | 246 43 39.1 17.5 13 50 20050 270 44 44.0 -0.0 | 246 52 47.2 20.6 Wind Parameters Mean winds (0-6000m): 338.9 at 27.8 knts Storm direction: 8.9 at 20.8 knts Shear (0-3000m) pos: 3.5 neg: 2.4 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 116.6 deg Storm rel helicity (0-3000m) pos: 119.6 neg: -1.2 tot: 118.4 m^2/s^2 ave: 39.5 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.31 Bulk Shear: 63.22 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 ------------------------------------------------------------------------------- 500 309 7 209 18| 12.4 0.0 12.4| 62.0 0.0 62.0 124.1 0.91| 13.4 12.3 1000 328 12 223 14| 10.6 0.0 10.6| 91.5 0.0 91.5 91.5 0.83| 12.8 10.6 1500 336 16 237 12| 7.1 1.7 8.8|102.3 0.0 102.3 68.2 0.83| 10.3 8.5 2000 338 19 253 11| 5.3 2.6 7.9|112.3 0.0 112.3 56.2 0.79| 9.0 7.1 2500 339 22 269 11| 4.2 2.9 7.2|119.6 -0.1 119.5 47.8 0.75| 8.0 6.0 3000 339 24 278 12| 3.5 2.4 5.9|119.6 -1.2 118.4 39.5 0.73| 6.8 5.0 4000 339 26 288 13| 2.7 1.7 4.3|119.6 -3.5 116.1 29.0 0.71| 5.2 3.7 5000 340 28 293 14| 2.1 1.1 3.2|119.6 -13.6 106.0 21.2 0.61| 4.4 2.7 6000 339 28 292 14| 1.8 0.5 2.2|119.6 -46.0 73.5 12.3 0.36| 4.4 1.6 Wrote GIF file: /home/apache/climate/data/raob//X1538/skewt/X1538.skewt.20251211.12.gif