UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for CYXY... Searching the city database file for: CYXY ... Date:1200Z 4 DEC 25 Station: CYXY WMO ident: 71964 Latitude: 60.73 Longitude: -135.07 Elevation: 707.00 ------------------------------------------------------------------------------- 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 104 SFC 929 707 0.0 -0.3 98 0.3 -0.2 0 0 279.0 279.6 276.7 290.1 4.02 2 925 739 0.0 -0.1 99 0.1 -0.0 10 2 279.3 280.0 277.0 290.6 4.10 3 853 1386 -1.9 -3.4 89 1.5 -2.5 306 13 283.9 284.5 278.5 293.8 3.48 4 850 1414 -2.1 -3.4 91 1.3 -2.6 305 14 283.9 284.6 278.6 293.9 3.50 5 783 2061 -6.9 -6.9 100 0.0 -6.9 311 15 285.5 286.1 278.6 293.9 2.91 6 700 2928 -12.1 -12.7 95 0.6 -12.3 295 16 289.1 289.4 279.2 295.2 2.05 7 571 4452 -22.7 -23.6 92 0.9 -22.9 290 29 294.0 294.2 280.1 297.1 1.00 8 516 5185 -28.5 -32.2 70 3.7 -29.0 292 35 295.6 295.7 280.1 297.2 0.50 9 500 5410 -29.3 -34.3 62 5.0 -29.9 290 36 297.3 297.4 280.8 298.7 0.42 10 481 5687 -31.3 -38.3 50 7.0 -32.0 290 37 298.2 298.2 281.0 299.2 0.29 11 449 6172 -35.1 -39.1 67 4.0 -35.4 290 39 299.3 299.4 281.4 300.3 0.29 12 442 6282 -35.5 -43.5 44 8.0 -36.1 289 40 300.2 300.2 281.7 300.8 0.18 13 407 6852 -40.5 -49.5 37 9.0 -40.9 286 42 300.9 300.9 281.8 301.2 0.10 14 400 6970 -41.5 -49.5 42 8.0 -41.9 285 42 301.1 301.1 282.0 301.4 0.10 15 368 7529 -46.5 -53.5 45 7.0 -46.7 285 43 301.7 301.7 282.1 301.9 0.07 16 335 8144 -52.3 -54.8 74 2.5 -52.4 289 46 301.9 302.0 282.3 302.2 0.07 17 329 8260 -52.5 -57.5 55 5.0 -52.6 290 46 303.2 303.2 282.8 303.4 0.05 18 326 8319 -53.1 -57.4 59 4.3 -53.2 290 46 303.2 303.2 282.7 303.4 0.05 19 320 8439 -51.9 -59.9 38 8.0 -52.1 290 46 306.5 306.5 284.0 306.6 0.04 20 317 8500 -50.5 -67.5 12 17.0 -50.8 290 46 309.3 309.3 285.1 309.3 0.01 21 310 8646 -49.7 -64.7 16 15.0 -50.0 288 49 312.4 312.4 286.2 312.4 0.02 22 300 8860 -50.3 -65.3 15 15.0 -50.5 285 55 314.5 314.5 286.9 314.5 0.02 23 294 8992 -50.9 -66.9 13 16.0 -51.2 285 56 315.4 315.4 287.2 315.5 0.02 24 271 9528 -47.7 -66.7 9 19.0 -48.1 283 61 327.5 327.5 291.0 327.6 0.02 25 252 10008 -49.3 -68.3 9 19.0 -49.7 280 65 332.0 332.0 292.3 332.1 0.02 26 250 10060 -48.9 -68.9 8 20.0 -49.3 280 66 333.4 333.4 292.6 333.4 0.01 27 244 10219 -47.9 -67.9 8 20.0 -48.4 277 67 337.2 337.2 293.6 337.3 0.02 28 210 11208 -47.3 -69.3 6 22.0 -47.9 277 77 352.9 352.9 297.3 353.0 0.02 29 205 11367 -48.1 -70.1 6 22.0 -48.7 276 78 354.1 354.1 297.5 354.2 0.01 30 201 11497 -46.7 -69.7 6 23.0 -47.4 275 80 358.3 358.3 298.4 358.4 0.02 31 200 11530 -46.9 -69.9 6 23.0 -47.6 275 80 358.5 358.5 298.4 358.6 0.02 32 175 12413 -47.7 -71.2 5 23.6 -48.4 275 92 371.2 371.2 300.8 371.3 0.01 33 157 13129 -48.3 -72.3 5 24.0 -49.0 282 88 381.8 381.8 302.5 381.9 0.01 34 150 13430 -47.7 -71.7 5 24.0 -48.5 285 86 387.9 387.9 303.5 387.9 0.02 35 147 13563 -46.7 -72.7 4 26.0 -47.6 284 86 391.8 391.9 304.0 391.9 0.01 36 133 14222 -49.3 -76.3 3 27.0 -50.1 281 86 398.6 398.6 305.0 398.6 0.01 37 131 14322 -47.9 -73.9 3 26.0 -48.8 280 86 402.8 402.8 305.6 402.9 0.01 38 127 14526 -48.5 -76.5 2 28.0 -49.4 279 85 405.3 405.3 305.9 405.4 0.01 39 120 14898 -48.3 -77.3 2 29.0 -49.3 277 85 412.3 412.3 306.8 412.4 0.01 40 116 15122 -46.1 -76.1 2 30.0 -47.3 276 85 420.4 420.4 307.7 420.5 0.01 41 104 15843 -48.9 -78.9 2 30.0 -49.9 278 84 428.4 428.4 308.7 428.5 0.01 42 100 16100 -49.1 -76.1 3 27.0 -50.1 280 84 432.9 432.9 309.1 432.9 0.01 43 97 16300 -47.3 -79.3 1 32.0 -48.6 280 84 440.2 440.2 309.9 440.2 0.01 44 70 18440 -50.3 -84.3 1 34.0 -51.5 275 50 476.8 476.8 313.2 476.8 0.00 45 65 18920 -51.9 -85.9 1 34.0 -53.0 275 58 483.5 483.5 313.7 483.5 0.00 46 58 19663 -47.7 -84.7 1 37.0 -49.6 284 60 509.0 509.0 315.6 509.0 0.01 47 50 20640 -48.1 -85.1 1 37.0 -50.1 300 48 530.1 530.1 316.9 530.2 0.01 48 49 20774 -47.7 -84.7 1 37.0 -49.8 304 50 534.1 534.1 317.2 534.2 0.01 49 49 20774 -47.7 -84.7 1 37.0 -49.8 304 50 534.1 534.1 317.2 534.2 0.01 50 43 21650 -41.5 -82.5 0 41.0 -45.5 296 49 569.7 569.7 319.2 569.8 0.01 51 35 23030 -47.9 -86.9 0 39.0 -50.7 300 51 587.6 587.6 320.0 587.6 0.01 52 30 24050 -47.3 -86.3 0 39.0 -50.6 325 49 615.7 615.7 321.3 615.7 0.01 53 29 24274 -46.5 -85.5 0 39.0 -50.1 327 47 623.9 623.9 321.6 624.0 0.01 54 26 24993 -49.7 -87.7 0 38.0 -52.7 335 45 634.6 634.6 322.1 634.6 0.01 55 24 25521 -45.5 -84.5 0 39.0 -49.9 335 45 661.5 661.5 323.1 661.6 0.01 56 20 26730 -47.7 -86.7 0 39.0 -51.9 340 39 690.2 690.2 324.1 690.2 0.01 57 16 28189 -51.1 -89.1 0 38.0 -54.8 342 45 724.6 724.6 325.2 724.6 0.01 58 14 29063 -47.5 -86.5 0 39.0 -52.9 4 53 765.0 765.0 326.4 765.1 0.02 59 13 29548 -51.5 -88.5 0 37.0 -55.6 20 43 767.5 767.5 326.4 767.6 0.01 60 11 30643 -46.7 -85.7 0 39.0 -53.2 36 38 822.5 822.5 327.8 822.7 0.02 61 10 31270 -49.7 -87.7 0 38.0 -55.4 45 35 834.0 834.0 328.0 834.2 0.02 62 9.6 31537 -50.5 -88.5 0 38.0 -55.9 840.8 840.8 328.2 840.9 0.02 63 9.1 31888 -47.9 -86.9 0 39.0 -54.6 863.7 863.7 328.7 863.9 0.02 64 8.2 32573 -49.1 -87.1 0 38.0 -55.7 885.1 885.1 329.1 885.3 0.02 65 7.9 32819 -45.9 -84.9 0 39.0 -54.2 907.4 907.4 329.5 907.7 0.04 66 6.4 34202 -51.9 -88.9 0 37.0 -58.2 938.2 938.3 330.1 938.5 0.02 67 4.0 37239 -53.3 -90.3 0 37.0 -60.6 1066.4 1066.5 332.2 1066.7 0.03 TRP 326 8319 -53.1 -57.4 59 4.3 -53.2 290 46 303.2 303.2 282.7 303.4 0.05 WND 175 12413 -47.7 -71.2 5 23.6 -48.4 275 92 371.2 371.2 300.8 371.3 0.01 Sounding variables and indices 1000-500 mb thick: 5306.00 m Freezing level: 925.00 mb = 739.00 m = 2424.51 ft Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 91.36 % Est. max temperature: 6.60 C = 43.89 F Sfc-Lift cond lev (LCL): 924.53 mb = 743.03 m = 2437.73 ft T: -0.01 C 700-500 lapse rate: 6.93 C/km Conv cond level (CCL): 840.05 mb = 1506.78 m = 4943.44 ft Mean mixing ratio: 3.71 g/kg Conv temperature: 5.11 C = 41.19 F Cap Strength: 3.82 C Lifted Index: 5.02 C Risk: None Lifted Index @300 mb: 15.57 C Lifted Index @700 mb: 1.83 C Showalter Index: 4.02 C Risk: None Total Totals Index: 53.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.20 C Cross Totals Index: 25.90 C K Index: 23.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 146.00 Risk: None Energy Index: 0.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.63 J/kg Max Up Vert Vel: 6.58 m/s Conv Inhibition (B-): 88803.14 J/kg Cap Strength: 4.55 C Lift Cond Lev (LCL): 865.94 mb = 1265.80 m = 4152.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 18 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 ---------------------------------------------------------- 0 929 707 0 0 -0.0 -0.0 | 143 18 -11.1 14.6 1 925 739 10 2 -0.3 -2.0 | 138 17 -11.5 12.6 2 905 914 360 1 -0.0 -1.0 | 141 18 -11.1 13.6 3 871 1219 310 9 6.9 -5.8 | 154 10 -4.3 8.8 4 850 1414 305 14 11.5 -8.0 | 183 7 0.3 6.6 5 806 1829 300 19 16.5 -9.5 | 226 7 5.3 5.1 6 775 2134 315 14 9.9 -9.9 | 165 5 -1.2 4.7 7 745 2438 305 16 13.1 -9.2 | 200 6 2.0 5.4 8 717 2743 295 19 17.2 -8.0 | 223 9 6.1 6.6 9 700 2928 295 16 14.5 -6.8 | 203 9 3.4 7.8 10 634 3658 290 23 21.6 -7.9 | 237 12 10.5 6.7 11 608 3962 280 21 20.7 -3.6 | 221 15 9.5 10.9 12 584 4267 285 27 26.1 -7.0 | 243 17 14.9 7.6 13 560 4572 295 31 28.1 -13.1 | 265 17 16.9 1.5 14 537 4877 295 33 29.9 -13.9 | 268 19 18.8 0.6 15 500 5410 290 36 33.8 -12.3 | 264 23 22.7 2.3 16 453 6096 290 39 36.6 -13.3 | 267 26 25.5 1.3 17 400 6970 285 42 40.6 -10.9 | 263 30 29.4 3.7 18 362 7620 285 43 41.5 -11.1 | 263 31 30.4 3.5 19 330 8230 290 46 43.2 -15.7 | 272 32 32.1 -1.1 20 326 8319 290 46 43.2 -15.7 | 272 32 32.1 -1.1 21 315 8534 290 46 43.2 -15.7 | 272 32 32.1 -1.1 22 300 8860 285 55 53.1 -14.2 | 270 42 42.0 0.4 23 287 9144 285 57 55.1 -14.8 | 270 44 43.9 -0.2 24 250 10060 280 66 65.0 -11.5 | 267 54 53.8 3.1 25 239 10363 275 68 67.7 -5.9 | 261 57 56.6 8.7 26 228 10668 280 71 69.9 -12.3 | 268 59 58.8 2.3 27 200 11530 275 80 79.7 -7.0 | 264 69 68.5 7.6 28 175 12413 275 92 91.6 -8.0 | 265 81 80.5 6.6 29 173 12497 275 92 91.6 -8.0 | 265 81 80.5 6.6 30 150 13430 285 86 83.1 -22.3 | 276 72 71.9 -7.7 31 114 15240 275 85 84.7 -7.4 | 264 74 73.5 7.2 32 100 16100 280 84 82.7 -14.6 | 270 72 71.6 0.0 33 95 16459 280 84 82.7 -14.6 | 270 72 71.6 0.0 34 86 17069 290 68 63.9 -23.3 | 279 53 52.8 -8.7 35 82 17374 270 59 59.0 -0.0 | 253 50 47.9 14.6 36 79 17678 285 55 53.1 -14.2 | 270 42 42.0 0.4 37 70 18440 275 50 49.8 -4.4 | 255 40 38.7 10.2 38 68 18593 270 53 53.0 -0.0 | 251 44 41.9 14.6 39 62 19202 280 62 61.1 -10.8 | 266 50 49.9 3.8 40 52 20422 290 57 53.6 -19.5 | 277 43 42.4 -4.9 41 50 20640 300 48 41.6 -24.0 | 287 32 30.4 -9.4 42 49 20726 305 51 41.8 -29.3 | 296 34 30.6 -14.7 43 47 21031 300 44 38.1 -22.0 | 285 28 27.0 -7.4 44 45 21336 295 49 44.4 -20.7 | 280 34 33.3 -6.1 45 34 23165 300 51 44.2 -25.5 | 288 35 33.0 -10.9 46 33 23470 295 48 43.5 -20.3 | 280 33 32.4 -5.7 47 30 24050 325 49 28.1 -40.1 | 326 31 17.0 -25.5 48 30 24079 325 47 27.0 -38.5 | 327 29 15.8 -23.9 49 26 24994 335 45 19.0 -40.8 | 343 27 7.9 -26.2 50 22 26213 335 45 19.0 -40.8 | 343 27 7.9 -26.2 51 21 26518 335 28 11.8 -25.4 | 356 11 0.7 -10.8 52 20 26730 340 39 13.3 -36.6 | 354 22 2.2 -22.1 53 20 26822 340 30 10.3 -28.2 | 4 14 -0.9 -13.6 54 18 27432 335 45 19.0 -40.8 | 343 27 7.9 -26.2 55 17 27737 330 47 23.5 -40.7 | 335 29 12.4 -26.1 56 16 28042 340 47 16.1 -44.2 | 351 30 4.9 -29.6 57 15 28651 350 39 6.8 -38.4 | 10 24 -4.4 -23.8 58 14 28956 360 55 -0.0 -55.0 | 15 42 -11.1 -40.4 59 13 29566 20 43 -14.7 -40.4 | 45 37 -25.9 -25.8 60 10 31270 45 35 -24.7 -24.7 | 74 37 -35.9 -10.2 Wind Parameters Mean winds (0-6000m): 292.6 at 24.5 knts Storm direction: 322.6 at 18.4 knts Shear (0-3000m) pos: 0.7 neg: 4.6 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 91.7 deg Storm rel helicity (0-3000m) pos: 49.5 neg: -21.8 tot: 27.7 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 62.20 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 ------------------------------------------------------------------------------- 500 325 3 142 15| 0.0 8.9 8.9| 10.8 -8.8 2.0 4.0 0.13| 11.2 1.4 1000 308 9 155 10| 0.0 9.0 9.0| 25.8 -8.8 17.0 17.0 0.46| 10.3 4.8 1500 307 11 165 8| 1.5 6.0 7.5| 28.2 -15.4 12.8 8.6 0.21| 9.4 2.0 2000 306 13 173 7| 1.1 5.7 6.9| 35.9 -15.4 20.5 10.3 0.32| 8.7 2.7 2500 303 14 182 7| 0.9 4.6 5.5| 41.2 -20.7 20.4 8.2 0.27| 7.9 2.2 3000 300 15 194 7| 0.7 4.6 5.3| 49.5 -21.8 27.7 9.2 0.30| 7.4 2.3 4000 295 18 215 9| 1.0 3.8 4.9|101.7 -30.6 71.1 17.8 0.38| 7.7 2.9 5000 294 21 235 10| 0.8 3.7 4.5|107.3 -37.8 69.5 13.9 0.34| 6.8 2.3 6000 293 24 246 13| 0.7 3.4 4.1|111.5 -47.9 63.6 10.6 0.31| 6.1 1.9 Wrote GIF file: /home/apache/climate/data/raob//CYXY/skewt/CYXY.skewt.20251204.12.gif