UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for CYXY... Searching the city database file for: CYXY ... Date:1200Z 19 APR 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 103 SFC 928 707 -3.1 -7.5 72 4.4 -4.6 225 1 275.9 276.3 272.6 282.4 2.34 2 925 736 -1.5 -8.5 59 7.0 -3.8 310 2 277.8 278.1 273.4 283.9 2.17 3 913 840 0.0 -9.0 51 9.0 -3.1 290 4 280.4 280.7 274.8 286.4 2.12 4 850 1409 -3.9 -10.9 58 7.0 -6.1 270 7 282.1 282.4 275.5 287.7 1.95 5 780 2080 -9.7 -11.6 86 1.9 -10.3 307 14 282.9 283.2 276.0 288.7 2.01 6 733 2557 -12.7 -12.7 100 0.0 -12.7 334 12 284.6 285.0 276.9 290.4 1.96 7 700 2907 -15.3 -16.0 94 0.7 -15.5 330 11 285.5 285.8 276.7 290.2 1.57 8 611 3918 -23.3 -26.7 74 3.4 -23.8 356 11 287.7 287.8 276.6 289.8 0.70 9 539 4822 -30.7 -32.2 87 1.5 -30.9 341 5 289.3 289.4 277.1 290.9 0.48 10 532 4914 -31.5 -34.9 72 3.4 -31.8 340 5 289.5 289.5 277.0 290.7 0.37 11 500 5350 -35.3 -36.3 91 1.0 -35.4 330 5 290.0 290.1 277.2 291.1 0.34 12 497 5392 -35.7 -37.0 88 1.3 -35.8 326 5 290.0 290.1 277.2 291.1 0.32 13 488 5519 -35.5 -36.0 95 0.5 -35.5 315 6 291.8 291.8 278.1 293.0 0.36 14 480 5634 -35.9 -39.9 67 4.0 -36.2 306 6 292.7 292.7 278.4 293.5 0.25 15 474 5721 -36.5 -39.9 71 3.4 -36.7 298 6 293.0 293.0 278.5 293.8 0.25 16 467 5824 -36.5 -41.2 62 4.7 -36.8 289 7 294.2 294.3 279.1 295.0 0.22 17 437 6281 -39.9 -42.6 75 2.7 -40.1 265 7 295.6 295.6 279.7 296.3 0.20 18 433 6344 -40.1 -44.7 61 4.6 -40.4 265 6 296.1 296.1 279.8 296.7 0.16 19 414 6648 -42.5 -45.6 72 3.1 -42.6 265 5 296.8 296.8 280.1 297.4 0.16 20 409 6730 -42.9 -47.5 61 4.6 -43.1 265 4 297.3 297.4 280.4 297.8 0.13 21 403 6830 -43.7 -47.6 65 3.9 -43.9 265 3 297.6 297.6 280.4 298.0 0.13 22 400 6880 -43.9 -48.3 62 4.4 -44.1 265 3 297.9 298.0 280.6 298.4 0.12 23 394 6981 -44.3 -52.3 41 8.0 -44.6 248 3 298.7 298.7 280.9 299.0 0.08 24 365 7489 -47.7 -51.1 68 3.4 -47.8 164 4 300.8 300.8 281.8 301.1 0.10 25 345 7859 -50.3 -55.3 55 5.0 -50.4 121 4 302.1 302.1 282.3 302.4 0.06 26 322 8306 -53.7 -56.3 73 2.6 -53.8 84 4 303.5 303.5 282.8 303.7 0.06 27 314 8467 -54.5 -60.5 47 6.0 -54.6 70 4 304.5 304.5 283.2 304.7 0.04 28 310 8549 -54.1 -66.1 22 12.0 -54.2 28 4 306.2 306.2 283.9 306.3 0.02 29 303 8696 -53.1 -68.1 15 15.0 -53.3 313 4 309.6 309.6 285.2 309.7 0.01 30 301 8739 -52.7 -63.7 25 11.0 -52.9 291 4 310.8 310.8 285.7 310.9 0.02 31 300 8760 -52.9 -60.9 37 8.0 -53.1 280 4 310.8 310.8 285.7 310.9 0.04 32 296 8846 -53.5 -59.5 48 6.0 -53.6 149 1 311.1 311.1 285.8 311.3 0.04 33 287 9044 -54.5 -61.5 42 7.0 -54.6 244 4 312.5 312.5 286.2 312.6 0.03 34 281 9179 -52.1 -75.1 5 23.0 -52.4 289 7 317.8 317.8 288.1 317.8 0.01 35 276 9296 -50.7 -72.7 6 22.0 -51.0 287 11 321.5 321.5 289.2 321.5 0.01 36 250 9940 -49.7 -76.7 3 27.0 -50.1 285 20 332.2 332.2 292.3 332.2 0.00 37 200 11410 -48.1 -81.1 1 33.0 -48.7 280 25 356.6 356.6 298.0 356.6 0.00 38 192 11679 -47.7 -80.7 1 33.0 -48.3 281 24 361.4 361.4 299.0 361.4 0.00 39 187 11853 -48.3 -81.3 1 33.0 -48.9 283 22 363.2 363.2 299.3 363.2 0.00 40 181 12069 -46.9 -80.9 1 34.0 -47.6 285 20 368.9 368.9 300.4 368.9 0.00 41 155 13093 -48.1 -81.1 1 33.0 -48.8 260 15 383.6 383.6 302.8 383.6 0.00 42 150 13310 -46.5 -81.5 1 35.0 -47.4 260 17 389.9 389.9 303.8 390.0 0.00 43 125 14516 -47.7 -81.7 1 34.0 -48.7 278 17 408.6 408.6 306.3 408.7 0.00 44 118 14894 -50.1 -83.1 1 33.0 -50.9 280 11 411.0 411.0 306.6 411.0 0.00 45 105 15659 -48.3 -82.3 1 34.0 -49.4 260 13 428.4 428.4 308.7 428.4 0.00 46 100 15980 -48.5 -82.5 1 34.0 -49.6 245 20 434.0 434.0 309.3 434.0 0.00 47 92 16528 -47.7 -82.7 1 35.0 -49.0 251 14 446.1 446.1 310.5 446.1 0.00 48 87 16894 -50.1 -83.1 1 33.0 -51.1 225 12 448.4 448.4 310.7 448.5 0.00 49 84 17124 -46.9 -82.9 1 36.0 -48.4 194 15 459.5 459.5 311.7 459.5 0.00 50 70 18320 -50.1 -84.1 1 34.0 -51.4 285 20 477.2 477.2 313.2 477.2 0.00 51 63 19005 -52.1 -85.1 1 33.0 -53.2 285 14 487.4 487.4 314.0 487.4 0.00 52 50 20510 -49.3 -84.3 1 35.0 -51.1 310 15 527.3 527.3 316.8 527.3 0.01 53 30 23840 -51.1 -85.1 1 34.0 -53.4 325 3 605.3 605.3 320.9 605.4 0.01 54 25 25025 -52.1 -85.1 1 33.0 -54.5 353 1 634.9 634.9 322.1 634.9 0.01 55 20 26480 -49.3 -84.3 1 35.0 -53.0 345 2 685.3 685.3 324.0 685.4 0.02 56 10 31060 -45.7 -82.7 1 37.0 -53.1 115 16 849.0 849.0 328.4 849.4 0.04 57 6.1 34395 -39.9 -80.9 0 41.0 -52.7 1002.8 1002.9 331.2 1003.9 0.09 58 5.7 34858 -40.5 -81.5 0 41.0 -53.2 1019.8 1019.9 331.5 1020.9 0.09 TRP 314 8467 -54.5 -60.5 47 6.0 -54.6 70 4 304.5 304.5 283.2 304.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 5247.00 m Freezing level: Surface below freezing Freezing level: 913.00 mb = 840.32 m = 2756.93 ft Freezing level: 913.00 mb = 840.32 m = 2756.93 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 78.92 % Est. max temperature: 3.79 C = 38.83 F Sfc-Lift cond lev (LCL): 865.85 mb = 1262.09 m = 4140.67 ft T: -2.89 C 700-500 lapse rate: 8.19 C/km ThetaE index: 0.53 C Layer 700.0- 539.0 mb Conv cond level (CCL): 742.18 mb = 2461.56 m = 8075.87 ft Mean mixing ratio: 2.04 g/kg Conv temperature: 5.13 C = 41.24 F Cap Strength: 3.11 C Lifted Index: 3.23 C Risk: None Lifted Index @300 mb: 16.92 C Lifted Index @700 mb: 2.38 C Showalter Index: 2.65 C Risk: Showers probable Total Totals Index: 55.80 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.40 C Cross Totals Index: 24.40 C K Index: 19.80 Risk: < 20 % chance of thunderstorms Sweat Index: 155.00 Risk: None Energy Index: 0.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.68 J/kg Max Up Vert Vel: 4.83 m/s Conv Inhibition (B-): 81234.21 J/kg Cap Strength: 3.21 C Lift Cond Lev (LCL): 778.44 mb = 2095.30 m = 6874.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 345 at 6 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 ---------------------------------------------------------- 0 928 707 225 1 0.7 0.7 | 172 7 -0.9 6.8 1 925 736 310 2 1.5 -1.3 | 179 5 -0.1 4.8 2 904 914 275 6 6.0 -0.5 | 218 7 4.3 5.5 3 871 1219 260 8 7.9 1.4 | 220 10 6.2 7.5 4 850 1409 270 7 7.0 -0.0 | 221 8 5.3 6.1 5 805 1829 295 11 10.0 -4.6 | 260 8 8.3 1.4 6 774 2134 310 15 11.5 -9.6 | 290 10 9.8 -3.6 7 744 2438 340 11 3.8 -10.3 | 334 5 2.1 -4.3 8 715 2743 325 14 8.0 -11.5 | 310 8 6.4 -5.4 9 700 2907 330 11 5.5 -9.5 | 312 5 3.8 -3.5 10 658 3353 325 12 6.9 -9.8 | 306 6 5.2 -3.8 11 631 3658 340 9 3.1 -8.5 | 329 3 1.4 -2.4 12 605 3962 360 11 -0.0 -11.0 | 19 5 -1.7 -4.9 13 580 4267 345 7 1.8 -6.8 | 347 1 0.2 -0.7 14 534 4877 340 5 1.7 -4.7 | 182 1 0.1 1.4 15 500 5350 330 5 2.5 -4.3 | 206 2 0.8 1.7 16 448 6096 265 8 8.0 0.7 | 223 9 6.3 6.8 17 400 6880 265 3 3.0 0.3 | 192 6 1.3 6.3 18 357 7620 140 4 -2.6 3.1 | 155 10 -4.2 9.1 19 314 8467 70 4 -3.8 -1.4 | 131 7 -5.4 4.7 20 300 8760 280 4 3.9 -0.7 | 203 6 2.3 5.4 21 296 8839 145 1 -0.6 0.8 | 162 7 -2.2 6.9 22 283 9144 290 6 5.6 -2.1 | 225 6 4.0 4.0 23 270 9449 285 15 14.5 -3.9 | 260 13 12.8 2.2 24 257 9754 270 12 12.0 -0.0 | 240 12 10.3 6.1 25 250 9940 285 20 19.3 -5.2 | 267 18 17.7 0.9 26 246 10058 295 21 19.0 -8.9 | 279 18 17.4 -2.8 27 224 10668 270 16 16.0 -0.0 | 247 16 14.3 6.1 28 204 11278 290 18 16.9 -6.2 | 270 15 15.3 -0.1 29 200 11410 280 25 24.6 -4.3 | 266 23 23.0 1.7 30 195 11582 280 25 24.6 -4.3 | 266 23 23.0 1.7 31 170 12497 290 16 15.0 -5.5 | 267 13 13.4 0.6 32 162 12802 260 12 11.8 2.1 | 231 13 10.2 8.1 33 150 13310 260 17 16.7 3.0 | 239 18 15.1 9.0 34 148 13411 250 16 15.0 5.5 | 229 18 13.4 11.5 35 135 14021 295 17 15.4 -7.2 | 275 14 13.8 -1.1 36 129 14326 275 17 16.9 -1.5 | 253 16 15.3 4.6 37 123 14630 280 17 16.7 -3.0 | 258 15 15.1 3.1 38 117 14935 280 10 9.8 -1.7 | 242 9 8.2 4.3 39 112 15240 245 11 10.0 4.6 | 218 14 8.3 10.7 40 107 15545 265 10 10.0 0.9 | 230 11 8.3 6.9 41 100 15980 245 20 18.1 8.5 | 229 22 16.5 14.5 42 97 16154 245 20 18.1 8.5 | 229 22 16.5 14.5 43 89 16764 255 10 9.7 2.6 | 223 12 8.0 8.7 44 85 17069 185 15 1.3 14.9 | 179 21 -0.3 21.0 45 77 17678 285 10 9.7 -2.6 | 247 9 8.0 3.5 46 70 18288 290 25 23.5 -8.6 | 276 22 21.8 -2.5 47 70 18320 285 20 19.3 -5.2 | 267 18 17.7 0.9 48 58 19507 285 10 9.7 -2.6 | 247 9 8.0 3.5 49 56 19812 305 10 8.2 -5.7 | 267 7 6.5 0.3 50 51 20422 230 1 0.8 0.6 | 172 7 -0.9 6.7 51 50 20510 310 15 11.5 -9.6 | 290 10 9.8 -3.6 52 48 20726 305 14 11.5 -8.0 | 281 10 9.8 -2.0 53 46 21031 325 16 9.2 -13.1 | 313 10 7.5 -7.0 54 44 21336 85 7 -7.0 -0.6 | 122 10 -8.6 5.5 55 42 21641 175 2 -0.2 2.0 | 167 8 -1.8 8.1 56 30 23840 325 3 1.7 -2.5 | 181 4 0.1 3.6 57 24 25298 0 0 -0.0 -0.0 | 165 6 -1.7 6.1 58 20 26480 345 2 0.5 -1.9 | 165 4 -1.1 4.1 59 17 27432 80 7 -6.9 -1.2 | 120 10 -8.5 4.8 60 16 28042 70 16 -15.0 -5.5 | 92 17 -16.7 0.6 61 15 28346 80 17 -16.7 -3.0 | 100 19 -18.4 3.1 62 13 29261 50 11 -8.4 -7.1 | 84 10 -10.1 -1.0 63 12 29870 50 7 -5.4 -4.5 | 103 7 -7.0 1.6 64 11 30175 40 10 -6.4 -7.7 | 79 8 -8.1 -1.6 65 10 31060 115 16 -14.5 6.8 | 128 21 -16.2 12.8 Wind Parameters Mean winds (0-6000m): 314.7 at 8.4 knts Storm direction: 344.7 at 6.3 knts Shear (0-3000m) pos: 2.0 neg: 0.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 168.2 deg Storm rel helicity (0-3000m) pos: 44.5 neg: -4.3 tot: 40.2 m^2/s^2 ave: 13.4 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.63 Bulk Shear: 4.44 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 ------------------------------------------------------------------------------- 500 271 6 214 7| 7.3 0.0 7.3| 7.3 -0.1 7.2 14.5 0.54| 9.3 5.1 1000 273 7 222 8| 4.8 0.0 4.8| 16.2 -0.1 16.1 16.1 0.62| 7.4 4.6 1500 288 9 243 8| 4.8 0.0 4.8| 35.4 -0.1 35.3 23.5 0.73| 7.9 5.8 2000 301 10 261 7| 3.6 0.0 3.6| 41.8 -3.1 38.7 19.4 0.60| 8.1 4.8 2500 308 10 272 6| 2.9 0.4 3.3| 42.0 -4.1 37.9 15.2 0.52| 7.2 3.8 3000 313 10 278 6| 2.0 0.3 2.3| 44.5 -4.3 40.2 13.4 0.51| 6.8 3.5 4000 321 10 288 5| 1.3 0.5 1.8| 47.0 -5.0 42.0 10.5 0.43| 6.2 2.7 5000 322 9 283 4| 1.0 0.7 1.8| 48.1 -5.0 43.1 8.6 0.43| 5.5 2.3 6000 315 8 268 4| 0.9 0.8 1.7| 48.1 -14.1 34.0 5.7 0.30| 5.3 1.6 Wrote GIF file: /home/apache/climate/data/raob//CYXY/skewt/CYXY.skewt.20250419.12.gif