UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for CYXY... Searching the city database file for: CYXY ... Date:1200Z 20 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 172 SFC 936 707 -3.3 -5.2 87 1.9 -4.0 0 0 275.0 275.5 272.7 282.6 2.77 2 925 803 -0.7 -4.6 75 3.9 -2.1 135 4 278.6 279.1 275.0 286.8 2.93 3 921 838 -0.3 -4.7 72 4.4 -2.0 123 4 279.3 279.8 275.4 287.6 2.92 4 887 1138 -1.5 -6.5 69 5.0 -3.3 346 7 281.1 281.6 276.0 288.6 2.65 5 850 1475 -4.3 -7.9 76 3.6 -5.5 310 15 281.6 282.1 276.0 288.7 2.48 6 837 1596 -4.9 -9.0 73 4.1 -6.2 316 14 282.3 282.7 276.1 288.9 2.31 7 746 2488 -12.7 -12.8 99 0.1 -12.8 330 12 283.2 283.5 276.0 288.8 1.91 8 729 2664 -13.7 -16.9 77 3.2 -14.5 330 12 284.0 284.2 275.7 288.1 1.39 9 703 2939 -16.3 -17.9 87 1.6 -16.7 313 14 284.1 284.3 275.6 288.0 1.33 10 700 2971 -16.3 -18.6 82 2.3 -16.8 310 14 284.4 284.7 275.7 288.2 1.26 11 684 3145 -17.1 -21.8 67 4.7 -18.0 309 14 285.4 285.6 275.8 288.4 0.98 12 680 3189 -17.1 -26.1 46 9.0 -18.7 312 14 285.9 286.0 275.6 288.0 0.67 13 677 3222 -17.3 -24.3 54 7.0 -18.6 313 14 286.0 286.2 275.9 288.5 0.79 14 666 3344 -18.1 -27.1 45 9.0 -19.6 319 15 286.5 286.6 275.9 288.4 0.62 15 555 4676 -29.7 -32.2 79 2.5 -30.0 297 15 288.1 288.2 276.5 289.6 0.46 16 527 5042 -32.9 -38.9 55 6.0 -33.4 293 19 288.6 288.6 276.3 289.4 0.25 17 500 5410 -36.3 -41.3 60 5.0 -36.6 300 20 288.8 288.8 276.4 289.5 0.21 18 492 5522 -37.3 -41.7 63 4.4 -37.6 299 20 288.9 288.9 276.5 289.6 0.20 19 446 6192 -42.9 -45.8 73 2.9 -43.0 291 20 290.1 290.1 276.9 290.5 0.14 20 439 6299 -43.5 -47.9 62 4.4 -43.7 293 20 290.6 290.6 277.2 291.0 0.11 21 422 6563 -45.3 -47.1 82 1.8 -45.4 303 21 291.6 291.6 277.7 292.1 0.13 22 415 6675 -45.7 -50.5 58 4.8 -45.9 308 22 292.5 292.5 278.0 292.8 0.09 23 411 6740 -45.5 -54.5 36 9.0 -45.7 311 22 293.6 293.6 278.5 293.8 0.06 24 407 6805 -45.9 -50.9 57 5.0 -46.1 314 23 293.9 293.9 278.7 294.2 0.09 25 400 6920 -46.9 -51.4 60 4.5 -47.0 320 24 294.0 294.1 278.8 294.3 0.08 26 397 6970 -47.3 -51.2 64 3.9 -47.4 320 25 294.1 294.2 278.9 294.5 0.09 27 361 7593 -50.3 -54.8 59 4.5 -50.4 315 40 298.2 298.3 280.7 298.5 0.06 28 341 7965 -49.9 -62.9 20 13.0 -50.1 310 39 303.7 303.7 282.9 303.8 0.02 29 323 8318 -50.3 -67.3 12 17.0 -50.5 310 41 307.9 307.9 284.5 307.9 0.01 30 315 8482 -50.7 -66.7 13 16.0 -51.0 310 42 309.5 309.5 285.2 309.6 0.02 31 300 8800 -49.5 -71.5 6 22.0 -49.8 310 37 315.6 315.6 287.3 315.6 0.01 32 298 8844 -49.3 -72.3 5 23.0 -49.7 310 37 316.5 316.5 287.6 316.5 0.01 33 272 9441 -51.1 -68.1 11 17.0 -51.4 313 37 322.2 322.2 289.5 322.3 0.01 34 250 9990 -50.9 -73.9 5 23.0 -51.2 320 35 330.4 330.4 291.8 330.4 0.01 35 200 11450 -49.5 -80.5 1 31.0 -50.0 315 26 354.4 354.4 297.5 354.4 0.00 36 195 11615 -49.1 -80.1 1 31.0 -49.7 313 27 357.6 357.6 298.2 357.6 0.00 37 150 13320 -50.9 -83.9 1 33.0 -51.5 305 21 382.4 382.4 302.6 382.4 0.00 38 147 13451 -51.5 -83.5 1 32.0 -52.1 314 21 383.5 383.5 302.8 383.6 0.00 39 131 14201 -49.9 -82.9 1 33.0 -50.6 315 20 399.3 399.3 305.1 399.3 0.00 40 123 14611 -50.7 -83.7 1 33.0 -51.4 287 16 405.1 405.1 305.9 405.1 0.00 41 116 14996 -46.7 -82.7 1 36.0 -47.9 305 22 419.3 419.3 307.6 419.3 0.00 42 106 15588 -50.1 -84.1 1 34.0 -51.0 311 5 423.8 423.8 308.2 423.8 0.00 43 100 15970 -48.3 -83.3 1 35.0 -49.4 320 18 434.4 434.4 309.3 434.4 0.00 44 78 17594 -50.9 -84.9 1 34.0 -52.0 308 6 461.0 461.0 311.8 461.0 0.00 45 70 18300 -49.5 -84.5 1 35.0 -50.8 315 8 478.5 478.5 313.3 478.5 0.00 46 68 18490 -49.1 -84.1 1 35.0 -50.5 299 13 483.3 483.3 313.7 483.4 0.00 47 61 19199 -51.9 -85.9 1 34.0 -53.1 270 12 492.4 492.4 314.4 492.4 0.00 48 57 19642 -48.7 -84.7 1 36.0 -50.4 287 11 509.3 509.3 315.6 509.3 0.01 49 50 20500 -50.3 -85.3 1 35.0 -52.0 295 12 524.9 524.9 316.6 525.0 0.01 50 32 23400 -52.7 -86.7 1 34.0 -54.6 94 1 590.0 590.0 320.2 590.0 0.01 51 30 23820 -49.9 -85.9 1 36.0 -52.5 345 9 608.6 608.6 321.0 608.7 0.01 52 29 24043 -49.5 -85.5 1 36.0 -52.3 350 9 615.6 615.6 321.3 615.7 0.01 53 24 25283 -50.7 -86.7 1 36.0 -53.6 17 12 646.4 646.4 322.6 646.4 0.01 54 20 26480 -48.5 -85.5 1 37.0 -52.5 90 10 687.7 687.7 324.0 687.8 0.01 55 11 30418 -47.7 -85.7 0 38.0 -53.8 59 16 818.9 818.9 327.7 819.1 0.02 56 10 31050 -45.3 -85.3 0 40.0 -52.9 55 20 850.5 850.5 328.4 850.7 0.03 57 6.2 34282 -39.3 -81.3 0 42.0 -52.4 1000.7 1000.8 331.2 1001.7 0.09 58 5.6 34978 -40.1 -81.1 0 41.0 -53.2 1026.8 1026.8 331.6 1027.9 0.10 TRP 361 7593 -50.3 -54.8 59 4.5 -50.4 315 40 298.2 298.3 280.7 298.5 0.06 WND Sounding variables and indices 1000-500 mb thick: 5238.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 70.66 % Est. max temperature: 4.36 C = 39.85 F Sfc-Lift cond lev (LCL): 908.29 mb = 948.42 m = 3111.57 ft T: -0.74 C 700-500 lapse rate: 8.20 C/km ThetaE index: 0.85 C Layer 746.0- 700.0 mb Conv cond level (CCL): 802.16 mb = 1925.79 m = 6318.12 ft Mean mixing ratio: 2.65 g/kg Conv temperature: 4.20 C = 39.55 F Cap Strength: 1.80 C Lifted Index: 1.41 C Risk: Showers probable Lifted Index @300 mb: 19.56 C Lifted Index @700 mb: 0.61 C Showalter Index: 0.89 C Risk: Thunderstorms probable Total Totals Index: 60.40 C Risk: Severe Thunderstorms probable Vertical Totals Index: 32.00 C Cross Totals Index: 28.40 C K Index: 21.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 278.00 Risk: None Energy Index: 0.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.50 J/kg Max Up Vert Vel: 5.92 m/s Conv Inhibition (B-): 82094.70 J/kg Cap Strength: 1.76 C Lift Cond Lev (LCL): 827.88 mb = 1681.21 m = 5515.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 11 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 ---------------------------------------------------------- 0 936 707 0 0 -0.0 -0.0 | 157 11 -4.2 10.1 1 925 803 135 4 -2.8 2.8 | 151 15 -7.0 12.9 2 912 914 95 5 -5.0 0.4 | 139 14 -9.2 10.5 3 878 1219 305 8 6.6 -4.6 | 203 6 2.3 5.5 4 850 1475 310 15 11.5 -9.6 | 267 7 7.3 0.4 5 845 1524 310 15 11.5 -9.6 | 267 7 7.3 0.4 6 812 1829 335 12 5.1 -10.9 | 313 1 0.9 -0.8 7 780 2134 335 10 4.2 -9.1 | 181 1 0.0 1.0 8 750 2438 330 12 6.0 -10.4 | 280 2 1.8 -0.3 9 721 2743 330 12 6.0 -10.4 | 280 2 1.8 -0.3 10 700 2971 310 14 10.7 -9.0 | 261 7 6.5 1.1 11 693 3048 305 13 10.6 -7.5 | 248 7 6.4 2.6 12 664 3353 320 15 9.6 -11.5 | 285 6 5.4 -1.4 13 637 3658 315 13 9.2 -9.2 | 260 5 5.0 0.9 14 611 3962 325 14 8.0 -11.5 | 290 4 3.8 -1.4 15 585 4267 310 10 7.7 -6.4 | 223 5 3.5 3.7 16 538 4877 290 18 16.9 -6.2 | 253 13 12.7 3.9 17 500 5410 300 20 17.3 -10.0 | 270 13 13.1 0.1 18 494 5486 300 20 17.3 -10.0 | 270 13 13.1 0.1 19 452 6096 290 21 19.7 -7.2 | 259 16 15.5 2.9 20 432 6401 295 19 17.2 -8.0 | 261 13 13.0 2.1 21 400 6920 320 24 15.4 -18.4 | 307 14 11.2 -8.3 22 395 7010 320 25 16.1 -19.2 | 307 15 11.9 -9.1 23 377 7315 305 33 27.0 -18.9 | 291 24 22.8 -8.8 24 361 7593 315 40 28.3 -28.3 | 307 30 24.1 -18.2 25 360 7620 310 37 28.3 -23.8 | 300 28 24.1 -13.7 26 312 8534 310 42 32.2 -27.0 | 301 33 28.0 -16.9 27 300 8800 310 37 28.3 -23.8 | 300 28 24.1 -13.7 28 285 9144 310 38 29.1 -24.4 | 300 29 24.9 -14.3 29 250 9990 320 35 22.5 -26.8 | 312 25 18.3 -16.7 30 247 10058 320 34 21.9 -26.0 | 312 24 17.6 -16.0 31 225 10668 310 32 24.5 -20.6 | 297 23 20.3 -10.5 32 215 10973 305 31 25.4 -17.8 | 290 23 21.2 -7.7 33 200 11450 315 26 18.4 -18.4 | 300 16 14.2 -8.3 34 196 11582 315 28 19.8 -19.8 | 302 18 15.6 -9.7 35 187 11887 300 23 19.9 -11.5 | 275 16 15.7 -1.4 36 178 12192 320 20 12.9 -15.3 | 301 10 8.6 -5.2 37 155 13106 315 22 15.6 -15.6 | 296 13 11.3 -5.5 38 150 13320 305 21 17.2 -12.0 | 279 13 13.0 -2.0 39 148 13411 315 21 14.8 -14.8 | 294 12 10.6 -4.8 40 135 14021 300 24 20.8 -12.0 | 277 17 16.6 -1.9 41 129 14326 325 17 9.8 -13.9 | 305 7 5.5 -3.8 42 123 14630 285 16 15.5 -4.1 | 242 13 11.2 5.9 43 117 14935 305 26 21.3 -14.9 | 286 18 17.1 -4.8 44 112 15240 305 9 7.4 -5.2 | 213 6 3.2 4.9 45 107 15545 320 4 2.6 -3.1 | 167 7 -1.6 7.0 46 102 15850 260 10 9.8 1.7 | 206 13 5.6 11.8 47 100 15970 320 18 11.6 -13.8 | 297 8 7.4 -3.7 48 97 16154 320 18 11.6 -13.8 | 297 8 7.4 -3.7 49 93 16459 295 10 9.1 -4.2 | 220 8 4.9 5.9 50 89 16764 310 11 8.4 -7.1 | 234 5 4.2 3.0 51 85 17069 305 19 15.6 -10.9 | 274 11 11.4 -0.8 52 81 17374 340 10 3.4 -9.4 | 131 1 -0.8 0.7 53 77 17678 295 4 3.6 -1.7 | 176 8 -0.6 8.4 54 70 18288 275 17 16.9 -1.5 | 236 15 12.7 8.6 55 70 18300 315 8 5.7 -5.7 | 198 5 1.4 4.4 56 67 18593 290 15 14.1 -5.1 | 243 11 9.9 5.0 57 58 19507 260 11 10.8 1.9 | 209 14 6.6 12.0 58 56 19812 320 11 7.1 -8.4 | 240 3 2.9 1.7 59 50 20500 295 12 10.9 -5.1 | 233 8 6.7 5.0 60 48 20726 295 11 10.0 -4.6 | 227 8 5.8 5.4 61 46 21031 355 10 0.9 -10.0 | 92 3 -3.3 0.1 62 44 21336 70 6 -5.6 -2.1 | 129 13 -9.8 8.0 63 32 23470 95 1 -1.0 0.1 | 153 11 -5.2 10.2 64 30 23820 345 9 2.3 -8.7 | 127 2 -1.9 1.4 65 22 25908 30 13 -6.5 -11.3 | 84 11 -10.7 -1.2 66 21 26213 55 10 -8.2 -5.7 | 109 13 -12.4 4.3 67 20 26480 90 10 -10.0 0.0 | 125 17 -14.2 10.1 68 19 26822 90 10 -10.0 0.0 | 125 17 -14.2 10.1 69 18 27127 110 11 -10.3 3.8 | 134 20 -14.5 13.8 70 17 27432 45 4 -2.8 -2.8 | 136 10 -7.0 7.3 71 15 28346 350 10 1.7 -9.8 | 95 2 -2.5 0.2 72 14 28651 45 14 -9.9 -9.9 | 91 14 -14.1 0.2 73 12 29870 50 13 -10.0 -8.4 | 97 14 -14.2 1.7 74 11 30175 60 15 -13.0 -7.5 | 99 17 -17.2 2.6 75 10 31050 55 20 -16.4 -11.5 | 86 21 -20.6 -1.4 Wind Parameters Mean winds (0-6000m): 307.3 at 14.6 knts Storm direction: 337.3 at 10.9 knts Shear (0-3000m) pos: 0.9 neg: 2.2 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 106.5 deg Storm rel helicity (0-3000m) pos: 25.4 neg: -30.0 tot: -4.6 m^2/s^2 ave: -1.5 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.49 Bulk Shear: 35.48 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 49 5 129 10| 0.0 8.1 8.1| 7.3 -25.1 -17.8 -35.6 -0.02| 24.2 -0.5 1000 316 9 209 4| 3.0 4.1 7.1| 19.9 -25.1 -5.2 -5.2 0.23| 18.0 4.1 1500 324 10 215 3| 1.5 2.7 4.2| 20.5 -25.3 -4.8 -3.2 0.20| 13.6 2.7 2000 326 10 223 2| 1.1 2.5 3.6| 20.8 -25.3 -4.5 -2.2 0.22| 10.6 2.3 2500 323 11 239 3| 0.9 2.6 3.5| 22.9 -27.9 -5.0 -2.0 0.17| 9.9 1.7 3000 322 11 249 3| 0.9 2.2 3.0| 25.4 -30.0 -4.6 -1.5 0.16| 8.9 1.4 4000 319 12 251 4| 0.6 2.2 2.8| 32.4 -34.4 -2.0 -0.5 0.14| 8.3 1.1 5000 311 13 257 6| 0.7 1.7 2.4| 46.3 -37.6 8.7 1.7 0.16| 7.4 1.2 6000 307 15 260 7| 1.1 1.5 2.6| 68.8 -44.0 24.7 4.1 0.20| 7.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//CYXY/skewt/CYXY.skewt.20250420.12.gif