UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 24 APR 25 Station: CYXS WMO ident: 71896 Latitude: 53.88 Longitude: -122.68 Elevation: 691.00 ------------------------------------------------------------------------------- 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 168 SFC 949 691 0.8 -1.6 84 2.4 -0.2 0 0 278.1 278.7 275.6 288.0 3.58 2 941 730 4.4 -0.6 70 5.0 2.2 12 2 282.4 283.1 278.3 293.3 3.89 3 927 799 3.4 -1.2 72 4.6 1.4 32 5 282.6 283.3 278.3 293.2 3.77 4 925 809 3.6 -1.3 70 4.9 1.5 35 6 283.0 283.6 278.4 293.6 3.75 5 910 943 7.2 -3.8 45 11.0 2.5 54 5 288.0 288.6 280.1 297.2 3.17 6 890 1125 6.6 -4.4 45 11.0 1.9 78 4 289.2 289.8 280.6 298.3 3.10 7 850 1501 3.6 -4.4 56 8.0 0.3 185 3 289.9 290.5 281.1 299.4 3.24 8 740 2606 -6.3 -10.0 75 3.7 -7.6 247 7 290.8 291.3 280.4 298.0 2.41 9 700 3038 -9.1 -11.3 84 2.2 -9.8 250 17 292.4 292.8 281.0 299.3 2.30 10 652 3584 -13.1 -14.1 92 1.0 -13.4 259 14 293.9 294.2 281.3 299.9 1.97 11 638 3750 -12.5 -18.5 61 6.0 -14.1 251 10 296.4 296.7 281.7 300.7 1.39 12 616 4018 -12.9 -21.9 47 9.0 -15.1 228 4 298.9 299.1 282.3 302.4 1.07 13 579 4488 -16.3 -23.3 55 7.0 -17.9 242 5 300.3 300.5 282.8 303.6 1.01 14 530 5149 -19.7 -29.7 41 10.0 -21.5 261 3 303.9 304.0 283.8 306.0 0.61 15 500 5580 -22.7 -33.7 36 11.0 -24.3 240 9 305.4 305.4 284.1 306.9 0.44 16 487 5773 -24.1 -34.1 39 10.0 -25.5 244 10 306.0 306.0 284.4 307.5 0.44 17 483 5833 -24.1 -43.1 16 19.0 -26.1 246 10 306.7 306.7 284.3 307.3 0.18 18 471 6016 -25.1 -50.1 8 25.0 -27.2 252 12 307.6 307.7 284.5 308.0 0.08 19 400 7180 -35.3 -50.3 20 15.0 -36.2 265 20 309.1 309.1 285.1 309.5 0.10 20 382 7498 -38.3 -49.3 31 11.0 -38.9 265 18 309.3 309.3 285.2 309.7 0.11 21 366 7790 -40.7 -54.7 21 14.0 -41.3 262 16 309.9 309.9 285.4 310.1 0.06 22 320 8689 -48.1 -57.1 35 9.0 -48.3 268 17 311.7 311.8 286.0 312.0 0.05 23 306 8981 -50.5 -61.5 26 11.0 -50.7 262 21 312.4 312.4 286.2 312.5 0.03 24 302 9067 -51.1 -54.7 65 3.6 -51.2 261 22 312.7 312.7 286.4 313.0 0.08 25 300 9110 -51.5 -57.5 49 6.0 -51.7 260 22 312.8 312.8 286.4 313.0 0.05 26 299 9132 -51.5 -57.5 49 6.0 -51.7 260 21 313.1 313.1 286.5 313.3 0.05 27 273 9716 -56.5 -59.8 66 3.3 -56.6 257 24 314.1 314.1 286.8 314.2 0.04 28 264 9928 -58.1 -64.1 46 6.0 -58.2 257 25 314.7 314.8 287.1 314.8 0.03 29 250 10270 -60.1 -64.6 55 4.5 -60.2 255 27 316.7 316.7 287.7 316.8 0.03 30 243 10446 -61.1 -65.4 57 4.3 -61.2 257 27 317.8 317.8 288.1 317.9 0.02 31 226 10892 -62.5 -68.5 44 6.0 -62.6 258 28 322.3 322.3 289.5 322.4 0.02 32 213 11254 -63.5 -69.5 44 6.0 -63.6 255 27 326.3 326.3 290.7 326.3 0.02 33 205 11488 -62.9 -73.9 21 11.0 -63.0 262 22 330.8 330.8 291.9 330.8 0.01 34 200 11640 -60.9 -75.9 12 15.0 -61.0 270 17 336.3 336.3 293.4 336.3 0.01 35 191 11929 -57.9 -80.9 4 23.0 -58.1 269 16 345.6 345.6 295.7 345.6 0.00 36 186 12097 -57.5 -80.5 4 23.0 -57.7 266 16 348.9 348.9 296.4 348.9 0.00 37 156 13219 -54.9 -83.9 2 29.0 -55.2 260 15 371.3 371.3 300.8 371.3 0.00 38 150 13470 -55.3 -84.3 2 29.0 -55.6 240 18 374.8 374.8 301.4 374.8 0.00 39 135 14140 -54.5 -84.5 1 30.0 -54.9 277 16 387.7 387.7 303.5 387.7 0.00 40 126 14579 -55.9 -84.9 1 29.0 -56.3 277 23 392.9 392.9 304.2 392.9 0.00 41 117 15050 -54.3 -84.3 1 30.0 -54.8 279 17 404.2 404.2 305.7 404.3 0.00 42 100 16050 -55.5 -85.5 1 30.0 -56.0 280 15 420.5 420.5 307.8 420.5 0.00 43 85 17092 -53.7 -85.7 1 32.0 -54.4 303 11 444.1 444.1 310.3 444.2 0.00 44 75 17895 -55.1 -85.1 1 30.0 -55.8 245 15 457.4 457.4 311.5 457.4 0.00 45 72 18158 -52.1 -85.1 1 33.0 -53.1 286 13 469.1 469.1 312.5 469.2 0.00 46 70 18340 -52.5 -84.5 1 32.0 -53.5 315 12 472.1 472.1 312.8 472.1 0.00 47 58 19553 -53.3 -85.3 1 32.0 -54.4 201 11 496.3 496.3 314.7 496.4 0.00 48 50 20510 -52.9 -85.9 1 33.0 -54.2 285 6 518.8 518.8 316.2 518.8 0.00 49 30 23830 -49.9 -84.9 1 35.0 -52.5 95 9 608.6 608.6 321.0 608.7 0.01 50 20 26480 -50.1 -86.1 1 36.0 -53.5 120 16 682.8 682.8 323.9 682.9 0.01 51 14 28833 -46.7 -84.7 1 38.0 -52.4 79 3 767.7 767.7 326.4 767.9 0.02 52 13 29325 -47.7 -85.7 0 38.0 -53.2 101 14 780.7 780.7 326.8 780.8 0.02 53 10 31070 -45.1 -85.1 0 40.0 -52.8 120 23 851.2 851.2 328.4 851.5 0.03 54 8.0 32576 -40.5 -81.5 0 41.0 -51.6 925.6 925.6 329.9 926.3 0.07 55 7.6 32925 -40.9 -81.9 0 41.0 -52.0 937.7 937.7 330.1 938.3 0.06 TRP 213 11254 -63.5 -69.5 44 6.0 -63.6 255 27 326.3 326.3 290.7 326.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5412.00 m Freezing level: 810.00 mb = 1902.64 m = 6242.17 ft Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 60.91 % Est. max temperature: 12.92 C = 55.25 F Sfc-Lift cond lev (LCL): 914.10 mb = 905.90 m = 2972.07 ft T: 6.21 C 700-500 lapse rate: 5.35 C/km ThetaE index: 1.36 C Layer 740.0- 700.0 mb Conv cond level (CCL): 746.12 mb = 2539.83 m = 8332.67 ft Mean mixing ratio: 3.35 g/kg Conv temperature: 13.33 C = 56.00 F Cap Strength: 8.05 C Lifted Index: 8.63 C Risk: None Lifted Index @300 mb: 11.50 C Lifted Index @700 mb: 2.31 C Showalter Index: 6.69 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 18.30 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 15.00 Risk: None Energy Index: 1.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.26 J/kg Max Up Vert Vel: 7.52 m/s Conv Inhibition (B-): 75395.02 J/kg Cap Strength: 8.45 C Lift Cond Lev (LCL): 788.60 mb = 2098.54 m = 6884.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 280 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 ---------------------------------------------------------- 0 949 691 0 0 -0.0 -0.0 | 100 6 -5.9 1.1 1 925 809 35 6 -3.4 -4.9 | 68 10 -9.4 -3.9 2 913 914 50 5 -3.8 -3.2 | 78 10 -9.8 -2.2 3 880 1219 90 3 -3.0 0.0 | 97 9 -8.9 1.1 4 850 1501 185 3 0.3 3.0 | 126 7 -5.7 4.1 5 816 1829 200 4 1.4 3.8 | 137 7 -4.6 4.8 6 785 2134 185 4 0.3 4.0 | 132 8 -5.6 5.0 7 755 2438 255 3 2.9 0.8 | 121 4 -3.0 1.8 8 727 2743 240 11 9.5 5.5 | 209 7 3.6 6.6 9 700 3038 250 17 16.0 5.8 | 236 12 10.0 6.9 10 671 3353 255 21 20.3 5.4 | 246 16 14.3 6.5 11 645 3658 260 12 11.8 2.1 | 242 7 5.9 3.1 12 619 3962 225 4 2.8 2.8 | 141 5 -3.1 3.9 13 595 4267 245 5 4.5 2.1 | 156 3 -1.4 3.2 14 549 4877 235 4 3.3 2.3 | 142 4 -2.7 3.4 15 527 5182 265 3 3.0 0.3 | 114 3 -3.0 1.3 16 500 5580 240 9 7.8 4.5 | 198 6 1.9 5.6 17 485 5791 245 10 9.1 4.2 | 211 6 3.1 5.3 18 465 6096 255 13 12.6 3.4 | 236 8 6.6 4.4 19 446 6401 275 15 14.9 -1.3 | 272 9 9.0 -0.2 20 400 7180 265 20 19.9 1.7 | 259 14 14.0 2.8 21 375 7620 265 17 16.9 1.5 | 257 11 11.0 2.5 22 342 8230 255 13 12.6 3.4 | 236 8 6.6 4.4 23 327 8534 270 16 16.0 -0.0 | 264 10 10.1 1.1 24 300 9110 260 22 21.7 3.8 | 253 16 15.7 4.9 25 298 9144 260 21 20.7 3.6 | 252 15 14.7 4.7 26 250 10270 255 27 26.1 7.0 | 248 22 20.1 8.1 27 234 10668 260 28 27.6 4.9 | 255 22 21.6 5.9 28 213 11254 255 27 26.1 7.0 | 248 22 20.1 8.1 29 212 11278 250 29 27.3 9.9 | 243 24 21.3 11.0 30 200 11640 270 17 17.0 -0.0 | 265 11 11.1 1.1 31 192 11887 270 16 16.0 -0.0 | 264 10 10.1 1.1 32 175 12497 260 15 14.8 2.6 | 247 10 8.8 3.7 33 167 12802 275 16 15.9 -1.4 | 272 10 10.0 -0.3 34 159 13106 260 18 17.7 3.1 | 250 13 11.8 4.2 35 151 13411 260 10 9.8 1.7 | 234 5 3.9 2.8 36 150 13470 240 18 15.6 9.0 | 224 14 9.6 10.1 37 144 13716 250 21 19.7 7.2 | 239 16 13.8 8.2 38 138 14021 285 16 15.5 -4.1 | 288 10 9.5 -3.1 39 131 14326 265 16 15.9 1.4 | 256 10 10.0 2.5 40 125 14630 280 24 23.6 -4.2 | 280 18 17.7 -3.1 41 119 14935 270 17 17.0 -0.0 | 265 11 11.1 1.1 42 114 15240 295 18 16.3 -7.6 | 302 12 10.4 -6.5 43 108 15545 280 18 17.7 -3.1 | 280 12 11.8 -2.1 44 100 16050 280 15 14.8 -2.6 | 280 9 8.8 -1.5 45 98 16154 295 15 13.6 -6.3 | 305 9 7.7 -5.3 46 94 16459 260 16 15.8 2.8 | 249 11 9.8 3.8 47 85 17069 305 11 9.0 -6.3 | 330 6 3.1 -5.2 48 81 17374 275 10 10.0 -0.9 | 267 4 4.0 0.2 49 78 17678 210 16 8.0 13.9 | 188 15 2.1 14.9 50 70 18340 315 12 8.5 -8.5 | 341 8 2.5 -7.4 51 67 18593 310 13 10.0 -8.4 | 331 8 4.0 -7.3 52 61 19202 280 13 12.8 -2.3 | 280 7 6.9 -1.2 53 58 19507 200 10 3.4 9.4 | 166 11 -2.5 10.5 54 56 19812 210 14 7.0 12.1 | 185 13 1.1 13.2 55 53 20117 260 10 9.8 1.7 | 234 5 3.9 2.8 56 50 20510 285 6 5.8 -1.6 | 17 1 -0.1 -0.5 57 44 21336 280 7 6.9 -1.2 | 279 1 1.0 -0.2 58 33 23165 285 10 9.7 -2.6 | 292 4 3.7 -1.5 59 32 23470 60 1 -0.9 -0.5 | 95 7 -6.8 0.6 60 30 23830 95 9 -9.0 0.8 | 97 15 -14.9 1.8 61 28 24384 115 10 -9.1 4.2 | 109 16 -15.0 5.3 62 23 25603 105 12 -11.6 3.1 | 103 18 -17.5 4.2 63 22 25908 140 10 -6.4 7.7 | 125 15 -12.4 8.7 64 21 26213 110 10 -9.4 3.4 | 106 16 -15.3 4.5 65 20 26480 120 16 -13.9 8.0 | 115 22 -19.8 9.1 66 20 26518 80 10 -9.8 -1.7 | 88 16 -15.8 -0.7 67 19 26822 100 14 -13.8 2.4 | 100 20 -19.7 3.5 68 18 27127 135 14 -9.9 9.9 | 125 19 -15.8 11.0 69 17 27432 120 12 -10.4 6.0 | 113 18 -16.3 7.1 70 17 27737 105 18 -17.4 4.7 | 104 24 -23.3 5.7 71 16 28042 145 10 -5.7 8.2 | 128 15 -11.7 9.3 72 14 28956 70 2 -1.9 -0.7 | 93 8 -7.8 0.4 73 13 29261 105 15 -14.5 3.9 | 104 21 -20.4 4.9 74 12 29870 75 6 -5.8 -1.6 | 88 12 -11.7 -0.5 75 11 30175 55 11 -9.0 -6.3 | 71 16 -15.0 -5.2 76 10 31070 120 23 -19.9 11.5 | 116 29 -25.9 12.6 Wind Parameters Mean winds (0-6000m): 250.1 at 8.0 knts Storm direction: 280.1 at 6.0 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 132.4 deg Storm rel helicity (0-3000m) pos: 50.0 neg: -12.6 tot: 37.4 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.52 Bulk Shear: 18.57 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 50 4 81 9| 3.3 0.0 3.3| 11.7 -7.7 4.0 8.1 0.04| 10.6 0.4 1000 79 4 92 9| 1.8 0.0 1.8| 23.0 -7.7 15.4 15.4 0.35| 8.3 2.9 1500 135 4 113 9| 1.3 0.0 1.3| 24.3 -8.3 16.0 10.6 0.32| 6.2 2.0 2000 188 4 133 7| 2.5 0.0 2.5| 29.1 -9.0 20.1 10.1 0.38| 7.2 2.7 2500 233 6 167 5| 3.9 0.0 3.9| 45.1 -9.0 36.1 14.4 0.44| 7.8 3.4 3000 244 8 196 5| 1.9 0.0 1.9| 50.0 -12.6 37.4 12.5 0.33| 8.4 2.7 4000 244 7 189 4| 1.4 0.9 2.4| 51.0 -23.5 27.5 6.9 0.14| 7.6 1.1 5000 244 7 184 4| 1.1 0.4 1.5| 55.6 -25.3 30.2 6.0 0.17| 7.1 1.2 6000 250 8 203 4| 1.6 0.4 2.0| 73.3 -27.3 46.0 7.7 0.24| 6.9 1.7 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20250424.12.gif