UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 25 DEC 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 119 SFC 940 691 -12.1 -14.1 85 2.0 -12.6 265.7 265.9 264.3 269.4 1.36 2 925 722 -12.9 -14.2 90 1.3 -13.2 175 2 266.1 266.3 264.6 269.9 1.37 3 850 1364 -15.3 -17.1 86 1.8 -15.7 235 13 270.1 270.3 267.0 273.4 1.18 4 807 1755 -16.9 -18.8 85 1.9 -17.3 247 20 272.5 272.6 268.4 275.5 1.07 5 778 2030 -16.3 -18.3 85 2.0 -16.7 256 25 276.0 276.2 270.7 279.3 1.16 6 757 2238 -12.5 -13.8 90 1.3 -12.9 262 29 282.3 282.6 275.3 287.3 1.74 7 721 2609 -13.7 -15.7 85 2.0 -14.2 273 35 284.9 285.2 276.4 289.5 1.56 8 700 2833 -14.9 -17.2 83 2.3 -15.4 280 39 286.0 286.2 276.7 290.2 1.42 9 564 4435 -24.1 -26.8 78 2.7 -24.5 267 31 293.4 293.5 279.4 295.8 0.76 10 500 5300 -30.9 -32.1 89 1.2 -31.0 260 26 295.4 295.5 280.0 297.1 0.52 11 488 5472 -32.3 -32.8 95 0.5 -32.4 258 25 295.7 295.8 280.1 297.3 0.50 12 461 5871 -35.3 -37.2 83 1.9 -35.5 255 24 296.8 296.9 280.4 298.0 0.34 13 412 6648 -39.5 -43.6 65 4.1 -39.8 247 21 301.1 301.1 282.1 301.8 0.20 14 400 6850 -41.1 -44.5 70 3.4 -41.3 245 20 301.6 301.6 282.3 302.2 0.18 15 389 7039 -42.3 -45.5 71 3.2 -42.5 246 20 302.4 302.4 282.6 303.0 0.17 16 382 7162 -43.3 -44.1 92 0.8 -43.3 246 21 302.7 302.7 282.7 303.4 0.20 17 379 7215 -43.9 -46.5 75 2.6 -44.0 246 21 302.6 302.6 282.6 303.1 0.15 18 376 7269 -44.3 -45.1 92 0.8 -44.3 246 21 302.7 302.8 282.7 303.4 0.18 19 372 7340 -44.9 -47.6 74 2.7 -45.0 246 21 302.9 302.9 282.7 303.4 0.14 20 358 7596 -47.1 -48.3 87 1.2 -47.1 247 21 303.2 303.3 282.9 303.7 0.13 21 343 7879 -48.9 -53.5 59 4.6 -49.0 248 22 304.5 304.5 283.3 304.8 0.08 22 341 7917 -49.1 -50.9 81 1.8 -49.1 248 22 304.8 304.8 283.5 305.2 0.10 23 337 7995 -49.3 -53.5 61 4.2 -49.4 249 22 305.5 305.5 283.7 305.8 0.08 24 323 8272 -51.7 -53.5 81 1.8 -51.7 249 23 305.9 306.0 283.9 306.2 0.08 25 320 8332 -52.1 -54.5 75 2.4 -52.2 250 23 306.2 306.2 284.0 306.5 0.07 26 314 8455 -52.7 -62.7 29 10.0 -52.9 250 23 307.0 307.0 284.2 307.1 0.03 27 312 8496 -52.5 -69.5 11 17.0 -52.7 250 23 307.9 307.9 284.5 307.9 0.01 28 305 8643 -52.9 -67.9 15 15.0 -53.1 250 22 309.3 309.3 285.1 309.4 0.01 29 300 8750 -52.7 -66.7 17 14.0 -52.9 250 21 311.1 311.1 285.7 311.1 0.02 30 275 9312 -51.7 -71.7 7 20.0 -52.0 247 30 320.4 320.4 288.9 320.4 0.01 31 267 9503 -52.7 -69.7 11 17.0 -52.9 238 33 321.6 321.6 289.3 321.7 0.01 32 263 9601 -50.9 -70.9 8 20.0 -51.2 235 32 325.6 325.6 290.5 325.7 0.01 33 256 9776 -51.5 -72.5 6 21.0 -51.8 230 31 327.3 327.3 290.9 327.3 0.01 34 250 9930 -50.5 -73.5 5 23.0 -50.8 225 29 331.0 331.0 292.0 331.0 0.01 35 245 10062 -49.9 -73.9 4 24.0 -50.3 225 28 333.8 333.8 292.7 333.8 0.01 36 234 10360 -51.5 -75.5 4 24.0 -51.8 227 31 335.8 335.8 293.3 335.8 0.01 37 209 11094 -50.1 -80.1 2 30.0 -50.5 237 37 349.0 349.0 296.4 349.0 0.00 38 200 11380 -50.9 -80.9 2 30.0 -51.4 245 32 352.2 352.2 297.1 352.2 0.00 39 171 12399 -52.3 -82.3 2 30.0 -52.7 255 28 366.0 366.0 299.8 366.0 0.00 40 152 13164 -51.1 -82.1 1 31.0 -51.7 237 27 380.6 380.6 302.3 380.6 0.00 41 150 13250 -51.3 -82.3 1 31.0 -51.8 225 31 381.7 381.7 302.5 381.7 0.00 42 136 13883 -53.5 -83.5 1 30.0 -54.0 239 31 388.6 388.6 303.6 388.6 0.00 43 131 14125 -50.5 -82.5 1 32.0 -51.2 242 34 398.2 398.2 305.0 398.2 0.00 44 116 14913 -53.3 -84.3 1 31.0 -53.9 235 25 407.1 407.1 306.2 407.1 0.00 45 100 15870 -52.3 -84.3 1 32.0 -53.0 250 26 426.7 426.7 308.4 426.7 0.00 46 94 16267 -54.3 -85.3 1 31.0 -54.9 250 26 430.4 430.4 308.9 430.4 0.00 47 88 16690 -53.5 -84.5 1 31.0 -54.2 250 25 440.2 440.2 309.9 440.2 0.00 48 70 18150 -55.9 -85.9 1 30.0 -56.6 280 30 464.8 464.8 312.2 464.8 0.00 49 62 18915 -58.9 -87.9 1 29.0 -59.5 299 23 474.6 474.6 313.0 474.6 0.00 50 52 20022 -56.5 -86.5 1 30.0 -57.3 285 23 504.6 504.6 315.3 504.7 0.00 51 50 20270 -57.1 -87.1 1 30.0 -57.9 280 24 508.9 508.9 315.6 508.9 0.00 52 32 23060 -62.5 -89.5 1 27.0 -63.1 313 36 563.8 563.8 318.8 563.8 0.00 53 30 23460 -61.1 -89.1 1 28.0 -61.9 320 45 578.1 578.1 319.6 578.1 0.00 54 27 24118 -58.9 -88.9 1 30.0 -60.0 322 51 601.9 601.9 320.7 602.0 0.01 55 23 25120 -61.1 -90.1 1 29.0 -62.1 329 57 623.7 623.7 321.6 623.7 0.00 56 22 25399 -57.9 -88.9 1 31.0 -59.4 333 53 641.2 641.2 322.3 641.3 0.01 57 20 26000 -58.1 -89.1 1 31.0 -59.7 325 57 658.3 658.3 323.0 658.4 0.01 58 16 27392 -60.5 -89.5 1 29.0 -62.0 324 60 693.9 693.9 324.2 693.9 0.01 59 11 29753 -54.1 -87.1 1 33.0 -57.8 334 62 795.6 795.6 327.1 795.8 0.02 60 10 30360 -56.3 -87.3 1 31.0 -59.6 335 57 809.4 809.4 327.5 809.6 0.02 61 8.0 31771 -58.3 -88.3 1 30.0 -61.5 854.8 854.8 328.5 855.0 0.02 62 7.4 32266 -54.7 -87.7 1 33.0 -59.3 888.7 888.7 329.2 888.9 0.02 63 6.8 32805 -56.1 -88.1 1 32.0 -60.4 904.6 904.6 329.5 904.8 0.02 64 6.3 33293 -53.5 -86.5 1 33.0 -59.1 935.7 935.7 330.1 936.0 0.03 65 6.0 33607 -54.1 -86.7 1 32.6 -59.6 330 88 946.3 946.3 330.3 946.7 0.04 66 5.5 34164 -55.1 -87.1 1 32.0 -60.4 965.6 965.7 330.6 966.0 0.04 TRP 314 8455 -52.7 -62.7 29 10.0 -52.9 250 23 307.0 307.0 284.2 307.1 0.03 WND 6.0 33607 -54.1 -86.7 1 32.6 -59.6 330 88 946.3 946.3 330.3 946.7 0.04 Sounding variables and indices 1000-500 mb thick: 5181.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 83.93 % Est. max temperature: -3.47 C = 25.75 F Sfc-Lift cond lev (LCL): 910.09 mb = 845.39 m = 2773.54 ft T: -13.36 C 700-500 lapse rate: 6.49 C/km Conv cond level (CCL): 813.38 mb = 1695.66 m = 5563.13 ft Mean mixing ratio: 1.28 g/kg Conv temperature: -5.82 C = 21.53 F Cap Strength: 18.89 C Lifted Index: 19.71 C Risk: None Lifted Index @300 mb: 27.96 C Lifted Index @700 mb: 14.32 C Showalter Index: 18.24 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 13.80 C K Index: -3.80 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 5.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.39 J/kg Max Up Vert Vel: 4.33 m/s Conv Inhibition (B-): 89357.55 J/kg Cap Strength: 19.61 C Lift Cond Lev (LCL): 865.98 mb = 1222.61 m = 4011.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 at 20 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 ---------------------------------------------------------- 0 925 722 175 2 -0.2 2.0 | 121 21 -17.7 10.6 1 850 1364 235 13 10.6 7.5 | 157 18 -6.9 16.1 2 700 2833 280 39 38.4 -6.8 | 265 21 20.8 1.9 3 500 5300 260 26 25.6 4.5 | 211 15 8.0 13.2 4 400 6850 245 20 18.1 8.5 | 182 17 0.6 17.1 5 314 8455 250 23 21.6 7.9 | 194 17 4.0 16.5 6 300 8750 250 21 19.7 7.2 | 188 16 2.2 15.8 7 1007 914 200 12 4.1 11.3 | 146 24 -13.5 19.9 8 960 1219 215 17 9.8 13.9 | 161 24 -7.8 22.6 9 916 1524 280 13 12.8 -2.3 | 143 8 -4.8 6.4 10 874 1829 320 15 9.6 -11.5 | 70 8 -7.9 -2.8 11 834 2134 270 28 28.0 -0.0 | 230 14 10.4 8.7 12 796 2438 280 39 38.4 -6.8 | 265 21 20.8 1.9 13 759 2743 285 35 33.8 -9.1 | 271 16 16.2 -0.4 14 659 3658 280 36 35.5 -6.3 | 262 18 17.9 2.4 15 600 4267 270 34 34.0 -0.0 | 242 19 16.4 8.7 16 546 4877 265 26 25.9 2.3 | 217 14 8.3 10.9 17 452 6096 240 27 23.4 13.5 | 195 23 5.8 22.2 18 431 6401 250 22 20.7 7.5 | 191 16 3.1 16.2 19 393 7010 245 21 19.0 8.9 | 185 18 1.5 17.5 20 357 7620 265 8 8.0 0.7 | 134 13 -9.6 9.4 21 341 7925 285 11 10.6 -2.8 | 130 9 -6.9 5.8 22 325 8230 245 14 12.7 5.9 | 161 15 -4.9 14.6 23 282 9144 255 25 24.1 6.5 | 204 16 6.6 15.1 24 269 9449 240 34 29.4 17.0 | 205 28 11.9 25.7 25 250 9930 225 29 20.5 20.5 | 186 29 2.9 29.2 26 245 10058 225 28 19.8 19.8 | 184 29 2.2 28.5 27 223 10668 230 34 26.0 21.9 | 196 32 8.5 30.5 28 203 11278 240 38 32.9 19.0 | 209 32 15.3 27.7 29 200 11380 245 32 29.0 13.5 | 207 25 11.4 22.2 30 185 11887 245 31 28.1 13.1 | 206 24 10.5 21.8 31 177 12192 265 29 28.9 2.5 | 225 16 11.3 11.2 32 161 12802 235 26 21.3 14.9 | 189 24 3.7 23.6 33 153 13106 245 25 22.7 10.6 | 195 20 5.1 19.2 34 150 13250 225 31 21.9 21.9 | 188 31 4.4 30.6 35 146 13411 220 25 16.1 19.2 | 177 28 -1.5 27.8 36 133 14021 245 33 29.9 13.9 | 209 26 12.3 22.6 37 127 14326 235 35 28.7 20.1 | 201 31 11.1 28.7 38 110 15240 235 20 16.4 11.5 | 177 20 -1.2 20.1 39 100 15870 250 26 24.4 8.9 | 201 19 6.9 17.5 40 96 16154 250 26 24.4 8.9 | 201 19 6.9 17.5 41 83 17069 250 24 22.6 8.2 | 196 18 5.0 16.9 42 79 17374 275 26 25.9 -2.3 | 233 11 8.3 6.4 43 75 17678 275 32 31.9 -2.8 | 248 15 14.3 5.9 44 72 17983 285 29 28.0 -7.5 | 264 11 10.4 1.1 45 70 18150 280 30 29.5 -5.2 | 254 12 12.0 3.4 46 68 18288 270 31 31.0 -0.0 | 237 16 13.4 8.7 47 62 18898 300 23 19.9 -11.5 | 320 4 2.4 -2.8 48 59 19202 285 19 18.4 -4.9 | 192 4 0.8 3.7 49 54 19812 275 20 19.9 -1.7 | 199 7 2.4 6.9 50 51 20117 290 25 23.5 -8.6 | 269 6 5.9 0.1 51 50 20270 280 24 23.6 -4.2 | 234 8 6.1 4.5 52 49 20422 275 23 22.9 -2.0 | 219 9 5.3 6.6 53 46 20726 305 24 19.7 -13.8 | 338 6 2.1 -5.1 54 44 21031 285 29 28.0 -7.5 | 264 11 10.4 1.1 55 42 21336 295 32 29.0 -13.5 | 293 12 11.4 -4.9 56 40 21641 300 22 19.1 -11.0 | 328 3 1.5 -2.3 57 38 21946 325 21 12.0 -17.2 | 33 10 -5.5 -8.5 58 35 22555 305 25 20.5 -14.3 | 333 6 2.9 -5.7 59 30 23460 320 45 28.9 -34.5 | 336 28 11.4 -25.8 60 23 24994 325 59 33.8 -48.3 | 338 43 16.3 -39.7 61 22 25298 335 54 22.8 -48.9 | 353 41 5.3 -40.3 62 20 25908 325 49 28.1 -40.1 | 341 33 10.5 -31.5 63 20 26000 325 57 32.7 -46.7 | 338 41 15.1 -38.0 64 17 27127 315 55 38.9 -38.9 | 325 37 21.3 -30.2 65 16 27432 325 60 34.4 -49.1 | 337 44 16.8 -40.5 66 14 28346 330 65 32.5 -56.3 | 343 50 14.9 -47.6 67 11 29566 340 63 21.5 -59.2 | 355 51 4.0 -50.5 68 11 29870 330 61 30.5 -52.8 | 344 46 12.9 -44.2 69 10 30175 325 57 32.7 -46.7 | 338 41 15.1 -38.0 70 10 30360 335 57 24.1 -51.7 | 351 43 6.5 -43.0 Wind Parameters Mean winds (0-6000m): 266.2 at 26.1 knts Storm direction: 296.2 at 19.6 knts Storm rel Dir Shear (0-3000m): -157.1 deg Energy-Hel index: -0.59 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 ------------------------------------------------------------------------------- 500 212 6 134 20| | | 1000 235 10 148 17| | | 1500 247 15 164 15| | | 2000 261 19 186 12| | | 2500 268 23 209 11| | | 3000 270 25 220 11| | | 4000 270 27 227 13| | | 5000 269 27 225 13| | | 6000 266 26 219 13| | | Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251225.12.gif