UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 8 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 30 SFC 933 691 3.2 -1.7 70 4.9 1.1 180 6 281.9 282.5 277.7 292.0 3.61 2 925 672 3.2 -1.8 70 5.0 1.1 180 13 282.6 283.2 278.0 292.8 3.62 3 902 876 1.6 -2.8 73 4.4 -0.2 184 27 283.0 283.6 278.0 292.7 3.44 4 900 894 2.8 -5.2 56 8.0 -0.4 185 29 284.4 284.9 278.0 292.7 2.88 5 893 957 4.2 -5.8 48 10.0 0.2 188 30 286.5 287.0 278.9 294.5 2.77 6 850 1356 0.6 -6.4 59 7.0 -2.1 215 32 286.8 287.3 279.0 294.9 2.78 7 766 2181 -6.3 -7.6 90 1.3 -6.8 246 33 288.0 288.5 279.6 296.2 2.81 8 726 2598 -9.1 -9.1 100 0.0 -9.1 258 47 289.4 289.8 280.1 297.1 2.64 9 702 2858 -10.3 -11.0 95 0.7 -10.5 268 58 290.8 291.3 280.4 297.8 2.35 10 700 2880 -10.1 -11.2 92 1.1 -10.5 270 59 291.3 291.7 280.6 298.2 2.32 11 500 5400 -24.5 -27.2 78 2.7 -24.9 270 61 303.2 303.3 283.7 305.9 0.82 12 481 5681 -25.9 -28.7 77 2.8 -26.3 268 59 304.8 305.0 284.3 307.3 0.74 13 473 5802 -26.9 -29.5 79 2.6 -27.3 267 59 305.0 305.2 284.3 307.4 0.70 14 400 6990 -35.3 -37.8 78 2.5 -35.5 265 66 309.1 309.2 285.5 310.4 0.37 15 381 7328 -37.5 -39.9 78 2.4 -37.7 262 74 310.5 310.6 285.9 311.7 0.31 16 366 7606 -38.9 -43.0 65 4.1 -39.2 260 81 312.3 312.3 286.4 313.1 0.23 17 304 8853 -49.5 -54.5 56 5.0 -49.7 269 105 314.4 314.4 287.0 314.7 0.08 18 300 8940 -50.3 -55.1 57 4.8 -50.4 270 107 314.5 314.5 287.0 314.7 0.07 19 250 10100 -59.7 -62.7 68 3.0 -59.7 270 122 317.3 317.3 287.9 317.4 0.03 20 248 10150 -60.2 -63.1 68 2.9 -60.2 270 122 317.4 317.4 287.9 317.5 0.03 21 244 10251 -61.1 -63.9 69 2.8 -61.2 270 122 317.4 317.4 287.9 317.5 0.03 22 240 10353 -61.3 -64.0 70 2.7 -61.3 270 122 318.6 318.6 288.3 318.7 0.03 23 237 10430 -61.7 -65.5 60 3.8 -61.7 270 115 319.2 319.2 288.5 319.3 0.02 24 232 10562 -60.5 -73.5 17 13.0 -60.6 270 113 323.0 323.0 289.6 323.0 0.01 25 229 10643 -58.9 -76.9 8 18.0 -59.0 270 112 326.6 326.6 290.7 326.6 0.00 26 220 10893 -60.5 -74.5 14 14.0 -60.6 273 109 327.9 327.9 291.1 327.9 0.01 27 207 11274 -57.3 -78.3 5 21.0 -57.5 277 104 338.7 338.7 294.0 338.7 0.00 28 200 11490 -57.7 -78.7 5 21.0 -57.9 280 101 341.4 341.4 294.7 341.4 0.00 29 196 11618 -56.9 -79.9 4 23.0 -57.1 281 99 344.6 344.6 295.4 344.7 0.00 30 190 11815 -57.7 -79.7 4 22.0 -57.9 283 95 346.4 346.4 295.8 346.5 0.00 31 158 12995 -53.1 -83.1 1 30.0 -53.5 288 77 373.0 373.0 301.1 373.0 0.00 32 150 13330 -53.7 -83.7 1 30.0 -54.1 285 73 377.5 377.5 301.9 377.6 0.00 33 136 13955 -56.1 -84.1 2 28.0 -56.5 282 72 384.0 384.0 302.9 384.0 0.00 34 126 14443 -52.5 -84.5 1 32.0 -53.1 289 68 399.0 399.0 305.0 399.0 0.00 35 118 14864 -54.7 -84.7 1 30.0 -55.2 297 65 402.5 402.5 305.5 402.5 0.00 36 113 15140 -53.9 -84.9 1 31.0 -54.4 303 63 409.0 409.0 306.4 409.0 0.00 37 100 15920 -55.9 -85.9 1 30.0 -56.4 295 47 419.7 419.7 307.7 419.7 0.00 38 96 16180 -56.5 -86.5 1 30.0 -57.0 295 48 423.5 423.5 308.1 423.5 0.00 39 85 16961 -52.7 -85.7 1 33.0 -53.5 304 49 446.2 446.2 310.5 446.2 0.00 40 75 17762 -57.7 -86.7 1 29.0 -58.2 308 46 451.9 451.9 311.0 452.0 0.00 41 70 18200 -55.5 -86.5 1 31.0 -56.2 300 48 465.7 465.7 312.3 465.7 0.00 42 52 20115 -50.5 -85.5 1 35.0 -52.1 330 53 518.6 518.6 316.2 518.6 0.01 43 50 20370 -51.5 -86.5 1 35.0 -53.0 315 53 522.1 522.1 316.4 522.1 0.00 44 48 20634 -51.9 -86.9 1 35.0 -53.4 311 53 527.3 527.3 316.8 527.3 0.00 45 46 20911 -48.5 -85.5 1 37.0 -50.6 318 49 541.9 541.9 317.6 542.0 0.01 46 30 23680 -54.7 -87.7 1 33.0 -56.3 305 36 595.5 595.5 320.4 595.6 0.01 47 27 24350 -57.5 -88.5 1 31.0 -58.8 310 38 605.9 605.9 320.9 605.9 0.01 48 24 25099 -54.7 -88.7 1 34.0 -56.7 338 42 634.8 634.8 322.1 634.8 0.01 49 23 25376 -47.7 -85.7 0 38.0 -51.5 333 34 663.1 663.1 323.2 663.2 0.01 50 20 26290 -52.3 -87.3 1 35.0 -55.2 335 18 676.1 676.1 323.6 676.2 0.01 51 19 26623 -52.3 -87.3 1 35.0 -55.3 322 22 686.1 686.1 324.0 686.2 0.01 52 17 27350 -49.3 -86.3 1 37.0 -53.4 348 26 717.9 717.9 325.0 718.0 0.01 53 16 27747 -51.5 -87.5 1 36.0 -55.1 40 16 723.3 723.3 325.1 723.3 0.01 54 16 27747 -47.7 -86.7 0 39.0 -52.6 40 16 735.7 735.7 325.6 735.8 0.01 55 15 28175 -46.5 -85.5 0 39.0 -52.1 28 6 753.3 753.4 326.0 753.5 0.02 56 10 30830 -53.7 -87.7 1 34.0 -57.8 10 44 819.1 819.1 327.7 819.2 0.02 57 9.3 31294 -55.7 -89.7 1 34.0 -59.3 828.7 828.7 327.9 828.8 0.01 58 8.4 31947 -52.9 -88.9 1 36.0 -57.8 864.1 864.1 328.7 864.3 0.02 59 5.4 34751 -60.1 -90.1 1 30.0 -63.7 948.5 948.5 330.3 948.7 0.02 TRP 237 10430 -61.7 -65.5 60 3.8 -61.7 270 115 319.2 319.2 288.5 319.3 0.02 WND 248 10150 -60.2 -63.1 68 2.9 -60.2 270 122 317.4 317.4 287.9 317.5 0.03 Sounding variables and indices 1000-500 mb thick: 5370.00 m Freezing level: 842.70 mb = 1427.72 m = 4684.08 ft Wetbulb zero: 905.83 mb = 841.36 m = 2760.34 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 81.13 % Est. max temperature: 8.95 C = 48.11 F Sfc-Lift cond lev (LCL): 864.80 mb = 1216.41 m = 3990.81 ft T: 1.86 C 700-500 lapse rate: 5.71 C/km ThetaE index: 0.13 C Layer 902.0- 893.0 mb Conv cond level (CCL): 758.19 mb = 2260.62 m = 7416.66 ft Mean mixing ratio: 3.02 g/kg Conv temperature: 9.44 C = 48.99 F Cap Strength: 2.89 C Lifted Index: 8.76 C Risk: None Lifted Index @300 mb: 14.54 C Lifted Index @700 mb: 2.89 C Showalter Index: 8.12 C Risk: None Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 18.10 C K Index: 17.60 Risk: < 20 % chance of thunderstorms Sweat Index: 252.39 Risk: None Energy Index: 2.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.15 J/kg Max Up Vert Vel: 6.19 m/s Conv Inhibition (B-): 68620.02 J/kg Cap Strength: 8.68 C Lift Cond Lev (LCL): 791.12 mb = 1925.06 m = 6315.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 289 at 37 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 ---------------------------------------------------------- 0 933 691 180 6 0.0 6.0 | 118 40 -35.1 18.4 1 925 672 180 13 0.0 13.0 | 126 43 -35.1 25.4 2 898 914 185 30 2.6 29.9 | 142 53 -32.5 42.3 3 864 1219 205 30 12.7 27.2 | 150 45 -22.4 39.6 4 850 1356 215 32 18.4 26.2 | 157 42 -16.8 38.6 5 800 1829 235 33 27.0 18.9 | 166 32 -8.1 31.3 6 770 2134 245 32 29.0 13.5 | 167 27 -6.1 25.9 7 741 2438 255 40 38.6 10.4 | 189 23 3.5 22.7 8 712 2743 260 53 52.2 9.2 | 218 28 17.1 21.6 9 700 2880 270 59 59.0 -0.0 | 243 27 23.9 12.4 10 684 3048 270 59 59.0 -0.0 | 243 27 23.9 12.4 11 631 3658 265 55 54.8 4.8 | 229 26 19.7 17.2 12 582 4267 265 55 54.8 4.8 | 229 26 19.7 17.2 13 536 4877 265 57 56.8 5.0 | 231 28 21.7 17.3 14 500 5400 270 61 61.0 -0.0 | 244 29 25.9 12.4 15 453 6096 265 57 56.8 5.0 | 231 28 21.7 17.3 16 416 6706 265 60 59.8 5.2 | 234 30 24.6 17.6 17 400 6990 265 66 65.7 5.8 | 239 36 30.6 18.1 18 364 7620 260 82 80.8 14.2 | 240 53 45.6 26.6 19 300 8940 270 107 107.0 -0.0 | 260 73 71.9 12.4 20 291 9144 270 108 108.0 -0.0 | 260 74 72.9 12.4 21 277 9449 270 118 118.0 -0.0 | 262 84 82.9 12.4 22 250 10100 270 122 122.0 -0.0 | 262 88 86.9 12.4 23 248 10150 270 122 122.0 -0.0 | 262 88 86.9 12.4 24 240 10363 270 122 122.0 -0.0 | 262 88 86.9 12.4 25 237 10430 270 115 115.0 -0.0 | 261 81 79.9 12.4 26 228 10668 270 112 112.0 -0.0 | 261 78 76.9 12.4 27 200 11490 280 101 99.5 -17.5 | 275 65 64.3 -5.2 28 163 12802 290 79 74.2 -27.0 | 291 42 39.1 -14.6 29 150 13330 285 73 70.5 -18.9 | 280 36 35.4 -6.5 30 148 13411 295 80 72.5 -33.8 | 300 43 37.4 -21.4 31 135 14021 280 71 69.9 -12.3 | 270 35 34.8 0.0 32 111 15240 305 62 50.8 -35.6 | 326 28 15.7 -23.2 33 106 15545 310 58 44.4 -37.3 | 340 27 9.3 -24.9 34 100 15920 295 47 42.6 -19.9 | 315 11 7.5 -7.5 35 96 16154 295 47 42.6 -19.9 | 315 11 7.5 -7.5 36 92 16459 290 56 52.6 -19.2 | 291 19 17.5 -6.8 37 80 17374 315 44 31.1 -31.1 | 12 19 -4.0 -18.7 38 70 18200 300 48 41.6 -24.0 | 331 13 6.4 -11.6 39 69 18288 295 41 37.2 -17.3 | 338 5 2.0 -5.0 40 63 18898 310 52 39.8 -33.4 | 347 22 4.7 -21.0 41 57 19507 305 52 42.6 -29.8 | 337 19 7.5 -17.4 42 52 20117 330 53 26.5 -45.9 | 14 35 -8.6 -33.5 43 50 20370 315 53 37.5 -37.5 | 355 25 2.4 -25.1 44 47 20726 310 53 40.6 -34.1 | 346 22 5.5 -21.7 45 43 21336 335 41 17.3 -37.2 | 36 31 -17.8 -24.8 46 37 22250 340 37 12.7 -34.8 | 45 32 -22.5 -22.4 47 36 22555 310 29 22.2 -18.6 | 64 14 -12.9 -6.3 48 34 22860 335 30 12.7 -27.2 | 57 27 -22.4 -14.8 49 31 23470 310 25 19.2 -16.1 | 77 16 -16.0 -3.7 50 30 23680 305 36 29.5 -20.6 | 34 10 -5.6 -8.3 51 28 24079 305 37 30.3 -21.2 | 29 10 -4.8 -8.8 52 27 24384 310 38 29.1 -24.4 | 27 13 -6.0 -12.0 53 24 24994 340 45 15.4 -42.3 | 33 36 -19.7 -29.9 54 21 25908 325 19 10.9 -15.6 | 83 24 -24.2 -3.2 55 20 26290 335 18 7.6 -16.3 | 82 28 -27.5 -3.9 56 19 26518 315 20 14.1 -14.1 | 85 21 -21.0 -1.8 57 18 27127 355 29 2.5 -28.9 | 63 37 -32.6 -16.5 58 17 27432 345 25 6.5 -24.1 | 68 31 -28.7 -11.8 59 16 27737 40 16 -10.3 -12.3 | 90 45 -45.4 0.1 60 15 28042 50 10 -7.7 -6.4 | 98 43 -42.8 5.9 61 15 28346 0 0 -0.0 -0.0 | 109 37 -35.1 12.4 62 14 28651 25 10 -4.2 -9.1 | 95 39 -39.4 3.3 63 13 28956 25 8 -3.4 -7.3 | 98 39 -38.5 5.1 64 13 29261 40 17 -10.9 -13.0 | 89 46 -46.1 -0.6 65 12 29566 20 32 -10.9 -30.1 | 69 49 -46.1 -17.7 66 10 30830 10 44 -7.6 -43.3 | 54 53 -42.8 -31.0 Wind Parameters Mean winds (0-6000m): 259.4 at 49.7 knts Storm direction: 289.4 at 37.2 knts Shear (0-3000m) pos: 10.2 neg: 0.8 tot: 11.0 10-3/s Storm rel Dir Shear (0-3000m): 101.5 deg Storm rel helicity (0-3000m) pos: 596.5 neg: -44.3 tot: 552.2 m^2/s^2 ave: 184.1 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 15.3 stream: 10.0 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.06 Bulk Shear: 296.14 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 ------------------------------------------------------------------------------- 500 190 26 142 49| 18.2 0.0 18.2|246.2 0.0 246.2 492.4 0.79| 24.9 19.6 1000 205 29 150 45| 13.2 0.0 13.2|351.5 0.0 351.5 351.5 0.74| 20.0 14.7 1500 218 30 156 40| 10.5 0.0 10.5|382.3 0.0 382.3 254.8 0.66| 17.0 11.1 2000 230 33 164 35| 12.9 0.0 12.9|501.8 0.0 501.8 250.9 0.74| 17.8 13.1 2500 242 38 177 30| 12.2 0.0 12.2|596.5 -10.6 585.9 234.3 0.75| 17.3 13.0 3000 248 41 187 28| 10.2 0.8 11.0|596.5 -44.3 552.2 184.1 0.65| 15.3 10.0 4000 254 45 198 26| 7.6 0.5 8.2|602.1 -44.3 557.9 139.5 0.65| 11.6 7.6 5000 258 48 207 25| 6.5 0.4 6.9|651.8 -63.9 587.9 117.6 0.63| 10.3 6.5 6000 259 50 212 25| 5.4 0.6 6.0|663.4 -91.1 572.3 95.4 0.57| 9.1 5.2 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251208.12.gif