UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:0000Z 2 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 125 SFC 943 691 0.6 -1.7 85 2.3 -0.3 160 3 278.4 279.0 275.7 288.3 3.58 2 925 755 -0.7 -2.2 90 1.5 -1.3 175 10 278.6 279.2 275.8 288.3 3.51 3 899 982 -2.5 -2.8 98 0.3 -2.6 201 17 279.0 279.6 275.9 288.6 3.46 4 880 1153 0.8 -1.0 88 1.8 0.0 240 20 284.2 284.8 279.3 295.6 4.04 5 862 1319 1.4 -0.6 87 2.0 0.5 260 22 286.5 287.2 280.7 298.5 4.24 6 855 1385 1.0 -0.6 89 1.6 0.3 263 23 286.7 287.5 280.8 298.9 4.28 7 850 1432 0.6 -0.7 91 1.3 0.0 265 23 286.8 287.5 280.8 299.0 4.27 8 822 1700 -1.3 -1.3 100 0.0 -1.3 278 30 287.5 288.3 281.1 299.6 4.23 9 728 2661 -6.1 -6.2 99 0.1 -6.1 305 28 292.4 293.0 282.3 302.2 3.30 10 700 2967 -8.1 -8.4 98 0.3 -8.2 300 28 293.5 294.0 282.3 302.1 2.90 11 616 3946 -15.1 -17.9 79 2.8 -15.8 304 37 296.4 296.7 281.8 301.1 1.52 12 532 5038 -22.7 -24.5 85 1.8 -23.1 283 37 300.0 300.2 282.7 303.2 0.99 13 500 5490 -25.9 -28.8 77 2.9 -26.3 285 42 301.5 301.6 282.9 303.8 0.71 14 458 6121 -30.3 -34.6 66 4.3 -30.8 280 40 303.6 303.7 283.4 305.1 0.44 15 422 6699 -35.1 -40.1 60 5.0 -35.5 287 34 304.7 304.7 283.7 305.6 0.28 16 407 6950 -37.5 -41.0 70 3.5 -37.8 289 32 304.7 304.8 283.7 305.6 0.26 17 400 7070 -38.7 -42.9 64 4.2 -39.0 290 33 304.7 304.7 283.6 305.5 0.22 18 383 7365 -41.1 -46.1 58 5.0 -41.3 290 35 305.3 305.4 283.8 305.9 0.16 19 380 7419 -41.7 -45.5 66 3.8 -41.9 290 35 305.2 305.3 283.7 305.9 0.17 20 351 7949 -46.5 -52.5 50 6.0 -46.7 287 38 305.8 305.8 283.8 306.1 0.08 21 343 8101 -47.7 -51.5 65 3.8 -47.9 286 38 306.2 306.2 284.0 306.5 0.10 22 322 8513 -51.5 -56.1 58 4.6 -51.6 282 39 306.5 306.5 284.1 306.7 0.06 23 312 8717 -52.9 -55.2 76 2.3 -52.9 280 40 307.3 307.3 284.4 307.6 0.07 24 309 8779 -52.5 -62.5 29 10.0 -52.7 279 41 308.7 308.7 284.9 308.8 0.03 25 307 8821 -51.7 -67.7 13 16.0 -52.0 278 42 310.4 310.4 285.5 310.5 0.01 26 301 8948 -50.9 -70.9 8 20.0 -51.2 275 45 313.3 313.3 286.5 313.3 0.01 27 300 8970 -50.9 -70.9 8 20.0 -51.2 275 45 313.6 313.6 286.6 313.6 0.01 28 295 9079 -50.1 -72.1 6 22.0 -50.4 275 45 316.3 316.3 287.5 316.3 0.01 29 285 9304 -51.3 -71.3 7 20.0 -51.6 272 47 317.7 317.7 288.0 317.7 0.01 30 268 9705 -48.7 -73.7 4 25.0 -49.1 266 51 327.1 327.1 290.9 327.1 0.01 31 250 10160 -49.7 -73.7 4 24.0 -50.1 275 54 332.2 332.2 292.3 332.2 0.01 32 233 10620 -50.5 -76.5 3 26.0 -50.9 284 45 337.7 337.7 293.7 337.7 0.00 33 208 11363 -48.9 -78.9 2 30.0 -49.4 273 54 351.4 351.4 296.9 351.4 0.00 34 200 11620 -49.3 -79.3 2 30.0 -49.8 290 46 354.7 354.7 297.6 354.7 0.00 35 179 12349 -49.9 -81.9 1 32.0 -50.4 294 35 365.2 365.2 299.7 365.2 0.00 36 163 12965 -48.5 -81.5 1 33.0 -49.2 291 40 377.4 377.4 301.8 377.4 0.00 37 155 13295 -50.3 -82.3 1 32.0 -50.9 284 35 379.8 379.8 302.2 379.8 0.00 38 150 13510 -50.1 -83.1 1 33.0 -50.7 290 44 383.7 383.7 302.8 383.8 0.00 39 144 13777 -49.7 -82.7 1 33.0 -50.4 293 48 388.9 388.9 303.6 389.0 0.00 40 138 14054 -50.9 -82.9 1 32.0 -51.5 293 50 391.6 391.6 304.0 391.6 0.00 41 127 14595 -49.9 -84.9 1 35.0 -50.7 296 39 402.8 402.8 305.6 402.8 0.00 42 102 16004 -57.1 -86.1 1 29.0 -57.5 311 25 415.0 415.0 307.1 415.1 0.00 43 100 16130 -54.7 -85.7 1 31.0 -55.2 300 27 422.0 422.0 308.0 422.1 0.00 44 96 16391 -55.3 -86.3 1 31.0 -55.8 280 28 425.8 425.8 308.4 425.8 0.00 45 86 17100 -51.1 -85.1 1 34.0 -52.1 305 38 447.9 447.9 310.7 447.9 0.00 46 75 17984 -54.3 -86.3 1 32.0 -55.1 330 22 459.1 459.1 311.7 459.1 0.00 47 70 18430 -51.3 -85.3 1 34.0 -52.4 300 37 474.6 474.6 313.0 474.7 0.00 48 65 18913 -48.5 -84.5 1 36.0 -50.1 331 40 490.9 490.9 314.3 490.9 0.00 49 57 19771 -50.7 -85.7 1 35.0 -52.1 2 29 504.7 504.7 315.3 504.7 0.00 50 50 20630 -47.3 -84.3 1 37.0 -49.5 350 27 532.0 532.0 317.1 532.0 0.01 51 36 22829 -41.7 -82.7 0 41.0 -46.2 5 37 598.9 598.9 320.6 599.0 0.01 52 30 24060 -43.5 -83.5 0 40.0 -47.9 15 43 626.1 626.1 321.7 626.1 0.01 53 20 26770 -46.3 -85.3 0 39.0 -51.0 30 58 694.5 694.5 324.3 694.6 0.01 54 17 27851 -45.1 -85.1 0 40.0 -50.8 32 50 731.3 731.4 325.4 731.5 0.02 55 13 29619 -50.3 -87.3 0 37.0 -54.9 50 45 771.7 771.7 326.5 771.8 0.01 56 10 31340 -47.7 -86.7 0 39.0 -54.2 50 66 841.5 841.5 328.2 841.7 0.02 57 9.0 32035 -48.3 -87.0 0 38.7 -54.9 65 71 864.8 864.8 328.7 865.0 0.02 58 7.4 33320 -49.5 -87.5 0 38.0 -56.3 909.8 909.9 329.6 910.1 0.02 TRP 312 8717 -52.9 -55.2 76 2.3 -52.9 280 40 307.3 307.3 284.4 307.6 0.07 WND 9.0 32035 -48.3 -87.0 0 38.7 -54.9 65 71 864.8 864.8 328.7 865.0 0.02 Sounding variables and indices 1000-500 mb thick: 5365.00 m Freezing level: 934.69 mb = 720.54 m = 2363.94 ft Freezing level: 884.61 mb = 1111.52 m = 3646.67 ft Freezing level: 841.16 mb = 1516.71 m = 4976.03 ft Wetbulb zero: Below ground Precipitable water: 0.51 inches Sfc-500 mean rel hum: 89.68 % Est. max temperature: 11.02 C = 51.83 F Sfc-Lift cond lev (LCL): 909.72 mb = 887.74 m = 2912.51 ft T: -1.75 C 700-500 lapse rate: 7.06 C/km ThetaE index: 1.05 C Layer 700.0- 532.0 mb Conv cond level (CCL): 917.99 mb = 815.61 m = 2675.84 ft Mean mixing ratio: 3.82 g/kg Conv temperature: 0.92 C = 33.65 F Cap Strength: 7.57 C Lifted Index: 8.24 C Risk: None Lifted Index @300 mb: 14.82 C Lifted Index @700 mb: 5.71 C Showalter Index: 3.79 C Risk: None Total Totals Index: 51.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 25.20 C K Index: 25.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 142.00 Risk: None Energy Index: 0.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.84 J/kg Max Up Vert Vel: 8.58 m/s Conv Inhibition (B-): 70211.76 J/kg Cap Strength: 8.21 C Lift Cond Lev (LCL): 872.58 mb = 1221.05 m = 4006.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 24 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 ---------------------------------------------------------- 0 943 691 160 3 -1.0 2.8 | 140 27 -17.3 20.6 1 925 755 175 10 -0.9 10.0 | 148 33 -17.2 27.7 2 907 914 185 16 1.4 15.9 | 156 37 -14.9 33.7 3 873 1219 255 21 20.3 5.4 | 190 24 4.0 23.2 4 850 1432 265 23 22.9 2.0 | 199 21 6.6 19.8 5 808 1829 285 33 31.9 -8.5 | 239 18 15.6 9.2 6 778 2134 295 34 30.8 -14.4 | 257 15 14.5 3.4 7 748 2438 305 27 22.1 -15.5 | 249 6 5.8 2.3 8 720 2743 305 28 22.9 -16.1 | 256 7 6.6 1.7 9 700 2967 300 28 24.2 -14.0 | 245 9 8.0 3.8 10 638 3658 295 30 27.2 -12.7 | 245 12 10.9 5.1 11 613 3962 305 38 31.1 -21.8 | 285 15 14.8 -4.0 12 589 4267 295 37 33.5 -15.6 | 263 17 17.2 2.1 13 565 4572 295 40 36.3 -16.9 | 268 20 20.0 0.9 14 543 4877 285 35 33.8 -9.1 | 244 20 17.5 8.7 15 521 5182 280 39 38.4 -6.8 | 244 25 22.1 11.0 16 500 5490 285 42 40.6 -10.9 | 254 25 24.3 6.9 17 459 6096 280 40 39.4 -6.9 | 245 26 23.1 10.8 18 403 7010 290 31 29.1 -10.6 | 241 15 12.8 7.2 19 400 7070 290 33 31.0 -11.3 | 246 16 14.7 6.5 20 368 7620 290 37 34.8 -12.7 | 255 19 18.5 5.1 21 312 8717 280 40 39.4 -6.9 | 245 26 23.1 10.8 22 300 8970 275 45 44.8 -3.9 | 244 32 28.5 13.8 23 292 9144 275 45 44.8 -3.9 | 244 32 28.5 13.8 24 254 10058 260 54 53.2 9.4 | 234 46 36.9 27.1 25 250 10160 275 54 53.8 -4.7 | 251 40 37.5 13.1 26 231 10668 285 44 42.5 -11.4 | 256 27 26.2 6.4 27 221 10973 290 37 34.8 -12.7 | 255 19 18.5 5.1 28 211 11278 270 53 53.0 -0.0 | 244 41 36.7 17.8 29 201 11582 280 57 56.1 -9.9 | 259 41 39.8 7.9 30 200 11620 290 46 43.2 -15.7 | 266 27 26.9 2.0 31 175 12497 295 33 29.9 -13.9 | 254 14 13.6 3.8 32 160 13106 290 42 39.5 -14.4 | 262 23 23.2 3.4 33 152 13411 280 30 29.5 -5.2 | 227 18 13.2 12.6 34 150 13510 290 44 41.3 -15.0 | 264 25 25.1 2.7 35 139 14021 295 51 46.2 -21.6 | 277 30 29.9 -3.8 36 132 14326 270 37 37.0 -0.0 | 229 27 20.7 17.8 37 126 14630 300 39 33.8 -19.5 | 276 18 17.5 -1.7 38 115 15240 300 34 29.4 -17.0 | 267 13 13.1 0.8 39 104 15850 325 23 13.2 -18.8 | 71 3 -3.1 -1.1 40 100 16130 300 27 23.4 -13.5 | 239 8 7.1 4.3 41 100 16154 300 37 32.0 -18.5 | 273 16 15.7 -0.7 42 95 16459 275 25 24.9 -2.2 | 209 18 8.6 15.6 43 86 17069 300 38 32.9 -19.0 | 274 17 16.6 -1.2 44 82 17374 345 34 8.8 -32.8 | 26 17 -7.5 -15.1 45 75 17983 330 22 11.0 -19.1 | 76 5 -5.3 -1.3 46 72 18288 320 25 16.1 -19.2 | 9 1 -0.2 -1.4 47 70 18430 300 37 32.0 -18.5 | 273 16 15.7 -0.7 48 68 18593 300 32 27.7 -16.0 | 261 12 11.4 1.8 49 65 18898 330 40 20.0 -34.6 | 348 17 3.7 -16.9 50 62 19202 345 34 8.8 -32.8 | 26 17 -7.5 -15.1 51 59 19507 345 26 6.7 -25.1 | 52 12 -9.6 -7.3 52 57 19812 5 30 -2.6 -29.9 | 57 22 -18.9 -12.1 53 52 20422 355 23 2.0 -22.9 | 70 15 -14.3 -5.1 54 50 20630 350 27 4.7 -26.6 | 53 15 -11.6 -8.8 55 49 20726 345 29 7.5 -28.0 | 41 13 -8.8 -10.2 56 47 21031 335 32 13.5 -29.0 | 14 12 -2.8 -11.2 57 45 21336 355 32 2.8 -31.9 | 44 20 -13.5 -14.1 58 36 22860 5 37 -3.2 -36.9 | 46 27 -19.5 -19.1 59 33 23470 20 46 -15.7 -43.2 | 52 41 -32.0 -25.5 60 31 23774 10 34 -5.9 -33.5 | 55 27 -22.2 -15.7 61 30 24060 15 43 -11.1 -41.5 | 49 36 -27.4 -23.8 62 27 24689 15 52 -13.5 -50.2 | 43 44 -29.8 -32.5 63 25 25298 10 43 -7.5 -42.3 | 44 34 -23.8 -24.6 64 20 26770 30 58 -29.0 -50.2 | 54 56 -45.3 -32.5 65 20 26822 30 62 -31.0 -53.7 | 53 59 -47.3 -35.9 66 18 27432 30 59 -29.5 -51.1 | 54 57 -45.8 -33.3 67 17 27737 30 49 -24.5 -42.4 | 59 48 -40.8 -24.7 68 15 28651 45 55 -38.9 -38.9 | 69 59 -55.2 -21.1 69 14 28956 40 59 -37.9 -45.2 | 63 61 -54.2 -27.4 70 13 29566 50 44 -33.7 -28.3 | 78 51 -50.0 -10.5 71 10 31340 50 66 -50.6 -42.4 | 70 71 -66.9 -24.7 Wind Parameters Mean winds (0-6000m): 287.5 at 32.1 knts Storm direction: 317.5 at 24.1 knts Shear (0-3000m) pos: 5.2 neg: 0.9 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 109.9 deg Storm rel helicity (0-3000m) pos: 343.6 neg: -5.3 tot: 338.3 m^2/s^2 ave: 112.8 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 13.0 stream: 8.3 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.25 Bulk Shear: 149.66 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 ------------------------------------------------------------------------------- 500 203 14 160 32| 21.3 0.0 21.3|218.9 0.0 218.9 437.8 0.77| 34.8 26.7 1000 245 19 181 26| 16.0 0.0 16.0|293.4 0.0 293.4 293.4 0.80| 25.4 20.3 1500 267 23 200 20| 12.0 0.0 12.0|339.3 0.0 339.3 226.2 0.80| 21.2 17.0 2000 279 24 209 16| 7.8 0.0 7.8|340.2 -2.4 337.8 168.9 0.71| 17.8 12.6 2500 284 25 215 14| 6.2 0.7 6.9|340.4 -5.2 335.1 134.1 0.65| 15.0 9.8 3000 287 26 220 13| 5.2 0.9 6.1|343.6 -5.3 338.3 112.8 0.64| 13.0 8.3 4000 291 29 234 13| 4.7 1.2 5.9|375.6 -44.5 331.1 82.8 0.51| 12.3 6.3 5000 289 31 239 15| 4.1 1.7 5.8|405.7 -79.2 326.5 65.3 0.42| 11.5 4.9 6000 287 32 241 17| 3.2 1.5 4.6|405.8 -99.3 306.4 51.1 0.36| 10.4 3.8 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251202.00.gif