UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 6 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 27 SFC 931 691 -1.1 -2.0 94 0.9 -1.4 80 2 277.7 278.3 275.3 287.5 3.54 2 925 656 -1.9 -2.4 96 0.5 -2.1 35 2 277.4 278.0 275.0 286.9 3.46 3 858 1252 -4.3 -4.3 100 0.0 -4.3 155 9 280.9 281.4 276.6 290.0 3.24 4 850 1326 -3.5 -4.3 94 0.8 -3.8 155 8 282.5 283.0 277.5 291.7 3.27 5 820 1609 -5.3 -5.3 100 0.0 -5.3 201 10 283.5 284.0 277.9 292.4 3.14 6 806 1745 -4.3 -6.2 87 1.9 -5.0 204 10 286.0 286.5 278.9 294.6 2.98 7 737 2445 -8.9 -9.0 99 0.1 -8.9 240 12 288.3 288.8 279.6 296.0 2.62 8 720 2626 -8.3 -9.2 93 0.9 -8.6 267 17 290.9 291.4 280.8 298.8 2.64 9 700 2844 -9.3 -11.2 86 1.9 -9.9 280 24 292.2 292.6 281.0 299.1 2.32 10 664 3250 -11.9 -12.9 92 1.0 -12.2 280 29 293.7 294.1 281.4 300.2 2.13 11 643 3495 -13.7 -16.6 79 2.9 -14.5 272 24 294.4 294.7 281.1 299.4 1.62 12 639 3543 -13.3 -22.3 47 9.0 -15.4 268 22 295.4 295.5 280.7 298.5 1.00 13 571 4392 -17.5 -28.5 38 11.0 -19.5 270 23 300.1 300.2 282.3 302.2 0.64 14 509 5240 -24.7 -27.8 75 3.1 -25.2 266 29 301.4 301.5 283.0 303.9 0.76 15 500 5370 -25.5 -29.1 72 3.6 -26.1 265 30 301.9 302.1 283.1 304.2 0.69 16 415 6687 -36.7 -40.6 67 3.9 -37.0 263 34 304.1 304.1 283.4 305.0 0.27 17 400 6940 -38.7 -42.6 67 3.9 -38.9 265 34 304.7 304.7 283.6 305.5 0.22 18 318 8475 -51.7 -56.2 58 4.5 -51.8 269 41 307.3 307.3 284.4 307.5 0.06 19 301 8829 -55.1 -57.5 75 2.4 -55.1 275 43 307.4 307.4 284.4 307.6 0.05 20 300 8850 -55.1 -57.6 74 2.5 -55.1 275 40 307.7 307.7 284.5 307.9 0.05 21 297 8914 -55.7 -60.1 58 4.4 -55.8 275 40 307.7 307.7 284.5 307.9 0.04 22 280 9285 -59.1 -60.5 84 1.4 -59.1 273 38 308.1 308.1 284.7 308.2 0.04 23 276 9375 -59.7 -62.8 67 3.1 -59.7 271 37 308.5 308.5 284.8 308.6 0.03 24 267 9581 -61.1 -63.3 75 2.2 -61.1 275 48 309.4 309.4 285.1 309.5 0.03 25 261 9722 -60.7 -62.8 76 2.1 -60.7 277 50 312.0 312.0 286.1 312.1 0.03 26 254 9891 -59.5 -68.5 30 9.0 -59.6 279 53 316.2 316.2 287.5 316.2 0.01 27 250 9990 -59.3 -70.3 23 11.0 -59.4 280 54 317.9 317.9 288.1 318.0 0.01 28 247 10065 -59.3 -70.3 23 11.0 -59.4 280 56 319.0 319.0 288.4 319.1 0.01 29 235 10379 -55.7 -77.7 5 22.0 -55.9 280 65 329.0 329.0 291.5 329.0 0.00 30 225 10656 -55.1 -78.1 4 23.0 -55.4 280 73 334.1 334.1 292.8 334.1 0.00 31 219 10828 -55.7 -77.7 5 22.0 -55.9 281 72 335.7 335.7 293.3 335.7 0.00 32 209 11127 -52.9 -79.9 2 27.0 -53.2 283 71 344.6 344.6 295.4 344.6 0.00 33 202 11346 -53.7 -79.7 3 26.0 -54.0 285 69 346.7 346.7 295.9 346.8 0.00 34 200 11410 -53.5 -80.5 2 27.0 -53.8 285 69 348.0 348.0 296.2 348.1 0.00 35 183 11983 -52.5 -80.8 2 28.3 -52.9 295 76 358.7 358.7 298.4 358.7 0.00 36 174 12310 -51.9 -80.9 2 29.0 -52.4 294 75 364.8 364.8 299.6 364.8 0.00 37 150 13270 -52.7 -82.7 1 30.0 -53.2 290 65 379.3 379.3 302.1 379.3 0.00 38 114 15042 -53.5 -84.5 1 31.0 -54.1 295 65 408.7 408.7 306.3 408.8 0.00 39 104 15636 -51.5 -84.5 1 33.0 -52.2 295 59 423.4 423.4 308.1 423.5 0.00 40 100 15890 -52.7 -84.7 1 32.0 -53.4 295 55 425.9 425.9 308.4 425.9 0.00 41 96 16153 -52.3 -84.3 1 32.0 -53.1 295 55 431.7 431.7 309.0 431.7 0.00 42 90 16568 -54.5 -85.5 1 31.0 -55.1 292 57 435.3 435.3 309.4 435.4 0.00 43 76 17657 -51.1 -85.1 1 34.0 -52.2 309 47 464.0 464.0 312.1 464.0 0.00 44 70 18190 -51.9 -84.9 1 33.0 -52.9 305 45 473.4 473.4 312.9 473.4 0.00 45 52 20107 -53.9 -85.9 1 32.0 -55.0 295 37 510.7 510.7 315.7 510.7 0.00 46 50 20360 -51.5 -85.5 1 34.0 -52.9 300 39 522.1 522.1 316.4 522.1 0.01 47 43 21346 -48.1 -84.1 1 36.0 -50.4 305 47 553.5 553.5 318.3 553.5 0.01 48 37 22328 -51.7 -85.7 1 34.0 -53.5 321 36 568.6 568.6 319.1 568.6 0.01 49 30 23690 -50.7 -85.7 1 35.0 -53.1 345 26 606.4 606.4 320.9 606.5 0.01 50 27 24379 -49.7 -85.7 1 36.0 -52.6 350 32 627.8 627.8 321.8 627.8 0.01 51 24 25146 -52.7 -86.7 1 34.0 -55.1 355 22 640.6 640.6 322.3 640.6 0.01 52 22 25714 -48.5 -85.5 1 37.0 -52.2 4 36 669.2 669.2 323.4 669.3 0.01 53 20 26340 -50.1 -86.1 1 36.0 -53.5 30 24 682.8 682.8 323.9 682.9 0.01 54 19 26675 -50.9 -86.9 1 36.0 -54.2 32 23 690.4 690.4 324.1 690.5 0.01 55 13 29177 -46.3 -85.3 0 39.0 -52.4 32 27 785.5 785.5 326.9 785.7 0.02 56 12 29707 -48.3 -86.3 0 38.0 -53.9 35 29 796.6 796.6 327.1 796.8 0.02 57 10 30920 -44.5 -84.5 0 40.0 -52.5 25 42 853.4 853.5 328.5 853.7 0.03 58 7.5 32837 -46.9 -85.9 0 39.0 -54.9 916.9 916.9 329.8 917.2 0.03 59 6.4 33896 -43.3 -83.3 0 40.0 -53.9 974.7 974.7 330.8 975.4 0.06 60 5.2 35292 -43.9 -83.9 0 40.0 -55.1 1031.7 1031.7 331.6 1032.4 0.07 TRP 267 9581 -61.1 -63.3 75 2.2 -61.1 275 48 309.4 309.4 285.1 309.5 0.03 WND 183 11983 -52.5 -80.8 2 28.3 -52.9 295 76 358.7 358.7 298.4 358.7 0.00 Sounding variables and indices 1000-500 mb thick: 5343.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 76.40 % Est. max temperature: 7.85 C = 46.13 F Sfc-Lift cond lev (LCL): 917.82 mb = 717.73 m = 2354.72 ft T: -2.15 C 700-500 lapse rate: 6.41 C/km ThetaE index: 0.53 C Layer 925.0- 858.0 mb Conv cond level (CCL): 873.96 mb = 1105.84 m = 3628.05 ft Mean mixing ratio: 3.32 g/kg Conv temperature: 1.20 C = 34.17 F Cap Strength: 10.96 C Lifted Index: 11.28 C Risk: None Lifted Index @300 mb: 13.08 C Lifted Index @700 mb: 6.79 C Showalter Index: 9.43 C Risk: None Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 21.20 C K Index: 15.80 Risk: < 20 % chance of thunderstorms Sweat Index: 46.00 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.46 J/kg Max Up Vert Vel: 6.40 m/s Conv Inhibition (B-): 64900.20 J/kg Cap Strength: 11.09 C Lift Cond Lev (LCL): 874.42 mb = 1101.73 m = 3614.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 292 at 16 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 ---------------------------------------------------------- 0 931 691 80 2 -2.0 -0.3 | 108 18 -16.9 5.6 1 925 656 35 2 -1.1 -1.6 | 105 17 -16.1 4.3 2 895 914 125 2 -1.6 1.1 | 113 18 -16.6 7.1 3 862 1219 155 9 -3.8 8.2 | 127 23 -18.8 14.1 4 850 1326 155 8 -3.4 7.3 | 126 23 -18.3 13.2 5 829 1524 200 10 3.4 9.4 | 143 19 -11.5 15.3 6 797 1829 205 10 4.2 9.1 | 144 18 -10.7 15.0 7 767 2134 215 11 6.3 9.0 | 150 17 -8.6 14.9 8 737 2438 240 12 10.4 6.0 | 159 13 -4.6 11.9 9 709 2743 285 21 20.3 -5.4 | 265 5 5.3 0.5 10 700 2844 280 24 23.6 -4.2 | 259 9 8.7 1.8 11 654 3353 280 30 29.5 -5.2 | 267 15 14.6 0.7 12 628 3658 260 16 15.8 2.8 | 185 9 0.8 8.7 13 603 3962 255 21 20.3 5.4 | 205 13 5.3 11.4 14 579 4267 270 22 22.0 -0.0 | 230 9 7.0 5.9 15 534 4877 270 26 26.0 -0.0 | 242 13 11.0 5.9 16 500 5370 265 30 29.9 2.6 | 240 17 14.9 8.5 17 451 6096 260 34 33.5 5.9 | 237 22 18.5 11.8 18 400 6940 265 34 33.9 3.0 | 245 21 18.9 8.9 19 361 7620 260 37 36.4 6.4 | 240 25 21.5 12.4 20 345 7925 260 38 37.4 6.6 | 241 26 22.5 12.5 21 300 8839 275 43 42.8 -3.7 | 266 28 27.9 2.2 22 300 8850 275 40 39.8 -3.5 | 264 25 24.9 2.4 23 286 9144 275 39 38.9 -3.4 | 264 24 23.9 2.5 24 273 9449 270 37 37.0 -0.0 | 255 23 22.0 5.9 25 267 9581 275 48 47.8 -4.2 | 267 33 32.9 1.7 26 250 9990 280 54 53.2 -9.4 | 275 38 38.2 -3.4 27 225 10668 280 73 71.9 -12.7 | 277 57 56.9 -6.7 28 200 11410 285 69 66.6 -17.9 | 283 53 51.7 -11.9 29 183 11983 295 76 68.9 -32.1 | 296 60 53.9 -26.2 30 177 12192 295 76 68.9 -32.1 | 296 60 53.9 -26.2 31 150 13270 290 65 61.1 -22.2 | 289 49 46.1 -16.3 32 111 15240 295 65 58.9 -27.5 | 296 49 44.0 -21.5 33 100 15890 295 55 49.8 -23.2 | 296 39 34.9 -17.3 34 96 16154 295 55 49.8 -23.2 | 296 39 34.9 -17.3 35 92 16459 290 61 57.3 -20.9 | 289 45 42.4 -14.9 36 87 16764 295 49 44.4 -20.7 | 297 33 29.5 -14.8 37 79 17374 300 61 52.8 -30.5 | 303 45 37.9 -24.6 38 76 17678 310 46 35.2 -29.6 | 319 31 20.3 -23.6 39 70 18190 305 45 36.9 -25.8 | 312 30 21.9 -19.9 40 66 18593 295 43 39.0 -18.2 | 297 27 24.0 -12.2 41 57 19507 300 29 25.1 -14.5 | 310 13 10.2 -8.6 42 54 19812 305 45 36.9 -25.8 | 312 30 21.9 -19.9 43 52 20117 295 37 33.5 -15.6 | 298 21 18.6 -9.7 44 50 20360 300 39 33.8 -19.5 | 306 23 18.8 -13.6 45 50 20422 315 46 32.5 -32.5 | 327 32 17.6 -26.6 46 45 21031 300 53 45.9 -26.5 | 304 37 30.9 -20.6 47 43 21336 305 47 38.5 -27.0 | 312 32 23.5 -21.0 48 41 21641 325 36 20.6 -29.5 | 346 24 5.7 -23.6 49 36 22555 320 36 23.1 -27.6 | 339 23 8.2 -21.6 50 33 23165 350 25 4.3 -24.6 | 30 21 -10.6 -18.7 51 30 23690 345 26 6.7 -25.1 | 23 21 -8.2 -19.2 52 30 23774 350 36 6.3 -35.5 | 16 31 -8.7 -29.5 53 28 24079 350 23 4.0 -22.7 | 33 20 -11.0 -16.7 54 27 24384 350 32 5.6 -31.5 | 20 27 -9.4 -25.6 55 26 24689 10 30 -5.2 -29.5 | 40 31 -20.2 -23.6 56 23 25298 350 20 3.5 -19.7 | 40 18 -11.5 -13.8 57 21 25908 10 43 -7.5 -42.3 | 32 43 -22.4 -36.4 58 20 26213 30 20 -10.0 -17.3 | 65 27 -25.0 -11.4 59 20 26340 30 24 -12.0 -20.8 | 61 31 -27.0 -14.9 60 19 26518 40 22 -14.1 -16.9 | 69 31 -29.1 -10.9 61 18 27127 10 24 -4.2 -23.6 | 47 26 -19.1 -17.7 62 17 27432 15 26 -6.7 -25.1 | 48 29 -21.7 -19.2 63 16 27737 10 17 -3.0 -16.7 | 59 21 -17.9 -10.8 64 15 28346 35 25 -14.3 -20.5 | 64 33 -29.3 -14.6 65 14 28651 20 27 -9.2 -25.4 | 51 31 -24.2 -19.4 66 12 29566 40 27 -17.4 -20.7 | 65 36 -32.3 -14.8 67 11 30175 20 36 -12.3 -33.8 | 44 39 -27.3 -27.9 68 10 30920 25 42 -17.7 -38.1 | 45 46 -32.7 -32.1 Wind Parameters Mean winds (0-6000m): 261.6 at 21.4 knts Storm direction: 291.6 at 16.1 knts Shear (0-3000m) pos: 5.0 neg: 2.4 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 82.8 deg Storm rel helicity (0-3000m) pos: 125.5 neg: -38.7 tot: 86.8 m^2/s^2 ave: 28.9 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.27 Bulk Shear: 75.09 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 ------------------------------------------------------------------------------- 500 136 4 116 20| 9.3 0.0 9.3| 35.9 0.0 35.9 71.7 0.73| 9.6 7.0 1000 170 6 127 20| 6.1 0.0 6.1| 74.2 0.0 74.2 74.2 0.78| 9.0 7.0 1500 189 8 135 19| 4.5 0.0 4.5| 85.7 0.0 85.7 57.1 0.77| 7.2 5.5 2000 212 9 144 17| 5.3 0.0 5.3|116.3 0.0 116.3 58.1 0.76| 9.7 7.4 2500 244 12 162 12| 6.0 0.0 6.0|124.5 -0.5 123.9 49.6 0.69| 9.8 6.7 3000 255 15 175 10| 5.0 2.4 7.4|125.5 -38.7 86.8 28.9 0.29| 11.0 3.2 4000 259 16 187 9| 4.9 1.8 6.7|151.5 -38.7 112.8 28.2 0.37| 9.8 3.6 5000 262 19 203 9| 3.9 1.3 5.2|153.4 -42.1 111.2 22.2 0.33| 8.7 2.9 6000 262 21 215 11| 3.3 1.2 4.5|164.4 -45.4 119.1 19.8 0.33| 7.7 2.5 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20251206.12.gif