UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for CYXS... Searching the city database file for: CYXS ... Date:1200Z 17 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 199 SFC 952 691 -2.1 -6.8 70 4.7 -3.7 305 1 274.9 275.3 272.1 281.6 2.41 2 935 778 -1.1 -8.1 59 7.0 -3.5 277 6 277.3 277.7 273.2 283.6 2.22 3 931 799 2.2 -10.8 38 13.0 -2.1 270 7 281.0 281.3 274.7 286.2 1.80 4 925 831 3.2 -10.8 35 14.0 -1.6 260 9 282.6 282.9 275.5 287.9 1.81 5 921 866 5.2 -12.8 26 18.0 -0.9 266 11 285.0 285.2 276.5 289.6 1.55 6 883 1210 4.4 -13.6 26 18.0 -1.6 289 12 287.6 287.9 277.7 292.1 1.51 7 850 1518 1.8 -14.2 29 16.0 -3.4 295 14 288.0 288.3 277.9 292.5 1.50 8 834 1671 0.6 -19.4 21 20.0 -5.0 287 14 288.3 288.5 277.3 291.4 0.99 9 769 2314 -5.1 -17.1 38 12.0 -8.5 304 13 289.0 289.2 278.1 292.9 1.30 10 750 2510 -6.1 -25.1 21 19.0 -10.4 307 14 290.0 290.1 277.7 292.0 0.66 11 740 2615 -5.5 -27.5 16 22.0 -10.2 302 15 291.7 291.8 278.3 293.5 0.54 12 700 3049 -7.9 -37.9 7 30.0 -12.8 330 17 293.7 293.8 278.8 294.4 0.21 13 680 3274 -9.3 -41.3 5 32.0 -13.9 328 19 294.6 294.6 279.1 295.1 0.15 14 653 3586 -10.9 -48.9 3 38.0 -15.4 326 22 296.2 296.3 279.8 296.5 0.07 15 633 3824 -12.5 -44.5 5 32.0 -16.6 322 25 297.1 297.1 280.2 297.5 0.12 16 617 4019 -14.1 -15.8 87 1.7 -14.6 322 28 297.4 297.7 282.6 303.0 1.81 17 611 4093 -14.7 -15.7 92 1.0 -15.0 324 30 297.6 297.9 282.7 303.3 1.84 18 604 4180 -15.7 -15.7 100 0.0 -15.7 327 34 297.4 297.7 282.7 303.1 1.86 19 602 4205 -13.9 -14.3 97 0.4 -14.0 328 34 299.7 300.1 283.9 306.3 2.10 20 594 4307 -12.5 -14.5 85 2.0 -13.1 331 38 302.5 302.9 284.9 309.1 2.09 21 573 4581 -13.5 -14.7 91 1.2 -13.9 340 43 304.5 304.9 285.8 311.2 2.13 22 558 4783 -13.5 -18.1 68 4.6 -14.8 347 47 306.8 307.1 286.1 312.1 1.65 23 527 5215 -16.1 -18.1 85 2.0 -16.7 350 56 308.7 309.1 286.9 314.4 1.74 24 505 5535 -17.1 -21.5 69 4.4 -18.2 350 58 311.3 311.6 287.3 315.8 1.36 25 500 5610 -17.7 -21.6 72 3.9 -18.7 350 59 311.5 311.7 287.4 316.0 1.36 26 480 5915 -19.5 -25.5 59 6.0 -20.8 350 63 312.9 313.1 287.5 316.3 1.00 27 468 6103 -21.1 -24.6 73 3.5 -21.9 350 66 313.2 313.4 287.8 316.9 1.11 28 447 6442 -22.5 -30.5 48 8.0 -23.9 350 67 315.6 315.7 288.1 317.9 0.68 29 426 6793 -25.5 -30.5 63 5.0 -26.3 350 69 316.1 316.2 288.3 318.6 0.71 30 419 6914 -25.3 -37.3 32 12.0 -26.9 350 70 317.9 317.9 288.5 319.2 0.37 31 407 7125 -26.3 -44.3 17 18.0 -28.2 350 70 319.2 319.3 288.7 319.9 0.18 32 400 7250 -27.5 -46.5 15 19.0 -29.3 350 71 319.2 319.3 288.7 319.8 0.15 33 360 7996 -33.9 -52.9 13 19.0 -35.1 349 73 320.4 320.5 289.0 320.7 0.08 34 335 8494 -38.5 -50.5 27 12.0 -39.2 346 76 320.8 320.8 289.1 321.2 0.11 35 315 8912 -42.1 -43.7 84 1.6 -42.2 345 80 321.5 321.6 289.5 322.4 0.25 36 310 9020 -42.7 -49.7 46 7.0 -43.0 345 84 322.1 322.2 289.6 322.6 0.13 37 304 9151 -43.9 -49.9 51 6.0 -44.2 345 88 322.3 322.3 289.6 322.8 0.13 38 300 9240 -44.5 -51.5 46 7.0 -44.8 350 91 322.6 322.7 289.7 323.1 0.11 39 288 9512 -46.5 -55.5 35 9.0 -46.8 350 96 323.6 323.6 289.9 323.9 0.07 40 286 9559 -45.7 -56.7 28 11.0 -46.1 350 96 325.4 325.4 290.5 325.6 0.06 41 270 9939 -49.1 -58.1 34 9.0 -49.4 350 103 325.8 325.8 290.6 326.0 0.06 42 267 10013 -49.7 -59.0 33 9.3 -50.0 350 104 326.0 326.0 290.6 326.2 0.05 43 259 10211 -51.3 -61.3 29 10.0 -51.5 350 101 326.5 326.5 290.7 326.6 0.04 44 252 10389 -52.5 -59.5 43 7.0 -52.7 350 97 327.3 327.3 291.0 327.5 0.05 45 250 10440 -52.9 -60.9 37 8.0 -53.1 350 96 327.4 327.4 291.0 327.6 0.04 46 247 10518 -53.5 -63.5 28 10.0 -53.7 350 96 327.7 327.7 291.1 327.8 0.03 47 245 10570 -53.9 -62.9 32 9.0 -54.1 350 95 327.8 327.8 291.1 328.0 0.03 48 200 11850 -61.9 -68.9 39 7.0 -62.0 350 92 334.7 334.7 293.0 334.8 0.02 49 168 12914 -68.7 -73.7 48 5.0 -68.7 341 92 340.5 340.5 294.4 340.6 0.01 50 163 13095 -69.9 -75.9 41 6.0 -69.9 340 92 341.5 341.5 294.7 341.5 0.01 51 158 13281 -69.3 -80.3 19 11.0 -69.4 337 89 345.5 345.5 295.6 345.6 0.00 52 155 13397 -63.9 -80.9 8 17.0 -64.0 335 86 356.6 356.6 298.0 356.7 0.00 53 153 13478 -62.1 -85.1 3 23.0 -62.3 342 80 361.0 361.0 298.9 361.1 0.00 54 150 13600 -62.7 -86.7 3 24.0 -62.9 355 70 362.1 362.1 299.1 362.1 0.00 55 142 13936 -63.9 -84.9 4 21.0 -64.0 359 69 365.7 365.7 299.8 365.7 0.00 56 129 14529 -59.9 -84.9 2 25.0 -60.2 344 49 383.1 383.1 302.8 383.1 0.00 57 100 16120 -58.9 -85.9 2 27.0 -59.2 340 33 413.9 413.9 307.0 413.9 0.00 58 92 16642 -57.7 -86.7 1 29.0 -58.1 340 28 426.3 426.3 308.4 426.3 0.00 59 88 16923 -54.3 -85.3 1 31.0 -54.9 2 22 438.6 438.6 309.7 438.6 0.00 60 71 18299 -52.7 -84.7 1 32.0 -53.7 354 12 469.7 469.7 312.6 469.8 0.00 61 70 18390 -52.9 -84.9 1 32.0 -53.8 345 14 471.2 471.2 312.7 471.2 0.00 62 54 20051 -57.3 -87.3 1 30.0 -58.0 335 10 497.4 497.4 314.8 497.4 0.00 63 50 20540 -55.7 -86.7 1 31.0 -56.6 350 17 512.2 512.2 315.8 512.2 0.00 64 39 22129 -53.1 -86.1 1 33.0 -54.6 337 10 556.5 556.5 318.5 556.6 0.01 65 33 23200 -55.1 -87.1 1 32.0 -56.5 26 12 578.4 578.4 319.6 578.5 0.01 66 30 23810 -53.3 -86.3 1 33.0 -55.2 70 14 599.3 599.3 320.6 599.4 0.01 67 20 26430 -51.7 -86.7 1 35.0 -54.7 155 9 677.9 677.9 323.7 678.0 0.01 68 11 30346 -47.3 -85.3 1 38.0 -53.6 104 13 820.3 820.3 327.7 820.5 0.02 69 11 30346 -47.5 -84.5 1 37.0 -53.7 104 13 819.6 819.6 327.7 819.8 0.03 TRP 163 13095 -69.9 -75.9 41 6.0 -69.9 340 92 341.5 341.5 294.7 341.5 0.01 WND 267 10013 -49.7 -59.0 33 9.3 -50.0 350 104 326.0 326.0 290.6 326.2 0.05 Sounding variables and indices 1000-500 mb thick: 5411.00 m Freezing level: Surface below freezing Freezing level: 933.67 mb = 784.71 m = 2574.48 ft Freezing level: 827.16 mb = 1738.42 m = 5703.39 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 42.11 % Est. max temperature: 11.47 C = 52.65 F Sfc-Lift cond lev (LCL): 884.23 mb = 1198.25 m = 3931.20 ft T: 4.43 C 700-500 lapse rate: 3.83 C/km ThetaE index: 1.16 C Layer 834.0- 769.0 mb Conv cond level (CCL): 479.25 mb = 5926.58 m = 19443.94 ft Mean mixing ratio: 1.69 g/kg Conv temperature: 35.40 C = 95.71 F Cap Strength: 18.92 C Lifted Index: 18.90 C Risk: None Lifted Index @300 mb: 23.57 C Lifted Index @700 mb: 8.08 C Showalter Index: 16.62 C Risk: None Total Totals Index: 23.00 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: 3.50 C K Index: -24.70 Risk: None Sweat Index: 87.00 Risk: None Energy Index: 4.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.61 J/kg Max Up Vert Vel: 8.20 m/s Conv Inhibition (B-): 66423.52 J/kg Cap Strength: 18.91 C Lift Cond Lev (LCL): 713.00 mb = 2905.38 m = 9531.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 8 at 25 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 ---------------------------------------------------------- 0 952 691 305 1 0.8 -0.6 | 190 24 4.1 23.9 1 925 831 260 9 8.9 1.6 | 205 29 12.1 26.0 2 916 914 275 13 13.0 -1.1 | 215 28 16.2 23.3 3 882 1219 290 12 11.3 -4.1 | 216 25 14.5 20.3 4 850 1518 295 14 12.7 -5.9 | 221 24 15.9 18.5 5 849 1524 285 15 14.5 -3.9 | 221 27 17.7 20.6 6 817 1829 290 13 12.2 -4.4 | 218 25 15.5 20.0 7 786 2134 295 12 10.9 -5.1 | 216 24 14.1 19.4 8 756 2438 310 13 10.0 -8.4 | 219 21 13.2 16.1 9 728 2743 295 16 14.5 -6.8 | 225 25 17.7 17.7 10 700 3048 325 16 9.2 -13.1 | 228 17 12.4 11.3 11 700 3049 330 17 8.5 -14.7 | 230 15 11.7 9.7 12 646 3658 325 23 13.2 -18.8 | 251 17 16.4 5.6 13 621 3962 320 26 16.7 -19.9 | 257 20 20.0 4.5 14 596 4267 330 37 18.5 -32.0 | 289 23 21.7 -7.6 15 551 4877 350 49 8.5 -48.3 | 334 27 11.7 -23.8 16 529 5182 350 56 9.7 -55.1 | 337 33 13.0 -30.7 17 500 5610 350 59 10.2 -58.1 | 338 36 13.5 -33.7 18 468 6096 350 66 11.5 -65.0 | 340 43 14.7 -40.6 19 400 7250 350 71 12.3 -69.9 | 341 48 15.6 -45.5 20 379 7620 350 71 12.3 -69.9 | 341 48 15.6 -45.5 21 318 8839 345 78 20.2 -75.3 | 335 56 23.4 -50.9 22 304 9144 345 88 22.8 -85.0 | 337 66 26.0 -60.6 23 300 9240 350 91 15.8 -89.6 | 344 68 19.0 -65.2 24 267 10013 350 104 18.1 -102.4 | 345 81 21.3 -78.0 25 265 10058 350 104 18.1 -102.4 | 345 81 21.3 -78.0 26 250 10440 350 96 16.7 -94.5 | 344 73 19.9 -70.1 27 241 10668 350 95 16.5 -93.6 | 344 72 19.7 -69.1 28 200 11850 350 92 16.0 -90.6 | 344 69 19.2 -66.2 29 163 13095 340 92 31.5 -86.5 | 331 71 34.7 -62.0 30 163 13106 340 93 31.8 -87.4 | 331 72 35.0 -63.0 31 155 13411 335 86 36.3 -77.9 | 324 67 39.6 -53.5 32 150 13600 355 70 6.1 -69.7 | 348 46 9.3 -45.3 33 140 14021 360 69 -0.0 -69.0 | 356 45 3.2 -44.6 34 133 14326 345 50 12.9 -48.3 | 326 29 16.2 -23.9 35 115 15240 340 45 15.4 -42.3 | 314 26 18.6 -17.8 36 100 16120 340 33 11.3 -31.0 | 294 16 14.5 -6.6 37 99 16154 340 26 8.9 -24.4 | 270 12 12.1 0.0 38 95 16459 340 33 11.3 -31.0 | 294 16 14.5 -6.6 39 90 16764 340 25 8.6 -23.5 | 265 12 11.8 0.9 40 86 17069 20 20 -6.8 -18.8 | 147 7 -3.6 5.6 41 78 17678 345 10 2.6 -9.7 | 202 16 5.8 14.8 42 75 17983 305 3 2.5 -1.7 | 194 23 5.7 22.7 43 71 18288 355 12 1.0 -12.0 | 199 13 4.3 12.5 44 70 18390 345 14 3.6 -13.5 | 212 13 6.9 10.9 45 68 18593 330 17 8.5 -14.7 | 230 15 11.7 9.7 46 65 18898 355 13 1.1 -13.0 | 201 12 4.4 11.5 47 62 19202 330 13 6.5 -11.3 | 216 16 9.7 13.2 48 53 20117 335 10 4.2 -9.1 | 206 17 7.5 15.4 49 51 20422 5 14 -1.2 -13.9 | 191 11 2.0 10.5 50 50 20540 350 17 3.0 -16.7 | 219 10 6.2 7.7 51 49 20726 335 12 5.1 -10.9 | 211 16 8.3 13.6 52 46 21031 355 18 1.6 -17.9 | 216 8 4.8 6.5 53 44 21336 50 17 -13.0 -10.9 | 144 17 -9.8 13.5 54 40 21946 340 2 0.7 -1.9 | 190 23 3.9 22.6 55 38 22250 335 15 6.3 -13.6 | 221 14 9.6 10.8 56 35 22860 45 11 -7.8 -7.8 | 165 17 -4.5 16.7 57 33 23165 30 12 -6.0 -10.4 | 169 14 -2.8 14.0 58 32 23470 355 11 1.0 -11.0 | 197 14 4.2 13.5 59 30 23810 70 14 -13.2 -4.8 | 153 22 -9.9 19.7 60 29 24079 60 20 -17.3 -10.0 | 136 20 -14.1 14.4 61 27 24384 85 13 -13.0 -1.1 | 157 25 -9.7 23.3 62 26 24689 70 10 -9.4 -3.4 | 164 22 -6.2 21.0 63 25 24994 120 10 -8.7 5.0 | 170 30 -5.4 29.4 64 24 25298 75 10 -9.7 -2.6 | 164 23 -6.4 21.9 65 23 25603 115 11 -10.0 4.6 | 167 30 -6.7 29.1 66 22 25908 145 10 -5.7 8.2 | 176 33 -2.5 32.6 67 21 26213 80 10 -9.8 -1.7 | 164 24 -6.6 22.7 68 20 26430 155 9 -3.8 8.2 | 179 33 -0.6 32.6 69 19 26518 115 16 -14.5 6.8 | 160 33 -11.3 31.2 70 17 26822 150 11 -5.5 9.5 | 176 34 -2.3 34.0 71 16 27127 90 3 -3.0 0.0 | 181 24 0.2 24.4 72 14 27432 70 5 -4.7 -1.7 | 176 23 -1.5 22.7 73 13 27737 75 10 -9.7 -2.6 | 164 23 -6.4 21.9 74 11 28042 100 17 -16.7 3.0 | 154 31 -13.5 27.4 75 10 28346 110 6 -5.6 2.1 | 175 27 -2.4 26.5 76 8 29261 80 11 -10.8 -1.9 | 161 24 -7.6 22.5 77 7 29566 85 10 -10.0 -0.9 | 164 25 -6.7 23.6 78 6 29870 70 15 -14.1 -5.1 | 151 22 -10.9 19.3 79 5 30175 105 13 -12.6 3.4 | 161 29 -9.3 27.8 Wind Parameters Mean winds (0-6000m): 337.6 at 32.9 knts Storm direction: 7.6 at 24.7 knts Shear (0-3000m) pos: 2.1 neg: 3.6 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 62.4 deg Storm rel helicity (0-3000m) pos: 152.2 neg: -11.6 tot: 140.6 m^2/s^2 ave: 46.9 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 4.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.29 Bulk Shear: 115.94 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 ------------------------------------------------------------------------------- 500 276 9 208 27| 0.0 11.5 11.5| 82.5 0.0 82.5 165.0 0.78| 15.7 12.2 1000 284 11 213 26| 0.0 6.7 6.7| 95.8 -3.2 92.5 92.5 0.66| 10.5 6.9 1500 287 12 214 26| 1.0 4.4 5.4| 96.9 -11.6 85.3 56.9 0.53| 8.1 4.2 2000 291 12 216 25| 0.7 4.2 4.9|114.6 -11.6 103.0 51.5 0.52| 7.6 4.0 2500 297 13 219 24| 2.5 3.3 5.8|132.3 -11.6 120.7 48.3 0.47| 8.3 3.9 3000 304 14 223 22| 2.1 3.6 5.7|152.2 -11.6 140.6 46.9 0.52| 7.8 4.0 4000 316 19 237 20| 4.6 2.7 7.3|309.2 -11.6 297.5 74.4 0.68| 9.5 6.5 5000 331 26 264 16| 4.9 2.4 7.3|371.7 -11.6 360.1 72.0 0.65| 9.4 6.0 6000 338 33 291 17| 4.1 2.6 6.6|388.3 -11.6 376.6 62.8 0.61| 8.5 5.2 Wrote GIF file: /home/apache/climate/data/raob//CYXS/skewt/CYXS.skewt.20250417.12.gif