UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 2 MAY 25 Station: CYAH WMO ident: 71823 Latitude: 53.75 Longitude: -73.68 Elevation: 306.00 ------------------------------------------------------------------------------- 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 152 SFC 981 306 3.8 -4.2 56 8.0 0.7 270 3 278.5 279.0 274.8 286.4 2.85 2 925 782 -0.5 -6.5 64 6.0 -2.7 275 8 278.8 279.2 274.5 285.9 2.54 3 857 1386 -5.9 -8.3 83 2.4 -6.7 323 6 279.3 279.7 274.6 286.1 2.38 4 850 1450 -6.1 -8.7 82 2.6 -7.0 345 7 279.8 280.2 274.8 286.4 2.33 5 820 1730 -7.5 -11.5 73 4.0 -8.7 305 12 281.2 281.5 274.9 286.7 1.93 6 800 1922 -8.3 -9.2 93 0.9 -8.6 287 12 282.3 282.7 276.2 289.1 2.38 7 793 1991 -7.5 -7.8 98 0.3 -7.6 285 11 283.9 284.3 277.4 291.6 2.68 8 784 2079 -8.1 -8.1 100 0.0 -8.1 282 9 284.2 284.6 277.5 291.8 2.64 9 754 2382 -8.7 -10.1 90 1.4 -9.2 272 14 286.7 287.1 278.4 293.6 2.35 10 725 2685 -11.3 -11.3 100 0.0 -11.3 282 17 287.1 287.5 278.4 293.6 2.22 11 721 2727 -9.5 -11.8 83 2.3 -10.2 284 17 289.5 289.9 279.5 295.9 2.15 12 700 2955 -10.9 -12.3 89 1.4 -11.3 280 17 290.4 290.8 279.9 296.7 2.12 13 675 3234 -11.5 -12.6 92 1.1 -11.8 286 21 292.8 293.2 281.0 299.3 2.15 14 660 3407 -11.9 -16.4 69 4.5 -13.2 279 21 294.2 294.5 281.0 299.2 1.61 15 630 3762 -14.1 -18.1 72 4.0 -15.2 274 25 295.6 295.9 281.4 300.2 1.46 16 624 3834 -14.3 -25.3 39 11.0 -16.6 274 26 296.2 296.4 280.8 298.7 0.78 17 565 4583 -17.7 -24.7 54 7.0 -19.1 272 38 300.8 300.9 282.9 303.7 0.91 18 559 4663 -17.9 -33.9 23 16.0 -20.4 273 40 301.4 301.5 282.5 302.8 0.39 19 544 4867 -18.7 -37.7 17 19.0 -21.3 275 44 302.8 302.9 282.9 303.8 0.27 20 534 5005 -19.7 -36.7 21 17.0 -22.1 274 45 303.3 303.3 283.1 304.3 0.31 21 515 5273 -21.9 -27.9 58 6.0 -22.9 272 47 303.8 303.9 283.9 306.2 0.75 22 514 5287 -21.9 -30.9 44 9.0 -23.4 272 47 303.9 304.0 283.7 305.8 0.57 23 500 5490 -23.3 -32.3 43 9.0 -24.6 270 49 304.6 304.7 284.0 306.4 0.51 24 486 5697 -25.3 -33.3 47 8.0 -26.4 270 50 304.7 304.7 283.9 306.3 0.47 25 476 5847 -26.3 -35.3 42 9.0 -27.5 270 52 305.2 305.3 284.0 306.6 0.40 26 466 6000 -26.3 -45.3 15 19.0 -28.0 270 56 307.1 307.1 284.4 307.6 0.14 27 453 6204 -27.1 -49.1 11 22.0 -28.9 270 63 308.6 308.6 284.9 308.9 0.10 28 449 6268 -27.3 -44.3 18 17.0 -28.9 270 66 309.1 309.2 285.2 309.7 0.17 29 438 6446 -28.3 -37.3 42 9.0 -29.3 270 71 310.1 310.1 285.8 311.3 0.35 30 434 6512 -28.5 -43.5 22 15.0 -29.9 271 72 310.6 310.7 285.8 311.3 0.19 31 417 6796 -30.5 -45.5 22 15.0 -31.7 273 74 311.6 311.6 286.1 312.2 0.16 32 400 7090 -33.1 -42.1 40 9.0 -33.9 275 77 312.0 312.0 286.3 312.8 0.24 33 395 7178 -33.9 -41.9 44 8.0 -34.6 275 77 312.1 312.1 286.4 312.9 0.24 34 381 7430 -35.9 -46.9 31 11.0 -36.7 275 79 312.7 312.7 286.5 313.2 0.15 35 378 7485 -36.5 -43.5 48 7.0 -37.0 275 79 312.6 312.6 286.5 313.3 0.21 36 367 7689 -38.3 -46.3 43 8.0 -38.8 275 81 312.8 312.9 286.5 313.4 0.16 37 365 7727 -38.3 -50.3 27 12.0 -38.9 275 81 313.3 313.3 286.6 313.7 0.10 38 355 7917 -39.9 -48.9 38 9.0 -40.4 275 83 313.7 313.7 286.8 314.1 0.13 39 336 8291 -42.3 -49.3 46 7.0 -42.6 275 86 315.4 315.4 287.3 315.8 0.13 40 328 8454 -43.1 -54.1 29 11.0 -43.5 275 88 316.4 316.4 287.6 316.7 0.07 41 300 9050 -47.5 -56.5 35 9.0 -47.8 275 94 318.4 318.4 288.3 318.6 0.06 42 287 9342 -48.3 -56.3 39 8.0 -48.6 275 104 321.3 321.3 289.2 321.6 0.07 43 274 9646 -49.1 -54.1 56 5.0 -49.3 275 120 324.5 324.5 290.2 324.8 0.09 44 257 10062 -52.5 -54.9 75 2.4 -52.6 272 132 325.4 325.5 290.5 325.8 0.09 45 250 10240 -53.8 -58.7 55 4.9 -53.9 270 135 326.2 326.2 290.7 326.4 0.06 46 247 10317 -54.3 -60.3 48 6.0 -54.4 270 135 326.5 326.5 290.7 326.6 0.05 47 237 10580 -56.3 -62.3 47 6.0 -56.4 274 128 327.3 327.3 291.0 327.5 0.04 48 235 10633 -56.5 -62.5 47 6.0 -56.6 275 126 327.8 327.8 291.2 328.0 0.04 49 226 10882 -54.1 -72.1 9 18.0 -54.4 270 120 335.2 335.2 293.1 335.2 0.01 50 213 11259 -55.9 -74.9 8 19.0 -56.1 270 100 338.1 338.1 293.9 338.1 0.01 51 200 11660 -53.7 -80.7 2 27.0 -54.0 275 81 347.7 347.7 296.1 347.7 0.00 52 191 11957 -52.7 -81.7 2 29.0 -53.1 278 77 353.9 353.9 297.5 354.0 0.00 53 177 12446 -54.3 -83.3 2 29.0 -54.6 277 68 359.1 359.1 298.5 359.1 0.00 54 166 12859 -52.9 -82.9 1 30.0 -53.3 273 59 368.1 368.1 300.2 368.1 0.00 55 156 13258 -54.5 -83.5 2 29.0 -54.9 272 54 372.0 372.0 300.9 372.0 0.00 56 150 13510 -53.5 -83.5 1 30.0 -53.9 275 55 377.9 377.9 301.9 377.9 0.00 57 129 14485 -51.7 -83.7 1 32.0 -52.3 269 37 397.8 397.8 304.9 397.8 0.00 58 100 16130 -53.9 -84.9 1 31.0 -54.5 265 39 423.6 423.6 308.2 423.6 0.00 59 84 17251 -52.1 -85.1 1 33.0 -52.9 271 33 448.9 448.9 310.7 448.9 0.00 60 72 18240 -55.1 -86.1 1 31.0 -55.8 246 32 462.8 462.8 312.0 462.8 0.00 61 70 18420 -54.7 -85.7 1 31.0 -55.5 265 28 467.4 467.4 312.4 467.4 0.00 62 52 20328 -54.5 -86.5 1 32.0 -55.5 247 20 509.3 509.3 315.6 509.3 0.00 63 50 20580 -53.3 -86.3 1 33.0 -54.5 290 17 517.9 517.9 316.2 517.9 0.00 64 45 21261 -50.9 -85.9 1 35.0 -52.6 264 19 539.5 539.5 317.5 539.6 0.01 65 40 22022 -53.5 -86.5 1 33.0 -54.9 240 17 551.5 551.5 318.2 551.5 0.01 66 30 23880 -51.1 -86.1 1 35.0 -53.4 355 2 605.3 605.3 320.9 605.4 0.01 67 26 24808 -53.7 -86.7 1 33.0 -55.8 282 6 623.2 623.2 321.6 623.3 0.01 68 20 26510 -50.7 -85.7 1 35.0 -54.0 100 1 681.0 681.0 323.8 681.1 0.01 69 13 29328 -49.5 -85.5 1 36.0 -54.4 0 1 774.4 774.4 326.6 774.6 0.02 70 10 31060 -46.3 -85.3 0 39.0 -53.4 5 12 846.7 846.7 328.3 847.0 0.03 71 6.6 33856 -40.5 -81.5 0 41.0 -52.5 977.9 978.0 330.8 978.8 0.08 72 5.9 34631 -34.1 -77.1 0 43.0 -50.7 1037.6 1037.7 331.8 1039.8 0.18 73 4.3 36872 -28.5 -73.5 1 45.0 -50.8 1162.4 1162.7 333.5 1168.5 0.43 74 4.2 37040 -28.9 -73.9 0 45.0 -51.1 1168.4 1168.7 333.5 1174.2 0.41 TRP 235 10633 -56.5 -62.5 47 6.0 -56.6 275 126 327.8 327.8 291.2 328.0 0.04 WND 250 10240 -53.8 -58.7 55 4.9 -53.9 270 135 326.2 326.2 290.7 326.4 0.06 Sounding variables and indices 1000-500 mb thick: 5338.00 m Freezing level: 931.51 mb = 726.65 m = 2384.00 ft Wetbulb zero: 969.86 mb = 398.48 m = 1307.32 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 66.25 % Est. max temperature: 5.96 C = 42.72 F Sfc-Lift cond lev (LCL): 866.56 mb = 1298.08 m = 4258.73 ft T: -5.12 C 700-500 lapse rate: 4.89 C/km ThetaE index: 0.51 C Layer 925.0- 857.0 mb Conv cond level (CCL): 809.06 mb = 1834.85 m = 6019.78 ft Mean mixing ratio: 2.60 g/kg Conv temperature: 7.09 C = 44.76 F Cap Strength: 15.52 C Lifted Index: 15.88 C Risk: None Lifted Index @300 mb: 22.91 C Lifted Index @700 mb: 7.36 C Showalter Index: 15.67 C Risk: None Total Totals Index: 31.80 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: 14.60 C K Index: 7.10 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 4.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.54 J/kg Max Up Vert Vel: 2.25 m/s Conv Inhibition (B-): 90299.58 J/kg Cap Strength: 15.74 C Lift Cond Lev (LCL): 846.15 mb = 1485.47 m = 4873.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 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 ---------------------------------------------------------- 0 981 306 270 3 3.0 -0.0 | 130 17 -13.5 11.1 1 945 610 255 8 7.7 2.1 | 147 16 -8.7 13.2 2 925 782 275 8 8.0 -0.7 | 141 13 -8.5 10.4 3 910 914 260 9 8.9 1.6 | 149 15 -7.6 12.7 4 875 1219 265 5 5.0 0.4 | 135 16 -11.5 11.6 5 850 1450 345 7 1.8 -6.8 | 107 15 -14.6 4.4 6 809 1829 290 14 13.2 -4.8 | 152 7 -3.3 6.3 7 778 2134 280 8 7.9 -1.4 | 139 13 -8.6 9.7 8 748 2438 270 15 15.0 -0.0 | 173 11 -1.5 11.1 9 719 2743 285 17 16.4 -4.4 | 180 7 -0.0 6.7 10 700 2955 280 17 16.7 -3.0 | 182 8 0.3 8.2 11 691 3048 295 21 19.0 -8.9 | 229 3 2.6 2.2 12 664 3353 280 21 20.7 -3.6 | 210 9 4.2 7.5 13 638 3658 275 24 23.9 -2.1 | 220 12 7.5 9.0 14 588 4267 270 32 32.0 -0.0 | 234 19 15.5 11.1 15 542 4877 275 44 43.8 -3.8 | 255 28 27.4 7.3 16 500 5490 270 49 49.0 -0.0 | 251 34 32.5 11.1 17 479 5791 270 51 51.0 -0.0 | 252 36 34.5 11.1 18 459 6096 270 59 59.0 -0.0 | 255 44 42.5 11.1 19 440 6401 270 71 71.0 -0.0 | 258 56 54.5 11.1 20 400 7090 275 77 76.7 -6.7 | 266 60 60.3 4.4 21 370 7620 275 80 79.7 -7.0 | 266 63 63.2 4.1 22 309 8839 275 92 91.6 -8.0 | 268 75 75.2 3.1 23 300 9050 275 94 93.6 -8.2 | 268 77 77.2 2.9 24 296 9144 275 93 92.6 -8.1 | 268 76 76.2 3.0 25 269 9754 275 126 125.5 -11.0 | 270 109 109.1 0.1 26 250 10240 270 135 135.0 -0.0 | 265 119 118.5 11.1 27 245 10363 270 135 135.0 -0.0 | 265 119 118.5 11.1 28 235 10633 275 126 125.5 -11.0 | 270 109 109.1 0.1 29 234 10668 270 131 131.0 -0.0 | 264 115 114.5 11.1 30 202 11582 270 83 83.0 -0.0 | 261 67 66.5 11.1 31 200 11660 275 81 80.7 -7.1 | 266 64 64.2 4.1 32 184 12192 280 74 72.9 -12.8 | 272 56 56.4 -1.7 33 160 13106 270 54 54.0 -0.0 | 254 39 37.5 11.1 34 150 13510 275 55 54.8 -4.8 | 261 39 38.3 6.3 35 139 14021 280 48 47.3 -8.3 | 265 31 30.8 2.8 36 126 14630 265 34 33.9 3.0 | 231 22 17.4 14.1 37 115 15240 265 35 34.9 3.1 | 232 23 18.4 14.2 38 100 16130 265 39 38.9 3.4 | 237 27 22.4 14.5 39 100 16154 255 39 37.7 10.1 | 225 30 21.2 21.2 40 95 16459 265 39 38.9 3.4 | 237 27 22.4 14.5 41 86 17069 275 33 32.9 -2.9 | 243 18 16.4 8.2 42 71 18288 245 32 29.0 13.5 | 207 28 12.6 24.6 43 70 18420 265 28 27.9 2.4 | 220 18 11.4 13.6 44 68 18593 265 28 27.9 2.4 | 220 18 11.4 13.6 45 62 19202 260 24 23.6 4.2 | 205 17 7.2 15.3 46 59 19507 275 34 33.9 -3.0 | 245 19 17.4 8.2 47 56 19812 280 25 24.6 -4.3 | 230 11 8.2 6.8 48 54 20117 275 23 22.9 -2.0 | 215 11 6.5 9.1 49 51 20422 235 18 14.7 10.3 | 175 22 -1.7 21.4 50 50 20580 290 17 16.0 -5.8 | 175 5 -0.5 5.3 51 49 20726 240 20 17.3 10.0 | 182 21 0.9 21.1 52 47 21031 260 15 14.8 2.6 | 173 14 -1.7 13.7 53 44 21336 265 20 19.9 1.7 | 195 13 3.5 12.9 54 42 21641 220 10 6.4 7.7 | 152 21 -10.0 18.8 55 40 21946 230 16 12.3 10.3 | 169 22 -4.2 21.4 56 39 22250 270 22 22.0 -0.0 | 207 12 5.5 11.1 57 37 22555 310 11 8.4 -7.1 | 117 9 -8.0 4.0 58 35 22860 65 1 -0.9 -0.4 | 122 20 -17.4 10.7 59 32 23470 240 10 8.7 5.0 | 154 18 -7.8 16.1 60 30 23880 355 2 0.2 -2.0 | 119 19 -16.3 9.1 61 23 25603 220 10 6.4 7.7 | 152 21 -10.0 18.8 62 22 25908 255 12 11.6 3.1 | 161 15 -4.9 14.2 63 20 26510 100 1 -1.0 0.2 | 123 21 -17.4 11.3 64 20 26518 0 0 -0.0 -0.0 | 124 20 -16.5 11.1 65 17 27432 315 2 1.4 -1.4 | 123 18 -15.0 9.7 66 15 28346 55 10 -8.2 -5.7 | 102 25 -24.6 5.4 67 14 28651 90 17 -17.0 0.0 | 108 35 -33.5 11.1 68 14 28956 130 12 -9.2 7.7 | 126 32 -25.6 18.8 69 13 29261 0 0 -0.0 -0.0 | 124 20 -16.5 11.1 70 10 31060 5 12 -1.0 -12.0 | 87 18 -17.5 -0.8 Wind Parameters Mean winds (0-6000m): 274.0 at 26.5 knts Storm direction: 304.0 at 19.9 knts Shear (0-3000m) pos: 1.5 neg: 1.8 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 81.9 deg Storm rel helicity (0-3000m) pos: 68.5 neg: -52.8 tot: 15.7 m^2/s^2 ave: 5.2 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 53.77 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 ------------------------------------------------------------------------------- 500 262 6 140 16| 5.3 0.0 5.3| 20.5 -3.7 16.7 33.5 0.50| 7.8 3.9 1000 264 7 141 15| 1.7 0.0 1.7| 26.1 -26.3 -0.2 -0.2 -0.02| 8.3 -0.2 1500 283 8 136 13| 1.1 2.7 3.8| 38.8 -46.4 -7.7 -5.1 0.00| 10.8 0.0 2000 283 8 138 12| 0.8 1.8 2.6| 50.1 -50.9 -0.7 -0.4 0.06| 10.5 0.6 2500 281 10 144 11| 1.8 1.4 3.2| 62.3 -50.9 11.4 4.6 0.14| 9.9 1.4 3000 283 11 149 10| 1.5 1.8 3.3| 68.5 -52.8 15.7 5.2 0.17| 9.9 1.7 4000 279 15 171 9| 1.1 3.0 4.2| 89.9 -52.8 37.1 9.3 0.22| 9.1 2.0 5000 276 21 204 10| 1.9 3.0 4.9|138.0 -63.9 74.1 14.8 0.25| 9.0 2.2 6000 274 26 227 14| 1.6 4.2 5.8|191.4 -69.9 121.5 20.3 0.24| 9.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250502.00.gif