UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052800.upa.cvt Date: 0000Z 28 MAY 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 28 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 173 SFC 984 306 18.8 -3.2 22 22.0 8.5 265 9 293.3 293.8 282.3 302.4 3.06 2 925 836 14.0 -4.0 28 18.0 5.8 280 25 293.6 294.2 282.5 302.8 3.07 3 850 1541 8.0 -4.0 42 12.0 2.7 305 19 294.5 295.1 283.2 304.5 3.34 4 805 1986 4.0 -6.0 48 10.0 -0.2 318 16 294.9 295.4 283.0 304.0 3.03 5 793 2108 3.4 -9.6 38 13.0 -1.6 316 17 295.5 295.9 282.4 302.6 2.32 6 779 2253 4.0 -22.0 13 26.0 -3.6 311 20 297.7 297.8 281.5 300.4 0.84 7 711 2988 -1.3 -26.3 13 25.0 -7.6 305 24 299.7 299.8 282.1 301.8 0.63 8 700 3112 -1.9 -27.9 12 26.0 -8.2 310 26 300.4 300.5 282.3 302.2 0.55 9 636 3870 -4.7 -26.7 16 22.0 -10.2 313 26 305.5 305.7 284.5 307.8 0.68 10 603 4286 -7.7 -35.7 9 28.0 -13.0 320 31 306.8 306.8 284.5 307.8 0.30 11 541 5122 -12.7 -19.7 56 7.0 -14.7 326 23 310.5 310.8 287.2 315.4 1.48 12 535 5207 -12.9 -22.9 43 10.0 -15.5 325 23 311.2 311.4 287.1 315.0 1.13 13 532 5250 -13.1 -20.1 56 7.0 -15.0 324 23 311.5 311.8 287.5 316.3 1.46 14 510 5570 -14.5 -28.5 29 14.0 -17.6 327 23 313.6 313.7 287.4 316.0 0.71 15 509 5585 -14.5 -28.5 29 14.0 -17.6 328 23 313.8 313.9 287.5 316.2 0.72 16 500 5720 -15.9 -25.9 42 10.0 -18.2 340 23 313.7 313.8 287.7 316.8 0.93 17 490 5872 -17.1 -25.1 50 8.0 -19.0 342 25 314.0 314.2 287.9 317.5 1.02 18 466 6247 -19.7 -31.7 34 12.0 -21.9 338 27 315.3 315.4 287.9 317.3 0.58 19 429 6855 -25.5 -32.5 52 7.0 -26.6 332 27 315.5 315.6 287.9 317.5 0.58 20 415 7095 -27.1 -30.9 70 3.8 -27.7 334 27 316.4 316.6 288.3 318.9 0.70 21 400 7360 -28.9 -33.5 64 4.6 -29.6 335 28 317.4 317.5 288.6 319.4 0.57 22 380 7725 -31.9 -36.9 61 5.0 -32.5 337 31 318.2 318.2 288.6 319.7 0.42 23 371 7893 -33.5 -36.3 76 2.8 -33.8 339 31 318.2 318.3 288.7 319.9 0.46 24 368 7950 -33.9 -38.9 61 5.0 -34.4 340 32 318.4 318.5 288.6 319.7 0.36 25 358 8143 -35.5 -41.5 54 6.0 -36.0 343 33 318.8 318.9 288.7 319.8 0.28 26 347 8359 -37.3 -40.2 74 2.9 -37.5 347 34 319.2 319.3 288.9 320.4 0.33 27 335 8601 -39.1 -43.2 65 4.1 -39.4 355 34 320.0 320.0 289.0 320.9 0.25 28 327 8767 -39.7 -51.7 27 12.0 -40.4 12 32 321.4 321.4 289.3 321.8 0.10 29 310 9129 -42.5 -59.5 14 17.0 -43.1 20 37 322.4 322.4 289.5 322.6 0.04 30 300 9350 -44.3 -58.3 20 14.0 -44.8 15 41 322.9 322.9 289.7 323.1 0.05 31 250 10540 -55.5 -61.5 47 6.0 -55.6 25 37 323.6 323.6 289.9 323.7 0.04 32 217 11421 -63.5 -66.9 63 3.4 -63.6 21 30 324.5 324.5 290.2 324.6 0.02 33 214 11506 -63.9 -68.1 56 4.2 -64.0 16 32 325.2 325.2 290.3 325.3 0.02 34 209 11651 -63.1 -68.1 51 5.0 -63.1 7 35 328.7 328.7 291.3 328.7 0.02 35 200 11920 -63.9 -68.4 54 4.5 -64.0 350 41 331.6 331.6 292.2 331.6 0.02 36 191 12202 -65.3 -70.2 51 4.9 -65.3 360 42 333.7 333.7 292.7 333.8 0.02 37 189 12266 -65.1 -73.1 32 8.0 -65.1 360 42 335.0 335.0 293.1 335.1 0.01 38 184 12432 -60.9 -82.9 4 22.0 -61.0 360 43 344.4 344.4 295.4 344.4 0.00 39 179 12603 -61.7 -81.7 5 20.0 -61.9 360 41 345.9 345.9 295.7 345.9 0.00 40 170 12927 -57.5 -84.5 2 27.0 -57.8 360 33 358.0 358.0 298.3 358.0 0.00 41 166 13077 -58.3 -84.3 2 26.0 -58.5 360 29 359.1 359.1 298.5 359.1 0.00 42 163 13193 -56.3 -84.3 2 28.0 -56.6 349 26 364.3 364.3 299.5 364.3 0.00 43 151 13678 -57.5 -85.5 2 28.0 -57.8 334 29 370.3 370.3 300.6 370.3 0.00 44 150 13720 -57.3 -85.3 2 28.0 -57.6 335 30 371.4 371.4 300.8 371.4 0.00 45 140 14157 -56.9 -85.9 1 29.0 -57.2 346 26 379.5 379.5 302.2 379.5 0.00 46 136 14341 -55.1 -86.1 1 31.0 -55.5 350 25 385.8 385.8 303.2 385.8 0.00 47 131 14579 -56.7 -86.7 1 30.0 -57.1 346 24 387.1 387.1 303.3 387.1 0.00 48 113 15521 -54.7 -86.7 1 32.0 -55.2 359 21 407.5 407.5 306.2 407.5 0.00 49 100 16300 -56.1 -88.1 1 32.0 -56.6 330 15 419.3 419.3 307.6 419.3 0.00 50 95 16627 -54.5 -87.5 1 33.0 -55.1 326 19 428.7 428.7 308.7 428.7 0.00 51 85 17336 -56.7 -88.7 1 32.0 -57.2 338 21 438.1 438.1 309.7 438.1 0.00 52 70 18570 -55.5 -88.5 1 33.0 -56.2 335 20 465.7 465.7 312.3 465.7 0.00 53 53 20354 -51.1 -88.1 0 37.0 -52.5 11 18 514.4 514.4 315.9 514.4 0.00 54 50 20730 -52.7 -87.7 1 35.0 -54.0 250 8 519.3 519.3 316.2 519.3 0.00 55 41 22012 -53.5 -88.5 1 35.0 -54.9 34 10 547.6 547.6 317.9 547.6 0.00 56 36 22857 -50.1 -88.1 0 38.0 -52.3 360 16 577.2 577.2 319.5 577.2 0.00 57 30 24050 -50.1 -88.1 0 38.0 -52.7 55 8 608.1 608.1 321.0 608.1 0.01 58 21 26389 -47.7 -86.7 0 39.0 -51.8 21 14 680.6 680.6 323.8 680.7 0.01 59 20 26710 -48.9 -86.9 0 38.0 -52.7 105 4 686.5 686.5 324.0 686.6 0.01 60 19 27047 -49.1 -87.1 0 38.0 -53.0 29 11 696.0 696.0 324.3 696.1 0.01 61 10 31400 -34.7 -77.7 0 43.0 -48.0 75 17 890.0 890.1 329.2 891.0 0.10 62 5.8 35291 -23.9 -70.9 0 47.0 -47.7 1087.2 1087.5 332.5 1093.4 0.46 TRP 191 12202 -65.3 -70.2 51 4.9 -65.3 360 42 333.7 333.7 292.7 333.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5547.00 m Freezing level: 727.68 mb = 2807.55 m = 9211.02 ft Wetbulb zero: 808.36 mb = 1952.10 m = 6404.46 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 27.00 % Est. max temperature: 20.15 C = 68.28 F Sfc-Lift cond lev (LCL): 706.72 mb = 3035.93 m = 9960.26 ft T: -1.53 C 700-500 lapse rate: 5.37 C/km ThetaE index: 4.09 C Layer 805.0- 711.0 mb Conv cond level (CCL): 572.00 mb = 4692.65 m = 15395.64 ft Mean mixing ratio: 3.10 g/kg Conv temperature: 34.01 C = 93.22 F Cap Strength: 11.44 C Lifted Index: 11.09 C Risk: None Lifted Index @300 mb: 14.33 C Lifted Index @700 mb: 5.93 C Showalter Index: 9.98 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 11.90 C K Index: -6.10 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 2.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.11 J/kg Max Up Vert Vel: 2.49 m/s Conv Inhibition (B-): 59992.90 J/kg Cap Strength: 11.25 C Lift Cond Lev (LCL): 704.75 mb = 3058.11 m = 10033.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 344 at 17 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 ---------------------------------------------------------- 0 984 306 265 9 9.0 0.8 | 194 18 4.3 17.6 1 950 610 275 23 22.9 -2.0 | 231 23 18.2 14.8 2 925 836 280 25 24.6 -4.3 | 238 24 19.9 12.5 3 916 914 280 25 24.6 -4.3 | 238 24 19.9 12.5 4 883 1219 295 20 18.1 -8.5 | 238 16 13.4 8.4 5 850 1541 305 19 15.6 -10.9 | 241 12 10.9 5.9 6 820 1829 320 16 10.3 -12.3 | 231 7 5.6 4.6 7 790 2134 315 17 12.0 -12.0 | 237 9 7.3 4.8 8 761 2438 305 24 19.7 -13.8 | 258 15 15.0 3.0 9 733 2743 295 21 19.0 -8.9 | 241 16 14.3 7.9 10 700 3112 310 26 19.9 -16.7 | 270 15 15.2 0.1 11 652 3658 310 24 18.4 -15.4 | 264 14 13.7 1.4 12 603 4267 320 31 19.9 -23.7 | 294 17 15.2 -6.9 13 580 4572 335 29 12.3 -26.3 | 321 12 7.6 -9.5 14 557 4877 330 23 11.5 -19.9 | 295 7 6.8 -3.1 15 515 5486 320 23 14.8 -17.6 | 275 10 10.1 -0.8 16 500 5720 340 23 7.9 -21.6 | 326 6 3.2 -4.8 17 475 6096 345 27 7.0 -26.1 | 346 10 2.3 -9.3 18 456 6401 330 26 13.0 -22.5 | 304 10 8.3 -5.7 19 400 7360 335 28 11.8 -25.4 | 320 11 7.1 -8.6 20 385 7620 335 30 12.7 -27.2 | 322 13 8.0 -10.4 21 338 8534 350 35 6.1 -34.5 | 356 18 1.4 -17.7 22 323 8839 20 31 -10.6 -29.1 | 51 20 -15.3 -12.3 23 309 9144 20 37 -12.7 -34.8 | 44 25 -17.3 -18.0 24 300 9350 15 41 -10.6 -39.6 | 34 27 -15.3 -22.8 25 295 9449 15 41 -10.6 -39.6 | 34 27 -15.3 -22.8 26 250 10540 25 37 -15.6 -33.5 | 51 26 -20.3 -16.7 27 245 10668 25 37 -15.6 -33.5 | 51 26 -20.3 -16.7 28 222 11278 30 27 -13.5 -23.4 | 70 19 -18.2 -6.6 29 200 11920 350 41 7.1 -40.4 | 354 24 2.4 -23.6 30 191 12192 350 41 7.1 -40.4 | 354 24 2.4 -23.6 31 191 12202 360 42 -0.0 -42.0 | 11 26 -4.7 -25.2 32 182 12497 360 43 -0.0 -43.0 | 10 27 -4.7 -26.2 33 174 12802 360 37 -0.0 -37.0 | 13 21 -4.7 -20.2 34 165 13106 360 28 -0.0 -28.0 | 23 12 -4.7 -11.2 35 158 13411 325 23 13.2 -18.8 | 283 9 8.5 -2.0 36 150 13720 335 30 12.7 -27.2 | 322 13 8.0 -10.4 37 136 14326 350 25 4.3 -24.6 | 3 8 -0.3 -7.8 38 130 14630 345 24 6.2 -23.2 | 347 7 1.5 -6.4 39 124 14935 330 23 11.5 -19.9 | 295 7 6.8 -3.1 40 118 15240 345 27 7.0 -26.1 | 346 10 2.3 -9.3 41 113 15545 360 21 -0.0 -21.0 | 48 6 -4.7 -4.2 42 107 15850 340 13 4.4 -12.2 | 177 5 -0.2 4.6 43 102 16154 325 23 13.2 -18.8 | 283 9 8.5 -2.0 44 100 16300 330 15 7.5 -13.0 | 216 5 2.8 3.8 45 98 16459 345 17 4.4 -16.4 | 144 0 -0.3 0.4 46 93 16764 310 20 15.3 -12.9 | 250 11 10.6 4.0 47 89 17069 340 20 6.8 -18.8 | 313 3 2.2 -2.0 48 81 17678 335 23 9.7 -20.8 | 309 6 5.0 -4.0 49 77 17983 320 19 12.2 -14.6 | 253 8 7.5 2.3 50 73 18288 340 16 5.5 -15.0 | 204 2 0.8 1.8 51 70 18570 335 20 8.5 -18.1 | 289 4 3.8 -1.3 52 70 18593 335 19 8.0 -17.2 | 277 3 3.3 -0.4 53 63 19202 320 19 12.2 -14.6 | 253 8 7.5 2.3 54 60 19507 345 19 4.9 -18.4 | 352 2 0.2 -1.5 55 58 19812 340 21 7.2 -19.7 | 320 4 2.5 -2.9 56 55 20117 15 16 -4.1 -15.5 | 99 9 -8.8 1.4 57 52 20422 10 18 -3.1 -17.7 | 83 8 -7.8 -0.9 58 50 20726 30 10 -5.0 -8.7 | 130 13 -9.7 8.2 59 50 20730 250 8 7.5 2.7 | 188 20 2.8 19.6 60 48 21031 150 2 -1.0 1.7 | 163 19 -5.7 18.5 61 46 21336 350 10 1.7 -9.8 | 157 8 -3.0 7.0 62 43 21641 25 14 -5.9 -12.7 | 111 11 -10.6 4.1 63 41 21946 55 10 -8.2 -5.7 | 131 17 -12.9 11.1 64 40 22250 330 10 5.0 -8.7 | 182 8 0.3 8.2 65 38 22555 340 19 6.5 -17.9 | 300 2 1.8 -1.0 66 36 22860 360 16 -0.0 -16.0 | 100 5 -4.7 0.8 67 34 23165 340 16 5.5 -15.0 | 204 2 0.8 1.8 68 33 23470 360 12 -0.0 -12.0 | 136 7 -4.7 4.8 69 31 23774 345 10 2.6 -9.7 | 164 7 -2.1 7.2 70 30 24050 55 8 -6.6 -4.6 | 137 17 -11.2 12.2 71 29 24384 50 10 -7.7 -6.4 | 130 16 -12.3 10.4 72 25 25298 330 10 5.0 -8.7 | 182 8 0.3 8.2 73 24 25603 355 10 0.9 -10.0 | 151 8 -3.8 6.9 74 23 25908 345 10 2.6 -9.7 | 164 7 -2.1 7.2 75 21 26518 30 15 -7.5 -13.0 | 107 13 -12.2 3.8 76 20 26710 105 4 -3.9 1.0 | 154 20 -8.6 17.8 77 20 26822 35 13 -7.5 -10.6 | 117 14 -12.1 6.2 78 18 27432 20 7 -2.4 -6.6 | 145 12 -7.1 10.2 79 17 27737 50 12 -9.2 -7.7 | 123 17 -13.9 9.1 80 16 28042 30 15 -7.5 -13.0 | 107 13 -12.2 3.8 81 16 28346 5 14 -1.2 -13.9 | 116 7 -5.9 2.9 82 14 28956 55 18 -14.7 -10.3 | 108 20 -19.4 6.5 83 14 29261 35 10 -5.7 -8.2 | 130 14 -10.4 8.6 84 13 29870 90 12 -12.0 0.0 | 135 24 -16.7 16.8 85 12 30175 85 15 -14.9 -1.3 | 128 25 -19.6 15.5 86 10 31400 75 17 -16.4 -4.4 | 120 24 -21.1 12.4 Wind Parameters Mean winds (0-6000m): 314.4 at 23.3 knts Storm direction: 344.4 at 17.5 knts Shear (0-3000m) pos: 3.3 neg: 1.5 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 74.2 deg Storm rel helicity (0-3000m) pos: 136.0 neg: -22.1 tot: 113.9 m^2/s^2 ave: 38.0 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 29.48 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 ------------------------------------------------------------------------------- 500 275 19 223 21| 16.6 0.0 16.6| 86.4 0.0 86.4 172.7 0.94| 17.3 16.2 1000 281 21 231 20| 6.7 0.0 6.7| 92.1 -1.1 91.1 91.1 0.64| 13.3 8.5 1500 289 20 234 18| 4.5 0.0 4.5| 93.9 -4.4 89.5 59.7 0.47| 11.5 5.4 2000 295 19 236 15| 3.4 1.4 4.8|102.8 -4.4 98.5 49.2 0.49| 10.1 4.9 2500 297 20 239 15| 2.7 1.8 4.5|109.4 -20.8 88.6 35.4 0.36| 9.7 3.5 3000 299 21 243 15| 3.3 1.5 4.8|136.0 -22.1 113.9 38.0 0.42| 9.3 3.9 4000 304 22 252 15| 3.5 1.1 4.6|170.5 -25.0 145.5 36.4 0.48| 8.3 4.0 5000 309 23 260 13| 2.6 1.2 3.8|190.3 -39.6 150.7 30.1 0.38| 8.2 3.1 6000 314 23 267 12| 2.7 1.3 3.9|206.9 -52.2 154.6 25.8 0.35| 8.3 2.9 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250528.00.gif