UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052500.upa.cvt Date: 0000Z 25 MAY 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 25 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 983 306 16.4 -5.6 22 22.0 6.8 70 8 291.0 291.4 280.7 298.6 2.56 2 925 809 11.0 -8.0 26 19.0 3.3 55 18 290.6 291.0 280.1 297.3 2.26 3 850 1506 4.4 -7.6 41 12.0 -0.3 40 17 290.8 291.2 280.6 298.3 2.54 4 835 1650 3.2 -7.8 44 11.0 -1.1 36 16 291.0 291.4 280.7 298.5 2.54 5 803 1965 0.6 -11.4 40 12.0 -3.6 41 11 291.5 291.8 280.2 297.5 1.99 6 769 2311 -1.3 -25.3 14 24.0 -7.2 55 10 293.1 293.2 279.1 295.1 0.64 7 747 2542 -1.7 -38.7 4 37.0 -8.4 53 13 295.1 295.1 279.4 295.7 0.18 8 735 2671 -2.3 -32.3 8 30.0 -8.6 51 13 295.8 295.8 280.0 296.9 0.35 9 712 2922 -4.3 -36.3 6 32.0 -10.2 38 13 296.3 296.3 280.0 297.1 0.24 10 700 3056 -4.9 -24.9 19 20.0 -9.8 40 15 297.1 297.2 281.1 299.4 0.72 11 692 3146 -5.5 -20.5 30 15.0 -9.6 41 15 297.4 297.6 281.7 300.8 1.08 12 636 3802 -10.3 -24.3 31 14.0 -13.6 46 16 299.2 299.3 282.1 301.9 0.84 13 625 3936 -11.3 -25.3 30 14.0 -14.5 53 13 299.5 299.7 282.2 302.1 0.78 14 620 3997 -11.3 -37.3 10 26.0 -15.5 55 12 300.2 300.3 281.8 301.1 0.25 15 560 4769 -17.1 -35.1 19 18.0 -19.8 49 19 302.2 302.3 282.8 303.4 0.35 16 500 5610 -22.3 -31.3 44 9.0 -23.8 45 20 305.9 306.0 284.5 307.7 0.56 17 498 5640 -22.3 -31.3 44 9.0 -23.8 46 20 306.2 306.3 284.6 308.1 0.56 18 453 6331 -26.5 -36.5 38 10.0 -27.8 33 21 309.3 309.4 285.5 310.6 0.37 19 400 7220 -33.3 -44.3 32 11.0 -34.2 40 23 311.7 311.7 286.2 312.4 0.19 20 365 7855 -37.9 -52.9 19 15.0 -38.7 31 29 313.8 313.9 286.8 314.1 0.08 21 300 9170 -48.9 -57.9 34 9.0 -49.1 40 27 316.4 316.4 287.6 316.6 0.05 22 280 9618 -52.7 -59.7 42 7.0 -52.8 44 27 317.3 317.3 287.9 317.4 0.04 23 250 10340 -57.1 -63.1 46 6.0 -57.2 50 26 321.2 321.2 289.2 321.3 0.03 24 247 10417 -57.3 -63.3 46 6.0 -57.4 55 27 322.0 322.0 289.4 322.1 0.03 25 241 10573 -55.7 -70.7 14 15.0 -55.9 58 26 326.7 326.7 290.7 326.7 0.01 26 235 10734 -55.3 -72.3 10 17.0 -55.5 57 23 329.6 329.6 291.6 329.7 0.01 27 228 10927 -56.1 -72.1 12 16.0 -56.3 47 15 331.3 331.3 292.1 331.3 0.01 28 214 11332 -54.5 -79.5 3 25.0 -54.8 31 23 339.8 339.8 294.3 339.8 0.00 29 210 11454 -52.5 -80.5 2 28.0 -52.8 23 20 344.8 344.8 295.4 344.8 0.00 30 200 11770 -51.7 -81.7 2 30.0 -52.1 25 15 350.9 350.9 296.8 350.9 0.00 31 199 11802 -51.7 -81.7 2 30.0 -52.1 24 16 351.4 351.4 297.0 351.4 0.00 32 175 12634 -52.7 -82.7 1 30.0 -53.1 60 12 362.9 362.9 299.2 362.9 0.00 33 150 13630 -51.9 -83.9 1 32.0 -52.4 15 5 380.6 380.6 302.3 380.7 0.00 34 148 13717 -51.1 -83.1 1 32.0 -51.7 17 4 383.5 383.5 302.8 383.5 0.00 35 117 15238 -53.9 -84.9 1 31.0 -54.4 221 5 405.0 405.0 305.9 405.0 0.00 36 100 16250 -52.7 -84.7 1 32.0 -53.4 285 8 425.9 425.9 308.4 425.9 0.00 37 94 16650 -51.7 -84.7 1 33.0 -52.5 297 9 435.5 435.5 309.4 435.5 0.00 38 84 17376 -53.7 -85.7 1 32.0 -54.4 268 10 445.6 445.6 310.4 445.7 0.00 39 70 18550 -52.7 -85.7 1 33.0 -53.7 305 10 471.6 471.6 312.8 471.7 0.00 40 50 20720 -52.7 -85.7 1 33.0 -54.0 305 6 519.3 519.3 316.2 519.3 0.01 41 40 22155 -53.3 -86.3 1 33.0 -54.8 345 10 552.0 552.0 318.2 552.0 0.01 42 34 23207 -50.5 -85.5 1 35.0 -52.7 355 2 585.6 585.6 319.9 585.7 0.01 43 30 24020 -51.3 -85.3 1 34.0 -53.6 35 8 604.8 604.8 320.8 604.8 0.01 44 27 24703 -52.7 -85.7 1 33.0 -54.9 16 10 619.4 619.4 321.5 619.4 0.01 45 22 26042 -47.9 -84.9 1 37.0 -51.8 55 13 671.0 671.0 323.4 671.1 0.01 46 20 26670 -48.7 -84.7 1 36.0 -52.6 70 16 687.1 687.1 324.0 687.2 0.02 47 14 29022 -48.1 -85.1 1 37.0 -53.2 74 9 762.9 762.9 326.3 763.1 0.02 48 10 31280 -40.5 -81.5 0 41.0 -50.5 55 5 868.4 868.4 328.8 868.9 0.05 49 9.8 31418 -40.1 -81.1 0 41.0 -50.4 874.9 874.9 329.0 875.5 0.06 50 8.4 32466 -42.1 -83.1 0 41.0 -52.1 906.5 906.5 329.5 907.0 0.05 51 7.1 33613 -38.3 -80.3 0 42.0 -51.2 966.8 966.8 330.7 967.8 0.09 52 6.0 34791 -30.1 -75.1 0 45.0 -49.3 1049.9 1050.0 331.9 1052.9 0.24 53 5.9 34911 -30.1 -75.1 0 45.0 -49.4 1055.0 1055.1 332.1 1058.1 0.24 TRP 247 10417 -57.3 -63.3 46 6.0 -57.4 55 27 322.0 322.0 289.4 322.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5458.00 m Freezing level: 792.26 mb = 2074.61 m = 6806.36 ft Wetbulb zero: 856.85 mb = 1439.84 m = 4723.82 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 25.47 % Est. max temperature: 16.43 C = 61.58 F Sfc-Lift cond lev (LCL): 704.54 mb = 3005.15 m = 9859.30 ft T: -4.67 C 700-500 lapse rate: 6.81 C/km ThetaE index: 3.42 C Layer 803.0- 747.0 mb Conv cond level (CCL): 604.41 mb = 4190.23 m = 13747.30 ft Mean mixing ratio: 2.37 g/kg Conv temperature: 26.11 C = 79.00 F Cap Strength: 6.49 C Lifted Index: 8.27 C Risk: None Lifted Index @300 mb: 13.31 C Lifted Index @700 mb: 5.74 C Showalter Index: 7.86 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: 14.70 C K Index: -0.90 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 1.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.13 J/kg Max Up Vert Vel: 1.50 m/s Conv Inhibition (B-): 83959.12 J/kg Cap Strength: 8.03 C Lift Cond Lev (LCL): 696.72 mb = 3092.87 m = 10147.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 75 at 12 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 ---------------------------------------------------------- 0 983 306 70 8 -7.5 -2.7 | 265 4 4.2 0.3 1 948 610 70 17 -16.0 -5.8 | 57 5 -4.2 -2.7 2 925 809 55 18 -14.7 -10.3 | 23 8 -3.0 -7.3 3 913 914 60 17 -14.7 -8.5 | 29 6 -3.0 -5.4 4 880 1219 40 16 -10.3 -12.3 | 351 9 1.4 -9.2 5 850 1506 40 17 -10.9 -13.0 | 355 10 0.8 -9.9 6 816 1829 30 15 -7.5 -13.0 | 337 11 4.2 -9.9 7 786 2134 55 6 -4.9 -3.4 | 273 7 6.8 -0.4 8 756 2438 55 13 -10.6 -7.5 | 346 5 1.1 -4.4 9 728 2743 50 13 -10.0 -8.4 | 341 6 1.8 -5.3 10 701 3048 30 13 -6.5 -11.3 | 327 10 5.2 -8.2 11 700 3056 40 15 -9.6 -11.5 | 346 9 2.1 -8.4 12 673 3353 45 14 -9.9 -9.9 | 345 7 1.8 -6.8 13 647 3658 40 19 -12.2 -14.6 | 2 11 -0.5 -11.5 14 621 3962 55 12 -9.8 -6.9 | 334 4 1.9 -3.8 15 597 4267 45 15 -10.6 -10.6 | 352 8 1.1 -7.5 16 551 4877 50 20 -15.3 -12.9 | 20 10 -3.6 -9.8 17 508 5486 30 23 -11.5 -19.9 | 359 17 0.2 -16.8 18 500 5610 45 20 -14.1 -14.1 | 12 11 -2.4 -11.1 19 488 5791 50 19 -14.6 -12.2 | 17 10 -2.8 -9.1 20 467 6096 40 20 -12.9 -15.3 | 5 12 -1.1 -12.2 21 448 6401 30 21 -10.5 -18.2 | 355 15 1.2 -15.1 22 430 6706 25 21 -8.9 -19.0 | 350 16 2.9 -16.0 23 412 7010 40 22 -14.1 -16.9 | 10 14 -2.4 -13.8 24 400 7220 40 23 -14.8 -17.6 | 12 15 -3.1 -14.5 25 377 7620 30 29 -14.5 -25.1 | 7 22 -2.8 -22.0 26 301 9144 40 26 -16.7 -19.9 | 16 18 -5.0 -16.8 27 300 9170 40 27 -17.4 -20.7 | 18 18 -5.6 -17.6 28 250 10340 50 26 -19.9 -16.7 | 31 16 -8.2 -13.6 29 247 10417 55 27 -22.1 -15.5 | 40 16 -10.4 -12.4 30 238 10668 60 26 -22.5 -13.0 | 47 15 -10.8 -9.9 31 226 10973 45 13 -9.2 -9.2 | 337 7 2.5 -6.1 32 216 11278 35 24 -13.8 -19.7 | 7 17 -2.0 -16.6 33 206 11582 15 17 -4.4 -16.4 | 331 15 7.3 -13.3 34 200 11770 25 15 -6.3 -13.6 | 333 12 5.4 -10.5 35 196 11887 20 17 -5.8 -16.0 | 335 14 5.9 -12.9 36 179 12497 60 13 -11.3 -6.5 | 352 3 0.5 -3.4 37 171 12802 60 10 -8.7 -5.0 | 302 4 3.1 -1.9 38 150 13630 15 5 -1.3 -4.8 | 280 11 10.4 -1.8 39 141 14021 25 1 -0.4 -0.9 | 259 12 11.3 2.2 40 117 15240 220 5 3.2 3.8 | 245 16 14.9 6.9 41 101 16154 285 11 10.6 -2.8 | 269 22 22.4 0.2 42 100 16250 285 8 7.7 -2.1 | 267 19 19.5 1.0 43 97 16459 285 8 7.7 -2.1 | 267 19 19.5 1.0 44 92 16764 305 10 8.2 -5.7 | 278 20 19.9 -2.7 45 80 17678 250 10 9.4 3.4 | 253 22 21.1 6.5 46 73 18288 270 10 10.0 -0.0 | 262 22 21.7 3.1 47 70 18550 305 10 8.2 -5.7 | 278 20 19.9 -2.7 48 70 18593 245 10 9.1 4.2 | 251 22 20.8 7.3 49 66 18898 300 11 9.5 -5.5 | 277 21 21.3 -2.4 50 55 20117 250 10 9.4 3.4 | 253 22 21.1 6.5 51 52 20422 290 10 9.4 -3.4 | 271 21 21.1 -0.3 52 50 20720 305 6 4.9 -3.4 | 271 17 16.6 -0.4 53 45 21336 290 3 2.8 -1.0 | 262 15 14.5 2.0 54 41 21946 320 10 6.4 -7.7 | 284 19 18.2 -4.6 55 39 22250 355 10 0.9 -10.0 | 299 14 12.6 -6.9 56 34 23165 355 1 0.1 -1.0 | 260 12 11.8 2.1 57 33 23470 355 10 0.9 -10.0 | 299 14 12.6 -6.9 58 31 23774 15 14 -3.6 -13.5 | 322 13 8.1 -10.5 59 30 24020 35 8 -4.6 -6.6 | 296 8 7.1 -3.5 60 30 24079 65 12 -10.9 -5.1 | 337 2 0.9 -2.0 61 28 24384 40 7 -4.5 -5.4 | 288 8 7.2 -2.3 62 27 24689 15 10 -2.6 -9.7 | 306 11 9.1 -6.6 63 26 24994 35 10 -5.7 -8.2 | 311 8 6.0 -5.1 64 25 25298 30 15 -7.5 -13.0 | 337 11 4.2 -9.9 65 24 25603 40 17 -10.9 -13.0 | 355 10 0.8 -9.9 66 21 26213 60 11 -9.5 -5.5 | 318 3 2.2 -2.4 67 20 26518 50 19 -14.6 -12.2 | 17 10 -2.8 -9.1 68 20 26670 70 16 -15.0 -5.5 | 54 4 -3.3 -2.4 69 20 26822 65 18 -16.3 -7.6 | 45 6 -4.6 -4.5 70 18 27432 70 15 -14.1 -5.1 | 49 3 -2.4 -2.1 71 16 28042 95 19 -18.9 1.7 | 123 9 -7.2 4.7 72 16 28346 75 15 -14.5 -3.9 | 74 3 -2.8 -0.8 73 15 28651 65 16 -14.5 -6.8 | 37 5 -2.8 -3.7 74 14 28956 80 10 -9.8 -1.7 | 235 2 1.9 1.3 75 13 29566 35 3 -1.7 -2.5 | 266 10 10.0 0.6 76 12 29870 65 20 -18.1 -8.5 | 50 8 -6.4 -5.4 77 12 30175 75 18 -17.4 -4.7 | 74 6 -5.7 -1.6 78 10 31280 55 5 -4.1 -2.9 | 268 8 7.6 0.2 Wind Parameters Mean winds (0-6000m): 45.3 at 16.2 knts Storm direction: 75.3 at 12.1 knts Shear (0-3000m) pos: 1.3 neg: 2.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 79.9 deg Storm rel helicity (0-3000m) pos: 17.7 neg: -41.0 tot: -23.3 m^2/s^2 ave: -7.8 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 8.5 stream: -1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.25 Bulk Shear: 4.53 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 66 14 29 3| 0.0 10.8 10.8| 2.6 -6.0 -3.3 -6.6 0.17| 14.6 2.4 1000 58 16 15 5| 0.0 5.2 5.2| 3.9 -15.3 -11.3 -11.3 -0.08| 11.1 -0.9 1500 51 16 4 7| 0.0 3.5 3.5| 5.2 -23.8 -18.5 -12.4 -0.17| 8.8 -1.5 2000 49 14 352 6| 1.9 2.6 4.5| 8.5 -37.3 -28.8 -14.4 -0.24| 9.8 -2.3 2500 50 14 350 6| 1.5 2.8 4.3| 11.8 -38.3 -26.5 -10.6 -0.16| 8.9 -1.4 3000 48 14 348 6| 1.3 2.5 3.8| 17.7 -41.0 -23.3 -7.8 -0.11| 8.5 -1.0 4000 47 14 349 7| 0.9 1.9 2.8| 26.2 -45.4 -19.2 -4.8 -0.06| 8.3 -0.5 5000 47 15 355 7| 0.8 2.1 2.9| 35.2 -56.0 -20.7 -4.1 -0.04| 7.7 -0.3 6000 45 16 358 8| 1.1 2.2 3.3| 46.7 -71.9 -25.2 -4.2 -0.05| 7.6 -0.4 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250525.00.gif