UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062912.upa.cvt Date: 1200Z 29 JUN 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 29 JUN 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 84 SFC 975 306 15.4 10.8 74 4.6 12.7 295 1 290.6 292.1 286.9 314.4 8.36 2 949 532 15.6 8.6 63 7.0 11.6 47 5 293.1 294.4 286.9 314.4 7.40 3 932 683 15.2 7.2 59 8.0 10.7 80 8 294.2 295.4 286.8 314.0 6.84 4 925 746 14.6 6.6 59 8.0 10.1 75 8 294.2 295.4 286.5 313.4 6.62 5 850 1454 8.6 5.4 80 3.2 6.9 70 7 295.2 296.3 286.9 314.4 6.63 6 812 1831 5.8 4.1 89 1.7 4.9 110 11 296.1 297.2 286.9 314.6 6.33 7 776 2201 3.4 -2.6 65 6.0 0.7 110 14 297.4 298.1 285.1 309.5 4.07 8 760 2370 2.8 -3.2 65 6.0 0.1 124 15 298.5 299.2 285.5 310.4 3.97 9 740 2586 2.8 -2.2 70 5.0 0.4 137 15 300.8 301.6 286.8 314.0 4.40 10 731 2685 2.8 1.1 89 1.7 1.9 142 14 301.8 302.9 288.3 318.9 5.67 11 721 2797 3.4 0.6 82 2.8 2.0 147 13 303.7 304.7 288.9 320.5 5.55 12 700 3036 1.8 0.6 92 1.2 1.2 155 8 304.5 305.5 289.3 321.8 5.72 13 697 3071 1.6 0.5 92 1.1 1.0 164 8 304.6 305.7 289.3 321.9 5.70 14 625 3942 -2.9 -3.3 97 0.4 -3.1 160 7 309.1 310.0 290.0 324.1 4.80 15 568 4695 -6.3 -10.1 74 3.8 -7.8 244 5 313.7 314.3 289.9 323.8 3.12 16 535 5160 -10.1 -13.0 79 2.9 -11.2 352 0 314.6 315.1 289.7 323.1 2.63 17 528 5261 -10.3 -14.9 69 4.6 -11.9 348 1 315.5 316.0 289.7 323.0 2.28 18 524 5320 -9.7 -18.7 48 9.0 -12.5 338 3 316.9 317.3 289.5 322.5 1.67 19 516 5438 -10.5 -24.5 31 14.0 -14.2 317 5 317.4 317.6 289.0 320.9 1.02 20 507 5574 -11.7 -17.7 61 6.0 -13.6 294 8 317.5 317.9 289.9 323.8 1.88 21 500 5680 -12.5 -19.5 56 7.0 -14.6 275 10 317.8 318.1 289.8 323.3 1.63 22 491 5819 -13.3 -20.3 56 7.0 -15.3 276 11 318.5 318.8 289.9 323.7 1.55 23 470 6152 -15.1 -36.1 15 21.0 -18.9 289 12 320.2 320.3 289.2 321.6 0.37 24 465 6233 -15.7 -30.7 26 15.0 -18.8 288 13 320.5 320.6 289.6 322.7 0.64 25 462 6281 -16.1 -26.1 42 10.0 -18.5 287 13 320.6 320.8 290.0 324.0 0.98 26 446 6546 -18.5 -24.5 59 6.0 -20.0 283 17 320.8 321.0 290.2 324.9 1.18 27 428 6853 -21.3 -27.3 58 6.0 -22.6 280 18 321.0 321.2 290.1 324.4 0.95 28 414 7098 -22.9 -32.9 40 10.0 -24.6 280 17 322.0 322.2 290.0 324.1 0.58 29 400 7350 -24.9 -29.7 64 4.8 -25.8 280 16 322.6 322.8 290.4 325.5 0.81 30 395 7441 -25.7 -29.9 68 4.2 -26.5 280 17 322.7 322.9 290.5 325.6 0.81 31 391 7515 -26.1 -36.1 39 10.0 -27.6 280 17 323.2 323.3 290.2 324.8 0.45 32 341 8487 -33.7 -41.7 44 8.0 -34.5 263 19 325.7 325.8 290.8 326.8 0.29 33 334 8632 -35.1 -40.1 60 5.0 -35.6 260 19 325.7 325.8 290.9 327.0 0.35 34 300 9370 -41.1 -48.1 47 7.0 -41.5 260 21 327.4 327.5 291.2 328.1 0.16 35 299 9393 -41.3 -48.3 47 7.0 -41.7 260 21 327.5 327.5 291.2 328.1 0.16 36 284 9740 -44.7 -48.7 64 4.0 -44.9 263 23 327.4 327.5 291.2 328.1 0.16 37 271 10051 -47.5 -52.3 58 4.8 -47.7 266 25 327.8 327.8 291.2 328.2 0.11 38 256 10425 -50.1 -57.1 43 7.0 -50.3 269 27 329.3 329.4 291.6 329.6 0.07 39 250 10580 -50.7 -56.7 49 6.0 -50.9 270 28 330.7 330.7 292.0 331.0 0.07 40 233 11034 -54.9 -59.2 59 4.3 -55.0 287 25 331.0 331.1 292.0 331.3 0.06 41 228 11173 -56.1 -62.1 47 6.0 -56.2 295 24 331.3 331.3 292.1 331.4 0.04 42 218 11458 -55.9 -64.9 32 9.0 -56.1 273 26 335.9 335.9 293.3 336.0 0.03 43 208 11758 -53.7 -71.7 9 18.0 -54.0 277 35 343.9 343.9 295.3 343.9 0.01 44 200 12010 -54.1 -71.1 11 17.0 -54.4 285 41 347.1 347.1 296.0 347.2 0.01 45 198 12074 -54.5 -71.5 11 17.0 -54.8 285 41 347.5 347.5 296.1 347.5 0.01 46 189 12373 -52.1 -79.1 2 27.0 -52.5 285 40 356.0 356.0 297.9 356.0 0.00 47 173 12947 -50.7 -81.7 1 31.0 -51.2 292 37 367.4 367.4 300.1 367.4 0.00 48 152 13785 -52.9 -82.9 1 30.0 -53.4 287 36 377.5 377.5 301.8 377.5 0.00 49 150 13870 -52.7 -82.7 1 30.0 -53.2 290 35 379.3 379.3 302.1 379.3 0.00 50 148 13957 -51.9 -82.9 1 31.0 -52.4 290 35 382.1 382.1 302.6 382.1 0.00 51 134 14600 -54.3 -84.3 1 30.0 -54.8 290 31 388.9 388.9 303.6 388.9 0.00 52 106 16106 -54.9 -84.9 1 30.0 -55.4 310 28 414.7 414.7 307.1 414.7 0.00 53 100 16480 -54.7 -84.7 1 30.0 -55.2 315 24 422.0 422.0 308.0 422.1 0.00 54 92 17013 -55.5 -85.5 1 30.0 -56.1 311 20 430.6 430.6 308.9 430.7 0.00 55 70 18760 -54.3 -86.3 1 32.0 -55.1 300 18 468.2 468.2 312.5 468.2 0.00 56 50 20930 -52.1 -85.1 1 33.0 -53.5 345 5 520.7 520.7 316.4 520.7 0.01 57 30 24280 -47.7 -84.7 1 37.0 -50.8 75 2 614.6 614.6 321.3 614.7 0.01 58 20 26980 -43.3 -83.3 0 40.0 -49.1 65 13 703.6 703.6 324.6 703.8 0.02 59 14 29396 -41.9 -82.9 0 41.0 -49.7 107 14 784.0 784.0 326.8 784.2 0.03 60 12 30454 -36.9 -78.9 0 42.0 -48.0 64 12 837.0 837.0 328.1 837.7 0.07 61 10 31720 -36.1 -79.1 0 43.0 -48.6 80 18 884.8 884.8 329.1 885.6 0.08 62 9.7 31932 -35.7 -78.7 0 43.0 -48.6 894.0 894.1 329.3 894.9 0.08 63 6.5 34756 -28.9 -73.9 0 45.0 -48.4 1031.2 1031.4 331.7 1034.5 0.27 64 5.2 36359 -26.9 -72.9 0 46.0 -49.2 1108.2 1108.4 332.8 1113.4 0.39 TRP 228 11173 -56.1 -62.1 47 6.0 -56.2 295 24 331.3 331.3 292.1 331.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5596.00 m Freezing level: 671.40 mb = 3380.36 m = 11090.28 ft Wetbulb zero: 679.17 mb = 3277.69 m = 10753.46 ft Precipitable water: 1.03 inches Sfc-500 mean rel hum: 77.30 % Est. max temperature: 20.47 C = 68.85 F Sfc-Lift cond lev (LCL): 910.13 mb = 881.70 m = 2892.68 ft T: 13.45 C 700-500 lapse rate: 5.41 C/km ThetaE index: 5.07 C Layer 776.0- 760.0 mb Conv cond level (CCL): 807.22 mb = 1878.83 m = 6164.05 ft Mean mixing ratio: 7.03 g/kg Conv temperature: 20.95 C = 69.71 F Cap Strength: 7.59 C Lifted Index: 7.34 C Risk: None Lifted Index @300 mb: 9.86 C Lifted Index @700 mb: 4.01 C Showalter Index: 7.11 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 17.90 C K Index: 25.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 88.80 Risk: None Energy Index: 1.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.20 J/kg Max Up Vert Vel: 5.33 m/s Conv Inhibition (B-): 79178.16 J/kg Cap Strength: 7.55 C Lift Cond Lev (LCL): 837.35 mb = 1577.44 m = 5175.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 167 at 6 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 ---------------------------------------------------------- 0 975 306 295 1 0.9 -0.4 | 341 7 2.3 -6.5 1 940 610 85 7 -7.0 -0.6 | 40 9 -5.6 -6.6 2 925 746 75 8 -7.7 -2.1 | 38 10 -6.4 -8.1 3 907 914 45 6 -4.2 -4.2 | 16 11 -2.9 -10.3 4 874 1219 65 9 -8.2 -3.8 | 35 12 -6.8 -9.8 5 850 1454 70 7 -6.6 -2.4 | 32 10 -5.2 -8.4 6 812 1829 110 11 -10.3 3.8 | 76 9 -9.0 -2.3 7 782 2134 105 13 -12.6 3.4 | 77 12 -11.2 -2.7 8 753 2438 130 16 -12.3 10.3 | 111 12 -10.9 4.3 9 726 2743 145 14 -8.0 11.5 | 129 9 -6.7 5.4 10 700 3036 155 8 -3.4 7.3 | 121 2 -2.0 1.2 11 699 3048 165 8 -2.1 7.7 | 157 2 -0.7 1.7 12 672 3353 155 10 -4.2 9.1 | 136 4 -2.9 3.0 13 647 3658 160 7 -2.4 6.6 | 117 1 -1.1 0.5 14 598 4267 160 6 -2.1 5.6 | 61 1 -0.7 -0.4 15 554 4877 285 4 3.9 -1.0 | 324 9 5.2 -7.1 16 533 5182 0 0 -0.0 -0.0 | 347 6 1.3 -6.0 17 500 5680 275 10 10.0 -0.9 | 301 13 11.3 -6.9 18 493 5791 275 11 11.0 -1.0 | 300 14 12.3 -7.0 19 473 6096 290 11 10.3 -3.8 | 310 15 11.7 -9.8 20 436 6706 280 19 18.7 -3.3 | 295 22 20.1 -9.3 21 400 7350 280 16 15.8 -2.8 | 297 19 17.1 -8.8 22 385 7620 280 18 17.7 -3.1 | 296 21 19.1 -9.2 23 324 8839 255 19 18.4 4.9 | 273 20 19.7 -1.1 24 310 9144 260 18 17.7 3.1 | 279 19 19.1 -2.9 25 300 9370 260 21 20.7 3.6 | 276 22 22.0 -2.4 26 250 10580 270 28 28.0 -0.0 | 282 30 29.3 -6.0 27 247 10668 265 28 27.9 2.4 | 277 29 29.2 -3.6 28 228 11173 295 24 21.8 -10.1 | 305 28 23.1 -16.2 29 224 11278 285 30 29.0 -7.8 | 294 33 30.3 -13.8 30 214 11582 265 23 22.9 2.0 | 279 25 24.3 -4.0 31 204 11887 285 43 41.5 -11.1 | 292 46 42.9 -17.2 32 200 12010 285 41 39.6 -10.6 | 292 44 40.9 -16.6 33 177 12802 285 39 37.7 -10.1 | 292 42 39.0 -16.1 34 169 13106 300 35 30.3 -17.5 | 307 39 31.7 -23.5 35 154 13716 285 36 34.8 -9.3 | 293 39 36.1 -15.4 36 150 13870 290 35 32.9 -12.0 | 298 39 34.2 -18.0 37 133 14630 290 31 29.1 -10.6 | 299 35 30.5 -16.6 38 121 15240 300 30 26.0 -15.0 | 308 34 27.3 -21.0 39 116 15545 300 30 26.0 -15.0 | 308 34 27.3 -21.0 40 110 15850 320 28 18.0 -21.4 | 325 34 19.3 -27.5 41 100 16459 295 27 24.5 -11.4 | 304 31 25.8 -17.4 42 100 16480 315 24 17.0 -17.0 | 321 29 18.3 -23.0 43 96 16764 315 24 17.0 -17.0 | 321 29 18.3 -23.0 44 91 17069 310 19 14.6 -12.2 | 319 24 15.9 -18.2 45 87 17374 285 15 14.5 -3.9 | 302 19 15.8 -9.9 46 79 17983 315 19 13.4 -13.4 | 323 24 14.8 -19.5 47 75 18288 295 18 16.3 -7.6 | 308 22 17.7 -13.6 48 72 18593 310 14 10.7 -9.0 | 321 19 12.1 -15.0 49 70 18760 300 18 15.6 -9.0 | 312 23 16.9 -15.0 50 69 18898 295 16 14.5 -6.8 | 309 20 15.8 -12.8 51 65 19202 320 12 7.7 -9.2 | 329 18 9.1 -15.2 52 54 20422 350 3 0.5 -3.0 | 348 9 1.9 -9.0 53 52 20726 295 10 9.1 -4.2 | 315 15 10.4 -10.3 54 50 20930 345 5 1.3 -4.8 | 346 11 2.6 -10.9 55 47 21336 350 6 1.0 -5.9 | 349 12 2.4 -11.9 56 45 21641 360 12 -0.0 -12.0 | 356 18 1.3 -18.0 57 43 21946 35 20 -11.5 -16.4 | 24 25 -10.1 -22.4 58 41 22250 65 10 -9.1 -4.2 | 37 13 -7.7 -10.3 59 32 23774 80 10 -9.8 -1.7 | 48 12 -8.5 -7.8 60 30 24280 75 2 -1.9 -0.5 | 5 7 -0.6 -6.6 61 27 24994 45 10 -7.1 -7.1 | 24 14 -5.7 -13.1 62 26 25298 100 14 -13.8 2.4 | 74 13 -12.4 -3.6 63 25 25603 110 10 -9.4 3.4 | 72 8 -8.1 -2.6 64 23 25908 75 14 -13.5 -3.6 | 52 16 -12.2 -9.7 65 22 26213 120 13 -11.3 6.5 | 93 10 -9.9 0.5 66 21 26518 105 16 -15.5 4.1 | 82 14 -14.1 -1.9 67 20 26980 65 13 -11.8 -5.5 | 42 16 -10.4 -11.5 68 20 27127 90 13 -13.0 0.0 | 63 13 -11.7 -6.0 69 19 27432 65 14 -12.7 -5.9 | 44 16 -11.3 -12.0 70 18 27737 80 12 -11.8 -2.1 | 52 13 -10.5 -8.1 71 17 28042 65 16 -14.5 -6.8 | 46 18 -13.2 -12.8 72 16 28651 100 19 -18.7 3.3 | 81 18 -17.4 -2.7 73 14 29261 125 15 -12.3 8.6 | 103 11 -10.9 2.6 74 14 29566 90 14 -14.0 0.0 | 65 14 -12.7 -6.0 75 13 29870 100 11 -10.8 1.9 | 67 10 -9.5 -4.1 76 13 30175 60 11 -9.5 -5.5 | 35 14 -8.2 -11.5 77 10 31720 80 18 -17.7 -3.1 | 61 19 -16.4 -9.2 Wind Parameters Mean winds (0-6000m): 137.4 at 8.2 knts Storm direction: 167.4 at 6.2 knts Shear (0-3000m) pos: 1.8 neg: 0.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 157.9 deg Storm rel helicity (0-3000m) pos: 82.7 neg: -12.7 tot: 70.0 m^2/s^2 ave: 23.3 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.08 Bulk Shear: 6.84 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 78 5 29 8| 8.2 0.0 8.2| 23.1 -4.5 18.6 37.1 0.55| 14.9 8.1 1000 66 6 28 10| 4.6 0.0 4.6| 33.3 -11.1 22.2 22.2 0.42| 10.9 4.6 1500 74 7 35 10| 4.0 0.0 4.0| 50.7 -11.8 38.8 25.9 0.53| 9.9 5.3 2000 88 9 49 10| 4.0 0.0 4.0| 63.9 -11.8 52.0 26.0 0.57| 9.0 5.1 2500 103 10 65 9| 2.8 0.0 2.8| 82.0 -11.8 70.1 28.0 0.60| 9.0 5.4 3000 112 10 73 8| 1.8 0.0 1.8| 82.7 -12.7 70.0 23.3 0.52| 8.8 4.6 4000 123 9 80 6| 0.8 0.0 0.8| 82.7 -13.5 69.3 17.3 0.43| 7.2 3.1 5000 125 8 75 5| 0.2 0.0 0.2| 97.7 -14.4 83.3 16.7 0.42| 7.5 3.1 6000 137 8 91 4| 0.4 0.9 1.3|107.3 -49.6 57.7 9.6 0.25| 7.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250629.12.gif