UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 15 OCT 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 159 SFC 982 306 0.4 -1.7 86 2.1 -0.4 295 4 275.0 275.5 273.6 284.4 3.43 2 925 782 -3.1 -3.6 96 0.5 -3.3 310 23 276.1 276.7 273.9 284.9 3.16 3 870 1263 -6.9 -6.9 100 0.0 -6.9 277.1 277.5 273.6 284.4 2.62 4 867 1290 -6.7 -7.7 93 1.0 -7.0 277.6 278.0 273.7 284.5 2.47 5 862 1335 -5.7 -11.7 63 6.0 -7.5 279.1 279.4 273.6 284.2 1.81 6 857 1381 -2.7 -20.7 24 18.0 -7.2 282.7 282.8 274.2 285.2 0.86 7 855 1400 -2.5 -19.5 26 17.0 -6.9 283.1 283.2 274.5 285.9 0.95 8 850 1446 -2.7 -18.7 28 16.0 -7.0 335 21 283.3 283.5 274.8 286.4 1.03 9 815 1778 -3.9 -23.9 19 20.0 -8.5 285.5 285.6 275.4 287.6 0.68 10 744 2494 -6.3 -27.3 17 21.0 -10.8 290.4 290.5 277.7 292.1 0.55 11 738 2557 -6.7 -27.7 17 21.0 -11.1 290.6 290.7 277.8 292.3 0.53 12 728 2663 -7.5 -23.5 27 16.0 -11.2 290.9 291.0 278.3 293.4 0.79 13 725 2695 -7.7 -14.7 57 7.0 -9.8 291.0 291.3 279.6 296.1 1.68 14 723 2717 -7.9 -14.9 57 7.0 -9.9 291.0 291.3 279.6 296.1 1.66 15 722 2727 -8.1 -16.1 53 8.0 -10.4 290.9 291.2 279.3 295.5 1.51 16 717 2781 -8.5 -12.9 70 4.4 -9.9 291.1 291.4 280.0 297.0 1.97 17 714 2814 -8.5 -15.5 57 7.0 -10.5 291.4 291.7 279.7 296.3 1.60 18 711 2846 -8.7 -25.7 24 17.0 -12.3 291.5 291.7 278.4 293.7 0.66 19 703 2934 -9.1 -28.1 20 19.0 -12.9 292.0 292.1 278.5 293.8 0.54 20 700 2967 -9.5 -27.5 22 18.0 -13.2 330 24 292.0 292.1 278.5 293.8 0.57 21 671 3292 -11.3 -25.3 30 14.0 -14.3 293.5 293.6 279.4 295.8 0.73 22 664 3373 -11.7 -20.7 47 9.0 -13.9 293.9 294.1 280.2 297.4 1.11 23 660 3419 -11.9 -26.9 28 15.0 -14.9 294.2 294.3 279.7 296.3 0.64 24 647 3571 -12.9 -24.9 36 12.0 -15.4 294.8 294.9 280.1 297.3 0.78 25 634 3725 -13.1 -42.1 7 29.0 -16.9 296.3 296.3 279.9 296.8 0.15 26 620 3895 -14.3 -20.3 60 6.0 -15.7 296.8 297.0 281.6 300.6 1.23 27 610 4017 -15.3 -20.3 66 5.0 -16.5 297.0 297.2 281.7 300.9 1.25 28 607 4055 -15.5 -22.5 55 7.0 -17.1 297.2 297.4 281.5 300.5 1.03 29 603 4105 -14.5 -35.5 15 21.0 -17.8 298.9 299.0 281.3 300.0 0.31 30 590 4270 -13.5 -34.5 15 21.0 -17.0 301.9 302.0 282.7 303.1 0.35 31 550 4801 -16.1 -35.1 18 19.0 -19.1 305.0 305.0 283.9 306.2 0.35 32 505 5437 -20.9 -34.9 27 14.0 -22.9 306.7 306.8 284.6 308.0 0.39 33 500 5510 -21.5 -34.5 30 13.0 -23.4 335 34 306.8 306.9 284.7 308.2 0.41 34 494 5599 -22.3 -30.3 48 8.0 -23.7 306.9 307.0 284.9 309.0 0.62 35 470 5965 -24.5 -34.5 39 10.0 -25.9 308.6 308.7 285.4 310.1 0.44 36 425 6691 -30.5 -36.5 56 6.0 -31.2 309.9 310.0 285.8 311.3 0.40 37 400 7120 -33.5 -42.5 40 9.0 -34.3 330 32 311.4 311.5 286.1 312.3 0.23 38 387 7350 -35.3 -45.3 35 10.0 -36.0 312.0 312.1 286.3 312.7 0.17 39 368 7697 -38.3 -46.3 43 8.0 -38.8 312.6 312.6 286.5 313.2 0.16 40 361 7829 -38.7 -51.7 24 13.0 -39.4 313.8 313.8 286.8 314.1 0.09 41 330 8436 -44.1 -54.1 32 10.0 -44.5 314.5 314.5 287.0 314.8 0.07 42 319 8662 -44.7 -56.7 25 12.0 -45.1 316.7 316.8 287.8 317.0 0.06 43 315 8747 -45.1 -54.1 36 9.0 -45.4 317.3 317.3 288.0 317.6 0.08 44 302 9026 -46.7 -51.7 57 5.0 -46.9 318.9 318.9 288.5 319.3 0.11 45 300 9070 -47.3 -53.3 50 6.0 -47.5 280 31 318.7 318.7 288.4 319.0 0.09 46 296 9159 -47.9 -55.9 39 8.0 -48.1 319.1 319.1 288.5 319.3 0.07 47 275 9639 -52.1 -59.1 43 7.0 -52.2 319.8 319.8 288.7 320.0 0.05 48 264 9902 -54.5 -58.0 65 3.5 -54.6 320.0 320.0 288.8 320.2 0.06 49 256 10099 -55.7 -60.1 58 4.4 -55.8 321.1 321.1 289.1 321.3 0.05 50 255 10124 -55.7 -61.7 47 6.0 -55.8 285 26 321.4 321.4 289.2 321.6 0.04 51 254 10149 -55.1 -65.1 28 10.0 -55.2 322.7 322.7 289.6 322.8 0.02 52 250 10250 -54.7 -67.7 19 13.0 -54.9 285 28 324.7 324.7 290.2 324.8 0.02 53 244 10406 -55.3 -68.3 18 13.0 -55.5 326.1 326.1 290.6 326.2 0.02 54 242 10459 -55.3 -64.3 32 9.0 -55.5 326.9 326.9 290.9 327.0 0.03 55 239 10539 -53.1 -69.1 13 16.0 -53.4 331.4 331.4 292.1 331.4 0.01 56 236 10621 -53.3 -69.3 13 16.0 -53.5 332.3 332.3 292.3 332.3 0.01 57 200 11700 -49.9 -77.9 2 28.0 -50.4 300 27 353.8 353.8 297.4 353.8 0.00 58 150 13570 -51.9 -80.9 2 29.0 -52.4 300 26 380.6 380.6 302.3 380.7 0.00 59 100 16180 -56.7 -83.7 2 27.0 -57.1 285 11 418.2 418.2 307.5 418.2 0.00 60 94 16572 -58.7 -84.7 2 26.0 -59.0 421.7 421.7 307.9 421.7 0.00 61 83 17362 -55.1 -85.1 1 30.0 -55.7 444.3 444.3 310.3 444.3 0.00 62 70 18450 -56.1 -85.1 1 29.0 -56.8 305 12 464.4 464.4 312.1 464.4 0.00 63 50 20560 -61.1 -87.1 2 26.0 -61.6 330 21 499.5 499.5 314.9 499.5 0.00 64 37 22417 -63.9 -88.9 2 25.0 -64.4 537.2 537.2 317.3 537.3 0.00 65 30 23710 -61.1 -88.1 2 27.0 -61.9 280 9 578.1 578.1 319.6 578.1 0.01 66 27 24365 -60.7 -87.7 2 27.0 -61.6 596.9 596.9 320.5 596.9 0.01 67 23 25353 -64.5 -89.5 2 25.0 -65.2 613.7 613.7 321.2 613.7 0.01 68 20 26210 -63.1 -89.1 2 26.0 -64.0 260 18 643.0 643.0 322.4 643.1 0.01 69 12 29372 -59.3 -87.3 1 28.0 -61.4 757.6 757.6 326.1 757.8 0.02 70 10 30510 -60.1 -88.1 1 28.0 -62.4 250 49 795.2 795.2 327.1 795.3 0.02 71 9.1 31097 -61.3 -88.3 2 27.0 -63.4 812.3 812.4 327.5 812.5 0.02 72 7.5 32308 -57.3 -86.3 1 29.0 -61.0 874.8 874.8 328.9 875.0 0.03 73 6.4 33310 -57.9 -86.9 1 29.0 -61.7 912.8 912.8 329.7 913.1 0.03 74 6.2 33511 -55.1 -86.1 1 31.0 -60.1 933.1 933.1 330.1 933.5 0.04 TRP 255 10124 -55.7 -61.7 47 6.0 -55.8 285 26 321.4 321.4 289.2 321.6 0.04 WND 6.0 255 81 Sounding variables and indices 1000-500 mb thick: 5351.00 m Freezing level: 975.49 mb = 360.40 m = 1182.40 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 38.84 % Est. max temperature: 9.79 C = 49.62 F Sfc-Lift cond lev (LCL): 950.28 mb = 567.40 m = 1861.52 ft T: -1.52 C 700-500 lapse rate: 4.72 C/km ThetaE index: 3.34 C Layer 714.0- 703.0 mb Conv cond level (CCL): 913.61 mb = 879.22 m = 2884.53 ft Mean mixing ratio: 3.14 g/kg Conv temperature: 1.75 C = 35.15 F Cap Strength: 18.78 C Lifted Index: 18.79 C Risk: None Lifted Index @300 mb: 24.16 C Lifted Index @700 mb: 9.79 C Showalter Index: 17.45 C Risk: None Total Totals Index: 21.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 2.80 C K Index: -17.90 Risk: None Sweat Index: 76.00 Risk: None Energy Index: 4.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.47 J/kg Max Up Vert Vel: 3.86 m/s Conv Inhibition (B-): 1.61 J/kg Cap Strength: 18.72 C Lift Cond Lev (LCL): 918.44 mb = 837.86 m = 2748.87 ft Lev Free Conv (LFC): 883.44 mb = 1142.81 m = 3749.34 ft Equ Level (EL): 863.44 mb = 1322.22 m = 4337.92 ft B at Equ Level: 0.91 J/kg Max Parcel Lev (MPL): 853.44 mb = 1414.02 m = 4639.11 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 6 41093 255 81 78.2 21.0 1 982 306 295 4 3.6 -1.7 2 945 610 305 19 15.6 -10.9 3 925 782 310 23 17.6 -14.8 4 910 914 315 23 16.3 -16.3 5 875 1219 310 25 19.2 -16.1 6 850 1446 335 21 8.9 -19.0 7 842 1524 340 22 7.5 -20.7 8 809 1829 330 24 12.0 -20.8 9 779 2134 330 21 10.5 -18.2 10 749 2438 315 23 16.3 -16.3 11 720 2743 320 20 12.9 -15.3 12 700 2967 330 24 12.0 -20.8 13 693 3048 335 25 10.6 -22.7 14 639 3658 335 25 10.6 -22.7 15 614 3962 325 25 14.3 -20.5 16 589 4267 335 33 13.9 -29.9 17 566 4572 340 32 10.9 -30.1 18 544 4877 335 33 13.9 -29.9 19 500 5510 335 34 14.4 -30.8 20 461 6096 330 35 17.5 -30.3 21 400 7120 330 32 16.0 -27.7 22 372 7620 325 31 17.8 -25.4 23 325 8534 320 32 20.6 -24.5 24 310 8839 290 33 31.0 -11.3 25 300 9070 280 31 30.5 -5.4 26 297 9144 285 31 29.9 -8.0 27 270 9754 270 29 29.0 -0.0 28 258 10058 270 27 27.0 -0.0 29 255 10124 285 26 25.1 -6.7 30 250 10250 285 28 27.0 -7.2 31 246 10363 285 27 26.1 -7.0 32 234 10668 280 22 21.7 -3.8 33 224 10973 290 25 23.5 -8.6 34 204 11582 280 31 30.5 -5.4 35 200 11700 300 27 23.4 -13.5 36 194 11887 305 27 22.1 -15.5 37 177 12497 305 18 14.7 -10.3 38 169 12802 290 17 16.0 -5.8 39 161 13106 275 24 23.9 -2.1 40 150 13570 300 26 22.5 -13.0 41 147 13716 290 30 28.2 -10.3 42 140 14021 300 26 22.5 -13.0 43 133 14326 320 24 15.4 -18.4 44 127 14630 315 20 14.1 -14.1 45 121 14935 340 16 5.5 -15.0 46 116 15240 320 10 6.4 -7.7 47 110 15545 325 10 5.7 -8.2 48 100 16154 265 7 7.0 0.6 49 100 16180 285 11 10.6 -2.8 50 96 16459 285 11 10.6 -2.8 51 91 16764 245 10 9.1 4.2 52 83 17374 300 28 24.2 -14.0 53 75 17983 320 15 9.6 -11.5 54 72 18288 300 13 11.3 -6.5 55 70 18450 305 12 9.8 -6.9 56 68 18593 290 13 12.2 -4.4 57 65 18898 335 11 4.6 -10.0 58 62 19202 290 10 9.4 -3.4 59 59 19507 285 17 16.4 -4.4 60 56 19812 310 25 19.2 -16.1 61 54 20117 320 21 13.5 -16.1 62 50 20560 330 21 10.5 -18.2 63 49 20726 310 16 12.3 -10.3 64 44 21336 325 12 6.9 -9.8 65 40 21946 335 18 7.6 -16.3 66 38 22250 330 18 9.0 -15.6 67 36 22555 10 17 -3.0 -16.7 68 34 22860 265 10 10.0 0.9 69 33 23165 290 20 18.8 -6.8 70 31 23470 310 14 10.7 -9.0 71 30 23710 280 9 8.9 -1.6 72 30 23774 265 10 10.0 0.9 73 27 24384 270 11 11.0 -0.0 74 26 24689 225 10 7.1 7.1 75 24 24994 220 13 8.4 10.0 76 23 25298 240 27 23.4 13.5 77 22 25603 280 20 19.7 -3.5 78 21 25908 265 19 18.9 1.7 79 20 26210 260 18 17.7 3.1 80 20 26213 285 19 18.4 -4.9 81 19 26518 260 15 14.8 2.6 82 18 26822 280 20 19.7 -3.5 83 16 27432 255 30 29.0 7.8 84 16 27737 275 29 28.9 -2.5 85 14 28346 255 40 38.6 10.4 86 13 28956 265 27 26.9 2.4 87 12 29261 240 35 30.3 17.5 88 11 29870 255 37 35.7 9.6 89 10 30510 250 49 46.0 16.8 Wind Parameters Energy-Hel index: -0.47 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20251015.12.gif