UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102212.upa.cvt Date: 1200Z 22 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 22 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 42 SFC 969 306 7.0 6.8 99 0.2 6.9 100 1 282.7 283.8 281.5 300.4 6.40 2 925 684 6.2 6.0 99 0.2 6.1 170 18 285.6 286.8 282.7 303.4 6.34 3 850 1376 3.8 3.8 100 0.0 3.8 165 12 290.1 291.2 284.2 307.0 5.92 4 842 1453 3.4 3.4 100 0.0 3.4 290.5 291.5 284.2 307.1 5.81 5 700 2930 -4.7 -4.8 99 0.1 -4.7 175 17 297.3 298.0 284.8 308.7 3.82 6 699 2941 -4.7 -4.7 100 0.0 -4.7 297.4 298.1 284.9 308.9 3.86 7 586 4308 -12.5 -13.9 89 1.4 -12.9 303.7 304.1 285.6 310.7 2.23 8 500 5500 -20.9 -22.7 85 1.8 -21.3 160 12 307.6 307.8 285.9 311.6 1.23 9 484 5741 -22.7 -24.9 82 2.2 -23.1 308.2 308.4 285.9 311.7 1.05 10 432 6570 -27.9 -28.9 91 1.0 -28.0 311.8 311.9 286.9 314.6 0.81 11 400 7120 -32.1 -33.8 85 1.7 -32.3 110 14 313.3 313.4 287.1 315.2 0.55 12 392 7262 -33.1 -34.7 86 1.6 -33.3 313.8 313.9 287.3 315.6 0.51 13 315 8749 -46.3 -50.9 59 4.6 -46.5 315.7 315.7 287.5 316.1 0.11 14 300 9070 -49.3 -52.7 67 3.4 -49.4 110 37 315.9 315.9 287.5 316.2 0.10 15 293 9225 -50.5 -52.6 78 2.1 -50.5 316.3 316.3 287.6 316.7 0.10 16 290 9292 -51.3 -55.8 59 4.5 -51.4 316.1 316.1 287.5 316.4 0.07 17 278 9566 -53.5 -55.6 78 2.1 -53.5 316.8 316.8 287.8 317.0 0.07 18 270 9753 -54.7 -57.1 75 2.4 -54.8 105 37 317.7 317.7 288.1 317.9 0.06 19 269 9777 -54.5 -55.9 84 1.4 -54.5 318.3 318.3 288.3 318.6 0.07 20 265 9873 -53.5 -65.5 22 12.0 -53.7 321.1 321.1 289.1 321.2 0.02 21 250 10250 -52.3 -71.3 8 19.0 -52.6 120 30 328.3 328.3 291.2 328.4 0.01 22 234 10680 -50.5 -73.5 5 23.0 -50.9 337.3 337.3 293.7 337.3 0.01 23 210 11383 -51.9 -73.9 5 22.0 -52.2 345.7 345.7 295.7 345.8 0.01 24 200 11700 -51.1 -76.1 4 25.0 -51.5 140 25 351.8 351.9 297.0 351.9 0.01 25 195 11865 -49.5 -77.5 2 28.0 -50.0 357.0 357.0 298.1 357.0 0.01 26 171 12720 -51.5 -79.5 2 28.0 -52.0 367.3 367.3 300.1 367.3 0.00 27 167 12874 -50.3 -79.3 2 29.0 -50.8 371.8 371.8 300.9 371.8 0.00 28 150 13570 -52.5 -81.5 2 29.0 -53.0 140 24 379.6 379.6 302.2 379.6 0.00 29 113 15390 -56.7 -83.7 2 27.0 -57.1 403.8 403.8 305.7 403.8 0.00 30 106 15798 -54.7 -82.7 2 28.0 -55.2 415.1 415.1 307.2 415.1 0.00 31 100 16170 -57.1 -84.1 2 27.0 -57.5 155 8 417.4 417.4 307.4 417.4 0.00 32 96 16427 -58.1 -83.1 3 25.0 -58.5 420.3 420.3 307.7 420.4 0.00 33 89 16903 -56.7 -84.7 2 28.0 -57.2 432.3 432.3 309.1 432.4 0.00 34 81 17495 -59.5 -85.5 2 26.0 -59.9 438.4 438.4 309.7 438.4 0.00 35 70 18410 -57.3 -84.3 2 27.0 -57.9 200 9 461.8 461.8 312.0 461.8 0.00 36 65 18876 -57.7 -84.7 2 27.0 -58.3 470.8 470.8 312.7 470.8 0.00 37 50 20510 -61.9 -85.9 3 24.0 -62.3 165 4 497.6 497.6 314.8 497.6 0.00 38 47 20891 -62.9 -86.9 3 24.0 -63.3 504.1 504.1 315.2 504.1 0.00 39 39 22045 -60.5 -84.5 3 24.0 -61.2 537.8 537.8 317.4 537.8 0.01 40 30 23670 -62.3 -87.3 2 25.0 -63.0 320 7 574.8 574.8 319.4 574.8 0.01 41 20 26160 -64.5 -87.5 3 23.0 -65.3 275 5 638.7 638.7 322.3 638.8 0.01 42 15 27917 -66.3 -90.3 2 24.0 -67.1 687.5 687.5 324.0 687.6 0.01 43 10 30390 -64.5 -89.5 2 25.0 -65.9 315 30 778.8 778.8 326.7 778.9 0.01 44 9.7 30576 -64.7 -89.7 2 25.0 -66.1 784.8 784.9 326.8 784.9 0.01 45 6.9 32694 -57.1 -87.1 1 30.0 -61.0 896.7 896.7 329.4 897.0 0.03 46 5.8 33783 -60.7 -87.7 2 27.0 -63.9 926.7 926.7 329.9 926.9 0.03 47 4.9 34839 -58.3 -84.3 2 26.0 -62.7 983.4 983.5 330.9 984.2 0.07 TRP 270 9753 -54.7 -57.1 75 2.4 -54.8 105 37 317.7 317.7 288.1 317.9 0.06 WND 4.0 285 61 Sounding variables and indices 1000-500 mb thick: 5458.00 m Freezing level: 782.40 mb = 2072.87 m = 6800.68 ft Wetbulb zero: 782.40 mb = 2039.93 m = 6692.60 ft Precipitable water: 0.83 inches Sfc-500 mean rel hum: 95.24 % Est. max temperature: 15.75 C = 60.35 F Sfc-Lift cond lev (LCL): 966.01 mb = 331.14 m = 1086.41 ft T: 6.95 C 700-500 lapse rate: 6.30 C/km Conv cond level (CCL): 899.80 mb = 910.00 m = 2985.54 ft Mean mixing ratio: 6.27 g/kg Conv temperature: 11.38 C = 52.49 F Cap Strength: 4.71 C Lifted Index: 5.62 C Risk: None Lifted Index @300 mb: 8.86 C Lifted Index @700 mb: 2.78 C Showalter Index: 3.28 C Risk: None Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 24.70 C K Index: 28.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 89.60 Risk: None Energy Index: 0.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.66 J/kg Max Up Vert Vel: 6.88 m/s Conv Inhibition (B-): 77217.67 J/kg Cap Strength: 5.59 C Lift Cond Lev (LCL): 915.23 mb = 770.87 m = 2529.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 4 44230 285 61 58.9 -15.8 1 969 306 100 1 -1.0 0.2 2 933 610 160 18 -6.2 16.9 3 925 684 170 18 -3.1 17.7 4 899 914 195 13 3.4 12.6 5 866 1219 170 8 -1.4 7.9 6 850 1376 165 12 -3.1 11.6 7 834 1524 180 13 0.0 13.0 8 803 1829 190 15 2.6 14.8 9 773 2134 175 15 -1.3 14.9 10 744 2438 185 14 1.2 13.9 11 717 2743 180 13 0.0 13.0 12 700 2930 175 17 -1.5 16.9 13 689 3048 175 17 -1.5 16.9 14 662 3353 170 15 -2.6 14.8 15 636 3658 170 20 -3.5 19.7 16 588 4267 180 11 0.0 11.0 17 565 4572 165 17 -4.4 16.4 18 543 4877 160 15 -5.1 14.1 19 500 5500 160 12 -4.1 11.3 20 480 5791 165 10 -2.6 9.7 21 461 6096 155 11 -4.6 10.0 22 400 7120 110 14 -13.2 4.8 23 389 7315 95 15 -14.9 1.3 24 372 7620 95 18 -17.9 1.6 25 300 9070 110 37 -34.8 12.7 26 297 9144 105 36 -34.8 9.3 27 283 9449 105 42 -40.6 10.9 28 270 9753 105 37 -35.7 9.6 29 270 9754 105 38 -36.7 9.8 30 250 10250 120 30 -26.0 15.0 31 234 10668 130 29 -22.2 18.6 32 213 11278 145 23 -13.2 18.8 33 204 11582 135 24 -17.0 17.0 34 200 11700 140 25 -16.1 19.2 35 177 12497 175 31 -2.7 30.9 36 169 12802 175 22 -1.9 21.9 37 161 13106 135 19 -13.4 13.4 38 154 13411 125 22 -18.0 12.6 39 150 13570 140 24 -15.4 18.4 40 140 14021 140 22 -14.1 16.9 41 133 14326 130 23 -17.6 14.8 42 121 14935 145 25 -14.3 20.5 43 116 15240 160 23 -7.9 21.6 44 105 15850 185 27 2.4 26.9 45 100 16170 155 8 -3.4 7.3 46 95 16459 155 8 -3.4 7.3 47 91 16764 135 16 -11.3 11.3 48 87 17069 165 17 -4.4 16.4 49 83 17374 140 19 -12.2 14.6 50 79 17678 160 23 -7.9 21.6 51 75 17983 185 18 1.6 17.9 52 71 18288 175 11 -1.0 11.0 53 70 18410 200 9 3.1 8.5 54 68 18593 205 5 2.1 4.5 55 65 18898 200 10 3.4 9.4 56 62 19202 140 10 -6.4 7.7 57 59 19507 160 12 -4.1 11.3 58 53 20117 160 12 -4.1 11.3 59 51 20422 195 15 3.9 14.5 60 50 20510 165 4 -1.0 3.9 61 46 21031 145 1 -0.6 0.8 62 44 21336 205 8 3.4 7.3 63 38 22250 270 10 10.0 -0.0 64 36 22555 300 11 9.5 -5.5 65 34 22860 345 11 2.8 -10.6 66 30 23670 320 7 4.5 -5.4 67 29 23774 285 10 9.7 -2.6 68 24 24994 275 10 10.0 -0.9 69 23 25298 325 14 8.0 -11.5 70 22 25603 10 10 -1.7 -9.8 71 21 25908 320 2 1.3 -1.5 72 20 26160 275 5 5.0 -0.4 73 18 26822 260 13 12.8 2.3 74 17 27127 310 13 10.0 -8.4 75 16 27432 275 14 13.9 -1.2 76 15 27737 295 13 11.8 -5.5 77 15 28042 280 21 20.7 -3.6 78 13 28651 320 24 15.4 -18.4 79 12 29261 300 18 15.6 -9.0 80 11 29566 315 16 11.3 -11.3 81 11 29870 280 16 15.8 -2.8 82 10 30175 295 25 22.7 -10.6 83 10 30390 315 30 21.2 -21.2 Wind Parameters Energy-Hel index: -1.48 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.20251022.12.gif