UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 17 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 168 SFC 984 306 0.6 -3.4 75 4.0 -0.9 120 2 275.0 275.5 273.1 283.3 3.02 2 925 792 -2.9 -4.7 87 1.8 -3.6 120 8 276.3 276.8 273.7 284.4 2.91 3 878 1203 -6.5 -6.5 100 0.0 -6.5 276.8 277.2 273.6 284.2 2.67 4 875 1230 -5.9 -8.8 80 2.9 -6.8 277.7 278.0 273.5 284.0 2.24 5 873 1248 -3.7 -18.7 30 15.0 -7.5 280.1 280.3 272.9 283.1 1.00 6 871 1266 -2.9 -20.9 24 18.0 -7.3 281.1 281.3 273.2 283.6 0.83 7 868 1293 -0.9 -20.9 20 20.0 -6.0 283.5 283.6 274.6 286.0 0.83 8 850 1461 -0.3 -25.3 13 25.0 -6.2 150 5 285.8 285.9 275.4 287.6 0.57 9 773 2217 -2.1 -36.1 5 34.0 -8.4 291.8 291.8 277.9 292.5 0.23 10 702 2975 -6.3 -34.3 9 28.0 -11.5 295.3 295.3 279.7 296.3 0.30 11 700 2997 -6.3 -27.3 17 21.0 -10.9 180 8 295.5 295.6 280.2 297.4 0.58 12 685 3166 -7.7 -18.7 41 11.0 -10.7 295.8 296.0 281.2 299.8 1.27 13 671 3326 -9.1 -19.1 44 10.0 -11.8 296.0 296.2 281.3 299.9 1.26 14 663 3419 -9.7 -19.7 44 10.0 -12.3 296.3 296.5 281.4 300.1 1.21 15 624 3885 -10.7 -37.7 9 27.0 -15.1 300.3 300.4 281.8 301.2 0.24 16 597 4224 -12.5 -44.5 5 32.0 -16.7 302.1 302.1 282.4 302.5 0.12 17 592 4289 -12.5 -41.5 7 29.0 -16.7 302.8 302.8 282.8 303.4 0.17 18 578 4471 -12.7 -50.7 3 38.0 -17.1 304.7 304.7 283.4 304.9 0.06 19 500 5560 -20.7 -39.7 17 19.0 -23.2 305 11 307.8 307.8 284.8 308.7 0.24 20 498 5590 -20.9 -40.9 15 20.0 -23.4 307.9 308.0 284.8 308.7 0.21 21 494 5649 -21.3 -37.3 22 16.0 -23.5 308.1 308.2 285.0 309.2 0.31 22 488 5739 -21.5 -24.7 75 3.2 -22.2 309.0 309.2 286.2 312.5 1.06 23 483 5815 -21.7 -27.7 58 6.0 -22.8 309.6 309.8 286.2 312.4 0.81 24 462 6140 -24.3 -27.1 78 2.8 -24.8 310.3 310.5 286.5 313.4 0.90 25 453 6282 -25.5 -29.8 67 4.3 -26.2 310.6 310.7 286.4 313.0 0.71 26 407 7048 -31.7 -35.0 73 3.3 -32.1 312.2 312.3 286.7 313.9 0.48 27 400 7170 -32.3 -35.0 77 2.7 -32.6 295 14 313.0 313.1 287.0 314.7 0.49 28 377 7585 -35.3 -37.5 80 2.2 -35.5 314.4 314.5 287.3 315.8 0.40 29 342 8257 -39.9 -45.9 53 6.0 -40.3 317.0 317.1 288.0 317.7 0.18 30 338 8337 -39.9 -50.9 30 11.0 -40.5 318.1 318.1 288.2 318.5 0.11 31 322 8666 -42.7 -50.7 41 8.0 -43.1 318.7 318.7 288.5 319.1 0.11 32 315 8814 -44.1 -55.1 28 11.0 -44.5 318.7 318.7 288.4 319.0 0.07 33 307 8986 -44.9 -61.9 13 17.0 -45.4 320.0 320.0 288.8 320.1 0.03 34 300 9140 -45.7 -63.7 11 18.0 -46.2 300 24 320.9 320.9 289.0 321.0 0.02 35 297 9207 -45.9 -63.9 11 18.0 -46.4 321.6 321.6 289.3 321.7 0.02 36 264 9984 -50.7 -66.7 13 16.0 -51.0 325.6 325.6 290.5 325.7 0.02 37 259 10109 -49.9 -67.9 10 18.0 -50.3 328.5 328.5 291.3 328.6 0.02 38 250 10340 -51.5 -68.5 11 17.0 -51.8 310 34 329.5 329.5 291.6 329.6 0.02 39 243 10523 -52.9 -68.9 13 16.0 -53.2 310 42 330.1 330.1 291.7 330.2 0.01 40 216 11282 -50.9 -75.9 4 25.0 -51.3 344.5 344.5 295.4 344.5 0.01 41 200 11780 -51.7 -78.7 3 27.0 -52.1 310 33 350.9 350.9 296.8 350.9 0.00 42 177 12567 -54.3 -81.3 2 27.0 -54.6 359.1 359.1 298.5 359.1 0.00 43 165 13018 -52.5 -81.5 2 29.0 -52.9 369.4 369.4 300.5 369.4 0.00 44 150 13630 -55.1 -83.1 2 28.0 -55.5 295 19 375.1 375.1 301.5 375.2 0.00 45 140 14071 -56.7 -83.7 2 27.0 -57.0 379.8 379.8 302.2 379.8 0.00 46 133 14398 -55.9 -83.9 2 28.0 -56.3 386.8 386.8 303.3 386.9 0.00 47 122 14947 -58.1 -85.1 2 27.0 -58.4 392.5 392.5 304.2 392.5 0.00 48 110 15601 -58.3 -86.3 2 28.0 -58.6 403.9 403.9 305.7 403.9 0.00 49 108 15717 -57.7 -85.7 2 28.0 -58.0 407.2 407.2 306.2 407.2 0.00 50 102 16076 -60.5 -86.5 2 26.0 -60.8 408.5 408.5 306.3 408.5 0.00 51 100 16200 -59.9 -86.9 2 27.0 -60.2 285 28 412.0 412.0 306.7 412.0 0.00 52 98 16326 -57.9 -85.9 2 28.0 -58.3 418.3 418.3 307.5 418.3 0.00 53 70 18430 -59.7 -88.7 1 29.0 -60.2 285 17 456.7 456.7 311.5 456.7 0.00 54 50 20530 -60.5 -88.5 1 28.0 -61.0 225 3 500.9 500.9 315.0 500.9 0.00 55 30 23690 -63.3 -91.3 1 28.0 -63.9 280 15 572.1 572.1 319.3 572.1 0.00 56 20 26190 -63.1 -91.1 1 28.0 -64.0 260 31 643.0 643.0 322.4 643.1 0.00 57 19 26505 -63.9 -90.9 1 27.0 -64.8 650.0 650.0 322.7 650.1 0.01 58 12 29353 -59.1 -90.1 1 31.0 -61.3 758.3 758.4 326.1 758.4 0.01 59 11 29895 -61.5 -90.5 1 29.0 -63.3 768.7 768.7 326.4 768.8 0.01 60 10 30490 -58.3 -89.3 1 31.0 -61.0 240 53 801.9 801.9 327.3 802.0 0.01 61 9.6 30746 -59.3 -90.3 1 31.0 -61.9 807.6 807.6 327.4 807.7 0.01 62 7.5 32313 -53.7 -87.7 1 34.0 -58.6 889.3 889.4 329.2 889.6 0.02 63 6.9 32847 -55.1 -88.1 1 33.0 -59.7 905.0 905.0 329.5 905.2 0.02 TRP 243 10523 -52.9 -68.9 13 16.0 -53.2 310 42 330.1 330.1 291.7 330.2 0.01 WND 6.0 245 82 Sounding variables and indices 1000-500 mb thick: 5392.00 m Freezing level: 973.89 mb = 389.31 m = 1277.26 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 26.43 % Est. max temperature: 12.54 C = 54.57 F Sfc-Lift cond lev (LCL): 924.47 mb = 796.51 m = 2613.19 ft T: -2.94 C 700-500 lapse rate: 5.62 C/km ThetaE index: 1.32 C Layer 878.0- 871.0 mb Conv cond level (CCL): 894.43 mb = 1056.80 m = 3467.15 ft Mean mixing ratio: 2.90 g/kg Conv temperature: 2.19 C = 35.95 F Cap Strength: 18.86 C Lifted Index: 20.06 C Risk: None Lifted Index @300 mb: 26.17 C Lifted Index @700 mb: 13.43 C Showalter Index: 17.31 C Risk: None Total Totals Index: 15.80 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: -4.60 C K Index: -25.90 Risk: None Sweat Index: 21.00 Risk: None Energy Index: 4.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.28 J/kg Max Up Vert Vel: 3.54 m/s Conv Inhibition (B-): 67113.80 J/kg Cap Strength: 20.02 C Lift Cond Lev (LCL): 902.28 mb = 987.93 m = 3241.20 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 6 41109 245 82 74.3 34.7 1 984 306 120 2 -1.7 1.0 2 947 610 140 9 -5.8 6.9 3 925 792 120 8 -6.9 4.0 4 911 914 120 9 -7.8 4.5 5 876 1219 145 9 -5.2 7.4 6 850 1461 150 5 -2.5 4.3 7 811 1829 190 8 1.4 7.9 8 781 2134 195 6 1.6 5.8 9 751 2438 195 9 2.3 8.7 10 723 2743 200 11 3.8 10.3 11 700 2997 180 8 0.0 8.0 12 695 3048 205 11 4.6 10.0 13 668 3353 180 10 0.0 10.0 14 642 3658 180 5 0.0 5.0 15 592 4267 210 7 3.5 6.1 16 569 4572 310 15 11.5 -9.6 17 547 4877 305 18 14.7 -10.3 18 525 5182 295 17 15.4 -7.2 19 500 5560 305 11 9.0 -6.3 20 464 6096 320 16 10.3 -12.3 21 445 6401 300 16 13.9 -8.0 22 409 7010 295 19 17.2 -8.0 23 400 7170 295 14 12.7 -5.9 24 375 7620 295 12 10.9 -5.1 25 343 8230 280 11 10.8 -1.9 26 328 8534 300 13 11.3 -6.5 27 313 8839 285 16 15.5 -4.1 28 300 9140 300 24 20.8 -12.0 29 300 9144 300 20 17.3 -10.0 30 273 9754 315 29 20.5 -20.5 31 250 10340 310 34 26.0 -21.9 32 243 10523 310 42 32.2 -27.0 33 238 10668 310 41 31.4 -26.4 34 227 10973 320 29 18.6 -22.2 35 216 11278 300 37 32.0 -18.5 36 200 11780 310 33 25.3 -21.2 37 188 12192 315 32 22.6 -22.6 38 171 12802 305 23 18.8 -13.2 39 163 13106 295 35 31.7 -14.8 40 155 13411 300 18 15.6 -9.0 41 150 13630 295 19 17.2 -8.0 42 141 14021 305 18 14.7 -10.3 43 134 14326 280 18 17.7 -3.1 44 128 14630 300 21 18.2 -10.5 45 122 14935 300 12 10.4 -6.0 46 116 15240 295 18 16.3 -7.6 47 111 15545 295 20 18.1 -8.5 48 106 15850 315 20 14.1 -14.1 49 100 16200 285 28 27.0 -7.2 50 96 16459 285 28 27.0 -7.2 51 87 17069 340 11 3.8 -10.3 52 79 17678 330 10 5.0 -8.7 53 75 17983 290 17 16.0 -5.8 54 72 18288 260 13 12.8 2.3 55 70 18430 285 17 16.4 -4.4 56 68 18593 285 18 17.4 -4.7 57 65 18898 290 16 15.0 -5.5 58 62 19202 290 16 15.0 -5.5 59 59 19507 280 17 16.7 -3.0 60 56 19812 340 12 4.1 -11.3 61 53 20117 340 12 4.1 -11.3 62 51 20422 285 16 15.5 -4.1 63 50 20530 225 3 2.1 2.1 64 48 20726 305 10 8.2 -5.7 65 46 21031 250 12 11.3 4.1 66 44 21336 220 7 4.5 5.4 67 40 21946 290 10 9.4 -3.4 68 38 22250 295 12 10.9 -5.1 69 36 22555 265 14 13.9 1.2 70 34 22860 300 13 11.3 -6.5 71 33 23165 265 12 12.0 1.0 72 31 23470 260 17 16.7 3.0 73 30 23690 280 15 14.8 -2.6 74 30 23774 290 21 19.7 -7.2 75 27 24384 255 16 15.5 4.1 76 26 24689 290 20 18.8 -6.8 77 24 24994 290 17 16.0 -5.8 78 23 25298 255 9 8.7 2.3 79 22 25603 280 14 13.8 -2.4 80 21 25908 245 24 21.8 10.1 81 20 26190 260 31 30.5 5.4 82 20 26213 245 36 32.6 15.2 83 19 26518 260 31 30.5 5.4 84 17 27127 250 38 35.7 13.0 85 16 27432 260 39 38.4 6.8 86 14 28346 260 40 39.4 6.9 87 13 28651 255 39 37.7 10.1 88 13 28956 230 45 34.5 28.9 89 12 29566 250 53 49.8 18.1 90 11 30175 240 62 53.7 31.0 91 10 30490 240 53 45.9 26.5 Wind Parameters Energy-Hel index: -0.39 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.20251017.12.gif