UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 16 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 157 SFC 982 306 2.8 -0.1 81 2.9 1.5 280 4 277.4 278.0 275.6 288.0 3.86 2 925 787 -0.3 -3.6 78 3.3 -1.6 310 13 279.0 279.5 275.5 287.8 3.16 3 850 1456 -6.3 -6.3 100 0.0 -6.3 315 14 279.5 280.0 275.3 287.4 2.80 4 841 1539 -6.7 -7.0 98 0.3 -6.8 280.0 280.4 275.4 287.6 2.69 5 829 1652 -4.1 -19.1 30 15.0 -8.0 283.9 284.1 275.0 286.9 1.02 6 826 1680 -3.7 -17.7 33 14.0 -7.5 284.6 284.8 275.6 288.0 1.15 7 808 1854 -4.5 -22.5 23 18.0 -8.8 285.5 285.7 275.6 287.9 0.78 8 796 1971 -5.3 -18.3 35 13.0 -8.7 285.9 286.1 276.3 289.3 1.13 9 779 2140 -6.1 -27.1 17 21.0 -10.5 286.8 286.9 275.9 288.5 0.53 10 744 2499 -7.1 -33.1 11 26.0 -11.8 289.5 289.6 276.9 290.6 0.32 11 707 2894 -10.1 -30.1 18 20.0 -13.8 290.5 290.6 277.6 291.9 0.44 12 700 2971 -10.3 -35.3 11 25.0 -14.3 340 3 291.1 291.1 277.6 292.0 0.27 13 662 3399 -11.1 -40.1 7 29.0 -15.3 294.9 294.9 279.3 295.5 0.18 14 654 3492 -11.3 -39.3 8 28.0 -15.4 295.7 295.7 279.7 296.3 0.19 15 653 3504 -11.3 -39.3 8 28.0 -15.4 295.8 295.8 279.7 296.5 0.19 16 548 4823 -20.3 -40.3 15 20.0 -22.7 300.3 300.3 281.8 301.0 0.21 17 539 4946 -19.9 -40.9 14 21.0 -22.4 302.2 302.3 282.5 302.9 0.20 18 536 4987 -19.7 -33.7 28 14.0 -21.8 302.9 303.0 283.1 304.3 0.41 19 531 5057 -19.9 -30.9 37 11.0 -21.7 303.5 303.6 283.5 305.3 0.55 20 528 5099 -19.9 -37.9 19 18.0 -22.3 304.0 304.1 283.4 305.0 0.28 21 526 5127 -20.3 -30.3 40 10.0 -22.0 303.9 304.0 283.7 305.8 0.58 22 511 5340 -21.5 -42.5 13 21.0 -23.9 304.9 305.0 283.6 305.6 0.18 23 504 5442 -22.3 -32.3 40 10.0 -23.8 305.2 305.2 284.1 306.9 0.50 24 500 5500 -22.5 -36.5 27 14.0 -24.4 225 26 305.6 305.7 284.1 306.8 0.34 25 497 5544 -22.5 -40.5 18 18.0 -24.6 306.1 306.2 284.1 306.9 0.22 26 456 6169 -27.1 -35.1 47 8.0 -28.1 308.0 308.1 285.1 309.5 0.42 27 444 6361 -28.3 -41.3 28 13.0 -29.6 308.9 308.9 285.2 309.7 0.23 28 433 6540 -29.7 -36.7 51 7.0 -30.5 309.3 309.4 285.5 310.6 0.38 29 422 6723 -30.7 -42.7 30 12.0 -31.8 310.3 310.3 285.7 311.1 0.21 30 400 7100 -33.9 -45.9 29 12.0 -34.8 205 23 310.9 311.0 285.9 311.5 0.16 31 390 7277 -35.5 -44.5 39 9.0 -36.2 311.1 311.1 285.9 311.8 0.19 32 385 7367 -36.1 -49.1 25 13.0 -36.9 311.5 311.5 286.0 311.9 0.11 33 360 7829 -39.9 -47.9 42 8.0 -40.4 312.4 312.4 286.4 312.9 0.14 34 356 7906 -40.7 -51.7 30 11.0 -41.2 312.3 312.3 286.3 312.7 0.09 35 351 8002 -41.3 -47.3 52 6.0 -41.6 312.8 312.8 286.5 313.4 0.15 36 342 8178 -42.9 -47.9 58 5.0 -43.2 312.9 313.0 286.6 313.5 0.15 37 341 8198 -43.3 -48.3 58 5.0 -43.5 312.7 312.7 286.5 313.2 0.14 38 326 8499 -45.1 -48.8 66 3.7 -45.3 314.2 314.3 287.0 314.7 0.14 39 300 9050 -49.1 -53.8 58 4.7 -49.3 235 16 316.1 316.2 287.6 316.5 0.08 40 299 9072 -49.3 -54.0 58 4.7 -49.4 316.2 316.2 287.6 316.5 0.08 41 293 9205 -50.3 -52.8 75 2.5 -50.4 316.6 316.6 287.8 317.0 0.10 42 290 9272 -50.3 -54.2 63 3.9 -50.4 317.5 317.5 288.1 317.8 0.08 43 278 9548 -51.9 -54.0 78 2.1 -52.0 319.1 319.1 288.5 319.4 0.09 44 272 9689 -52.5 -55.7 68 3.2 -52.6 320.2 320.2 288.9 320.5 0.07 45 270 9737 -52.7 -56.6 63 3.9 -52.8 240 10 320.6 320.6 289.0 320.8 0.07 46 267 9809 -52.1 -63.1 25 11.0 -52.3 322.5 322.5 289.5 322.6 0.03 47 262 9933 -50.1 -69.1 9 19.0 -50.4 327.2 327.2 290.9 327.2 0.01 48 257 10059 -49.3 -68.3 9 19.0 -49.7 330.2 330.2 291.7 330.2 0.02 49 250 10240 -50.3 -69.3 9 19.0 -50.7 285 16 331.3 331.3 292.1 331.3 0.01 50 247 10318 -50.9 -69.9 9 19.0 -51.2 331.5 331.5 292.2 331.6 0.01 51 229 10811 -50.1 -74.1 4 24.0 -50.5 340.0 340.0 294.3 340.0 0.01 52 222 11014 -47.7 -75.7 3 28.0 -48.3 346.7 346.7 295.9 346.8 0.01 53 209 11411 -48.9 -75.9 3 27.0 -49.4 350.9 350.9 296.8 350.9 0.01 54 200 11700 -47.3 -78.3 2 31.0 -48.0 310 26 357.9 357.9 298.3 357.9 0.00 55 199 11733 -47.1 -78.1 2 31.0 -47.8 358.7 358.7 298.4 358.7 0.00 56 166 12921 -51.5 -81.5 2 30.0 -52.0 370.4 370.4 300.7 370.5 0.00 57 161 13120 -51.1 -82.1 1 31.0 -51.6 374.4 374.4 301.3 374.4 0.00 58 150 13580 -51.3 -82.3 1 31.0 -51.8 340 29 381.7 381.7 302.5 381.7 0.00 59 132 14407 -54.1 -84.1 1 30.0 -54.6 390.9 390.9 303.9 390.9 0.00 60 100 16190 -54.5 -85.5 1 31.0 -55.1 320 19 422.4 422.4 308.0 422.4 0.00 61 94 16587 -52.1 -85.1 1 33.0 -52.9 434.7 434.7 309.3 434.7 0.00 62 80 17617 -57.3 -86.3 1 29.0 -57.8 444.5 444.5 310.3 444.5 0.00 63 70 18460 -57.1 -87.1 1 30.0 -57.7 15 8 462.2 462.2 312.0 462.2 0.00 64 50 20560 -60.9 -88.9 1 28.0 -61.4 300 16 500.0 500.0 314.9 500.0 0.00 65 32 23322 -63.3 -90.3 1 27.0 -63.9 561.6 561.6 318.7 561.6 0.00 66 30 23720 -61.9 -89.9 1 28.0 -62.6 265 10 575.9 575.9 319.5 575.9 0.00 67 24 25097 -60.3 -89.3 1 29.0 -61.4 618.5 618.5 321.4 618.5 0.01 68 20 26220 -63.1 -91.1 1 28.0 -64.0 245 24 643.0 643.0 322.4 643.1 0.00 69 12 29381 -58.3 -89.3 1 31.0 -60.7 761.2 761.2 326.3 761.3 0.01 70 10 30520 -59.7 -89.7 1 30.0 -62.1 255 60 796.7 796.7 327.1 796.8 0.01 71 9.6 30775 -60.9 -89.9 1 29.0 -63.1 801.5 801.5 327.3 801.6 0.01 72 8.3 31688 -56.9 -88.9 1 32.0 -60.4 851.3 851.3 328.4 851.5 0.02 TRP 270 9737 -52.7 -56.6 63 3.9 -52.8 240 10 320.6 320.6 289.0 320.8 0.07 WND 8.0 260 73 Sounding variables and indices 1000-500 mb thick: 5343.00 m Freezing level: 930.52 mb = 740.45 m = 2429.27 ft Wetbulb zero: 953.67 mb = 541.43 m = 1776.32 ft Precipitable water: 0.26 inches Sfc-500 mean rel hum: 33.27 % Est. max temperature: 8.28 C = 46.90 F Sfc-Lift cond lev (LCL): 938.80 mb = 667.84 m = 2191.06 ft T: 0.47 C 700-500 lapse rate: 4.82 C/km ThetaE index: 0.84 C Layer 779.0- 744.0 mb Conv cond level (CCL): 882.52 mb = 1158.95 m = 3802.30 ft Mean mixing ratio: 3.31 g/kg Conv temperature: 4.73 C = 40.51 F Cap Strength: 15.06 C Lifted Index: 15.33 C Risk: None Lifted Index @300 mb: 20.08 C Lifted Index @700 mb: 6.76 C Showalter Index: 15.65 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 16.20 C K Index: -15.10 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 4.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.15 J/kg Max Up Vert Vel: 4.04 m/s Conv Inhibition (B-): 8.11 J/kg Cap Strength: 15.19 C Lift Cond Lev (LCL): 891.85 mb = 1075.75 m = 3529.31 ft Lev Free Conv (LFC): 856.85 mb = 1392.50 m = 4568.50 ft Equ Level (EL): 836.85 mb = 1577.88 m = 5176.71 ft B at Equ Level: 3.92 J/kg Max Parcel Lev (MPL): 826.85 mb = 1672.24 m = 5486.27 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 8 38791 260 73 71.9 12.7 1 982 306 280 4 3.9 -0.7 2 946 610 305 15 12.3 -8.6 3 925 787 310 13 10.0 -8.4 4 910 914 315 14 9.9 -9.9 5 876 1219 310 14 10.7 -9.0 6 850 1456 315 14 9.9 -9.9 7 843 1524 315 14 9.9 -9.9 8 810 1829 335 16 6.8 -14.5 9 779 2134 340 11 3.8 -10.3 10 749 2438 315 12 8.5 -8.5 11 721 2743 315 14 9.9 -9.9 12 700 2971 340 3 1.0 -2.8 13 693 3048 330 3 1.5 -2.6 14 639 3658 330 7 3.5 -6.1 15 613 3962 315 12 8.5 -8.5 16 589 4267 315 15 10.6 -10.6 17 543 4877 270 15 15.0 -0.0 18 522 5182 245 15 13.6 6.3 19 500 5500 225 26 18.4 18.4 20 480 5791 220 27 17.4 20.7 21 460 6096 220 23 14.8 17.6 22 400 7100 205 23 9.7 20.8 23 370 7620 205 21 8.9 19.0 24 354 7925 200 23 7.9 21.6 25 324 8534 205 18 7.6 16.3 26 309 8839 230 17 13.0 10.9 27 300 9050 235 16 13.1 9.2 28 296 9144 235 16 13.1 9.2 29 282 9449 255 16 15.5 4.1 30 270 9737 240 10 8.7 5.0 31 269 9754 230 9 6.9 5.8 32 250 10240 285 16 15.5 -4.1 33 245 10363 280 16 15.8 -2.8 34 234 10668 290 19 17.9 -6.5 35 224 10973 280 22 21.7 -3.8 36 204 11582 300 28 24.2 -14.0 37 200 11700 310 26 19.9 -16.7 38 161 13106 315 35 24.7 -24.7 39 150 13580 340 29 9.9 -27.3 40 140 14021 350 20 3.5 -19.7 41 134 14326 310 15 11.5 -9.6 42 122 14935 305 24 19.7 -13.8 43 116 15240 315 28 19.8 -19.8 44 105 15850 335 22 9.3 -19.9 45 101 16154 310 21 16.1 -13.5 46 100 16190 320 19 12.2 -14.6 47 96 16459 320 19 12.2 -14.6 48 83 17374 350 17 3.0 -16.7 49 75 17983 315 23 16.3 -16.3 50 70 18460 15 8 -2.1 -7.7 51 69 18593 330 15 7.5 -13.0 52 65 18898 305 11 9.0 -6.3 53 62 19202 305 20 16.4 -11.5 54 59 19507 345 12 3.1 -11.6 55 56 19812 315 8 5.7 -5.7 56 54 20117 330 12 6.0 -10.4 57 51 20422 285 11 10.6 -2.8 58 50 20560 300 16 13.9 -8.0 59 44 21336 310 20 15.3 -12.9 60 40 21946 325 18 10.3 -14.7 61 38 22250 315 21 14.8 -14.8 62 36 22555 355 10 0.9 -10.0 63 34 22860 10 3 -0.5 -3.0 64 31 23470 265 11 11.0 1.0 65 30 23720 265 10 10.0 0.9 66 30 23774 255 13 12.6 3.4 67 28 24079 270 10 10.0 -0.0 68 27 24384 295 14 12.7 -5.9 69 26 24689 315 11 7.8 -7.8 70 24 24994 295 10 9.1 -4.2 71 23 25298 270 20 20.0 -0.0 72 21 25908 250 19 17.9 6.5 73 20 26213 270 20 20.0 -0.0 74 20 26220 245 24 21.8 10.1 75 18 26822 235 28 22.9 16.1 76 17 27127 255 37 35.7 9.6 77 16 27432 265 37 36.9 3.2 78 14 28346 270 39 39.0 -0.0 79 12 29261 250 39 36.6 13.3 80 12 29566 255 45 43.5 11.6 81 11 30175 240 37 32.0 18.5 82 10 30520 255 60 58.0 15.5 Wind Parameters Energy-Hel index: -0.51 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.20251016.00.gif