UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 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 127 SFC 979 306 3.6 2.4 92 1.2 3.1 250 13 278.4 279.2 277.2 291.2 4.64 2 925 760 0.4 0.4 100 0.0 0.4 265 31 279.7 280.4 277.4 291.5 4.25 3 850 1433 -3.9 -3.9 100 0.0 -3.9 285 35 282.1 282.6 277.4 291.6 3.37 4 845 1480 -4.3 -4.3 100 0.0 -4.3 282.1 282.7 277.3 291.4 3.29 5 775 2159 -6.3 -7.5 91 1.2 -6.7 287.0 287.5 279.1 295.2 2.80 6 768 2230 -5.3 -6.7 90 1.4 -5.8 288.9 289.4 280.3 297.6 3.01 7 725 2679 -8.9 -8.9 100 0.0 -8.9 289.7 290.2 280.3 297.6 2.69 8 719 2744 -6.7 -9.5 80 2.8 -7.7 292.8 293.3 281.5 300.5 2.58 9 711 2831 -6.9 -10.9 73 4.0 -8.2 293.5 293.9 281.5 300.6 2.34 10 700 2953 -7.5 -9.8 84 2.3 -8.3 290 31 294.2 294.6 282.1 302.0 2.59 11 676 3224 -9.3 -10.2 93 0.9 -9.6 295.1 295.6 282.5 303.0 2.60 12 662 3386 -10.3 -11.8 89 1.5 -10.8 295.8 296.2 282.5 302.9 2.34 13 624 3842 -11.1 -15.2 72 4.1 -12.3 299.9 300.2 283.7 305.8 1.88 14 619 3904 -10.9 -16.9 61 6.0 -12.6 300.8 301.1 283.8 306.0 1.64 15 573 4493 -14.9 -21.9 55 7.0 -16.6 302.8 303.0 284.0 306.6 1.16 16 544 4887 -15.5 -27.5 35 12.0 -18.0 306.7 306.8 285.0 309.1 0.73 17 540 4943 -15.3 -27.3 35 12.0 -17.9 307.5 307.7 285.4 310.1 0.75 18 512 5343 -18.5 -28.5 41 10.0 -20.4 308.4 308.5 285.6 310.8 0.71 19 500 5520 -19.1 -31.1 34 12.0 -21.2 285 24 309.8 309.9 285.9 311.7 0.57 20 441 6440 -26.5 -39.5 28 13.0 -28.0 311.7 311.8 286.3 312.7 0.28 21 436 6522 -26.7 -48.7 11 22.0 -28.6 312.5 312.5 286.4 312.9 0.11 22 400 7140 -29.7 -46.7 18 17.0 -31.2 290 31 316.4 316.4 287.7 316.9 0.14 23 398 7176 -29.9 -45.9 20 16.0 -31.3 316.6 316.6 287.8 317.2 0.16 24 362 7841 -35.3 -44.3 39 9.0 -36.0 318.1 318.1 288.3 318.8 0.21 25 349 8093 -36.9 -48.9 28 12.0 -37.7 319.2 319.3 288.6 319.7 0.13 26 346 8153 -37.1 -56.1 12 19.0 -38.1 319.8 319.8 288.7 320.0 0.06 27 300 9120 -44.5 -59.5 17 15.0 -45.0 310 46 322.6 322.6 289.6 322.8 0.04 28 291 9323 -46.3 -60.3 19 14.0 -46.7 322.9 322.9 289.7 323.1 0.04 29 250 10320 -52.5 -62.5 29 10.0 -52.7 305 34 328.0 328.0 291.2 328.2 0.03 30 240 10583 -53.9 -63.9 28 10.0 -54.1 305 38 329.8 329.8 291.7 329.9 0.03 31 232 10800 -54.3 -71.3 11 17.0 -54.5 332.4 332.4 292.4 332.4 0.01 32 229 10884 -51.7 -74.7 5 23.0 -52.0 337.6 337.6 293.7 337.6 0.01 33 221 11116 -48.3 -77.3 2 29.0 -48.8 346.3 346.3 295.8 346.3 0.00 34 202 11705 -50.1 -79.1 2 29.0 -50.6 352.4 352.4 297.1 352.4 0.00 35 200 11770 -49.7 -78.7 2 29.0 -50.2 265 37 354.1 354.1 297.5 354.1 0.00 36 190 12107 -48.1 -79.1 2 31.0 -48.7 361.9 361.9 299.1 361.9 0.00 37 165 13030 -51.7 -81.7 2 30.0 -52.2 370.7 370.7 300.7 370.8 0.00 38 157 13353 -50.7 -81.7 1 31.0 -51.2 377.8 377.8 301.9 377.8 0.00 39 150 13650 -50.9 -81.9 1 31.0 -51.5 255 23 382.4 382.4 302.6 382.4 0.00 40 129 14626 -53.5 -83.5 1 30.0 -54.0 394.6 394.6 304.5 394.6 0.00 41 128 14677 -52.1 -83.1 1 31.0 -52.7 397.9 398.0 304.9 398.0 0.00 42 113 15478 -55.3 -85.3 1 30.0 -55.8 406.4 406.4 306.0 406.4 0.00 43 109 15709 -53.9 -84.9 1 31.0 -54.5 413.3 413.3 306.9 413.3 0.00 44 100 16260 -55.9 -84.9 1 29.0 -56.4 240 27 419.7 419.7 307.7 419.7 0.00 45 97 16454 -55.1 -85.1 1 30.0 -55.6 425.0 425.0 308.3 425.0 0.00 46 72 18334 -59.3 -87.3 1 28.0 -59.7 453.8 453.9 311.2 453.9 0.00 47 70 18510 -58.5 -87.5 1 29.0 -59.0 250 26 459.2 459.2 311.7 459.2 0.00 48 50 20610 -59.9 -87.9 1 28.0 -60.5 260 7 502.3 502.3 315.1 502.3 0.00 49 31 23559 -63.9 -90.9 1 27.0 -64.4 565.1 565.1 318.9 565.1 0.00 50 30 23760 -62.1 -90.1 1 28.0 -62.8 220 13 575.3 575.3 319.5 575.4 0.00 51 20 26270 -62.7 -90.7 1 28.0 -63.7 290 26 644.2 644.3 322.4 644.3 0.01 52 14 28466 -60.1 -90.1 1 30.0 -61.9 722.3 722.3 325.1 722.3 0.01 53 10 30560 -59.1 -89.1 1 30.0 -61.6 270 47 798.9 798.9 327.2 799.1 0.01 54 9.4 30951 -55.9 -88.9 1 33.0 -59.5 825.4 825.4 327.8 825.5 0.02 55 8.9 31298 -56.9 -87.9 1 31.0 -60.3 834.5 834.5 328.1 834.7 0.02 56 7.3 32557 -55.7 -87.7 1 32.0 -60.0 888.1 888.1 329.2 888.3 0.02 57 5.9 33934 -48.9 -84.9 1 36.0 -56.8 973.3 973.4 330.8 973.9 0.05 TRP 240 10583 -53.9 -63.9 28 10.0 -54.1 305 38 329.8 329.8 291.7 329.9 0.03 WND 5.0 250 84 Sounding variables and indices 1000-500 mb thick: 5393.00 m Freezing level: 918.02 mb = 822.60 m = 2698.80 ft Wetbulb zero: 918.49 mb = 816.22 m = 2677.86 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 77.61 % Est. max temperature: 8.33 C = 47.00 F Sfc-Lift cond lev (LCL): 960.92 mb = 455.12 m = 1493.15 ft T: 2.55 C 700-500 lapse rate: 4.52 C/km ThetaE index: 0.16 C Layer 845.0- 775.0 mb Conv cond level (CCL): 922.36 mb = 782.72 m = 2567.95 ft Mean mixing ratio: 4.22 g/kg Conv temperature: 4.95 C = 40.92 F Cap Strength: 15.17 C Lifted Index: 16.10 C Risk: None Lifted Index @300 mb: 22.16 C Lifted Index @700 mb: 7.19 C Showalter Index: 15.98 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 15.20 C Cross Totals Index: 15.20 C K Index: 9.00 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 4.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.28 J/kg Max Up Vert Vel: 4.53 m/s Conv Inhibition (B-): 62764.07 J/kg Cap Strength: 15.80 C Lift Cond Lev (LCL): 923.38 mb = 773.91 m = 2539.05 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 5 42527 250 84 78.9 28.7 1 979 306 250 13 12.2 4.4 2 943 610 255 28 27.0 7.2 3 925 760 265 31 30.9 2.7 4 907 914 265 31 30.9 2.7 5 873 1219 275 33 32.9 -2.9 6 850 1433 285 35 33.8 -9.1 7 840 1524 285 35 33.8 -9.1 8 808 1829 285 31 29.9 -8.0 9 777 2134 285 26 25.1 -6.7 10 748 2438 280 21 20.7 -3.6 11 719 2743 295 24 21.8 -10.1 12 700 2953 290 31 29.1 -10.6 13 664 3353 285 25 24.1 -6.5 14 638 3658 285 31 29.9 -8.0 15 589 4267 285 30 29.0 -7.8 16 566 4572 285 29 28.0 -7.5 17 544 4877 290 26 24.4 -8.9 18 500 5520 285 24 23.2 -6.2 19 462 6096 280 31 30.5 -5.4 20 443 6401 280 30 29.5 -5.2 21 425 6706 290 38 35.7 -13.0 22 400 7140 290 31 29.1 -10.6 23 390 7315 285 30 29.0 -7.8 24 373 7620 310 31 23.7 -19.9 25 357 7925 315 33 23.3 -23.3 26 300 9120 310 46 35.2 -29.6 27 299 9144 305 44 36.0 -25.2 28 285 9449 315 53 37.5 -37.5 29 250 10320 305 34 27.9 -19.5 30 240 10583 305 38 31.1 -21.8 31 237 10668 300 38 32.9 -19.0 32 216 11278 265 28 27.9 2.4 33 206 11582 280 34 33.5 -5.9 34 200 11770 265 37 36.9 3.2 35 196 11887 270 37 37.0 -0.0 36 179 12497 280 28 27.6 -4.9 37 171 12802 255 20 19.3 5.2 38 150 13650 255 23 22.2 6.0 39 148 13716 250 32 30.1 10.9 40 135 14326 280 22 21.7 -3.8 41 129 14630 245 20 18.1 8.5 42 117 15240 230 19 14.6 12.2 43 107 15850 255 24 23.2 6.2 44 100 16260 240 27 23.4 13.5 45 97 16459 240 27 23.4 13.5 46 88 17069 290 33 31.0 -11.3 47 84 17374 295 15 13.6 -6.3 48 80 17678 275 8 8.0 -0.7 49 76 17983 240 13 11.3 6.5 50 73 18288 215 13 7.5 10.6 51 70 18510 250 26 24.4 8.9 52 69 18593 230 28 21.4 18.0 53 66 18898 255 25 24.1 6.5 54 63 19202 235 24 19.7 13.8 55 57 19812 270 26 26.0 -0.0 56 52 20422 320 20 12.9 -15.3 57 50 20610 260 7 6.9 1.2 58 49 20726 325 12 6.9 -9.8 59 47 21031 255 10 9.7 2.6 60 44 21336 285 11 10.6 -2.8 61 40 21946 300 3 2.6 -1.5 62 38 22250 270 10 10.0 -0.0 63 36 22555 300 22 19.1 -11.0 64 35 22860 330 13 6.5 -11.3 65 33 23165 295 14 12.7 -5.9 66 31 23470 305 10 8.2 -5.7 67 30 23760 220 13 8.4 10.0 68 30 23774 230 2 1.5 1.3 69 28 24079 215 10 5.7 8.2 70 27 24384 265 14 13.9 1.2 71 26 24689 235 11 9.0 6.3 72 25 24994 245 24 21.8 10.1 73 22 25603 290 32 30.1 -10.9 74 21 25908 295 21 19.0 -8.9 75 20 26213 250 22 20.7 7.5 76 20 26270 290 26 24.4 -8.9 77 19 26518 295 28 25.4 -11.8 78 18 26822 275 24 23.9 -2.1 79 17 27127 280 24 23.6 -4.2 80 17 27432 270 17 17.0 -0.0 81 15 28042 300 22 19.1 -11.0 82 14 28651 265 29 28.9 2.5 83 13 28956 250 37 34.8 12.7 84 12 29261 265 38 37.9 3.3 85 11 29870 255 46 44.4 11.9 86 10 30560 270 47 47.0 -0.0 Wind Parameters Energy-Hel index: -0.64 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.20251015.00.gif