UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 20 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 -18 SFC 963 306 12.2 7.2 71 5.0 9.5 175 17 288.4 289.6 284.2 307.2 6.62 2 925 636 9.6 6.2 79 3.4 7.8 175 35 289.1 290.3 284.3 307.4 6.43 3 916 717 8.8 6.0 83 2.8 7.3 181 40 289.1 290.2 284.3 307.3 6.41 4 892 937 9.0 6.6 85 2.4 7.7 196 52 291.5 292.7 285.7 311.2 6.86 5 881 1041 10.6 7.7 82 2.9 8.9 201 47 294.2 295.6 287.3 315.9 7.50 6 850 1339 9.6 8.8 95 0.8 9.2 210 34 296.2 297.7 288.9 320.5 8.39 7 815 1688 7.8 7.8 100 0.0 7.8 207 34 297.9 299.4 289.3 321.8 8.17 8 700 2929 0.6 0.6 100 0.0 0.6 200 47 303.1 304.2 288.9 320.4 5.72 9 688 3068 0.0 0.0 100 0.0 0.0 200 51 304.0 305.0 289.0 320.9 5.57 10 685 3103 0.2 -3.7 75 3.9 -1.6 200 51 304.6 305.4 287.9 317.6 4.25 11 667 3316 -0.5 -6.5 64 6.0 -3.1 200 57 306.1 306.8 287.8 317.1 3.52 12 664 3352 -0.5 -2.9 84 2.4 -1.6 200 58 306.5 307.4 289.0 320.9 4.65 13 658 3425 -0.7 -1.0 98 0.3 -0.9 200 57 307.1 308.1 289.9 323.7 5.41 14 636 3695 -2.3 -2.3 100 0.0 -2.3 200 54 308.3 309.2 290.0 324.0 5.08 15 608 4052 -4.3 -4.3 100 0.0 -4.3 200 53 310.0 310.8 290.0 324.3 4.58 16 600 4156 -4.1 -6.4 84 2.3 -5.1 200 52 311.4 312.1 289.9 323.9 3.95 17 599 4169 -4.1 -6.4 84 2.3 -5.1 200 52 311.5 312.3 290.0 324.0 3.96 18 560 4697 -8.1 -8.1 100 0.0 -8.1 193 58 312.9 313.6 290.2 324.7 3.71 19 545 4907 -9.5 -9.6 99 0.1 -9.5 190 61 313.6 314.3 290.1 324.5 3.39 20 539 4993 -9.5 -12.8 77 3.3 -10.7 191 61 314.6 315.1 289.8 323.2 2.65 21 537 5021 -9.3 -21.3 37 12.0 -12.8 191 61 315.2 315.4 288.6 319.6 1.30 22 534 5065 -9.5 -22.5 34 13.0 -13.2 191 62 315.5 315.7 288.6 319.5 1.18 23 529 5137 -9.9 -15.9 61 6.0 -11.9 192 62 315.8 316.2 289.6 322.7 2.09 24 528 5152 -10.1 -12.9 80 2.8 -11.1 192 62 315.8 316.3 290.1 324.5 2.68 25 525 5196 -10.5 -12.6 85 2.1 -11.3 192 62 315.8 316.3 290.2 324.8 2.77 26 522 5240 -10.9 -12.9 85 2.0 -11.6 193 62 315.8 316.4 290.2 324.7 2.71 27 518 5299 -11.3 -14.1 80 2.8 -12.3 193 62 316.0 316.5 290.0 324.2 2.48 28 514 5359 -11.7 -24.7 33 13.0 -15.0 193 62 316.3 316.5 288.6 319.7 1.00 29 511 5404 -11.9 -29.9 21 18.0 -15.9 194 63 316.6 316.7 288.3 318.7 0.63 30 506 5479 -12.3 -24.3 36 12.0 -15.4 194 63 317.0 317.2 288.9 320.6 1.06 31 500 5570 -12.5 -25.5 33 13.0 -15.8 195 63 317.8 318.0 289.1 321.1 0.96 32 488 5755 -13.9 -25.9 36 12.0 -16.9 197 61 318.3 318.5 289.2 321.6 0.95 33 475 5959 -15.5 -28.5 32 13.0 -18.4 199 59 318.8 318.9 289.2 321.5 0.77 34 473 5991 -15.3 -26.3 38 11.0 -17.9 199 59 319.4 319.6 289.6 322.7 0.94 35 457 6250 -17.5 -28.5 38 11.0 -19.9 200 60 319.8 320.0 289.6 322.6 0.80 36 447 6415 -19.1 -28.1 45 9.0 -21.0 200 63 319.8 320.0 289.6 322.8 0.85 37 438 6566 -20.5 -24.8 68 4.3 -21.5 200 65 319.9 320.2 290.0 324.0 1.17 38 412 7015 -24.5 -26.6 83 2.1 -24.9 200 72 320.4 320.6 290.0 324.1 1.05 39 400 7230 -24.9 -27.2 81 2.3 -25.4 195 78 322.6 322.8 290.6 326.2 1.03 40 342 8353 -31.9 -35.7 69 3.8 -32.4 197 87 327.9 328.0 291.7 329.9 0.53 41 328 8647 -32.9 -35.7 76 2.8 -33.3 199 89 330.5 330.6 292.4 332.5 0.56 42 325 8712 -33.3 -36.4 73 3.1 -33.7 200 89 330.8 330.9 292.4 332.7 0.52 43 300 9270 -36.9 -42.9 54 6.0 -37.5 200 84 333.4 333.4 292.9 334.5 0.29 44 296 9363 -37.3 -44.3 48 7.0 -37.9 199 84 334.1 334.1 293.1 335.1 0.25 45 250 10510 -47.3 -50.9 66 3.6 -47.5 190 84 335.7 335.8 293.4 336.3 0.14 46 241 10752 -49.5 -53.0 67 3.5 -49.7 189 84 336.0 336.0 293.4 336.4 0.12 47 231 11028 -51.7 -56.2 58 4.5 -51.8 187 85 336.7 336.7 293.6 337.1 0.08 48 220 11344 -52.7 -63.7 25 11.0 -52.9 188 84 339.9 339.9 294.3 340.1 0.03 49 218 11403 -52.1 -68.1 13 16.0 -52.4 190 82 341.7 341.7 294.7 341.8 0.02 50 211 11614 -53.3 -70.3 11 17.0 -53.6 200 76 343.1 343.1 295.1 343.1 0.01 51 200 11960 -51.7 -73.7 5 22.0 -52.1 215 65 350.9 350.9 296.8 350.9 0.01 52 199 11992 -51.5 -73.5 6 22.0 -51.9 215 65 351.7 351.7 297.0 351.8 0.01 53 150 13790 -59.7 -81.7 4 22.0 -59.9 205 61 367.2 367.2 300.1 367.2 0.00 54 144 14045 -60.5 -82.5 4 22.0 -60.7 215 46 370.1 370.1 300.6 370.2 0.00 55 130 14686 -59.1 -84.1 3 25.0 -59.3 218 38 383.6 383.6 302.8 383.7 0.00 56 127 14833 -57.5 -84.5 2 27.0 -57.8 213 36 389.1 389.1 303.6 389.1 0.00 57 121 15137 -59.7 -84.7 2 25.0 -60.0 203 32 390.5 390.5 303.9 390.5 0.00 58 117 15348 -58.5 -84.5 2 26.0 -58.8 202 25 396.5 396.5 304.7 396.5 0.00 59 100 16330 -61.5 -85.5 3 24.0 -61.7 225 18 408.9 408.9 306.4 408.9 0.00 60 88 17120 -63.1 -86.1 3 23.0 -63.3 204 12 420.9 420.9 307.8 420.9 0.00 61 82 17558 -58.9 -85.9 2 27.0 -59.3 231 19 438.1 438.1 309.7 438.1 0.00 62 71 18453 -63.5 -88.5 2 25.0 -63.8 240 9 446.7 446.7 310.6 446.7 0.00 63 70 18540 -61.9 -87.9 2 26.0 -62.2 270 8 452.0 452.0 311.0 452.0 0.00 64 50 20610 -61.5 -88.5 2 27.0 -62.0 300 7 498.6 498.6 314.8 498.6 0.00 65 46 21127 -61.1 -89.1 1 28.0 -61.6 252 4 511.6 511.6 315.8 511.6 0.00 66 30 23770 -63.1 -90.1 1 27.0 -63.7 280 24 572.6 572.6 319.3 572.6 0.00 67 25 24883 -64.9 -90.9 2 26.0 -65.5 290 15 598.1 598.1 320.5 598.1 0.00 68 20 26250 -62.1 -90.1 1 28.0 -63.1 290 19 646.1 646.1 322.5 646.1 0.01 69 19 26568 -61.9 -89.9 1 28.0 -63.0 277 23 656.3 656.3 322.9 656.3 0.01 70 16 27624 -65.9 -91.9 1 26.0 -66.7 282 22 676.3 676.3 323.6 676.3 0.01 71 13 28886 -66.1 -92.1 1 26.0 -67.0 290 30 716.9 717.0 325.0 717.0 0.01 72 10 30490 -63.3 -91.3 1 28.0 -64.9 275 44 783.3 783.3 326.8 783.3 0.01 73 6.0 33681 -56.5 -88.5 1 32.0 -61.0 935.9 935.9 330.1 936.1 0.03 74 5.0 34837 -56.7 -88.7 1 32.0 -61.7 985.0 985.1 330.9 985.3 0.03 TRP 144 14045 -60.5 -82.5 4 22.0 -60.7 215 46 370.1 370.1 300.6 370.2 0.00 WND 325 8712 -33.3 -36.4 73 3.1 -33.7 200 89 330.8 330.9 292.4 332.7 0.52 Sounding variables and indices 1000-500 mb thick: 5588.00 m Freezing level: 679.86 mb = 3163.63 m = 10379.25 ft Wetbulb zero: 687.96 mb = 3068.11 m = 10065.85 ft Precipitable water: 1.12 inches Sfc-500 mean rel hum: 87.95 % Est. max temperature: 21.62 C = 70.91 F Sfc-Lift cond lev (LCL): 892.93 mb = 928.81 m = 3047.25 ft T: 8.99 C 700-500 lapse rate: 4.96 C/km ThetaE index: 1.37 C Layer 700.0- 688.0 mb Conv cond level (CCL): 754.58 mb = 2316.34 m = 7599.45 ft Mean mixing ratio: 6.85 g/kg Conv temperature: 24.19 C = 75.54 F Cap Strength: 9.13 C Lifted Index: 9.63 C Risk: None Lifted Index @300 mb: 16.58 C Lifted Index @700 mb: 4.56 C Showalter Index: 3.59 C Risk: None Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 21.30 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 236.60 Risk: None Energy Index: 0.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.39 J/kg Max Up Vert Vel: 7.80 m/s Conv Inhibition (B-): 63324.10 J/kg Cap Strength: 9.02 C Lift Cond Lev (LCL): 869.05 mb = 1154.42 m = 3787.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 227 at 37 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 963 306 175 17 -1.5 16.9 | 74 29 -28.3 -8.2 1 928 610 170 33 -5.7 32.5 | 103 33 -32.5 7.4 2 925 636 175 35 -3.1 34.9 | 108 31 -29.9 9.7 3 895 914 195 53 13.7 51.2 | 153 29 -13.1 26.1 4 862 1219 210 39 19.5 33.8 | 140 11 -7.3 8.6 5 850 1339 210 34 17.0 29.4 | 114 11 -9.8 4.3 6 831 1524 210 33 16.5 28.6 | 109 11 -10.3 3.4 7 801 1829 205 34 14.4 30.8 | 115 14 -12.4 5.7 8 771 2134 195 35 9.1 33.8 | 116 20 -17.7 8.7 9 743 2438 195 39 10.1 37.7 | 127 21 -16.7 12.5 10 716 2743 195 46 11.9 44.4 | 142 24 -14.9 19.3 11 700 2929 200 47 16.1 44.2 | 151 22 -10.7 19.0 12 663 3353 200 58 19.8 54.5 | 167 30 -7.0 29.4 13 638 3658 200 54 18.5 50.7 | 162 27 -8.3 25.6 14 590 4267 200 52 17.8 48.9 | 159 25 -9.0 23.7 15 546 4877 190 61 10.6 60.1 | 155 39 -16.2 34.9 16 500 5570 195 63 16.3 60.9 | 164 37 -10.5 35.7 17 466 6096 200 58 19.8 54.5 | 167 30 -7.0 29.4 18 412 7010 200 72 24.6 67.7 | 177 43 -2.2 42.5 19 400 7230 195 78 20.2 75.3 | 172 51 -6.6 50.2 20 379 7620 190 82 14.2 80.8 | 167 57 -12.6 55.6 21 325 8712 200 89 30.4 83.6 | 184 59 3.6 58.5 22 319 8839 200 89 30.4 83.6 | 184 59 3.6 58.5 23 305 9144 205 86 36.3 77.9 | 190 54 9.5 52.8 24 300 9270 200 84 28.7 78.9 | 182 54 1.9 53.8 25 250 10510 190 84 14.6 82.7 | 168 59 -12.2 57.6 26 244 10668 190 84 14.6 82.7 | 168 59 -12.2 57.6 27 222 11278 185 86 7.5 85.7 | 162 64 -19.3 60.5 28 200 11960 215 65 37.3 53.2 | 200 30 10.5 28.1 29 193 12192 215 62 35.6 50.8 | 199 27 8.8 25.7 30 175 12802 205 40 16.9 36.3 | 138 15 -9.9 11.1 31 159 13411 190 52 9.0 51.2 | 146 32 -17.8 26.1 32 150 13790 205 61 25.8 55.3 | 178 30 -1.0 30.2 33 145 14021 205 61 25.8 55.3 | 178 30 -1.0 30.2 34 144 14045 215 46 26.4 37.7 | 178 13 -0.4 12.6 35 131 14630 220 39 25.1 29.9 | 160 5 -1.7 4.7 36 119 15240 200 30 10.3 28.2 | 100 17 -16.5 3.1 37 113 15545 205 15 6.3 13.6 | 61 23 -20.5 -11.5 38 108 15850 180 19 0.0 19.0 | 77 27 -26.8 -6.1 39 103 16154 195 19 4.9 18.4 | 73 23 -21.9 -6.8 40 100 16330 225 18 12.7 12.7 | 49 19 -14.1 -12.4 41 98 16459 225 18 12.7 12.7 | 49 19 -14.1 -12.4 42 93 16764 225 12 8.5 8.5 | 48 25 -18.3 -16.6 43 89 17069 200 10 3.4 9.4 | 56 28 -23.4 -15.7 44 84 17374 225 21 14.8 14.8 | 49 16 -12.0 -10.3 45 80 17678 235 18 14.7 10.3 | 39 19 -12.1 -14.8 46 77 17983 240 4 3.5 2.0 | 45 33 -23.3 -23.1 47 73 18288 185 12 1.0 12.0 | 63 29 -25.8 -13.2 48 70 18540 270 8 8.0 -0.0 | 37 31 -18.8 -25.1 49 69 18593 240 14 12.1 7.0 | 39 23 -14.7 -18.1 50 66 18898 265 10 10.0 0.9 | 35 30 -16.8 -24.3 51 50 20610 300 7 6.1 -3.5 | 36 35 -20.7 -28.6 52 49 20726 255 1 1.0 0.3 | 46 36 -25.8 -24.9 53 44 21336 250 6 5.6 2.1 | 43 31 -21.2 -23.1 54 40 21946 250 17 16.0 5.8 | 29 22 -10.8 -19.3 55 38 22250 270 19 19.0 -0.0 | 17 26 -7.8 -25.1 56 37 22555 330 14 7.0 -12.1 | 28 42 -19.8 -37.3 57 35 22860 25 10 -4.2 -9.1 | 42 46 -31.0 -34.2 58 33 23165 240 10 8.7 5.0 | 42 27 -18.1 -20.1 59 31 23470 275 15 14.9 -1.3 | 24 29 -11.9 -26.4 60 30 23770 280 24 23.6 -4.2 | 6 29 -3.2 -29.3 61 30 23774 265 22 21.9 1.9 | 12 24 -4.9 -23.2 62 29 24079 285 25 24.1 -6.5 | 5 32 -2.7 -31.6 63 27 24384 315 19 13.4 -13.4 | 19 41 -13.4 -38.6 64 25 24994 285 14 13.5 -3.6 | 25 32 -13.3 -28.8 65 22 25603 320 16 10.3 -12.3 | 24 41 -16.5 -37.4 66 21 25908 300 12 10.4 -6.0 | 28 35 -16.4 -31.1 67 20 26213 325 11 6.3 -9.0 | 31 40 -20.5 -34.1 68 20 26250 290 19 17.9 -6.5 | 16 33 -9.0 -31.6 69 19 26518 275 23 22.9 -2.0 | 8 27 -3.9 -27.1 70 17 27127 300 23 19.9 -11.5 | 11 37 -6.9 -36.6 71 16 27432 290 23 21.6 -7.9 | 9 33 -5.2 -33.0 72 15 28042 265 21 20.9 1.8 | 14 24 -5.9 -23.3 73 14 28651 290 34 31.9 -11.6 | 352 37 5.1 -36.8 74 12 29261 290 24 22.6 -8.2 | 7 34 -4.3 -33.3 75 12 29566 270 34 34.0 -0.0 | 344 26 7.2 -25.1 76 11 29870 280 41 40.4 -7.1 | 337 35 13.6 -32.2 77 10 30490 275 44 43.8 -3.8 | 330 34 17.0 -29.0 Wind Parameters Mean winds (0-6000m): 196.9 at 49.0 knts Storm direction: 226.9 at 36.7 knts Shear (0-3000m) pos: 7.3 neg: 1.7 tot: 8.9 10-3/s Storm rel Dir Shear (0-3000m): 91.5 deg Storm rel helicity (0-3000m) pos: 458.2 neg: -31.7 tot: 426.5 m^2/s^2 ave: 142.2 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 17.1 stream: 9.2 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.44 Bulk Shear: 69.77 m/s 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 ------------------------------------------------------------------------------- 500 176 31 101 29| 30.4 0.0 30.4|260.4 0.0 260.4 520.9 0.96| 34.6 33.3 1000 191 38 122 23| 12.1 0.0 12.1|333.2 -25.3 307.9 307.9 0.54| 33.2 17.9 1500 196 36 121 19| 8.1 1.1 9.2|336.8 -31.7 305.1 203.4 0.48| 23.9 11.5 2000 197 36 120 19| 6.1 2.5 8.5|350.1 -31.7 318.4 159.2 0.46| 20.1 9.3 2500 197 37 123 19| 6.5 2.0 8.5|401.6 -31.7 369.9 148.0 0.51| 18.0 9.3 3000 197 40 130 20| 7.3 1.7 8.9|458.2 -31.7 426.5 142.2 0.54| 17.1 9.2 4000 198 43 140 21| 5.5 1.3 6.8|460.5 -55.5 405.0 101.2 0.48| 13.7 6.5 5000 197 46 145 24| 4.7 2.0 6.7|492.9 -73.1 419.8 84.0 0.43| 12.5 5.3 6000 197 49 150 25| 4.2 1.6 5.8|544.5 -73.1 471.4 78.6 0.43| 11.5 4.9 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20251020.12.gif