UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 7 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 118 SFC 978 306 1.6 1.3 98 0.3 1.5 155 1 276.5 277.2 275.7 288.2 4.29 2 972 355 2.4 1.1 91 1.3 1.8 164 2 277.8 278.5 276.4 289.5 4.26 3 925 747 -0.3 -0.9 96 0.6 -0.6 225 6 279.0 279.7 276.5 289.7 3.87 4 903 939 -1.3 -3.0 88 1.7 -2.0 234 8 279.9 280.5 276.3 289.4 3.39 5 859 1335 -4.3 -4.4 99 0.1 -4.3 231 11 280.8 281.3 276.6 289.8 3.21 6 853 1390 -3.5 -7.8 72 4.3 -5.0 234 13 282.2 282.6 276.3 289.3 2.49 7 850 1418 -3.5 -8.2 70 4.7 -5.1 235 14 282.5 282.9 276.3 289.4 2.42 8 843 1483 -3.3 -10.3 58 7.0 -5.6 232 15 283.4 283.7 276.3 289.4 2.07 9 746 2442 -7.9 -21.9 31 14.0 -11.2 245 19 288.4 288.6 277.2 291.2 0.89 10 717 2749 -10.3 -21.3 40 11.0 -12.9 240 19 289.1 289.3 277.7 292.1 0.97 11 700 2934 -11.3 -24.3 33 13.0 -14.0 240 22 290.0 290.1 277.8 292.4 0.76 12 685 3099 -12.5 -24.5 36 12.0 -15.0 240 22 290.4 290.6 278.0 292.8 0.77 13 655 3440 -13.9 -32.9 18 19.0 -17.0 245 25 292.6 292.7 278.5 293.8 0.37 14 649 3510 -13.3 -41.3 8 28.0 -17.0 250 28 294.0 294.1 278.9 294.6 0.16 15 601 4092 -14.9 -49.9 3 35.0 -18.6 244 38 298.7 298.7 280.9 299.0 0.07 16 597 4142 -14.7 -38.7 11 24.0 -18.1 245 40 299.5 299.6 281.5 300.3 0.23 17 581 4347 -16.1 -27.1 38 11.0 -18.3 249 45 300.2 300.4 282.4 302.6 0.71 18 500 5460 -23.5 -28.5 63 5.0 -24.4 240 63 304.4 304.5 284.1 306.8 0.73 19 400 7060 -34.5 -35.3 92 0.8 -34.6 240 91 310.2 310.2 285.9 311.8 0.47 20 398 7095 -34.7 -35.4 93 0.7 -34.8 240 91 310.3 310.4 286.0 312.0 0.47 21 396 7130 -33.7 -45.7 29 12.0 -34.6 239 91 312.1 312.1 286.3 312.7 0.16 22 394 7166 -33.9 -43.9 36 10.0 -34.7 239 92 312.3 312.3 286.4 313.0 0.20 23 384 7346 -34.9 -52.9 14 18.0 -35.9 238 93 313.3 313.3 286.6 313.5 0.07 24 378 7455 -35.5 -45.5 35 10.0 -36.2 237 94 313.9 313.9 286.9 314.5 0.17 25 376 7492 -35.9 -49.9 22 14.0 -36.8 236 94 313.8 313.9 286.8 314.2 0.11 26 372 7567 -36.7 -40.8 66 4.1 -37.1 236 95 313.7 313.8 287.0 314.8 0.29 27 369 7623 -37.1 -40.5 71 3.4 -37.4 235 95 313.9 314.0 287.1 315.0 0.30 28 355 7889 -39.3 -41.5 80 2.2 -39.5 235 100 314.5 314.5 287.2 315.5 0.28 29 352 7947 -39.3 -47.3 42 8.0 -39.8 235 101 315.2 315.3 287.3 315.8 0.15 30 347 8045 -40.1 -46.1 53 6.0 -40.5 235 102 315.4 315.5 287.5 316.1 0.18 31 344 8104 -40.3 -51.3 30 11.0 -40.9 235 104 316.0 316.0 287.5 316.3 0.10 32 340 8184 -40.7 -56.7 16 16.0 -41.3 235 105 316.5 316.5 287.6 316.7 0.05 33 320 8596 -42.1 -62.1 10 20.0 -42.8 235 103 320.1 320.1 288.8 320.2 0.03 34 318 8638 -42.1 -61.1 11 19.0 -42.8 235 102 320.6 320.6 289.0 320.8 0.03 35 300 9030 -45.1 -57.1 25 12.0 -45.5 235 99 321.8 321.8 289.3 322.0 0.06 36 279 9511 -47.9 -57.9 31 10.0 -48.2 237 103 324.5 324.5 290.2 324.7 0.06 37 275 9607 -48.7 -58.7 30 10.0 -49.0 238 104 324.7 324.7 290.2 324.9 0.05 38 257 10050 -50.1 -64.4 17 14.3 -50.4 240 108 328.9 328.9 291.5 329.0 0.03 39 250 10230 -50.7 -66.7 13 16.0 -51.0 240 104 330.7 330.7 291.9 330.8 0.02 40 245 10362 -50.9 -66.9 13 16.0 -51.2 238 103 332.3 332.3 292.4 332.4 0.02 41 225 10916 -52.5 -69.5 11 17.0 -52.8 240 108 338.0 338.1 293.9 338.1 0.01 42 213 11272 -51.5 -72.5 6 21.0 -51.9 242 100 344.9 344.9 295.5 345.0 0.01 43 200 11680 -52.9 -75.9 5 23.0 -53.2 245 89 349.0 349.0 296.4 349.0 0.01 44 181 12324 -50.7 -79.7 2 29.0 -51.2 240 92 362.7 362.7 299.2 362.7 0.00 45 150 13540 -52.1 -82.1 2 30.0 -52.6 240 68 380.3 380.3 302.3 380.3 0.00 46 146 13715 -52.9 -81.9 2 29.0 -53.4 239 68 381.9 381.9 302.5 381.9 0.00 47 143 13849 -51.7 -81.7 2 30.0 -52.2 238 68 386.2 386.2 303.2 386.2 0.00 48 137 14126 -53.3 -83.3 1 30.0 -53.8 236 67 388.2 388.2 303.5 388.2 0.00 49 129 14515 -52.3 -83.3 1 31.0 -52.9 244 62 396.7 396.7 304.8 396.7 0.00 50 122 14874 -54.7 -83.7 2 29.0 -55.2 234 57 398.7 398.7 305.0 398.7 0.00 51 119 15034 -53.7 -83.7 1 30.0 -54.2 232 57 403.4 403.4 305.6 403.4 0.00 52 114 15309 -54.9 -84.9 1 30.0 -55.4 237 60 406.1 406.1 306.0 406.2 0.00 53 111 15480 -53.1 -85.1 1 32.0 -53.7 243 62 412.6 412.6 306.8 412.6 0.00 54 104 15898 -55.1 -86.1 1 31.0 -55.6 251 57 416.6 416.6 307.3 416.6 0.00 55 100 16150 -53.5 -85.5 1 32.0 -54.1 255 52 424.4 424.4 308.2 424.4 0.00 56 97 16347 -52.7 -84.7 1 32.0 -53.4 255 52 429.6 429.6 308.8 429.6 0.00 57 82 17425 -56.9 -86.9 1 30.0 -57.4 237 38 442.2 442.2 310.1 442.2 0.00 58 70 18430 -56.7 -86.7 1 30.0 -57.3 250 33 463.1 463.1 312.0 463.1 0.00 59 63 19096 -57.7 -87.7 1 30.0 -58.3 263 24 475.0 475.0 313.1 475.1 0.00 60 50 20560 -56.1 -88.1 1 32.0 -57.0 250 18 511.3 511.3 315.7 511.3 0.00 61 44 21366 -57.5 -88.5 1 31.0 -58.4 252 16 526.9 526.9 316.7 526.9 0.00 62 41 21812 -55.1 -87.1 1 32.0 -56.3 244 23 543.6 543.6 317.8 543.7 0.00 63 30 23790 -57.3 -89.3 1 32.0 -58.6 285 13 588.4 588.4 320.0 588.5 0.00 64 26 24691 -58.5 -89.5 1 31.0 -59.7 331 10 609.6 609.6 321.0 609.6 0.00 65 20 26350 -55.3 -88.3 1 33.0 -57.5 250 11 666.9 666.9 323.3 667.0 0.01 66 14 28624 -55.7 -88.7 1 33.0 -58.4 224 18 737.2 737.2 325.6 737.2 0.01 TRP 225 10916 -52.5 -69.5 11 17.0 -52.8 240 108 338.0 338.1 293.9 338.1 0.01 WND 257 10050 -50.1 -64.4 17 14.3 -50.4 240 108 328.9 328.9 291.5 329.0 0.03 Sounding variables and indices 1000-500 mb thick: 5342.00 m Freezing level: 930.22 mb = 703.43 m = 2307.80 ft Wetbulb zero: 936.08 mb = 652.82 m = 2141.76 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 47.89 % Est. max temperature: 9.15 C = 48.47 F Sfc-Lift cond lev (LCL): 973.34 mb = 343.92 m = 1128.32 ft T: 2.22 C 700-500 lapse rate: 4.83 C/km ThetaE index: 0.50 C Layer 853.0- 850.0 mb Conv cond level (CCL): 898.70 mb = 976.90 m = 3205.01 ft Mean mixing ratio: 3.79 g/kg Conv temperature: 5.06 C = 41.12 F Cap Strength: 11.07 C Lifted Index: 13.10 C Risk: None Lifted Index @300 mb: 22.91 C Lifted Index @700 mb: 4.62 C Showalter Index: 13.16 C Risk: None Total Totals Index: 35.30 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 15.30 C K Index: -1.20 Risk: None Sweat Index: 91.00 Risk: None Energy Index: 3.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.85 J/kg Max Up Vert Vel: 4.87 m/s Conv Inhibition (B-): 53378.39 J/kg Cap Strength: 13.05 C Lift Cond Lev (LCL): 911.91 mb = 860.77 m = 2824.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 25 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 ---------------------------------------------------------- 0 978 306 155 1 -0.4 0.9 | 94 26 -25.5 1.8 1 941 610 210 5 2.5 4.3 | 103 23 -22.6 5.2 2 925 747 225 6 4.2 4.2 | 104 21 -20.8 5.1 3 906 914 235 8 6.6 4.6 | 106 19 -18.5 5.5 4 872 1219 225 7 4.9 4.9 | 106 21 -20.1 5.8 5 850 1418 235 14 11.5 8.0 | 123 16 -13.6 8.9 6 839 1524 230 16 12.3 10.3 | 131 17 -12.8 11.2 7 806 1829 250 13 12.2 4.4 | 113 14 -12.9 5.3 8 776 2134 250 17 16.0 5.8 | 126 11 -9.1 6.7 9 746 2438 245 19 17.2 8.0 | 139 12 -7.9 8.9 10 717 2743 240 19 16.5 9.5 | 140 14 -8.6 10.4 11 700 2934 240 22 19.1 11.0 | 153 13 -6.0 11.9 12 662 3353 240 22 19.1 11.0 | 153 13 -6.0 11.9 13 636 3658 260 35 34.5 6.1 | 233 12 9.4 7.0 14 610 3962 240 35 30.3 17.5 | 196 19 5.2 18.4 15 586 4267 250 44 41.3 15.0 | 226 23 16.3 15.9 16 540 4877 240 56 48.5 28.0 | 219 37 23.4 28.9 17 500 5460 240 63 54.6 31.5 | 222 44 29.5 32.4 18 458 6096 240 72 62.4 36.0 | 225 52 37.3 36.9 19 400 7060 240 91 78.8 45.5 | 229 71 53.7 46.4 20 369 7620 235 95 77.8 54.5 | 224 76 52.7 55.4 21 337 8230 235 106 86.8 60.8 | 225 87 61.8 61.7 22 300 9030 235 99 81.1 56.8 | 224 80 56.0 57.7 23 295 9144 235 99 81.1 56.8 | 224 80 56.0 57.7 24 257 10050 240 108 93.5 54.0 | 231 88 68.5 54.9 25 257 10058 240 108 93.5 54.0 | 231 88 68.5 54.9 26 250 10230 240 104 90.1 52.0 | 231 84 65.0 52.9 27 234 10668 235 102 83.6 58.5 | 225 83 58.5 59.4 28 225 10916 240 108 93.5 54.0 | 231 88 68.5 54.9 29 223 10973 240 108 93.5 54.0 | 231 88 68.5 54.9 30 200 11680 245 89 80.7 37.6 | 235 68 55.6 38.5 31 194 11887 240 87 75.3 43.5 | 229 67 50.3 44.4 32 185 12192 240 95 82.3 47.5 | 230 75 57.2 48.4 33 150 13540 240 68 58.9 34.0 | 224 49 33.8 34.9 34 133 14326 235 67 54.9 38.4 | 217 49 29.8 39.3 35 127 14630 250 59 55.4 20.2 | 235 37 30.4 21.1 36 121 14935 230 56 42.9 36.0 | 206 41 17.8 36.9 37 115 15240 235 59 48.3 33.8 | 214 42 23.3 34.7 38 110 15545 245 63 57.1 26.6 | 229 42 32.0 27.5 39 100 16150 255 52 50.2 13.5 | 240 29 25.1 14.3 40 95 16459 255 52 50.2 13.5 | 240 29 25.1 14.3 41 91 16764 235 41 33.6 23.5 | 199 26 8.5 24.4 42 72 18288 240 34 29.4 17.0 | 194 18 4.4 17.9 43 70 18430 250 33 31.0 11.3 | 206 14 5.9 12.2 44 62 19202 265 23 22.9 2.0 | 143 4 -2.2 2.9 45 59 19507 230 25 19.2 16.1 | 161 18 -5.9 17.0 46 54 20117 250 31 29.1 10.6 | 199 12 4.1 11.5 47 51 20422 265 28 27.9 2.4 | 220 4 2.8 3.3 48 50 20560 250 18 16.9 6.2 | 131 11 -8.2 7.0 49 46 21031 240 15 13.0 7.5 | 125 15 -12.1 8.4 50 44 21336 255 15 14.5 3.9 | 114 12 -10.6 4.8 51 42 21641 230 23 17.6 14.8 | 155 17 -7.5 15.7 52 40 21946 255 23 22.2 6.0 | 157 7 -2.9 6.8 53 38 22250 240 25 21.7 12.5 | 166 14 -3.4 13.4 54 36 22555 255 18 17.4 4.7 | 126 9 -7.7 5.5 55 35 22860 240 10 8.7 5.0 | 110 17 -16.4 5.9 56 33 23165 240 15 13.0 7.5 | 125 15 -12.1 8.4 57 32 23470 270 23 23.0 -0.0 | 113 2 -2.1 0.9 58 30 23774 300 16 13.9 -8.0 | 58 13 -11.2 -7.1 59 30 23790 285 13 12.6 -3.4 | 79 13 -12.5 -2.5 60 29 24079 255 15 14.5 3.9 | 114 12 -10.6 4.8 61 27 24384 320 11 7.1 -8.4 | 67 20 -18.0 -7.5 62 26 24689 330 10 5.0 -8.7 | 69 22 -20.1 -7.8 63 25 24994 60 1 -0.9 -0.5 | 91 26 -25.9 0.4 64 24 25298 175 10 -0.9 10.0 | 113 28 -26.0 10.9 65 23 25603 195 17 4.4 16.4 | 130 27 -20.7 17.3 66 21 25908 235 14 11.5 8.0 | 123 16 -13.6 8.9 67 20 26350 250 11 10.3 3.8 | 108 15 -14.7 4.7 68 19 26518 220 16 10.3 12.3 | 132 20 -14.8 13.1 69 17 26822 250 14 13.2 4.8 | 115 13 -11.9 5.7 70 15 27127 210 10 5.0 8.7 | 115 22 -20.1 9.5 71 14 27432 225 18 12.7 12.7 | 138 18 -12.4 13.6 72 10 28346 260 30 29.5 5.2 | 216 8 4.5 6.1 73 9 28651 270 33 33.0 -0.0 | 264 8 7.9 0.9 74 8 28956 285 25 24.1 -6.5 | 9 6 -0.9 -5.6 Wind Parameters Mean winds (0-6000m): 242.0 at 33.5 knts Storm direction: 272.0 at 25.1 knts Shear (0-3000m) pos: 2.3 neg: 1.6 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 59.1 deg Storm rel helicity (0-3000m) pos: 96.3 neg: -16.8 tot: 79.5 m^2/s^2 ave: 26.5 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.10 Bulk Shear: 118.85 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 ------------------------------------------------------------------------------- 500 213 4 101 23| 6.7 0.0 6.7| 30.0 0.0 30.0 59.9 0.62| 7.7 4.8 1000 224 6 104 22| 5.1 0.0 5.1| 45.5 -0.6 45.0 45.0 0.56| 6.9 3.8 1500 231 9 109 19| 4.6 0.0 4.6| 68.4 -16.8 51.6 34.4 0.34| 8.4 2.9 2000 238 10 112 17| 3.4 1.3 4.7| 81.3 -16.8 64.5 32.2 0.42| 7.6 3.2 2500 240 12 116 16| 2.7 1.5 4.2| 89.2 -16.8 72.4 29.0 0.45| 6.8 3.1 3000 240 14 121 15| 2.3 1.6 3.9| 96.3 -16.8 79.5 26.5 0.48| 6.0 2.9 4000 244 19 139 12| 3.5 2.4 5.9|189.2 -42.5 146.7 36.7 0.48| 9.1 4.4 5000 243 26 172 13| 2.8 3.8 6.5|206.1 -68.8 137.3 27.5 0.36| 9.3 3.3 6000 242 33 195 17| 2.3 4.4 6.7|258.9 -68.8 190.1 31.7 0.35| 9.0 3.1 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20251007.12.gif