UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 19 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 58 SFC 971 306 8.6 7.6 93 1.0 8.0 175 10 284.1 285.3 282.5 302.9 6.75 2 953 460 7.6 7.1 97 0.5 7.3 188 12 284.6 285.8 282.7 303.1 6.65 3 941 564 9.2 8.2 93 1.0 8.6 196 13 287.3 288.6 284.4 307.7 7.26 4 925 705 8.6 7.9 95 0.7 8.2 210 10 288.1 289.4 284.7 308.5 7.24 5 863 1276 5.2 5.2 100 0.0 5.2 200 11 290.3 291.5 284.8 308.7 6.43 6 858 1324 6.4 5.2 92 1.2 5.8 204 11 292.1 293.2 285.5 310.7 6.47 7 850 1401 6.0 3.2 82 2.8 4.6 210 12 292.4 293.4 284.9 308.8 5.67 8 802 1875 4.0 0.9 80 3.1 2.5 208 18 295.2 296.1 285.4 310.1 5.09 9 797 1926 3.6 1.4 86 2.2 2.5 211 18 295.3 296.3 285.7 310.9 5.32 10 777 2132 2.8 -2.2 70 5.0 0.5 225 19 296.6 297.4 284.9 309.0 4.19 11 770 2206 3.4 -8.6 41 12.0 -1.4 229 19 298.0 298.5 283.8 305.9 2.59 12 769 2216 3.2 -8.8 41 12.0 -1.6 230 19 297.9 298.4 283.7 305.7 2.55 13 762 2290 2.8 -11.2 35 14.0 -2.4 235 19 298.3 298.6 283.3 304.8 2.13 14 709 2871 0.0 -4.4 72 4.4 -2.0 230 29 301.4 302.1 286.5 313.2 3.89 15 700 2973 -0.9 -5.1 73 4.2 -2.7 225 30 301.5 302.2 286.4 312.9 3.74 16 678 3227 -2.5 -6.6 73 4.1 -4.2 223 29 302.5 303.1 286.4 313.0 3.44 17 662 3417 -3.7 -8.7 68 5.0 -5.7 222 27 303.2 303.7 286.2 312.4 2.99 18 652 3537 -4.7 -7.6 80 2.9 -5.9 221 27 303.4 304.0 286.6 313.6 3.31 19 642 3658 -5.5 -9.4 74 3.9 -7.0 220 26 303.8 304.4 286.4 312.9 2.92 20 621 3919 -6.3 -16.3 45 10.0 -9.5 240 24 305.8 306.1 285.8 311.3 1.72 21 611 4046 -7.1 -15.1 53 8.0 -9.8 241 23 306.3 306.7 286.2 312.5 1.93 22 591 4305 -8.3 -21.3 34 13.0 -11.9 225 24 307.8 308.1 285.9 311.7 1.18 23 580 4451 -9.1 -18.1 48 9.0 -11.8 228 25 308.6 308.9 286.6 313.7 1.58 24 575 4518 -8.7 -29.7 17 21.0 -13.4 229 26 309.8 309.9 285.9 311.7 0.57 25 567 4626 -9.1 -22.1 34 13.0 -12.7 231 26 310.6 310.8 286.9 314.4 1.15 26 563 4681 -9.3 -30.3 16 21.0 -13.9 232 27 311.0 311.1 286.4 312.9 0.55 27 551 4848 -10.5 -35.5 11 25.0 -15.2 234 28 311.5 311.5 286.3 312.7 0.34 28 547 4904 -10.7 -38.7 8 28.0 -15.6 235 28 311.9 311.9 286.3 312.8 0.25 29 538 5031 -11.9 -21.9 43 10.0 -14.6 231 28 311.9 312.2 287.4 316.0 1.23 30 510 5439 -13.3 -28.3 27 15.0 -16.7 221 29 315.0 315.2 287.9 317.6 0.73 31 500 5590 -14.5 -27.5 32 13.0 -17.4 230 34 315.4 315.5 288.1 318.1 0.80 32 492 5712 -15.5 -25.5 42 10.0 -17.9 233 35 315.6 315.8 288.4 318.9 0.98 33 487 5789 -15.7 -30.7 26 15.0 -18.7 235 35 316.3 316.4 288.2 318.4 0.61 34 480 5898 -16.9 -26.9 42 10.0 -19.1 235 35 316.1 316.3 288.5 319.1 0.88 35 471 6040 -17.9 -32.9 26 15.0 -20.7 235 35 316.6 316.7 288.2 318.4 0.51 36 448 6412 -20.9 -29.9 44 9.0 -22.6 236 39 317.4 317.5 288.7 319.9 0.71 37 400 7240 -26.1 -44.1 17 18.0 -28.1 240 49 321.1 321.1 289.3 321.8 0.19 38 399 7258 -26.1 -44.1 17 18.0 -28.1 240 49 321.3 321.3 289.3 322.0 0.19 39 361 7971 -32.3 -36.8 64 4.5 -32.9 256 49 322.3 322.4 290.0 324.0 0.45 40 339 8411 -35.3 -38.3 74 3.0 -35.6 264 54 324.1 324.2 290.5 325.6 0.41 41 314 8939 -38.7 -42.8 65 4.1 -39.1 261 72 326.5 326.6 291.0 327.6 0.28 42 300 9250 -41.3 -44.5 71 3.2 -41.5 260 83 327.2 327.2 291.2 328.1 0.24 43 280 9718 -45.7 -48.1 77 2.4 -45.8 260 81 327.3 327.4 291.2 328.0 0.18 44 274 9863 -46.9 -50.3 68 3.4 -47.1 260 80 327.6 327.7 291.2 328.2 0.14 45 263 10135 -48.5 -53.2 58 4.7 -48.7 262 83 329.2 329.2 291.6 329.6 0.10 46 260 10211 -48.7 -51.3 74 2.6 -48.8 264 88 329.9 330.0 291.8 330.5 0.13 47 257 10288 -48.9 -53.1 61 4.2 -49.1 266 93 330.7 330.8 292.0 331.2 0.11 48 252 10418 -49.9 -52.7 72 2.8 -50.0 270 101 331.1 331.2 292.2 331.6 0.11 49 250 10470 -50.3 -52.5 77 2.2 -50.4 270 100 331.3 331.3 292.2 331.8 0.12 50 238 10788 -51.7 -64.7 20 13.0 -52.0 270 94 333.9 333.9 292.8 334.0 0.03 51 215 11437 -55.5 -61.5 47 6.0 -55.6 255 57 337.8 337.8 293.8 338.0 0.05 52 210 11587 -53.5 -71.5 9 18.0 -53.8 252 56 343.2 343.2 295.1 343.3 0.01 53 206 11710 -51.7 -75.7 4 24.0 -52.1 249 55 347.9 347.9 296.2 348.0 0.01 54 200 11900 -52.9 -75.9 5 23.0 -53.2 250 53 349.0 349.0 296.4 349.0 0.01 55 162 13250 -57.7 -80.7 4 23.0 -57.9 250 43 362.6 362.6 299.2 362.6 0.00 56 154 13572 -55.5 -82.5 2 27.0 -55.8 250 40 371.6 371.6 300.8 371.7 0.00 57 150 13740 -56.3 -82.3 2 26.0 -56.6 250 38 373.1 373.1 301.1 373.1 0.00 58 121 15098 -57.9 -84.9 2 27.0 -58.2 238 31 393.8 393.8 304.3 393.8 0.00 59 100 16290 -61.1 -86.1 2 25.0 -61.4 270 17 409.7 409.7 306.5 409.7 0.00 60 98 16415 -60.1 -86.1 2 26.0 -60.4 281 19 414.0 414.0 307.0 414.0 0.00 61 70 18500 -60.7 -87.7 2 27.0 -61.1 285 7 454.5 454.5 311.3 454.5 0.00 62 62 19250 -62.9 -88.9 2 26.0 -63.2 280 4 465.7 465.7 312.3 465.7 0.00 63 50 20580 -60.9 -88.9 1 28.0 -61.4 295 11 500.0 500.0 314.9 500.0 0.00 64 42 21666 -59.7 -88.7 1 29.0 -60.4 302 11 528.5 528.5 316.8 528.5 0.00 65 30 23760 -61.5 -89.5 1 28.0 -62.3 265 14 577.0 577.0 319.5 577.0 0.00 66 20 26280 -61.5 -90.5 1 29.0 -62.6 280 23 647.9 647.9 322.6 648.0 0.01 67 16 27661 -61.9 -90.9 1 29.0 -63.2 276 32 689.3 689.3 324.1 689.4 0.01 68 14 28491 -59.5 -89.5 1 30.0 -61.4 265 52 724.3 724.3 325.2 724.4 0.01 69 11 29989 -62.5 -90.5 1 28.0 -64.1 279 40 765.1 765.1 326.4 765.2 0.01 70 10 30580 -60.3 -90.3 1 30.0 -62.6 260 46 794.5 794.5 327.1 794.5 0.01 71 9.5 30901 -58.9 -89.9 1 31.0 -61.6 811.5 811.5 327.5 811.6 0.01 72 8.1 31897 -60.7 -90.7 1 30.0 -63.2 842.2 842.2 328.2 842.3 0.01 73 6.7 33096 -54.3 -88.3 1 34.0 -59.4 916.0 916.0 329.7 916.2 0.02 74 4.8 35238 -53.3 -87.3 1 34.0 -59.9 1012.3 1012.3 331.4 1012.7 0.04 75 4.4 35803 -50.1 -86.1 1 36.0 -58.6 1052.9 1052.9 332.0 1053.5 0.05 TRP 215 11437 -55.5 -61.5 47 6.0 -55.6 255 57 337.8 337.8 293.8 338.0 0.05 WND 252 10418 -49.9 -52.7 72 2.8 -50.0 270 101 331.1 331.2 292.2 331.6 0.11 Sounding variables and indices 1000-500 mb thick: 5532.00 m Freezing level: 709.00 mb = 2870.81 m = 9418.55 ft Wetbulb zero: 775.18 mb = 2151.28 m = 7057.90 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 61.86 % Est. max temperature: 18.47 C = 65.25 F Sfc-Lift cond lev (LCL): 956.42 mb = 430.23 m = 1411.49 ft T: 7.79 C 700-500 lapse rate: 5.20 C/km ThetaE index: 6.06 C Layer 777.0- 709.0 mb Conv cond level (CCL): 954.97 mb = 442.68 m = 1452.36 ft Mean mixing ratio: 6.92 g/kg Conv temperature: 9.05 C = 48.30 F Cap Strength: 9.65 C Lifted Index: 9.62 C Risk: None Lifted Index @300 mb: 14.34 C Lifted Index @700 mb: 4.65 C Showalter Index: 8.57 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 17.70 C K Index: 19.50 Risk: < 20 % chance of thunderstorms Sweat Index: 96.40 Risk: None Energy Index: 1.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.60 J/kg Max Up Vert Vel: 6.87 m/s Conv Inhibition (B-): 58770.73 J/kg Cap Strength: 9.63 C Lift Cond Lev (LCL): 911.76 mb = 823.73 m = 2702.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 256 at 18 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 ---------------------------------------------------------- 0 971 306 175 10 -0.9 10.0 | 108 19 -17.9 5.7 1 936 610 200 14 4.8 13.2 | 126 15 -12.2 8.9 2 925 705 210 10 5.0 8.7 | 110 13 -12.0 4.4 3 902 914 200 9 3.1 8.5 | 107 15 -13.9 4.2 4 869 1219 195 10 2.6 9.7 | 111 15 -14.4 5.4 5 850 1401 210 12 6.0 10.4 | 119 13 -11.0 6.2 6 837 1524 200 16 5.5 15.0 | 133 16 -11.5 10.8 7 806 1829 205 18 7.6 16.3 | 142 15 -9.4 12.1 8 776 2134 225 19 13.4 13.4 | 159 10 -3.6 9.2 9 748 2438 245 18 16.3 7.6 | 168 3 -0.7 3.4 10 720 2743 235 28 22.9 16.1 | 207 13 5.9 11.8 11 700 2973 225 30 21.2 21.2 | 194 18 4.2 17.0 12 641 3658 220 26 16.7 19.9 | 179 16 -0.3 15.7 13 616 3962 245 23 20.8 9.7 | 215 7 3.8 5.5 14 593 4267 225 24 17.0 17.0 | 180 13 -0.0 12.7 15 548 4877 235 28 22.9 16.1 | 207 13 5.9 11.8 16 507 5486 220 29 18.6 22.2 | 185 18 1.6 18.0 17 500 5590 230 34 26.0 21.9 | 207 20 9.0 17.6 18 487 5791 235 35 28.7 20.1 | 216 20 11.7 15.9 19 467 6096 235 35 28.7 20.1 | 216 20 11.7 15.9 20 400 7240 240 49 42.4 24.5 | 231 33 25.4 20.3 21 396 7315 240 50 43.3 25.0 | 232 34 26.3 20.8 22 379 7620 245 48 43.5 20.3 | 239 31 26.5 16.1 23 347 8230 265 49 48.8 4.3 | 270 32 31.8 0.1 24 305 9144 260 79 77.8 13.7 | 261 62 60.8 9.5 25 300 9250 260 83 81.7 14.4 | 261 66 64.7 10.2 26 266 10058 260 79 77.8 13.7 | 261 62 60.8 9.5 27 252 10418 270 101 101.0 -0.0 | 273 84 84.0 -4.2 28 250 10470 270 100 100.0 -0.0 | 273 83 83.0 -4.2 29 242 10668 270 99 99.0 -0.0 | 273 82 82.0 -4.2 30 220 11278 270 71 71.0 -0.0 | 274 54 54.0 -4.2 31 215 11437 255 57 55.1 14.8 | 255 39 38.0 10.5 32 200 11887 245 53 48.0 22.4 | 240 36 31.0 18.2 33 200 11900 250 53 49.8 18.1 | 247 36 32.8 13.9 34 182 12497 250 38 35.7 13.0 | 245 21 18.7 8.8 35 174 12802 250 47 44.2 16.1 | 246 30 27.1 11.9 36 150 13740 250 38 35.7 13.0 | 245 21 18.7 8.8 37 137 14326 260 29 28.6 5.0 | 266 12 11.5 0.8 38 124 14935 230 29 22.2 18.6 | 200 15 5.2 14.4 39 118 15240 245 32 29.0 13.5 | 232 15 12.0 9.3 40 113 15545 260 27 26.6 4.7 | 267 10 9.6 0.5 41 107 15850 250 25 23.5 8.6 | 236 8 6.5 4.3 42 100 16290 270 17 17.0 -0.0 | 0 4 -0.0 -4.2 43 97 16459 285 20 19.3 -5.2 | 346 10 2.3 -9.4 44 88 17069 285 19 18.4 -4.9 | 352 9 1.3 -9.1 45 84 17374 310 17 13.0 -10.9 | 15 16 -4.0 -15.1 46 80 17678 275 11 11.0 -1.0 | 49 8 -6.1 -5.2 47 72 18288 250 11 10.3 3.8 | 86 7 -6.7 -0.5 48 70 18500 285 7 6.8 -1.8 | 60 12 -10.3 -6.0 49 69 18593 270 10 10.0 -0.0 | 59 8 -7.0 -4.2 50 62 19202 280 4 3.9 -0.7 | 69 14 -13.1 -4.9 51 54 20117 285 12 11.6 -3.1 | 37 9 -5.4 -7.3 52 51 20422 325 11 6.3 -9.0 | 39 17 -10.7 -13.2 53 50 20580 295 11 10.0 -4.6 | 38 11 -7.0 -8.9 54 49 20726 285 10 9.7 -2.6 | 47 10 -7.4 -6.8 55 47 21031 330 12 6.0 -10.4 | 37 18 -11.0 -14.6 56 44 21336 330 11 5.5 -9.5 | 40 18 -11.5 -13.7 57 42 21641 300 11 9.5 -5.5 | 38 12 -7.5 -9.7 58 40 21946 320 13 8.4 -10.0 | 31 17 -8.7 -14.2 59 38 22250 270 10 10.0 -0.0 | 59 8 -7.0 -4.2 60 36 22555 320 16 10.3 -12.3 | 22 18 -6.7 -16.5 61 33 23165 320 16 10.3 -12.3 | 22 18 -6.7 -16.5 62 31 23470 310 11 8.4 -7.1 | 37 14 -8.6 -11.3 63 30 23760 265 14 13.9 1.2 | 46 4 -3.1 -3.0 64 30 23774 265 10 10.0 0.9 | 65 8 -7.1 -3.3 65 28 24079 245 10 9.1 4.2 | 90 8 -8.0 0.0 66 27 24384 310 19 14.6 -12.2 | 9 17 -2.5 -16.4 67 26 24689 320 14 9.0 -10.7 | 28 17 -8.0 -14.9 68 25 24994 290 11 10.3 -3.8 | 40 10 -6.7 -8.0 69 23 25298 310 10 7.7 -6.4 | 41 14 -9.4 -10.6 70 20 26280 280 23 22.7 -4.0 | 326 10 5.6 -8.2 71 17 27127 275 24 23.9 -2.1 | 312 9 6.9 -6.3 72 17 27432 280 27 26.6 -4.7 | 313 13 9.6 -8.9 73 16 27737 275 33 32.9 -2.9 | 294 17 15.9 -7.1 74 15 28042 255 44 42.5 11.4 | 254 26 25.5 7.2 75 14 28346 260 53 52.2 9.2 | 262 36 35.2 5.0 76 12 29261 290 44 41.3 -15.0 | 308 31 24.3 -19.3 77 12 29566 275 40 39.8 -3.5 | 289 24 22.8 -7.7 78 11 29870 285 42 40.6 -10.9 | 303 28 23.6 -15.1 79 11 30175 270 36 36.0 -0.0 | 283 19 19.0 -4.2 80 10 30580 260 46 45.3 8.0 | 262 29 28.3 3.8 Wind Parameters Mean winds (0-6000m): 226.1 at 23.4 knts Storm direction: 256.1 at 17.5 knts Shear (0-3000m) pos: 2.8 neg: 2.1 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 79.0 deg Storm rel helicity (0-3000m) pos: 78.7 neg: -39.1 tot: 39.6 m^2/s^2 ave: 13.2 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.83 Bulk Shear: 28.36 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 ------------------------------------------------------------------------------- 500 196 12 116 16| 5.2 0.0 5.2| 24.5 -15.2 9.3 18.6 0.10| 12.3 1.3 1000 197 11 113 15| 2.6 0.8 3.4| 32.2 -16.7 15.5 15.5 0.18| 8.1 1.4 1500 200 12 119 15| 3.3 0.5 3.8| 57.8 -16.7 41.1 27.4 0.39| 8.3 3.3 2000 207 14 127 14| 4.2 0.4 4.6| 72.2 -16.7 55.5 27.8 0.41| 8.9 3.6 2500 216 15 136 12| 3.3 2.4 5.7| 78.7 -19.4 59.3 23.7 0.36| 10.0 3.6 3000 219 18 149 11| 2.8 2.1 4.9| 78.7 -39.1 39.6 13.2 0.24| 9.4 2.2 4000 222 20 160 11| 2.3 1.8 4.1| 94.4 -58.4 36.0 9.0 0.16| 9.5 1.5 5000 224 21 168 11| 2.3 1.9 4.2|112.7 -73.4 39.3 7.9 0.16| 8.6 1.4 6000 226 23 179 12| 2.8 1.6 4.4|168.2 -77.6 90.6 15.1 0.24| 8.4 2.0 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20251019.12.gif