UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070100.upa.cvt Date: 0000Z 1 JUL 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:0000Z 1 JUL 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 12 SFC 967 306 17.4 15.6 89 1.8 16.3 140 3 293.4 295.4 290.7 326.4 11.60 2 964 332 17.2 16.0 93 1.2 16.4 140 4 293.4 295.5 291.0 327.5 11.94 3 945 501 18.2 13.2 73 5.0 15.0 143 11 296.1 297.9 290.4 325.4 10.14 4 933 609 18.4 14.0 76 4.4 15.5 145 16 297.4 299.4 291.4 328.8 10.83 5 925 682 18.0 14.0 77 4.0 15.4 155 15 297.7 299.7 291.6 329.4 10.92 6 906 860 18.0 13.0 73 5.0 14.8 182 17 299.5 301.4 291.7 330.1 10.44 7 850 1403 13.2 12.4 95 0.8 12.7 230 19 300.0 301.9 292.1 331.4 10.70 8 834 1563 12.0 12.0 100 0.0 12.0 216 21 300.3 302.3 292.2 331.5 10.63 9 750 2445 5.8 5.8 100 0.0 5.8 235 24 302.9 304.3 290.6 326.0 7.73 10 700 3009 2.6 2.6 100 0.0 2.6 240 21 305.4 306.6 290.4 325.4 6.61 11 650 3605 -0.5 -0.7 99 0.2 -0.6 231 18 308.4 309.5 290.5 325.7 5.60 12 577 4549 -5.1 -5.1 100 0.0 -5.1 237 19 313.7 314.6 291.2 328.1 4.54 13 546 4981 -7.5 -8.7 91 1.2 -8.0 246 21 315.8 316.5 291.0 327.6 3.63 14 536 5125 -8.7 -11.6 79 2.9 -9.8 247 22 316.1 316.6 290.5 325.7 2.94 15 533 5169 -9.3 -15.3 62 6.0 -11.4 247 22 315.9 316.3 289.7 323.1 2.18 16 520 5359 -10.7 -16.7 61 6.0 -12.7 248 22 316.4 316.8 289.7 323.0 1.99 17 515 5433 -11.3 -17.3 61 6.0 -13.2 249 22 316.6 316.9 289.6 322.9 1.91 18 511 5493 -11.5 -29.5 21 18.0 -15.6 249 23 317.0 317.2 288.5 319.3 0.65 19 500 5660 -12.1 -22.1 43 10.0 -14.9 250 23 318.3 318.5 289.6 322.7 1.30 20 487 5862 -13.3 -22.3 47 9.0 -15.8 248 24 319.2 319.5 289.9 323.7 1.31 21 483 5925 -13.5 -18.3 67 4.8 -15.0 247 25 319.7 320.1 290.6 326.0 1.87 22 480 5972 -13.3 -28.3 27 15.0 -16.8 246 25 320.5 320.7 289.8 323.3 0.77 23 478 6004 -13.3 -31.3 20 18.0 -17.2 246 25 320.9 321.0 289.7 323.0 0.59 24 462 6263 -15.1 -33.1 20 18.0 -18.7 245 26 321.8 321.9 289.9 323.7 0.51 25 455 6379 -15.9 -28.9 32 13.0 -18.8 245 26 322.2 322.4 290.3 325.0 0.77 26 445 6547 -16.9 -33.9 21 17.0 -20.1 242 26 323.0 323.1 290.2 324.8 0.49 27 444 6564 -16.9 -30.9 29 14.0 -19.8 242 26 323.2 323.4 290.5 325.6 0.65 28 434 6735 -18.1 -25.1 54 7.0 -19.8 238 27 323.8 324.0 291.1 327.8 1.15 29 418 7015 -20.9 -23.3 81 2.4 -21.5 232 27 323.7 324.0 291.3 328.6 1.40 30 400 7340 -23.1 -25.9 78 2.8 -23.7 225 28 325.0 325.2 291.5 329.0 1.16 31 364 8024 -27.5 -31.4 69 3.9 -28.2 231 32 328.0 328.1 291.9 330.7 0.76 32 348 8345 -30.3 -35.3 62 5.0 -31.0 239 34 328.4 328.5 291.8 330.4 0.54 33 325 8827 -34.7 -37.4 76 2.7 -35.0 245 41 328.9 328.9 291.9 330.6 0.47 34 323 8870 -34.9 -41.9 49 7.0 -35.6 245 42 329.2 329.2 291.8 330.3 0.30 35 321 8913 -35.3 -44.3 39 9.0 -36.1 245 43 329.2 329.2 291.7 330.1 0.23 36 300 9380 -39.5 -42.3 75 2.8 -39.8 245 50 329.7 329.8 291.9 330.9 0.31 37 291 9588 -41.3 -43.1 83 1.8 -41.5 245 51 330.0 330.1 292.0 331.1 0.29 38 277 9921 -44.3 -46.8 76 2.5 -44.5 245 53 330.4 330.4 292.0 331.2 0.20 39 272 10043 -45.1 -46.3 88 1.2 -45.2 245 53 330.9 331.0 292.2 331.8 0.22 40 250 10600 -50.1 -52.8 73 2.7 -50.2 245 56 331.6 331.6 292.3 332.0 0.11 41 249 10626 -50.3 -53.1 72 2.8 -50.4 245 56 331.7 331.7 292.3 332.1 0.11 42 233 11054 -53.7 -58.3 57 4.6 -53.8 247 65 332.9 332.9 292.6 333.1 0.06 43 225 11277 -55.3 -57.9 73 2.6 -55.4 248 70 333.8 333.8 292.8 334.0 0.07 44 209 11743 -56.9 -66.7 28 9.7 -57.1 250 82 338.3 338.3 293.9 338.4 0.02 45 202 11957 -57.7 -70.7 18 13.0 -57.9 250 75 340.4 340.4 294.4 340.5 0.01 46 200 12020 -57.5 -72.5 13 15.0 -57.7 250 68 341.7 341.7 294.7 341.8 0.01 47 195 12181 -56.9 -73.9 10 17.0 -57.1 252 65 345.1 345.2 295.6 345.2 0.01 48 187 12450 -51.5 -78.5 3 27.0 -52.0 256 61 358.0 358.0 298.3 358.1 0.00 49 178 12770 -53.9 -78.9 3 25.0 -54.2 260 56 359.2 359.2 298.5 359.2 0.00 50 151 13837 -50.7 -82.7 1 32.0 -51.3 269 47 382.0 382.0 302.6 382.0 0.00 51 150 13880 -50.7 -82.7 1 32.0 -51.3 270 45 382.7 382.7 302.7 382.7 0.00 52 132 14705 -54.7 -84.7 1 30.0 -55.1 264 33 389.8 389.8 303.8 389.8 0.00 53 120 15319 -52.3 -84.3 1 32.0 -52.9 269 37 405.0 405.0 305.9 405.0 0.00 54 109 15937 -54.9 -85.9 1 31.0 -55.4 259 27 411.4 411.4 306.7 411.4 0.00 55 105 16177 -53.3 -85.3 1 32.0 -53.9 270 29 418.9 418.9 307.6 418.9 0.00 56 100 16490 -54.7 -85.7 1 31.0 -55.2 285 30 422.0 422.0 308.0 422.1 0.00 57 92 17021 -54.9 -85.9 1 31.0 -55.5 273 24 431.8 431.8 309.0 431.8 0.00 58 71 18688 -50.9 -85.9 1 35.0 -52.1 280 18 473.6 473.6 313.0 473.6 0.00 59 70 18780 -51.7 -85.7 1 34.0 -52.8 275 17 473.8 473.8 313.0 473.8 0.00 60 61 19669 -53.9 -86.9 1 33.0 -54.9 323 14 487.9 487.9 314.1 487.9 0.00 61 50 20950 -52.5 -86.5 1 34.0 -53.8 20 8 519.8 519.8 316.3 519.8 0.00 62 30 24290 -48.1 -86.1 0 38.0 -51.2 75 7 613.5 613.5 321.2 613.6 0.01 63 20 27000 -42.5 -82.5 0 40.0 -48.7 85 11 706.1 706.1 324.6 706.3 0.02 64 11 31090 -37.5 -79.5 0 42.0 -48.7 103 22 855.9 855.9 328.5 856.6 0.07 65 10 31750 -36.5 -79.5 0 43.0 -48.8 120 21 883.3 883.3 329.1 884.0 0.07 66 7.7 33590 -29.1 -74.1 0 45.0 -47.5 981.6 981.7 330.9 984.2 0.22 67 6.8 34476 -30.7 -75.7 0 45.0 -48.8 1010.5 1010.6 331.4 1012.8 0.19 68 5.7 35739 -26.9 -72.9 0 46.0 -48.7 1079.4 1079.7 332.4 1084.1 0.35 69 5.5 35996 -27.3 -73.3 0 46.0 -49.0 1088.7 1089.0 332.5 1093.3 0.34 70 5.0 36689 -22.5 -70.5 0 48.0 -48.3 1140.7 1141.1 333.2 1148.7 0.57 71 4.5 37461 -23.5 -70.5 0 47.0 -49.1 1170.9 1171.3 333.6 1180.1 0.63 TRP 209 11743 -57.5 -66.5 31 9.0 -57.6 250 82 337.4 337.4 293.7 337.5 0.02 WND 209 11743 -56.9 -66.7 28 9.7 -57.1 250 82 338.3 338.3 293.9 338.4 0.02 Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 658.06 mb = 3508.83 m = 11511.75 ft Wetbulb zero: 659.69 mb = 3485.91 m = 11436.57 ft Precipitable water: 1.44 inches Sfc-500 mean rel hum: 89.99 % Est. max temperature: 24.82 C = 76.68 F Sfc-Lift cond lev (LCL): 941.74 mb = 529.91 m = 1738.54 ft T: 18.25 C 700-500 lapse rate: 5.55 C/km ThetaE index: 6.16 C Layer 750.0- 650.0 mb Conv cond level (CCL): 836.25 mb = 1540.37 m = 5053.63 ft Mean mixing ratio: 10.71 g/kg Conv temperature: 24.27 C = 75.69 F Cap Strength: 1.88 C Lifted Index: -0.40 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.41 C Lifted Index @700 mb: -1.35 C Showalter Index: -1.51 C Risk: Thunderstorms probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 24.50 C K Index: 37.70 Risk: > 80 % chance of thunderstorms Sweat Index: 293.55 Risk: None Energy Index: -1.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 142.39 J/kg Max Up Vert Vel: 16.88 m/s Conv Inhibition (B-): 45.36 J/kg Cap Strength: 1.88 C Lift Cond Lev (LCL): 865.90 mb = 1245.34 m = 4085.72 ft Lev Free Conv (LFC): 790.90 mb = 2004.10 m = 6575.07 ft Equ Level (EL): 480.90 mb = 5958.11 m = 19547.37 ft B at Equ Level: 140.91 J/kg Max Parcel Lev (MPL): 300.90 mb = 9359.42 m = 30706.39 ft Wind level data Storm motion: 261 at 15 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 ---------------------------------------------------------- 0 967 306 140 3 -1.9 2.3 | 89 17 -16.9 -0.2 1 933 610 145 16 -9.2 13.1 | 114 26 -24.1 10.6 2 925 682 155 15 -6.3 13.6 | 118 24 -21.3 11.1 3 900 914 190 18 3.1 17.7 | 142 19 -11.8 15.3 4 869 1219 205 18 7.6 16.3 | 152 16 -7.3 13.8 5 850 1403 230 19 14.6 12.2 | 178 10 -0.4 9.7 6 838 1524 215 21 12.0 17.2 | 169 15 -2.9 14.7 7 807 1829 220 22 14.1 16.9 | 177 14 -0.8 14.4 8 778 2134 225 23 16.3 16.3 | 185 14 1.3 13.8 9 750 2438 235 24 19.7 13.8 | 203 12 4.7 11.3 10 723 2743 235 23 18.8 13.2 | 200 11 3.9 10.7 11 700 3009 240 21 18.2 10.5 | 202 9 3.2 8.0 12 697 3048 240 22 19.1 11.0 | 206 9 4.1 8.5 13 645 3658 230 18 13.8 11.6 | 173 9 -1.2 9.1 14 620 3962 220 14 9.0 10.7 | 144 10 -5.9 8.3 15 597 4267 230 18 13.8 11.6 | 173 9 -1.2 9.1 16 552 4877 245 21 19.0 8.9 | 213 8 4.1 6.4 17 500 5660 250 23 21.6 7.9 | 231 9 6.7 5.4 18 472 6096 245 26 23.6 11.0 | 225 12 8.6 8.5 19 453 6401 245 26 23.6 11.0 | 225 12 8.6 8.5 20 400 7340 225 28 19.8 19.8 | 196 18 4.9 17.3 21 385 7620 220 29 18.6 22.2 | 191 20 3.7 19.7 22 338 8534 245 36 32.6 15.2 | 234 22 17.7 12.7 23 310 9144 245 48 43.5 20.3 | 238 34 28.6 17.8 24 300 9380 245 50 45.3 21.1 | 238 36 30.4 18.7 25 250 10600 245 56 50.8 23.7 | 239 42 35.8 21.2 26 247 10668 245 55 49.8 23.2 | 239 41 34.9 20.8 27 209 11743 250 82 77.1 28.0 | 248 67 62.1 25.6 28 204 11887 250 82 77.1 28.0 | 248 67 62.1 25.6 29 200 12020 250 68 63.9 23.3 | 247 53 49.0 20.8 30 177 12802 260 56 55.1 9.7 | 260 41 40.2 7.3 31 169 13106 255 60 58.0 15.5 | 253 45 43.0 13.1 32 154 13716 265 51 50.8 4.4 | 267 36 35.9 2.0 33 150 13880 270 45 45.0 -0.0 | 275 30 30.1 -2.5 34 147 14021 255 45 43.5 11.6 | 252 30 28.5 9.2 35 140 14326 275 41 40.8 -3.6 | 283 27 25.9 -6.0 36 133 14630 265 30 29.9 2.6 | 269 15 14.9 0.1 37 127 14935 260 43 42.3 7.5 | 260 28 27.4 5.0 38 121 15240 265 39 38.9 3.4 | 268 24 23.9 0.9 39 116 15545 280 32 31.5 -5.6 | 296 18 16.6 -8.0 40 110 15850 255 27 26.1 7.0 | 248 12 11.1 4.5 41 100 16490 285 30 29.0 -7.8 | 306 17 14.0 -10.2 42 96 16764 290 27 25.4 -9.2 | 318 16 10.4 -11.7 43 91 17069 270 24 24.0 -0.0 | 285 9 9.1 -2.5 44 87 17374 265 25 24.9 2.2 | 272 10 10.0 -0.3 45 79 17983 310 15 11.5 -9.6 | 16 13 -3.4 -12.1 46 72 18593 285 19 18.4 -4.9 | 335 8 3.4 -7.4 47 70 18780 275 17 16.9 -1.5 | 333 4 2.0 -3.9 48 69 18898 275 14 13.9 -1.2 | 15 4 -1.0 -3.7 49 66 19202 285 25 24.1 -6.5 | 314 13 9.2 -8.9 50 60 19812 335 10 4.2 -9.1 | 43 16 -10.7 -11.5 51 57 20117 300 10 8.7 -5.0 | 40 10 -6.3 -7.5 52 54 20422 265 10 10.0 0.9 | 72 5 -5.0 -1.6 53 52 20726 330 11 5.5 -9.5 | 38 15 -9.4 -12.0 54 50 20950 20 8 -2.7 -7.5 | 61 20 -17.7 -10.0 55 47 21336 20 5 -1.7 -4.7 | 67 18 -16.6 -7.2 56 45 21641 0 0 -0.0 -0.0 | 81 15 -14.9 -2.5 57 37 22860 360 10 -0.0 -10.0 | 50 19 -14.9 -12.5 58 34 23470 45 13 -9.2 -9.2 | 64 27 -24.1 -11.7 59 32 23774 100 10 -9.8 1.7 | 88 25 -24.8 -0.7 60 30 24290 75 7 -6.8 -1.8 | 79 22 -21.7 -4.3 61 30 24384 110 10 -9.4 3.4 | 92 24 -24.3 1.0 62 28 24689 85 13 -13.0 -1.1 | 83 28 -27.9 -3.6 63 27 24994 45 10 -7.1 -7.1 | 67 24 -22.0 -9.5 64 25 25603 80 15 -14.8 -2.6 | 80 30 -29.7 -5.1 65 22 26213 110 12 -11.3 4.1 | 94 26 -26.2 1.6 66 21 26822 45 10 -7.1 -7.1 | 67 24 -22.0 -9.5 67 20 27000 85 11 -11.0 -1.0 | 82 26 -25.9 -3.4 68 20 27127 70 18 -16.9 -6.2 | 75 33 -31.9 -8.6 69 19 27432 85 11 -11.0 -1.0 | 82 26 -25.9 -3.4 70 18 27737 75 17 -16.4 -4.4 | 78 32 -31.4 -6.9 71 16 28346 110 10 -9.4 3.4 | 92 24 -24.3 1.0 72 16 28651 55 10 -8.2 -5.7 | 70 25 -23.1 -8.2 73 15 28956 90 18 -18.0 0.0 | 86 33 -32.9 -2.5 74 14 29261 45 15 -10.6 -10.6 | 63 29 -25.5 -13.1 75 14 29566 70 21 -19.7 -7.2 | 74 36 -34.7 -9.6 76 13 29870 65 22 -19.9 -9.3 | 71 37 -34.9 -11.8 77 13 30175 80 24 -23.6 -4.2 | 80 39 -38.6 -6.6 78 10 31750 120 21 -18.2 10.5 | 104 34 -33.1 8.0 Wind Parameters Mean winds (0-6000m): 230.6 at 20.2 knts Storm direction: 260.6 at 15.1 knts Shear (0-3000m) pos: 4.0 neg: 0.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 102.2 deg Storm rel helicity (0-3000m) pos: 175.6 neg: -10.2 tot: 165.4 m^2/s^2 ave: 55.1 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 5.6 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 2.36 Bulk Shear: 60.27 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 ------------------------------------------------------------------------------- 500 152 12 111 22| 14.6 0.0 14.6| 90.9 0.0 90.9 181.8 0.74| 21.6 16.0 1000 179 15 129 20| 9.3 0.0 9.3|138.4 0.0 138.4 138.4 0.74| 17.8 13.2 1500 197 17 143 17| 7.4 0.0 7.4|153.1 -4.7 148.3 98.9 0.63| 15.6 9.8 2000 206 18 154 16| 6.1 0.0 6.1|169.3 -4.7 164.5 82.3 0.66| 12.9 8.5 2500 214 19 163 14| 4.7 0.0 4.7|174.7 -5.9 168.9 67.6 0.64| 11.0 7.1 3000 218 20 168 13| 4.0 0.4 4.3|175.6 -10.2 165.4 55.1 0.57| 10.0 5.6 4000 221 19 169 12| 3.3 1.0 4.2|186.7 -27.8 158.9 39.7 0.43| 9.0 3.9 5000 226 19 175 11| 3.1 0.8 3.9|201.2 -27.8 173.4 34.7 0.48| 7.9 3.8 6000 231 20 184 10| 2.8 0.5 3.3|203.5 -30.3 173.2 28.9 0.45| 7.0 3.2 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250701.00.gif