UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 13 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 180 SFC 985 306 8.6 3.6 71 5.0 6.1 200 13 283.0 283.8 280.0 297.0 5.03 2 968 450 8.4 3.4 71 5.0 5.9 217 23 284.2 285.1 280.6 298.3 5.04 3 944 659 12.6 1.6 47 11.0 7.1 235 33 290.5 291.3 282.8 303.6 4.55 4 925 829 11.2 1.2 50 10.0 6.3 235 32 290.8 291.6 282.9 303.8 4.51 5 850 1529 7.0 -1.0 57 8.0 3.2 225 25 293.5 294.2 283.7 305.7 4.18 6 836 1665 6.4 -1.6 57 8.0 2.7 227 27 294.2 295.0 283.9 306.2 4.07 7 828 1744 7.6 -2.4 49 10.0 2.9 229 29 296.3 297.0 284.5 307.8 3.87 8 717 2925 6.2 -28.8 6 35.0 -3.4 234 31 307.2 307.3 284.9 308.9 0.49 9 700 3121 5.0 -29.0 6 34.0 -4.3 240 30 308.0 308.1 285.2 309.7 0.50 10 589 4501 -4.9 -33.9 8 29.0 -11.2 253 30 312.1 312.2 286.5 313.4 0.37 11 500 5770 -11.7 -46.7 4 35.0 -16.9 250 34 318.8 318.8 288.5 319.2 0.11 12 400 7450 -21.5 -55.5 3 34.0 -24.8 255 33 327.0 327.1 290.9 327.3 0.05 13 369 8038 -25.1 -61.1 2 36.0 -27.8 255 31 329.9 329.9 291.7 330.0 0.03 14 352 8377 -27.5 -59.5 3 32.0 -29.8 255 30 331.1 331.1 292.0 331.3 0.04 15 350 8418 -27.9 -43.9 20 16.0 -29.7 255 30 331.1 331.2 292.3 332.0 0.22 16 339 8645 -30.1 -49.1 14 19.0 -31.8 255 29 331.2 331.2 292.2 331.7 0.13 17 335 8729 -30.9 -46.9 19 16.0 -32.4 255 29 331.2 331.2 292.2 331.9 0.17 18 330 8835 -31.7 -38.7 50 7.0 -32.6 255 28 331.5 331.6 292.6 333.1 0.41 19 321 9030 -33.3 -37.6 65 4.3 -33.8 255 27 332.0 332.0 292.7 333.7 0.47 20 304 9408 -35.7 -40.7 60 5.0 -36.2 255 28 333.8 333.9 293.1 335.2 0.36 21 300 9500 -36.5 -41.5 60 5.0 -37.0 255 28 333.9 334.0 293.1 335.2 0.34 22 250 10740 -47.9 -49.8 81 1.9 -48.0 260 26 334.9 334.9 293.2 335.5 0.16 23 247 10820 -48.7 -50.0 86 1.3 -48.8 259 27 334.8 334.9 293.2 335.5 0.16 24 234 11173 -51.9 -56.2 60 4.3 -52.0 256 29 335.2 335.2 293.2 335.5 0.08 25 217 11657 -56.3 -59.6 66 3.3 -56.4 252 32 335.7 335.7 293.3 335.9 0.06 26 200 12170 -60.7 -64.8 58 4.1 -60.7 265 36 336.6 336.6 293.5 336.8 0.03 27 188 12550 -63.7 -66.8 66 3.1 -63.7 260 31 337.8 337.8 293.8 337.9 0.03 28 185 12649 -61.7 -69.7 34 8.0 -61.8 260 31 342.6 342.6 295.0 342.7 0.02 29 176 12956 -62.9 -71.9 29 9.0 -63.0 273 31 345.6 345.6 295.7 345.6 0.01 30 168 13243 -60.1 -78.1 8 18.0 -60.3 285 33 354.8 354.8 297.7 354.9 0.01 31 159 13586 -58.9 -79.9 5 21.0 -59.1 285 37 362.5 362.5 299.2 362.5 0.00 32 150 13950 -59.3 -81.3 4 22.0 -59.5 300 41 367.9 367.9 300.2 367.9 0.00 33 141 14339 -58.7 -82.7 3 24.0 -58.9 300 45 375.5 375.5 301.5 375.5 0.00 34 127 14991 -62.7 -84.7 4 22.0 -62.9 305 24 379.7 379.7 302.2 379.7 0.00 35 120 15342 -61.7 -84.7 3 23.0 -61.9 288 30 387.8 387.8 303.5 387.8 0.00 36 111 15823 -63.5 -85.5 4 22.0 -63.7 300 23 393.1 393.1 304.2 393.1 0.00 37 103 16286 -60.7 -85.7 2 25.0 -61.0 323 32 407.0 407.0 306.1 407.0 0.00 38 100 16470 -61.5 -85.5 3 24.0 -61.7 340 27 408.9 408.9 306.4 408.9 0.00 39 91 17049 -62.9 -86.9 3 24.0 -63.1 345 23 417.3 417.3 307.4 417.3 0.00 40 88 17254 -62.1 -87.1 2 25.0 -62.4 339 22 422.9 422.9 308.0 422.9 0.00 41 77 18069 -65.3 -88.3 3 23.0 -65.5 341 26 432.7 432.7 309.1 432.7 0.00 42 70 18650 -62.5 -88.5 2 26.0 -62.8 340 30 450.7 450.7 310.9 450.7 0.00 43 60 19594 -67.1 -90.1 2 23.0 -67.3 301 19 460.7 460.7 311.8 460.7 0.00 44 50 20700 -65.9 -89.9 2 24.0 -66.2 305 10 488.2 488.2 314.1 488.2 0.00 45 30 23820 -63.3 -90.3 1 27.0 -63.9 250 16 572.1 572.1 319.3 572.1 0.00 46 29 24028 -62.9 -89.9 1 27.0 -63.6 238 14 578.7 578.8 319.6 578.8 0.00 47 21 26010 -63.7 -90.7 1 27.0 -64.5 287 32 632.3 632.3 322.0 632.3 0.00 48 20 26310 -61.7 -89.7 1 28.0 -62.8 305 27 647.3 647.3 322.6 647.4 0.01 49 17 27326 -58.3 -88.3 1 30.0 -60.1 282 17 689.0 689.0 324.1 689.1 0.01 50 12 29501 -61.9 -89.9 1 28.0 -63.6 274 30 748.4 748.4 325.9 748.5 0.01 51 10 30640 -58.1 -88.1 1 30.0 -60.9 265 50 802.7 802.7 327.3 802.8 0.02 52 7.4 32557 -53.5 -86.5 1 33.0 -58.6 893.6 893.6 329.3 893.9 0.03 53 6.2 33686 -56.9 -86.9 1 30.0 -61.2 925.4 925.4 329.9 925.7 0.03 54 5.2 34818 -50.1 -85.1 1 35.0 -57.9 1003.7 1003.8 331.2 1004.3 0.05 55 5.0 35075 -49.5 -84.9 1 35.3 -57.8 260 96 1017.6 1017.7 331.5 1018.3 0.06 56 4.1 36383 -46.7 -83.7 1 37.0 -57.4 1090.7 1090.8 332.5 1091.8 0.09 TRP 188 12550 -63.7 -66.8 66 3.1 -63.7 260 31 337.8 337.8 293.8 337.9 0.03 WND 5.0 35075 -49.5 -84.9 1 35.3 -57.8 260 96 1017.6 1017.7 331.5 1018.3 0.06 Sounding variables and indices 1000-500 mb thick: 5590.00 m Freezing level: 643.94 mb = 3817.82 m = 12525.49 ft Wetbulb zero: 776.74 mb = 2268.43 m = 7442.28 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 23.62 % Est. max temperature: 20.08 C = 68.15 F Sfc-Lift cond lev (LCL): 912.63 mb = 940.48 m = 3085.53 ft T: 10.53 C 700-500 lapse rate: 6.30 C/km Conv cond level (CCL): 593.23 mb = 4443.54 m = 14578.38 ft Mean mixing ratio: 4.63 g/kg Conv temperature: 37.44 C = 99.39 F Cap Strength: 13.12 C Lifted Index: 15.64 C Risk: None Lifted Index @300 mb: 22.48 C Lifted Index @700 mb: 13.12 C Showalter Index: 13.36 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 18.70 C Cross Totals Index: 10.70 C K Index: -16.30 Risk: None Sweat Index: 161.83 Risk: None Energy Index: 2.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.63 J/kg Max Up Vert Vel: 8.90 m/s Conv Inhibition (B-): 67158.88 J/kg Cap Strength: 15.32 C Lift Cond Lev (LCL): 818.90 mb = 1834.72 m = 6019.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 23 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 ---------------------------------------------------------- 0 985 306 200 13 4.4 12.2 | 124 23 -19.0 13.0 1 950 610 235 33 27.0 18.9 | 190 20 3.6 19.7 2 925 829 235 32 26.2 18.4 | 188 19 2.8 19.2 3 916 914 240 29 25.1 14.5 | 186 15 1.7 15.3 4 882 1219 240 26 22.5 13.0 | 176 14 -0.9 13.8 5 851 1524 215 24 13.8 19.7 | 155 23 -9.7 20.5 6 850 1529 225 25 17.7 17.7 | 163 19 -5.8 18.5 7 819 1829 230 30 23.0 19.3 | 179 20 -0.5 20.1 8 790 2134 230 35 26.8 22.5 | 188 24 3.4 23.3 9 761 2438 230 36 27.6 23.1 | 190 24 4.1 23.9 10 733 2743 240 32 27.7 16.0 | 194 17 4.3 16.8 11 706 3048 230 30 23.0 19.3 | 179 20 -0.5 20.1 12 700 3121 240 30 26.0 15.0 | 189 16 2.5 15.8 13 680 3353 245 32 29.0 13.5 | 201 15 5.6 14.3 14 654 3658 245 30 27.2 12.7 | 196 14 3.7 13.5 15 605 4267 255 27 26.1 7.0 | 199 8 2.6 7.8 16 560 4877 250 37 34.8 12.7 | 220 18 11.3 13.5 17 500 5770 250 34 31.9 11.6 | 214 15 8.5 12.4 18 479 6096 250 34 31.9 11.6 | 214 15 8.5 12.4 19 424 7010 255 39 37.7 10.1 | 233 18 14.2 10.9 20 400 7450 255 33 31.9 8.5 | 222 13 8.4 9.3 21 391 7620 255 33 31.9 8.5 | 222 13 8.4 9.3 22 315 9144 255 27 26.1 7.0 | 199 8 2.6 7.8 23 300 9500 255 28 27.0 7.2 | 204 9 3.6 8.0 24 253 10668 260 26 25.6 4.5 | 202 6 2.2 5.3 25 250 10740 260 26 25.6 4.5 | 202 6 2.2 5.3 26 209 11887 250 34 31.9 11.6 | 214 15 8.5 12.4 27 200 12170 265 36 35.9 3.1 | 252 13 12.4 3.9 28 199 12192 265 36 35.9 3.1 | 252 13 12.4 3.9 29 188 12550 260 31 30.5 5.4 | 229 9 7.1 6.2 30 181 12802 260 31 30.5 5.4 | 229 9 7.1 6.2 31 172 13106 285 31 29.9 -8.0 | 318 10 6.5 -7.2 32 156 13716 285 38 36.7 -9.8 | 304 16 13.3 -9.0 33 150 13950 300 41 35.5 -20.5 | 329 23 12.1 -19.7 34 141 14326 300 45 39.0 -22.5 | 324 27 15.5 -21.7 35 128 14935 310 23 17.6 -14.8 | 23 15 -5.8 -14.0 36 122 15240 280 32 31.5 -5.6 | 301 9 8.1 -4.8 37 116 15545 305 27 22.1 -15.5 | 5 15 -1.3 -14.7 38 110 15850 300 23 19.9 -11.5 | 18 11 -3.5 -10.7 39 105 16154 310 36 27.6 -23.1 | 350 23 4.1 -22.3 40 100 16470 340 27 9.2 -25.4 | 30 28 -14.2 -24.6 41 95 16764 340 27 9.2 -25.4 | 30 28 -14.2 -24.6 42 91 17069 345 23 6.0 -22.2 | 39 28 -17.5 -21.4 43 82 17678 325 19 10.9 -15.6 | 40 19 -12.5 -14.8 44 78 17983 345 26 6.7 -25.1 | 35 30 -16.7 -24.3 45 71 18593 315 26 18.4 -18.4 | 16 18 -5.1 -17.6 46 70 18650 340 30 10.3 -28.2 | 26 30 -13.2 -27.4 47 67 18898 330 39 19.5 -33.8 | 7 33 -3.9 -33.0 48 64 19202 330 15 7.5 -13.0 | 53 20 -15.9 -12.2 49 61 19507 300 18 15.6 -9.0 | 44 11 -7.9 -8.2 50 58 19812 305 23 18.8 -13.2 | 20 13 -4.6 -12.4 51 55 20117 335 18 7.6 -16.3 | 46 22 -15.8 -15.5 52 52 20422 325 12 6.9 -9.8 | 61 19 -16.6 -9.0 53 50 20700 305 10 8.2 -5.7 | 72 16 -15.3 -4.9 54 47 21031 300 10 8.7 -5.0 | 74 15 -14.8 -4.2 55 45 21336 5 11 -1.0 -11.0 | 67 26 -24.4 -10.2 56 43 21641 280 10 9.8 -1.7 | 86 14 -13.6 -0.9 57 41 21946 285 13 12.6 -3.4 | 77 11 -10.9 -2.6 58 39 22250 330 2 1.0 -1.7 | 88 22 -22.4 -0.9 59 32 23470 285 11 10.6 -2.8 | 81 13 -12.8 -2.0 60 30 23820 250 16 15.0 5.5 | 127 10 -8.4 6.3 61 29 24079 235 13 10.6 7.5 | 123 15 -12.8 8.3 62 27 24384 250 17 16.0 5.8 | 132 10 -7.5 6.6 63 26 24689 260 11 10.8 1.9 | 102 13 -12.6 2.7 64 22 25603 260 18 17.7 3.1 | 124 7 -5.7 3.9 65 21 25908 290 32 30.1 -10.9 | 327 12 6.6 -10.1 66 20 26213 280 31 30.5 -5.4 | 303 8 7.1 -4.6 67 20 26310 305 27 22.1 -15.5 | 5 15 -1.3 -14.7 68 19 26518 295 33 29.9 -13.9 | 334 15 6.5 -13.1 69 18 26822 305 28 22.9 -16.1 | 2 15 -0.5 -15.3 70 18 27127 295 16 14.5 -6.8 | 56 11 -8.9 -6.0 71 17 27432 275 17 16.9 -1.5 | 84 7 -6.5 -0.7 72 16 27737 250 18 16.9 6.2 | 137 10 -6.5 7.0 73 14 28346 295 20 18.1 -8.5 | 35 9 -5.3 -7.7 74 14 28651 260 20 19.7 3.5 | 139 6 -3.7 4.3 75 12 29566 275 31 30.9 -2.7 | 284 8 7.4 -1.9 76 11 30175 260 40 39.4 6.9 | 244 18 15.9 7.7 77 10 30640 265 50 49.8 4.4 | 259 27 26.4 5.2 Wind Parameters Mean winds (0-6000m): 242.0 at 31.3 knts Storm direction: 272.0 at 23.5 knts Shear (0-3000m) pos: 4.7 neg: 0.7 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 74.3 deg Storm rel helicity (0-3000m) pos: 232.9 neg: -65.9 tot: 167.0 m^2/s^2 ave: 55.7 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 12.9 stream: 5.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 5.29 Bulk Shear: 7.49 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 ------------------------------------------------------------------------------- 500 230 27 171 18| 23.4 0.0 23.4|132.8 -1.7 131.1 262.1 0.95| 25.8 24.5 1000 235 27 176 17| 11.7 3.5 15.2|132.8 -22.4 110.4 110.4 0.53| 18.1 9.6 1500 232 27 173 18| 7.8 1.3 9.1|173.8 -44.9 129.0 86.0 0.43| 17.5 7.5 2000 231 29 176 19| 7.3 1.0 8.3|199.2 -44.9 154.4 77.2 0.46| 14.7 6.8 2500 232 30 180 19| 5.4 0.8 6.2|209.5 -49.5 160.0 64.0 0.42| 13.3 5.6 3000 233 30 181 19| 4.7 0.7 5.4|232.9 -65.9 167.0 55.7 0.39| 12.9 5.0 4000 237 30 185 17| 3.4 0.5 3.9|237.4 -70.2 167.2 41.8 0.35| 10.7 3.8 5000 240 31 191 16| 2.7 0.7 3.4|249.4 -73.3 176.1 35.2 0.34| 9.7 3.3 6000 242 31 195 16| 2.4 0.5 2.8|254.3 -77.0 177.4 29.6 0.34| 8.3 2.8 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20251013.12.gif