UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070612.upa.cvt Date: 1200Z 6 JUL 25 Searching for CYAH... Searching the city database file for: CYAH ... Date:1200Z 6 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 50 SFC 970 306 6.2 5.2 93 1.0 5.7 260 11 281.8 282.8 280.3 297.6 5.72 2 925 688 3.0 3.0 100 0.0 3.0 280 28 282.4 283.3 279.8 296.6 5.13 3 889 1009 1.6 1.6 100 0.0 1.6 299 38 284.2 285.0 280.3 297.7 4.83 4 868 1203 4.0 3.2 95 0.8 3.6 318 45 288.6 289.6 283.1 304.4 5.55 5 850 1373 3.2 3.0 99 0.2 3.1 320 44 289.5 290.5 283.6 305.5 5.59 6 830 1566 3.4 0.9 84 2.5 2.2 320 44 291.7 292.6 283.8 305.9 4.92 7 799 1874 1.2 -0.7 87 1.9 0.3 319 42 292.5 293.3 283.7 305.8 4.55 8 763 2246 1.8 -4.2 64 6.0 -0.9 305 35 297.1 297.7 284.6 308.1 3.67 9 715 2767 -1.3 -7.3 64 6.0 -3.7 280 42 299.2 299.8 284.8 308.6 3.09 10 710 2823 0.0 -19.0 22 19.0 -5.9 280 42 301.3 301.5 283.4 305.1 1.20 11 705 2880 0.2 -24.8 13 25.0 -6.6 280 43 302.1 302.2 283.2 304.5 0.73 12 700 2937 0.2 -27.8 10 28.0 -6.9 280 43 302.7 302.8 283.2 304.6 0.56 13 688 3076 1.2 -34.8 5 36.0 -6.8 278 43 305.3 305.4 283.9 306.3 0.29 14 598 4188 -4.9 -39.9 4 35.0 -11.5 270 46 310.7 310.8 285.8 311.5 0.20 15 594 4241 -5.1 -38.1 5 33.0 -11.5 270 47 311.1 311.2 286.0 312.0 0.24 16 592 4267 -5.3 -21.3 27 16.0 -10.0 270 47 311.2 311.4 287.1 315.1 1.18 17 578 4454 -7.1 -19.1 38 12.0 -10.8 270 48 311.2 311.5 287.4 316.0 1.46 18 557 4741 -8.7 -31.7 14 23.0 -13.7 270 49 312.6 312.7 286.8 314.3 0.48 19 549 4853 -8.5 -42.5 5 34.0 -14.2 270 50 314.2 314.2 287.0 314.8 0.16 20 500 5570 -13.9 -34.9 15 21.0 -17.8 265 56 316.1 316.2 287.9 317.5 0.39 21 492 5692 -15.1 -32.1 22 17.0 -18.4 265 60 316.1 316.2 288.1 317.9 0.53 22 482 5848 -15.7 -36.7 15 21.0 -19.3 265 65 317.2 317.3 288.2 318.4 0.34 23 471 6022 -15.1 -48.1 4 33.0 -19.4 265 70 320.1 320.1 288.9 320.5 0.10 24 400 7240 -23.3 -47.3 9 24.0 -26.0 265 87 324.7 324.7 290.3 325.2 0.13 25 389 7443 -25.1 -47.1 11 22.0 -27.5 265 90 324.9 325.0 290.4 325.5 0.14 26 371 7786 -27.3 -39.3 31 12.0 -28.9 265 92 326.5 326.5 291.0 327.7 0.34 27 325 8726 -34.9 -49.9 20 15.0 -36.0 265 90 328.6 328.6 291.5 329.1 0.12 28 301 9257 -38.5 -59.5 9 21.0 -39.5 265 94 330.8 330.8 292.0 331.0 0.04 29 300 9280 -38.5 -59.5 9 21.0 -39.5 265 95 331.1 331.1 292.0 331.3 0.04 30 268 10046 -43.1 -62.2 10 19.1 -43.7 270 100 335.3 335.3 293.2 335.5 0.03 31 251 10483 -45.7 -63.7 11 18.0 -46.3 266 98 337.7 337.7 293.8 337.9 0.03 32 250 10510 -45.7 -64.7 10 19.0 -46.3 265 98 338.1 338.1 293.9 338.2 0.03 33 237 10866 -46.5 -65.5 10 19.0 -47.0 265 100 342.1 342.1 294.8 342.2 0.02 34 204 11867 -44.1 -77.1 1 33.0 -45.0 275 76 360.9 360.9 298.9 360.9 0.01 35 200 12000 -44.7 -77.7 1 33.0 -45.6 270 71 362.0 362.0 299.1 362.0 0.00 36 194 12203 -45.5 -78.5 1 33.0 -46.3 271 71 363.9 363.9 299.4 363.9 0.00 37 191 12307 -44.1 -79.1 1 35.0 -45.0 272 71 367.8 367.8 300.2 367.8 0.00 38 184 12556 -45.7 -79.7 1 34.0 -46.5 273 71 369.1 369.1 300.4 369.1 0.00 39 172 13007 -43.7 -80.7 1 37.0 -44.8 277 64 379.6 379.6 302.2 379.6 0.00 40 163 13367 -44.1 -80.1 1 36.0 -45.2 280 52 384.8 384.8 303.0 384.8 0.00 41 150 13920 -46.9 -80.9 1 34.0 -47.8 270 46 389.2 389.2 303.7 389.3 0.00 42 133 14710 -50.7 -82.7 1 32.0 -51.4 272 51 396.1 396.1 304.7 396.1 0.00 43 130 14859 -49.5 -82.5 1 33.0 -50.3 277 48 400.8 400.9 305.3 400.9 0.00 44 111 15882 -54.7 -85.7 1 31.0 -55.2 268 24 409.6 409.6 306.5 409.6 0.00 45 100 16550 -54.7 -86.7 1 32.0 -55.2 260 32 422.0 422.0 308.0 422.0 0.00 46 89 17300 -51.7 -85.7 1 34.0 -52.6 299 28 442.3 442.3 310.1 442.3 0.00 47 76 18314 -55.5 -86.5 1 31.0 -56.2 293 5 454.8 454.8 311.3 454.8 0.00 48 70 18840 -53.9 -86.9 1 33.0 -54.8 260 20 469.1 469.1 312.5 469.1 0.00 49 50 21020 -50.1 -85.1 1 35.0 -51.8 35 5 525.4 525.4 316.6 525.4 0.01 50 43 22005 -51.1 -86.1 1 35.0 -52.8 36 6 546.1 546.1 317.9 546.1 0.01 51 30 24360 -49.1 -86.1 1 37.0 -51.9 90 13 610.8 610.8 321.1 610.8 0.01 52 24 25837 -45.3 -84.3 0 39.0 -49.8 81 11 662.1 662.1 323.2 662.2 0.01 53 20 27050 -46.5 -85.5 0 39.0 -51.1 90 19 693.8 693.8 324.2 693.9 0.01 54 10 31760 -36.7 -78.7 0 42.0 -48.8 85 25 882.5 882.6 329.1 883.4 0.08 55 5.5 35969 -28.9 -73.9 0 45.0 -49.4 1081.7 1081.9 332.4 1085.8 0.31 TRP 237 10866 -46.5 -65.5 10 19.0 -47.0 265 100 342.1 342.1 294.8 342.2 0.02 WND 268 10046 -43.1 -62.2 10 19.1 -43.7 270 100 335.3 335.3 293.2 335.5 0.03 Sounding variables and indices 1000-500 mb thick: 5520.00 m Freezing level: 735.13 mb = 2548.46 m = 8360.99 ft Freezing level: 710.00 mb = 2823.23 m = 9262.45 ft Freezing level: 670.30 mb = 3294.41 m = 10808.30 ft Wetbulb zero: 789.39 mb = 1971.57 m = 6468.32 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 45.48 % Est. max temperature: 16.28 C = 61.30 F Sfc-Lift cond lev (LCL): 955.30 mb = 428.78 m = 1406.73 ft T: 5.17 C 700-500 lapse rate: 5.36 C/km ThetaE index: 4.14 C Layer 710.0- 700.0 mb Conv cond level (CCL): 928.52 mb = 657.50 m = 2157.11 ft Mean mixing ratio: 5.21 g/kg Conv temperature: 6.73 C = 44.11 F Cap Strength: 16.27 C Lifted Index: 16.58 C Risk: None Lifted Index @300 mb: 23.65 C Lifted Index @700 mb: 10.90 C Showalter Index: 11.33 C Risk: None Total Totals Index: 34.00 C Risk: None Vertical Totals Index: 17.10 C Cross Totals Index: 16.90 C K Index: -7.90 Risk: None Sweat Index: 180.00 Risk: None Energy Index: 2.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.42 J/kg Max Up Vert Vel: 6.39 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 16.55 C Lift Cond Lev (LCL): 914.62 mb = 779.31 m = 2556.75 ft Lev Free Conv (LFC): 909.62 mb = 823.64 m = 2702.21 ft Equ Level (EL): 889.62 mb = 1003.46 m = 3292.14 ft B at Equ Level: 19.55 J/kg Max Parcel Lev (MPL): 859.62 mb = 1281.60 m = 4204.66 ft Wind level data Storm motion: 310 at 34 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 ---------------------------------------------------------- 0 970 306 260 11 10.8 1.9 | 147 28 -15.1 23.6 1 934 610 275 27 26.9 -2.4 | 183 19 1.0 19.3 2 925 688 280 28 27.6 -4.9 | 186 17 1.7 16.8 3 900 914 290 34 31.9 -11.6 | 211 12 6.1 10.1 4 866 1219 320 46 29.6 -35.2 | 345 14 3.7 -13.5 5 850 1373 320 44 28.3 -33.7 | 349 12 2.4 -12.0 6 803 1829 320 43 27.6 -32.9 | 351 11 1.7 -11.2 7 773 2134 310 36 27.6 -23.1 | 311 2 1.7 -1.4 8 745 2438 295 34 30.8 -14.4 | 214 9 4.9 7.3 9 717 2743 280 42 41.4 -7.3 | 227 21 15.5 14.4 10 700 2937 280 43 42.3 -7.5 | 229 22 16.5 14.2 11 638 3658 270 41 41.0 -0.0 | 215 26 15.1 21.7 12 591 4267 270 47 47.0 -0.0 | 224 30 21.1 21.7 13 546 4877 270 50 50.0 -0.0 | 228 32 24.1 21.7 14 505 5486 265 54 53.8 4.7 | 227 38 27.9 26.4 15 500 5570 265 56 55.8 4.9 | 228 40 29.9 26.6 16 466 6096 265 73 72.7 6.4 | 239 55 46.8 28.1 17 430 6706 265 84 83.7 7.3 | 243 65 57.8 29.0 18 400 7240 265 87 86.7 7.6 | 244 67 60.8 29.3 19 379 7620 265 92 91.6 8.0 | 246 72 65.8 29.7 20 306 9144 265 89 88.7 7.8 | 245 69 62.8 29.4 21 300 9280 265 95 94.6 8.3 | 246 75 68.7 30.0 22 268 10046 270 100 100.0 -0.0 | 254 77 74.1 21.7 23 256 10363 270 100 100.0 -0.0 | 254 77 74.1 21.7 24 250 10510 265 98 97.6 8.5 | 247 78 71.7 30.2 25 244 10668 265 98 97.6 8.5 | 247 78 71.7 30.2 26 237 10866 265 100 99.6 8.7 | 248 80 73.7 30.4 27 233 10973 265 100 99.6 8.7 | 248 80 73.7 30.4 28 203 11887 275 75 74.7 -6.5 | 253 51 48.8 15.2 29 200 12000 270 71 71.0 -0.0 | 244 50 45.1 21.7 30 177 12802 275 71 70.7 -6.2 | 251 47 44.8 15.5 31 162 13411 280 50 49.2 -8.7 | 241 27 23.3 13.0 32 155 13716 275 44 43.8 -3.8 | 225 25 17.9 17.9 33 150 13920 270 46 46.0 -0.0 | 223 30 20.1 21.7 34 148 14021 265 45 44.8 3.9 | 216 32 18.9 25.6 35 134 14630 270 53 53.0 -0.0 | 231 35 27.1 21.7 36 122 15240 290 38 35.7 -13.0 | 228 13 9.8 8.7 37 117 15545 290 28 26.3 -9.6 | 182 12 0.4 12.1 38 111 15850 270 24 24.0 -0.0 | 175 22 -1.9 21.7 39 106 16154 245 28 25.4 11.8 | 179 34 -0.5 33.5 40 100 16550 260 32 31.5 5.6 | 192 28 5.6 27.2 41 97 16764 260 32 31.5 5.6 | 192 28 5.6 27.2 42 92 17069 280 41 40.4 -7.1 | 225 21 14.5 14.6 43 88 17374 305 24 19.7 -13.8 | 142 10 -6.2 7.9 44 84 17678 305 20 16.4 -11.5 | 137 14 -9.5 10.2 45 80 17983 345 14 3.6 -13.5 | 110 24 -22.3 8.2 46 76 18288 295 5 4.5 -2.1 | 133 29 -21.4 19.6 47 73 18593 265 10 10.0 0.9 | 145 28 -15.9 22.6 48 70 18840 260 20 19.7 3.5 | 166 26 -6.2 25.2 49 69 18898 275 15 14.9 -1.3 | 152 23 -11.0 20.4 50 66 19202 260 20 19.7 3.5 | 166 26 -6.2 25.2 51 63 19507 295 10 9.1 -4.2 | 136 24 -16.8 17.5 52 57 20117 260 1 1.0 0.2 | 131 33 -24.9 21.9 53 52 20726 245 10 9.1 4.2 | 147 31 -16.8 25.9 54 50 21020 35 5 -2.9 -4.1 | 121 34 -28.8 17.6 55 48 21336 25 5 -2.1 -4.5 | 121 33 -28.0 17.2 56 31 24079 70 10 -9.4 -3.4 | 117 40 -35.3 18.3 57 30 24360 90 13 -13.0 0.0 | 119 45 -38.9 21.7 58 30 24384 110 10 -9.4 3.4 | 125 43 -35.3 25.1 59 29 24689 85 10 -10.0 -0.9 | 120 41 -35.9 20.8 60 26 25298 125 10 -8.2 5.7 | 129 44 -34.1 27.4 61 25 25603 100 10 -9.8 1.7 | 123 43 -35.7 23.4 62 23 26213 50 12 -9.2 -7.7 | 112 38 -35.1 14.0 63 21 26822 110 18 -16.9 6.2 | 123 51 -42.8 27.8 64 20 27050 90 19 -19.0 0.0 | 116 50 -44.9 21.7 65 20 27127 110 13 -12.2 4.4 | 124 46 -38.1 26.1 66 19 27432 85 17 -16.9 -1.5 | 115 47 -42.8 20.2 67 17 28042 105 15 -14.5 3.9 | 122 48 -40.4 25.6 68 16 28651 75 26 -25.1 -6.7 | 106 53 -51.0 15.0 69 15 28956 110 24 -22.6 8.2 | 122 57 -48.4 29.9 70 13 29870 85 19 -18.9 -1.7 | 114 49 -44.8 20.0 71 13 30175 90 18 -18.0 0.0 | 116 49 -43.9 21.7 72 10 31760 85 25 -24.9 -2.2 | 111 54 -50.8 19.5 Wind Parameters Mean winds (0-6000m): 280.0 at 45.0 knts Storm direction: 310.0 at 33.8 knts Shear (0-3000m) pos: 6.9 neg: 5.7 tot: 12.7 10-3/s Storm rel Dir Shear (0-3000m): 73.9 deg Storm rel helicity (0-3000m) pos: 177.7 neg: -29.2 tot: 148.5 m^2/s^2 ave: 49.5 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 15.6 stream: 5.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.31 Bulk Shear: 66.18 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 ------------------------------------------------------------------------------- 500 276 23 171 20| 22.3 0.0 22.3|105.5 0.0 105.5 211.0 0.78| 24.1 18.9 1000 295 31 195 9| 20.8 0.0 20.8|163.7 0.0 163.7 163.7 0.83| 26.9 22.3 1500 306 35 247 3| 13.9 0.6 14.5|166.5 0.0 166.5 111.0 0.82| 18.6 15.2 2000 308 36 276 3| 10.4 4.2 14.6|166.5 -8.7 157.8 78.9 0.52| 17.9 9.3 2500 304 36 250 5| 8.3 6.2 14.5|175.4 -10.9 164.5 65.8 0.43| 17.8 7.7 3000 299 37 241 8| 6.9 5.7 12.7|177.7 -29.2 148.5 49.5 0.38| 15.6 5.9 4000 291 39 232 13| 5.2 5.0 10.2|210.5 -45.5 164.9 41.2 0.36| 12.9 4.7 5000 285 41 231 18| 4.2 4.6 8.8|226.4 -50.5 175.9 35.2 0.35| 11.0 3.9 6000 280 45 233 23| 3.5 5.4 8.9|368.7 -52.2 316.5 52.7 0.37| 11.3 4.2 Wrote GIF file: /home/apache/climate/data/raob//CYAH/skewt/CYAH.skewt.20250706.12.gif