UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for UAAA... Searching the city database file for: UAAA ... Date:1200Z 28 APR 25 Station: UAAA WMO ident: 36870 Latitude: 43.23 Longitude: 76.93 Elevation: 847.00 ------------------------------------------------------------------------------- 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 86 SFC 938 847 33.4 8.4 21 25.0 17.5 20 1 312.2 313.6 293.1 335.1 7.39 2 926 798 35.4 14.4 29 21.0 20.9 62 5 315.4 317.6 296.7 350.3 11.20 3 925 794 35.0 13.0 27 22.0 20.1 65 5 315.1 317.1 296.0 347.0 10.22 4 916 882 31.8 5.8 20 26.0 15.9 64 5 312.7 313.9 292.4 332.4 6.32 5 910 940 34.8 11.8 25 23.0 19.4 63 5 316.4 318.2 295.8 346.5 9.59 6 886 1180 32.0 12.0 29 20.0 18.5 60 5 315.9 317.8 296.0 347.2 9.99 7 798 2095 20.4 -2.6 21 23.0 8.3 358 4 313.1 313.9 290.5 325.7 3.96 8 784 2246 18.2 -2.8 24 21.0 7.3 342 4 312.3 313.1 290.2 324.9 3.97 9 718 2987 12.0 -4.0 32 16.0 4.0 263 3 313.5 314.2 290.6 326.1 3.96 10 700 3197 8.6 -5.4 37 14.0 1.9 240 3 312.0 312.7 289.9 323.6 3.65 11 699 3209 8.6 -5.4 37 14.0 1.9 240 3 312.1 312.8 289.9 323.8 3.66 12 676 3485 6.6 -7.4 36 14.0 0.2 247 4 312.9 313.5 289.8 323.3 3.24 13 604 4395 -2.1 -11.1 50 9.0 -5.7 268 9 313.1 313.6 289.3 321.9 2.71 14 559 5006 -6.5 -12.5 62 6.0 -8.8 283 12 314.9 315.4 289.8 323.4 2.62 15 524 5509 -9.9 -23.9 31 14.0 -13.7 296 15 316.7 316.9 288.8 320.3 1.06 16 500 5870 -11.5 -24.5 33 13.0 -15.0 305 17 319.0 319.2 289.6 322.7 1.05 17 492 5994 -12.1 -24.1 36 12.0 -15.3 304 18 319.8 320.0 289.9 323.6 1.11 18 485 6103 -13.5 -25.5 36 12.0 -16.5 304 18 319.3 319.5 289.6 322.8 0.99 19 400 7540 -24.1 -35.1 36 11.0 -25.8 295 25 323.7 323.8 290.4 325.4 0.48 20 328 8955 -34.5 -45.5 32 11.0 -35.4 312 29 328.3 328.3 291.5 329.0 0.20 21 300 9570 -40.9 -51.9 30 11.0 -41.5 320 31 327.7 327.7 291.2 328.1 0.11 22 250 10790 -51.1 -62.1 26 11.0 -51.4 320 33 330.1 330.1 291.8 330.2 0.04 23 242 11002 -53.1 -64.1 25 11.0 -53.3 321 33 330.2 330.2 291.8 330.3 0.03 24 200 12210 -62.1 -71.1 29 9.0 -62.2 330 31 334.4 334.4 292.9 334.5 0.01 25 188 12589 -65.1 -74.1 28 9.0 -65.1 324 31 335.6 335.6 293.2 335.6 0.01 26 181 12820 -65.9 -74.9 27 9.0 -66.0 320 31 337.9 337.9 293.8 337.9 0.01 27 163 13462 -61.1 -70.1 29 9.0 -61.2 314 32 356.2 356.3 298.0 356.3 0.02 28 150 13980 -59.5 -68.5 30 9.0 -59.6 310 33 367.6 367.6 300.1 367.7 0.03 29 138 14499 -60.5 -69.5 30 9.0 -60.6 308 30 374.7 374.7 301.4 374.8 0.02 30 113 15735 -62.7 -72.7 25 10.0 -62.9 303 23 392.6 392.6 304.2 392.7 0.02 31 101 16428 -61.3 -72.3 22 11.0 -61.5 300 19 408.1 408.1 306.3 408.2 0.02 32 100 16490 -61.7 -72.7 22 11.0 -61.9 300 19 408.5 408.5 306.3 408.6 0.02 33 96 16743 -61.9 -72.9 22 11.0 -62.1 301 19 412.9 412.9 306.9 413.0 0.02 34 74 18342 -66.1 -77.1 20 11.0 -66.2 308 16 436.0 436.0 309.5 436.1 0.01 35 73 18425 -66.1 -77.1 20 11.0 -66.2 309 15 437.7 437.7 309.7 437.8 0.01 36 70 18680 -65.5 -76.5 20 11.0 -65.7 310 15 444.3 444.3 310.3 444.3 0.02 37 54 20266 -63.3 -75.3 18 12.0 -63.6 12 10 483.6 483.6 313.7 483.7 0.03 38 50 20740 -62.1 -74.1 19 12.0 -62.4 30 9 497.1 497.2 314.8 497.3 0.03 39 44 21537 -58.3 -70.3 20 12.0 -58.9 27 11 524.9 525.0 316.6 525.4 0.07 40 36 22794 -59.7 -73.7 15 14.0 -60.4 24 13 552.3 552.3 318.2 552.7 0.05 41 30 23940 -57.3 -72.3 13 15.0 -58.4 20 15 588.4 588.5 320.1 589.0 0.07 42 21 26232 -51.1 -68.1 11 17.0 -53.8 20 13 670.3 670.4 323.5 671.9 0.19 43 20 26550 -50.7 -68.7 10 18.0 -53.7 20 13 681.0 681.1 323.9 682.5 0.18 44 13 29393 -47.7 -66.7 9 19.0 -52.7 349 8 780.7 780.8 326.8 784.3 0.37 45 10 31160 -40.7 -63.7 7 23.0 -49.7 330 5 867.6 868.0 329.0 875.5 0.73 46 9.6 31438 -40.1 -62.1 8 22.0 -49.4 880.1 880.6 329.2 890.4 0.94 TRP 181 12820 -65.9 -74.9 27 9.0 -66.0 320 31 337.9 337.9 293.8 337.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 621.38 mb = 4175.35 m = 13698.50 ft Wetbulb zero: 673.62 mb = 3513.12 m = 11525.85 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 36.28 % Est. max temperature: 33.75 C = 92.75 F Sfc-Lift cond lev (LCL): 652.30 mb = 3773.16 m = 12378.97 ft T: 3.84 C 700-500 lapse rate: 7.52 C/km ThetaE index: 22.24 C Layer 798.0- 718.0 mb Conv cond level (CCL): 668.69 mb = 3572.55 m = 11720.83 ft Mean mixing ratio: 8.66 g/kg Conv temperature: 34.10 C = 93.38 F Cap Strength: -1.86 C Lifted Index: -5.60 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -8.11 C Lifted Index @700 mb: -2.80 C Showalter Index: -3.38 C Risk: Severe thunderstorms possible Total Totals Index: 56.61 C Risk: Severe Thunderstorms probable Vertical Totals Index: 38.90 C Cross Totals Index: 17.71 C K Index: 31.11 Risk: 60-80 % chance of thunderstorms Sweat Index: 253.23 Risk: None Energy Index: -2.82 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2460.32 J/kg Max Up Vert Vel: 70.15 m/s Conv Inhibition (B-): 9.62 J/kg Cap Strength: 1.23 C Lift Cond Lev (LCL): 649.29 mb = 3810.55 m = 12501.66 ft Lev Free Conv (LFC): 644.29 mb = 3873.05 m = 12706.71 ft Equ Level (EL): 174.29 mb = 13051.54 m = 42819.50 ft B at Equ Level: 2436.30 J/kg Max Parcel Lev (MPL): 104.29 mb = 16230.52 m = 53249.08 ft Wind level data Storm motion: 335 at 7 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 ---------------------------------------------------------- 0 938 847 20 1 -0.3 -0.9 | 148 6 -3.4 5.5 1 925 794 65 5 -4.5 -2.1 | 119 9 -7.6 4.3 2 850 1547 55 5 -4.1 -2.9 | 116 8 -7.1 3.5 3 700 3197 240 3 2.6 1.5 | 177 8 -0.5 7.9 4 500 5870 305 17 13.9 -9.8 | 287 11 10.9 -3.3 5 400 7540 295 25 22.7 -10.6 | 282 20 19.6 -4.2 6 300 9570 320 31 19.9 -23.7 | 316 24 16.9 -17.3 7 250 10790 320 33 21.2 -25.3 | 316 26 18.2 -18.9 8 200 12210 330 31 15.5 -26.8 | 329 24 12.4 -20.4 9 181 12820 320 31 19.9 -23.7 | 316 24 16.9 -17.3 10 150 13980 310 33 25.3 -21.2 | 304 27 22.2 -14.8 11 100 16490 300 19 16.5 -9.5 | 283 14 13.4 -3.1 12 70 18680 310 15 11.5 -9.6 | 291 9 8.4 -3.2 13 50 20740 30 9 -4.5 -7.8 | 80 8 -7.6 -1.4 14 30 23940 20 15 -5.1 -14.1 | 47 11 -8.2 -7.7 15 20 26550 20 13 -4.4 -12.2 | 52 9 -7.5 -5.8 16 10 31160 330 5 2.5 -4.3 | 165 2 -0.6 2.1 Wind Parameters Mean winds (0-6000m): 304.5 at 9.5 knts Storm direction: 334.5 at 7.1 knts Shear (0-3000m) pos: 0.5 neg: 1.5 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 82.3 deg Storm rel helicity (0-3000m) pos: 11.6 neg: -2.9 tot: 8.6 m^2/s^2 ave: 2.9 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 2.8 stream: 1.1 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 118.65 Bulk Shear: 20.74 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 61 5 118 8| 0.0 0.6 0.6| 0.0 -0.7 -0.7 -1.4 -0.54| 0.6 -0.3 1000 54 5 116 8| 0.0 1.7 1.7| 0.1 -1.7 -1.6 -1.6 -0.22| 1.8 -0.4 1500 42 5 115 7| 0.0 2.3 2.3| 2.6 -1.7 0.9 0.6 0.26| 2.6 0.7 2000 41 4 117 7| 0.0 2.1 2.1| 4.1 -1.7 2.4 1.2 0.31| 2.8 0.9 2500 55 4 121 8| 0.0 1.8 1.8| 5.4 -2.9 2.5 1.0 0.25| 2.8 0.7 3000 37 4 117 6| 0.5 1.5 2.0| 11.6 -2.9 8.6 2.9 0.38| 2.8 1.1 4000 294 6 206 5| 1.1 1.1 2.3| 26.9 -2.9 24.0 6.0 0.55| 3.0 1.6 5000 306 7 235 4| 1.6 0.9 2.5| 48.1 -2.9 45.2 9.0 0.66| 3.2 2.1 6000 305 9 258 5| 1.3 1.1 2.5| 48.7 -5.2 43.5 7.2 0.55| 3.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//UAAA/skewt/UAAA.skewt.20250428.12.gif