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 U5403... Searching the city database file for: U5403 ... Date:1200Z 28 APR 25 Station: U5403 WMO ident: 25403 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1012 43 -12.3 -16.5 71 4.2 -13.2 290 1 260.0 260.1 259.3 262.8 1.04 1 1000 135 -10.1 -13.3 77 3.2 -10.8 360 7 263.0 263.3 262.3 266.8 1.37 2 998 150 -9.9 -13.1 77 3.2 -10.6 1 7 263.4 263.6 262.6 267.2 1.39 3 931 681 -13.7 -18.0 70 4.3 -14.5 23 7 264.8 265.0 262.9 267.6 0.99 4 925 730 -13.7 -17.9 71 4.2 -14.5 25 7 265.3 265.5 263.3 268.1 1.01 5 852 1352 -14.1 -19.0 66 4.9 -15.1 25 7 271.2 271.4 267.4 274.0 1.00 6 850 1370 -14.1 -19.0 66 4.9 -15.1 25 7 271.4 271.5 267.5 274.2 1.00 7 815 1689 -14.5 -24.5 42 10.0 -16.2 29 7 274.2 274.3 268.7 276.1 0.64 8 754 2276 -17.5 -33.5 23 16.0 -19.5 37 7 277.2 277.2 269.9 278.1 0.30 9 736 2457 -18.5 -32.5 28 14.0 -20.3 40 7 278.0 278.0 270.5 279.0 0.34 10 700 2830 -21.3 -29.3 49 8.0 -22.4 45 7 278.9 279.0 271.4 280.4 0.48 11 661 3249 -24.9 -29.9 63 5.0 -25.5 42 8 279.5 279.5 271.7 280.9 0.48 12 648 3393 -25.5 -30.5 63 5.0 -26.1 40 8 280.4 280.4 272.2 281.8 0.47 13 568 4337 -30.9 -41.9 33 11.0 -31.7 33 11 284.8 284.8 274.2 285.3 0.17 14 503 5189 -36.5 -48.5 28 12.0 -37.1 25 13 288.0 288.1 275.8 288.4 0.09 15 500 5230 -36.7 -48.7 28 12.0 -37.2 25 13 288.3 288.3 275.9 288.6 0.09 16 400 6750 -43.7 -55.7 25 12.0 -44.0 80 27 298.2 298.2 280.6 298.4 0.05 17 346 7722 -47.3 -60.3 21 13.0 -47.6 85 25 305.9 306.0 283.8 306.1 0.03 18 300 8670 -47.7 -61.7 18 14.0 -48.0 85 13 318.1 318.1 288.2 318.2 0.03 19 250 9870 -48.3 -64.3 14 16.0 -48.7 45 9 334.3 334.3 292.9 334.4 0.03 20 200 11340 -47.9 -65.9 11 18.0 -48.4 90 5 356.9 356.9 298.1 357.0 0.03 21 150 13240 -47.9 -67.9 8 20.0 -48.6 95 5 387.5 387.5 303.5 387.7 0.03 22 100 15900 -49.3 -70.3 7 21.0 -50.3 90 5 432.5 432.5 309.1 432.6 0.03 23 70 18230 -49.7 -71.7 6 22.0 -51.0 135 5 478.1 478.1 313.3 478.3 0.03 24 50 20430 -48.9 -70.9 6 22.0 -50.7 80 7 528.2 528.3 316.8 528.6 0.05 25 40 21892 -49.9 -72.9 5 23.0 -51.9 560.5 560.6 318.7 560.9 0.05 TRP 346 7722 -47.3 -60.3 21 13.0 -47.6 85 25 305.9 306.0 283.8 306.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5095.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 48.85 % Est. max temperature: -1.88 C = 28.62 F Sfc-Lift cond lev (LCL): 945.53 mb = 562.78 m = 1846.36 ft T: -12.85 C 700-500 lapse rate: 6.42 C/km ThetaE index: 0.00 C Layer 1012.0- -0.0 mb Conv cond level (CCL): 728.55 mb = 2532.99 m = 8310.23 ft Mean mixing ratio: 1.16 g/kg Conv temperature: 5.97 C = 42.74 F Cap Strength: 17.21 C Lifted Index: 17.36 C Risk: None Lifted Index @300 mb: 36.07 C Lifted Index @700 mb: 11.43 C Showalter Index: 11.80 C Risk: None Total Totals Index: 40.30 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 17.70 C K Index: -4.40 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 3.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.33 J/kg Max Up Vert Vel: 4.32 m/s Conv Inhibition (B-): 46135.34 J/kg Cap Strength: 17.14 C Lift Cond Lev (LCL): 904.77 mb = 897.39 m = 2944.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 63 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 1012 43 290 1 0.9 -0.3 | 248 8 7.3 2.9 1 1000 135 360 7 -0.0 -7.0 | 301 7 6.4 -3.8 2 925 730 25 7 -3.0 -6.3 | 312 5 3.4 -3.1 3 850 1370 25 7 -3.0 -6.3 | 312 5 3.4 -3.1 4 700 2830 45 7 -4.9 -4.9 | 320 2 1.4 -1.7 5 500 5230 25 13 -5.5 -11.8 | 354 9 0.9 -8.5 6 400 6750 80 27 -26.6 -4.7 | 86 20 -20.2 -1.5 7 346 7722 85 25 -24.9 -2.2 | 93 19 -18.5 1.1 8 300 8670 85 13 -13.0 -1.1 | 108 7 -6.6 2.1 9 250 9870 45 9 -6.4 -6.4 | 360 3 0.0 -3.1 10 200 11340 90 5 -5.0 0.0 | 203 4 1.4 3.2 11 150 13240 95 5 -5.0 0.4 | 201 4 1.4 3.7 12 100 15900 90 5 -5.0 0.0 | 203 4 1.4 3.2 13 70 18230 135 5 -3.5 3.5 | 203 7 2.8 6.8 14 50 20430 80 7 -6.9 -1.2 | 166 2 -0.5 2.0 Wind Parameters Mean winds (0-6000m): 33.1 at 9.5 knts Storm direction: 63.1 at 7.2 knts Shear (0-3000m) pos: 1.4 neg: 0.0 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 83.1 deg Storm rel helicity (0-3000m) pos: 14.9 neg: 0.0 tot: 14.9 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.18 Bulk Shear: 2.94 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 7 6 299 6| 7.2 0.0 7.2| 13.7 0.0 13.7 27.4 0.87| 9.3 8.1 1000 16 7 305 6| 3.7 0.0 3.7| 14.1 0.0 14.1 14.1 0.82| 5.1 4.2 1500 19 7 308 5| 2.5 0.0 2.5| 14.2 0.0 14.2 9.5 0.80| 3.5 2.8 2000 22 7 309 5| 1.9 0.0 1.9| 14.4 0.0 14.4 7.2 0.76| 2.9 2.2 2500 25 7 311 5| 1.5 0.0 1.5| 14.5 0.0 14.5 5.8 0.72| 2.5 1.8 3000 28 7 313 4| 1.4 0.0 1.4| 14.9 0.0 14.9 5.0 0.70| 2.2 1.6 4000 31 7 320 4| 1.0 0.4 1.4| 16.0 0.0 16.0 4.0 0.66| 2.0 1.3 5000 30 8 330 4| 0.8 0.6 1.4| 16.3 -0.1 16.2 3.2 0.56| 1.9 1.1 6000 33 10 346 5| 1.6 0.5 2.0| 45.6 -0.1 45.5 7.6 0.68| 2.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20250428.12.gif