UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for U5403... Searching the city database file for: U5403 ... Date:1200Z 27 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 1013 40 -5.3 -11.3 63 6.0 -7.0 330 5 266.9 267.1 265.5 271.2 1.59 1 1000 141 -5.3 -12.3 58 7.0 -7.2 5 11 267.9 268.1 266.0 271.9 1.48 2 925 738 -10.1 -16.1 61 6.0 -11.5 350 13 269.0 269.2 266.2 272.3 1.17 3 919 788 -10.5 -16.5 61 6.0 -11.8 352 13 269.1 269.3 266.2 272.3 1.14 4 862 1279 -11.9 -17.9 61 6.0 -13.2 7 16 272.6 272.8 268.4 275.7 1.08 5 850 1386 -13.1 -18.1 66 5.0 -14.2 10 17 272.4 272.6 268.3 275.5 1.08 6 830 1568 -13.7 -18.7 66 5.0 -14.7 9 17 273.7 273.8 269.1 276.7 1.05 7 794 1906 -15.5 -32.5 22 17.0 -17.8 6 17 275.2 275.3 268.8 276.2 0.31 8 700 2856 -19.3 -36.3 21 17.0 -21.2 360 17 281.1 281.2 272.2 281.9 0.24 9 598 4012 -25.5 -42.5 19 17.0 -26.9 344 24 286.9 286.9 275.3 287.4 0.15 10 559 4496 -31.3 -47.3 19 16.0 -32.3 337 26 285.6 285.6 274.5 285.9 0.10 11 500 5280 -34.9 -49.9 20 15.0 -35.7 325 31 290.5 290.5 277.0 290.8 0.08 12 416 6545 -40.1 -54.1 21 14.0 -40.6 350 29 299.5 299.5 281.2 299.7 0.06 13 400 6810 -42.5 -55.5 23 13.0 -42.9 355 29 299.8 299.8 281.3 299.9 0.05 14 351 7681 -49.3 -59.3 30 10.0 -49.5 357 28 302.0 302.0 282.3 302.1 0.04 15 304 8615 -53.9 -63.9 28 10.0 -54.1 360 27 308.2 308.2 284.7 308.3 0.02 16 300 8700 -53.9 -63.9 28 10.0 -54.1 360 25 309.4 309.4 285.1 309.5 0.02 17 298 8743 -54.1 -64.1 28 10.0 -54.2 360 25 309.7 309.7 285.2 309.8 0.02 18 267 9451 -50.9 -60.9 30 10.0 -51.1 357 20 324.2 324.2 290.1 324.4 0.04 19 250 9880 -49.9 -59.9 30 10.0 -50.2 355 17 331.9 331.9 292.3 332.1 0.05 20 215 10872 -47.7 -59.7 24 12.0 -48.1 5 13 349.9 349.9 296.7 350.2 0.06 21 200 11350 -48.3 -62.3 18 14.0 -48.8 10 11 356.3 356.3 298.0 356.5 0.04 22 150 13240 -48.9 -64.9 14 16.0 -49.5 30 9 385.8 385.8 303.2 386.0 0.04 23 100 15900 -50.3 -69.3 9 19.0 -51.1 35 5 430.5 430.5 308.9 430.7 0.03 24 70 18220 -50.1 -71.1 7 21.0 -51.3 65 5 477.2 477.2 313.2 477.4 0.04 25 50 20420 -50.3 -72.3 6 22.0 -51.9 65 5 524.9 525.0 316.6 525.2 0.04 26 35 22746 -51.9 -73.9 5 22.0 -53.7 82 4 577.1 577.2 319.5 577.5 0.05 27 30 23750 -50.5 -72.5 6 22.0 -52.8 90 3 607.0 607.0 320.9 607.5 0.07 28 20 26410 -47.3 -70.3 5 23.0 -51.4 90 7 691.4 691.5 324.2 692.7 0.15 29 14 28777 -45.9 -69.9 5 24.0 -51.6 770.4 770.5 326.5 772.5 0.22 TRP 304 8615 -53.9 -63.9 28 10.0 -54.1 360 27 308.2 308.2 284.7 308.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5139.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 33.18 % Est. max temperature: 0.38 C = 32.68 F Sfc-Lift cond lev (LCL): 920.94 mb = 771.85 m = 2532.27 ft T: -10.37 C 700-500 lapse rate: 6.44 C/km ThetaE index: 0.49 C Layer 794.0- 700.0 mb Conv cond level (CCL): 754.34 mb = 2292.51 m = 7521.27 ft Mean mixing ratio: 1.33 g/kg Conv temperature: 5.49 C = 41.87 F Cap Strength: 13.39 C Lifted Index: 15.30 C Risk: None Lifted Index @300 mb: 26.44 C Lifted Index @700 mb: 9.51 C Showalter Index: 12.54 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 16.80 C K Index: -13.30 Risk: None Sweat Index: 65.00 Risk: None Energy Index: 3.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.79 J/kg Max Up Vert Vel: 2.75 m/s Conv Inhibition (B-): 66182.34 J/kg Cap Strength: 14.80 C Lift Cond Lev (LCL): 868.68 mb = 1219.85 m = 4002.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 15 at 16 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 1013 40 330 5 2.5 -4.3 | 211 13 6.5 10.8 1 1000 141 5 11 -1.0 -11.0 | 216 5 3.0 4.1 2 925 738 350 13 2.3 -12.8 | 250 7 6.2 2.3 3 850 1386 10 17 -3.0 -16.7 | 328 2 1.0 -1.6 4 700 2856 360 17 -0.0 -17.0 | 296 4 4.0 -1.9 5 500 5280 325 31 17.8 -25.4 | 295 24 21.8 -10.3 6 400 6810 355 29 2.5 -28.9 | 335 15 6.5 -13.8 7 304 8615 360 27 -0.0 -27.0 | 341 13 4.0 -11.9 8 300 8700 360 25 -0.0 -25.0 | 338 11 4.0 -9.9 9 250 9880 355 17 1.5 -16.9 | 289 6 5.5 -1.8 10 200 11350 10 11 -1.9 -10.8 | 206 5 2.1 4.3 11 150 13240 30 9 -4.5 -7.8 | 176 7 -0.5 7.3 12 100 15900 35 5 -2.9 -4.1 | 186 11 1.1 11.0 13 70 18220 65 5 -4.5 -2.1 | 178 13 -0.5 13.0 14 50 20420 65 5 -4.5 -2.1 | 178 13 -0.5 13.0 15 30 23750 90 3 -3.0 0.0 | 184 15 1.0 15.1 16 20 26410 90 7 -7.0 0.0 | 169 15 -3.0 15.1 Wind Parameters Mean winds (0-6000m): 344.8 at 20.8 knts Storm direction: 14.8 at 15.6 knts Shear (0-3000m) pos: 2.3 neg: 0.6 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 90.3 deg Storm rel helicity (0-3000m) pos: 11.3 neg: -1.2 tot: 10.1 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 14.74 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 ------------------------------------------------------------------------------- 500 359 11 225 6| 8.3 0.0 8.3| 4.9 0.0 4.9 9.8 0.32| 10.1 3.2 1000 356 12 239 6| 5.5 0.0 5.5| 8.7 0.0 8.7 8.7 0.40| 7.2 2.9 1500 0 14 248 4| 4.6 0.0 4.6| 10.6 -0.1 10.6 7.0 0.46| 6.1 2.8 2000 2 14 258 3| 3.5 0.3 3.7| 10.6 -0.5 10.2 5.1 0.41| 4.8 2.0 2500 3 15 267 3| 2.8 0.4 3.2| 10.6 -0.9 9.7 3.9 0.36| 4.1 1.5 3000 2 15 273 3| 2.3 0.6 2.9| 11.3 -1.2 10.1 3.4 0.34| 3.7 1.3 4000 358 17 289 5| 1.7 1.5 3.2| 12.4 -2.1 10.3 2.6 0.26| 3.8 1.0 5000 350 19 296 8| 1.4 2.1 3.4| 12.4 -13.4 -1.1 -0.2 0.14| 4.0 0.6 6000 345 21 298 11| 1.6 1.7 3.3| 48.5 -17.8 30.6 5.1 0.23| 4.1 0.9 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20250427.12.gif