UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for U5403... Searching the city database file for: U5403 ... Date:0000Z 21 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 44 6.0 -8.0 36 14.0 1.0 120 9 278.1 278.5 273.4 284.0 2.06 1 1000 149 5.2 -11.8 28 17.0 -0.4 150 9 278.4 278.6 272.8 282.8 1.55 2 962 463 2.4 -14.6 27 17.0 -2.7 157 15 278.6 278.8 272.5 282.3 1.28 3 925 780 2.2 -12.8 32 15.0 -2.6 165 21 281.6 281.8 274.6 286.1 1.54 4 850 1459 -0.3 -14.3 34 14.0 -4.7 160 13 285.8 286.1 276.8 290.3 1.48 5 764 2300 -5.9 -17.9 38 12.0 -9.2 171 12 288.6 288.9 277.8 292.4 1.22 6 734 2612 -7.3 -22.3 29 15.0 -10.9 175 11 290.4 290.6 278.2 293.1 0.87 7 700 2978 -10.1 -28.1 21 18.0 -13.6 180 11 291.3 291.4 278.2 293.0 0.54 8 500 5480 -28.3 -39.3 34 11.0 -29.4 230 5 298.5 298.6 281.1 299.4 0.25 9 488 5653 -29.3 -39.3 37 10.0 -30.3 242 5 299.4 299.4 281.4 300.3 0.26 10 400 7040 -38.9 -45.9 48 7.0 -39.3 340 9 304.4 304.5 283.4 305.0 0.16 11 390 7214 -39.5 -46.5 47 7.0 -39.9 338 10 305.9 305.9 284.0 306.4 0.15 12 379 7409 -41.3 -48.3 47 7.0 -41.6 336 11 306.0 306.0 284.0 306.5 0.13 13 338 8174 -48.5 -55.5 44 7.0 -48.7 328 16 306.4 306.4 284.0 306.6 0.06 14 300 8950 -53.9 -61.9 37 8.0 -54.0 320 21 309.4 309.4 285.1 309.5 0.03 15 269 9640 -58.5 -67.5 30 9.0 -58.6 335 21 312.5 312.5 286.2 312.5 0.02 16 250 10100 -57.9 -66.9 31 9.0 -58.0 335 19 320.0 320.0 288.8 320.1 0.02 17 218 10974 -52.7 -63.7 25 11.0 -52.9 344 14 340.8 340.8 294.6 341.0 0.03 18 200 11530 -52.9 -64.9 22 12.0 -53.2 350 11 349.0 349.0 296.4 349.1 0.03 19 163 12858 -49.7 -66.7 12 17.0 -50.3 8 11 375.4 375.4 301.5 375.5 0.03 20 150 13400 -50.9 -68.9 10 18.0 -51.4 15 11 382.4 382.4 302.6 382.5 0.02 21 126 14529 -53.3 -74.3 6 21.0 -53.8 19 8 397.6 397.6 304.9 397.6 0.01 22 100 16020 -52.7 -74.7 5 22.0 -53.4 25 5 425.9 425.9 308.4 426.0 0.02 23 70 18330 -51.9 -75.9 4 24.0 -52.9 120 3 473.4 473.4 312.9 473.5 0.02 24 55 19891 -50.3 -75.3 4 25.0 -51.8 170 4 510.8 510.8 315.7 511.0 0.03 25 50 20510 -51.1 -76.1 4 25.0 -52.6 190 5 523.1 523.1 316.5 523.2 0.02 26 30 23810 -53.9 -77.9 4 24.0 -55.6 360 5 597.7 597.7 320.5 597.9 0.03 27 20 26420 -52.1 -77.1 3 25.0 -54.9 45 9 676.7 676.7 323.7 677.1 0.05 28 16 27871 -50.3 -75.3 4 25.0 -54.1 727.2 727.2 325.3 727.9 0.09 TRP 269 9640 -58.5 -67.5 30 9.0 -58.6 335 21 312.5 312.5 286.2 312.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5331.00 m Freezing level: 859.00 mb = 1377.52 m = 4519.37 ft Wetbulb zero: 1003.77 mb = 118.31 m = 388.16 ft Precipitable water: 0.21 inches Sfc-500 mean rel hum: 29.94 % Est. max temperature: 12.97 C = 55.34 F Sfc-Lift cond lev (LCL): 815.71 mb = 1783.62 m = 5851.71 ft T: -2.46 C 700-500 lapse rate: 7.27 C/km ThetaE index: 1.62 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 598.44 mb = 4143.65 m = 13594.49 ft Mean mixing ratio: 1.48 g/kg Conv temperature: 22.78 C = 73.00 F Cap Strength: 9.80 C Lifted Index: 12.70 C Risk: None Lifted Index @300 mb: 18.15 C Lifted Index @700 mb: 9.80 C Showalter Index: 7.72 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 28.00 C Cross Totals Index: 14.00 C K Index: -4.30 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 1.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.74 J/kg Max Up Vert Vel: 5.61 m/s Conv Inhibition (B-): 61453.57 J/kg Cap Strength: 12.55 C Lift Cond Lev (LCL): 747.93 mb = 2465.37 m = 8088.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 208 at 8 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 44 120 9 -7.8 4.5 | 78 12 -11.4 -2.4 1 1000 149 150 9 -4.5 7.8 | 96 8 -8.2 0.8 2 925 780 165 21 -5.4 20.3 | 146 16 -9.1 13.3 3 850 1459 160 13 -4.4 12.2 | 123 10 -8.1 5.3 4 700 2978 180 11 0.0 11.0 | 138 5 -3.7 4.1 5 500 5480 230 5 3.8 3.2 | 357 4 0.2 -3.7 6 400 7040 340 9 3.1 -8.5 | 2 15 -0.6 -15.4 7 300 8950 320 21 13.5 -16.1 | 337 25 9.8 -23.0 8 269 9640 335 21 8.9 -19.0 | 349 26 5.2 -26.0 9 250 10100 335 19 8.0 -17.2 | 350 25 4.4 -24.2 10 200 11530 350 11 1.9 -10.8 | 6 18 -1.7 -17.8 11 150 13400 15 11 -2.8 -10.6 | 20 19 -6.5 -17.6 12 100 16020 25 5 -2.1 -4.5 | 27 13 -5.8 -11.5 13 70 18330 120 3 -2.6 1.5 | 49 8 -6.3 -5.4 14 50 20510 190 5 0.9 4.9 | 54 3 -2.8 -2.0 15 30 23810 360 5 -0.0 -5.0 | 17 12 -3.7 -11.9 16 20 26420 45 9 -6.4 -6.4 | 37 17 -10.0 -13.3 Wind Parameters Mean winds (0-6000m): 177.8 at 10.5 knts Storm direction: 207.8 at 7.8 knts Shear (0-3000m) pos: 2.3 neg: 0.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 60.9 deg Storm rel helicity (0-3000m) pos: 40.2 neg: -14.4 tot: 25.8 m^2/s^2 ave: 8.6 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.66 Bulk Shear: 3.38 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 ------------------------------------------------------------------------------- 500 153 12 112 10| 11.4 0.0 11.4| 25.0 0.0 25.0 50.1 0.77| 12.7 9.8 1000 160 16 131 12| 6.6 0.0 6.6| 36.4 -5.1 31.3 31.3 0.59| 9.8 5.8 1500 161 15 131 12| 4.4 1.7 6.1| 36.4 -14.4 22.1 14.7 0.34| 8.3 2.8 2000 162 15 130 11| 3.4 1.3 4.7| 38.1 -14.4 23.8 11.9 0.35| 6.6 2.3 2500 163 14 130 10| 2.7 1.0 3.7| 39.3 -14.4 25.0 10.0 0.35| 5.6 2.0 3000 165 14 131 10| 2.3 0.9 3.1| 40.2 -14.4 25.8 8.6 0.35| 4.9 1.7 4000 169 13 133 8| 1.7 0.6 2.3| 40.8 -14.4 26.4 6.6 0.32| 4.2 1.4 5000 174 12 132 7| 1.2 0.5 1.7| 40.8 -14.4 26.4 5.3 0.27| 3.8 1.0 6000 178 10 131 5| 1.1 0.4 1.6| 41.0 -16.2 24.8 4.1 0.20| 3.6 0.7 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20250421.00.gif