UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for U5403... Searching the city database file for: U5403 ... Date:1200Z 19 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 1009 46 -2.1 -11.1 50 9.0 -4.7 130 3 270.4 270.6 267.9 274.9 1.62 1 1000 117 -0.7 -11.7 43 11.0 -4.0 155 9 272.5 272.7 269.2 276.8 1.56 2 990 197 0.8 -11.2 40 12.0 -2.9 161 9 274.7 275.0 270.8 279.4 1.64 3 925 735 -2.9 -16.9 33 14.0 -6.5 200 9 276.3 276.5 270.8 279.5 1.10 4 914 830 -3.9 -17.9 33 14.0 -7.4 211 9 276.3 276.4 270.7 279.2 1.02 5 850 1400 -5.9 -24.9 21 19.0 -9.9 280 7 280.0 280.1 272.2 281.8 0.60 6 786 2008 -7.3 -29.3 15 22.0 -11.5 310 10 284.8 284.9 274.6 286.2 0.43 7 725 2628 -12.5 -28.5 25 16.0 -15.3 341 14 285.8 285.8 275.3 287.3 0.50 8 706 2829 -13.1 -25.1 36 12.0 -15.4 352 15 287.3 287.4 276.4 289.5 0.70 9 700 2894 -13.3 -25.3 36 12.0 -15.6 355 15 287.8 287.9 276.6 289.9 0.70 10 599 4067 -19.1 -33.1 28 14.0 -21.1 294.2 294.2 279.3 295.4 0.39 TRP WND Sounding variables and indices Freezing level: Surface below freezing Freezing level: 995.33 mb = 154.30 m = 506.24 ft Freezing level: 975.95 mb = 313.27 m = 1027.79 ft Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 28.32 % Est. max temperature: 6.99 C = 44.59 F Sfc-Lift cond lev (LCL): 875.54 mb = 1167.34 m = 3829.81 ft T: -5.08 C ThetaE index: 0.29 C Layer 914.0- 850.0 mb Conv cond level (CCL): None Cap Strength: 14.10 C Lifted Index @700 mb: 10.12 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.01 J/kg Max Up Vert Vel: 5.29 m/s Conv Inhibition (B-): 1020.98 J/kg Cap Strength: 13.86 C Lift Cond Lev (LCL): 785.50 mb = 2012.82 m = 6603.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 326 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 1009 46 130 3 -2.3 1.9 | 141 10 -6.4 8.0 1 1000 117 155 9 -3.8 8.2 | 151 16 -7.9 14.2 2 925 735 200 9 3.1 8.5 | 176 15 -1.0 14.5 3 850 1400 280 7 6.9 -1.2 | 210 6 2.8 4.9 4 700 2894 355 15 1.3 -14.9 | 17 9 -2.8 -8.9 Wind Parameters Mean winds (0-6000m): 296.1 at 9.8 knts Storm direction: 326.1 at 7.3 knts Shear (0-3000m) pos: 3.3 neg: 0.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): -124.1 deg Storm rel helicity (0-3000m) pos: 73.0 neg: 0.0 tot: 73.0 m^2/s^2 ave: 26.1 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 5.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.39 Bulk Shear: 35.84 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 ------------------------------------------------------------------------------- 500 168 9 158 16| 8.0 0.0 8.0| 27.0 0.0 27.0 53.9 0.63| 11.4 7.2 1000 188 9 169 15| 4.8 0.0 4.8| 49.0 0.0 49.0 49.0 0.69| 9.7 6.7 1500 207 8 179 13| 3.6 0.0 3.6| 55.8 0.0 55.8 37.2 0.64| 8.8 5.7 2000 235 8 194 11| 3.5 0.0 3.5| 60.8 0.0 60.8 30.4 0.69| 7.9 5.4 2500 269 9 219 8| 3.3 0.0 3.3| 67.2 0.0 67.2 26.9 0.72| 7.5 5.4 3000 NO DATA | 3.3 0.0 3.3| | 4000 NO DATA | 3.3 0.0 3.3| | 5000 NO DATA | 3.3 0.0 3.3| | 6000 NO DATA | 3.3 0.0 3.3| | Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20250419.12.gif