UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for U3802... Searching the city database file for: U3802 ... Date:0000Z 18 OCT 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 0 0.0 -0.4 97 0.4 -0.2 0 0 273.1 273.8 273.0 283.2 3.71 SFC 998 19 2.4 1.1 91 1.3 1.8 0 0 275.7 276.4 275.1 287.0 4.15 2 925 729 -2.1 -4.4 84 2.3 -3.0 255 5 277.2 277.7 274.2 285.4 2.98 3 850 1397 -5.7 -8.2 82 2.5 -6.5 245 11 280.2 280.6 275.1 287.1 2.42 4 848 1415 -5.7 -8.2 82 2.5 -6.5 245 11 280.4 280.8 275.2 287.3 2.43 5 829 1593 -7.1 -11.1 73 4.0 -8.3 250 10 280.7 281.0 274.8 286.4 1.97 6 800 1870 -6.5 -16.5 45 10.0 -9.2 256 10 284.2 284.4 275.7 288.1 1.31 7 784 2028 -7.7 -21.7 32 14.0 -10.9 260 9 284.6 284.7 275.2 287.2 0.86 8 700 2902 -12.1 -32.1 17 20.0 -15.4 280 7 289.1 289.2 276.8 290.3 0.37 9 693 2979 -12.9 -32.9 17 20.0 -16.1 279 8 289.0 289.1 276.7 290.2 0.35 10 616 3869 -16.5 -38.5 13 22.0 -19.4 269 17 294.8 294.8 279.3 295.6 0.22 11 516 5173 -26.5 -31.5 63 5.0 -27.2 253 31 298.0 298.1 281.3 299.8 0.53 12 500 5400 -28.3 -33.3 62 5.0 -28.9 250 33 298.5 298.6 281.4 300.1 0.46 13 447 6196 -34.5 -39.3 62 4.8 -34.9 242 35 300.5 300.5 281.9 301.4 0.28 14 400 6970 -37.9 -42.3 63 4.4 -38.2 235 36 305.7 305.8 284.0 306.5 0.23 15 391 7126 -38.7 -43.1 63 4.4 -39.0 235 36 306.7 306.7 284.4 307.5 0.22 16 300 8890 -51.7 -57.7 49 6.0 -51.8 235 38 312.5 312.5 286.3 312.7 0.05 17 296 8977 -52.7 -58.7 48 6.0 -52.8 312.3 312.3 286.2 312.4 0.05 18 259 9830 -57.1 -63.1 46 6.0 -57.2 317.9 317.9 288.1 318.1 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5400.00 m Freezing level: 959.07 mb = 397.61 m = 1304.49 ft Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 46.18 % Est. max temperature: 7.05 C = 44.70 F Sfc-Lift cond lev (LCL): 977.98 mb = 208.29 m = 683.36 ft T: 1.20 C 700-500 lapse rate: 6.49 C/km ThetaE index: 1.56 C Layer 925.0- 850.0 mb Conv cond level (CCL): 903.91 mb = 911.24 m = 2989.59 ft Mean mixing ratio: 3.37 g/kg Conv temperature: 4.67 C = 40.41 F Cap Strength: 10.69 C Lifted Index: 10.88 C Risk: None Lifted Index @300 mb: 18.74 C Lifted Index @700 mb: 6.16 C Showalter Index: 10.18 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 20.10 C K Index: -5.60 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 2.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.07 J/kg Max Up Vert Vel: 4.26 m/s Conv Inhibition (B-): 4171.52 J/kg Cap Strength: 10.87 C Lift Cond Lev (LCL): 920.45 mb = 767.99 m = 2519.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 12 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 ---------------------------------------------------------- 0 998 19 0 0 -0.0 -0.0 | 103 12 -11.4 2.7 1 925 729 255 5 4.8 1.3 | 121 8 -6.6 4.0 2 850 1397 245 11 10.0 4.6 | 169 7 -1.5 7.4 3 700 2902 280 7 6.9 -1.2 | 108 5 -4.5 1.5 4 500 5400 250 33 31.0 11.3 | 234 24 19.6 14.0 5 400 6970 235 36 29.5 20.6 | 218 30 18.1 23.4 6 300 8890 235 38 31.1 21.8 | 219 31 19.7 24.5 Wind Parameters Mean winds (0-6000m): 253.3 at 15.7 knts Storm direction: 283.3 at 11.7 knts Shear (0-3000m) pos: 1.0 neg: 1.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 10.8 deg Storm rel helicity (0-3000m) pos: 18.3 neg: -10.3 tot: 8.0 m^2/s^2 ave: 2.7 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 25.75 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 ------------------------------------------------------------------------------- 500 243 2 109 10| 0.0 3.6 3.6| 1.9 -3.8 -1.9 -3.7 -0.11| 4.4 -0.5 1000 254 4 116 9| 0.0 3.9 3.9| 11.8 -3.8 8.0 8.0 0.47| 5.0 2.4 1500 249 6 129 8| 0.0 3.7 3.7| 17.8 -4.1 13.7 9.2 0.57| 4.7 2.7 2000 251 7 136 7| 0.6 2.7 3.4| 17.8 -6.2 11.6 5.8 0.40| 4.1 1.6 2500 253 7 137 7| 0.9 2.2 3.1| 17.8 -8.6 9.2 3.7 0.24| 3.8 0.9 3000 256 7 136 6| 1.0 1.8 2.8| 18.3 -10.3 8.0 2.7 0.16| 3.6 0.6 4000 261 9 147 5| 0.7 2.7 3.5| 22.3 -10.3 12.1 3.0 0.28| 4.1 1.1 5000 258 12 184 5| 0.6 3.3 3.9| 22.5 -15.7 6.8 1.4 0.18| 4.4 0.8 6000 253 16 206 8| 0.5 3.3 3.8| 22.5 -43.0 -20.6 -3.4 0.07| 4.4 0.3 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20251018.00.gif