UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 9 OCT 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 197 -8.7 -14.7 62 6.0 -10.1 310 1 263.5 263.7 262.4 266.8 1.21 1 1001 281 -2.1 -2.1 100 0.0 -2.1 337 5 271.0 271.5 271.0 279.8 3.27 2 962 591 -2.3 -2.3 100 0.0 -2.3 5 15 273.9 274.4 272.9 283.0 3.35 3 925 894 -7.9 -14.9 57 7.0 -9.6 30 25 271.2 271.4 268.0 274.9 1.30 4 850 1559 -9.7 -19.7 44 10.0 -11.9 25 27 276.0 276.1 270.4 278.7 0.94 5 721 2818 -12.5 -13.6 91 1.1 -12.8 33 27 286.2 286.5 277.5 291.7 1.85 6 700 3043 -13.3 -35.3 14 22.0 -16.5 35 27 287.8 287.8 276.0 288.6 0.27 7 626 3887 -20.9 -24.5 73 3.6 -21.5 288.4 288.6 277.2 291.0 0.84 8 531 5091 -29.3 -31.0 85 1.7 -29.5 292.2 292.3 278.6 294.0 0.54 9 501 5506 -32.9 -35.1 81 2.2 -33.1 292.8 292.8 278.6 294.0 0.39 10 500 5520 -27.3 -30.5 74 3.2 -27.8 299.8 299.9 282.1 301.7 0.60 11 442 6390 -37.3 -40.3 74 3.0 -37.5 297.9 297.9 280.8 298.8 0.26 12 315 8654 -52.7 -57.7 55 5.0 -52.8 306.8 306.8 284.2 306.9 0.05 13 220 10988 -49.5 -63.5 18 14.0 -49.9 344.9 344.9 295.5 345.0 0.03 14 195 11776 -50.7 -69.7 9 19.0 -51.1 355.0 355.0 297.7 355.1 0.02 15 100 16110 -52.5 -75.5 5 23.0 -53.2 426.3 426.3 308.4 426.4 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5231.31 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 67.68 % Est. max temperature: 2.98 C = 37.37 F Sfc-Lift cond lev (LCL): 919.22 mb = 943.27 m = 3094.69 ft T: -8.03 C 700-500 lapse rate: 5.65 C/km ThetaE index: 8.11 C Layer 925.0- 850.0 mb Conv cond level (CCL): 935.33 mb = 808.18 m = 2651.48 ft Mean mixing ratio: 2.55 g/kg Conv temperature: -0.23 C = 31.58 F Cap Strength: 11.85 C Lifted Index: 17.56 C Risk: None Lifted Index @300 mb: 23.33 C Lifted Index @700 mb: 10.29 C Showalter Index: 17.62 C Risk: None Total Totals Index: 25.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 7.60 C K Index: -24.10 Risk: None Energy Index: 4.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.59 J/kg Max Up Vert Vel: 5.93 m/s Conv Inhibition (B-): 15.12 J/kg Cap Strength: 11.84 C Lift Cond Lev (LCL): 937.64 mb = 789.14 m = 2588.99 ft Lev Free Conv (LFC): 932.64 mb = 830.44 m = 2724.50 ft Equ Level (EL): 902.64 mb = 1086.42 m = 3564.31 ft B at Equ Level: 17.55 J/kg Max Parcel Lev (MPL): 852.64 mb = 1534.58 m = 5034.66 ft Wind level data Storm motion: 58 at 18 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 197 310 1 0.8 -0.6 | 241 18 15.7 8.6 1 1000 298 340 5 1.7 -4.7 | 255 17 16.7 4.6 2 925 894 30 25 -12.5 -21.7 | 349 13 2.4 -12.4 3 850 1559 25 27 -11.4 -24.5 | 347 16 3.5 -15.2 4 700 3043 35 27 -15.5 -22.1 | 2 13 -0.5 -12.8 Wind Parameters Mean winds (0-6000m): 28.1 at 23.5 knts Storm direction: 58.1 at 17.6 knts Shear (0-3000m) pos: 5.3 neg: 0.3 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 121.3 deg Storm rel helicity (0-3000m) pos: 123.5 neg: -1.6 tot: 121.9 m^2/s^2 ave: 43.5 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 5.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.61 Bulk Shear: 28.88 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 5 10 273 14| 18.5 0.0 18.5| 79.2 0.0 79.2 158.4 0.97| 19.9 19.4 1000 25 17 308 10| 13.2 0.0 13.2|109.8 -0.6 109.1 109.1 0.93| 15.3 14.3 1500 25 20 325 11| 8.8 0.5 9.3|110.9 -1.6 109.4 72.9 0.88| 10.9 9.5 2000 26 22 333 12| 6.6 0.4 7.0|115.9 -1.6 114.4 57.2 0.87| 8.6 7.5 2500 27 23 338 12| 5.3 0.3 5.6|120.7 -1.6 119.1 47.7 0.87| 7.2 6.2 3000 NO DATA | 5.3 0.3 5.6| | 4000 NO DATA | 5.3 0.3 5.6| | 5000 NO DATA | 5.3 0.3 5.6| | 6000 NO DATA | 5.3 0.3 5.6| | Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251009.12.gif