UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 31 DEC 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1003 50 -17.1 -19.3 83 2.2 -17.4 290 3 255.8 256.0 255.5 258.1 0.83 1 1000 72 -17.1 -19.8 79 2.7 -17.5 295 5 256.0 256.2 255.6 258.2 0.79 2 970 301 -14.3 -17.5 77 3.2 -14.9 261.1 261.3 260.1 263.8 1.00 3 925 663 -11.3 -13.7 82 2.4 -11.9 305 15 267.8 268.0 265.8 271.7 1.43 4 909 797 -11.3 -13.9 81 2.6 -11.9 269.1 269.3 266.7 273.1 1.43 5 850 1308 -14.7 -18.2 75 3.5 -15.4 310 17 270.7 270.9 267.2 273.8 1.07 6 773 2021 -18.9 -21.8 78 2.9 -19.4 273.7 273.8 268.8 276.2 0.86 7 700 2757 -21.1 -24.1 77 3.0 -21.6 300 19 279.1 279.3 272.0 281.4 0.78 8 653 3268 -22.9 -26.9 70 4.0 -23.5 282.7 282.8 273.8 284.7 0.65 9 538 4664 -30.5 -34.1 71 3.6 -30.9 289.7 289.8 277.2 291.0 0.40 10 500 5180 -34.3 -38.3 67 4.0 -34.6 265 23 291.2 291.3 277.7 292.1 0.28 11 401 6683 -46.5 -51.3 58 4.8 -46.7 294.3 294.4 278.9 294.6 0.08 12 400 6700 -46.5 -51.3 58 4.8 -46.7 265 27 294.6 294.6 279.0 294.9 0.08 13 324 8075 -54.3 -59.3 54 5.0 -54.4 255 31 302.1 302.1 282.3 302.2 0.04 14 318 8195 -54.5 -60.5 47 6.0 -54.6 303.4 303.4 282.8 303.6 0.03 15 300 8570 -52.5 -58.5 48 6.0 -52.6 245 35 311.3 311.4 285.9 311.5 0.05 16 294 8701 -52.5 -58.5 48 6.0 -52.7 313.2 313.2 286.5 313.3 0.05 17 259 9514 -55.3 -62.3 41 7.0 -55.4 320.6 320.6 289.0 320.7 0.03 18 250 9740 -55.1 -62.1 42 7.0 -55.2 240 44 324.1 324.2 290.0 324.3 0.04 19 200 11170 -53.1 -62.1 33 9.0 -53.4 240 50 348.7 348.7 296.4 348.9 0.04 20 198 11235 -52.7 -61.7 33 9.0 -52.9 350.3 350.3 296.7 350.5 0.05 21 150 13010 -55.1 -67.1 21 12.0 -55.4 235 50 375.1 375.1 301.5 375.3 0.03 22 148 13096 -56.3 -68.3 21 12.0 -56.6 374.5 374.5 301.4 374.6 0.03 23 100 15600 -55.5 -69.5 16 14.0 -55.9 240 54 420.5 420.5 307.8 420.7 0.03 24 94 15995 -56.1 -70.1 16 14.0 -56.5 426.8 426.8 308.5 427.0 0.03 25 70 17870 -57.1 -73.1 11 16.0 -57.6 250 68 462.2 462.2 312.0 462.4 0.03 26 58 19067 -55.5 -71.5 12 16.0 -56.2 491.4 491.4 314.4 491.6 0.04 27 50 20010 -57.9 -73.9 11 16.0 -58.6 255 69 507.0 507.0 315.5 507.3 0.03 28 43 20953 -60.1 -76.1 11 16.0 -60.7 524.0 524.0 316.6 524.2 0.03 29 32 22797 -58.9 -75.9 9 17.0 -59.8 573.4 573.4 319.3 573.7 0.04 30 30 23200 -60.1 -77.1 9 17.0 -60.9 250 79 580.8 580.8 319.7 581.0 0.04 31 20 25720 -62.1 -79.1 9 17.0 -63.1 235 87 646.1 646.1 322.6 646.4 0.04 32 19 26036 -63.5 -80.5 8 17.0 -64.4 651.3 651.3 322.7 651.5 0.03 TRP 324 8075 -54.3 -59.3 54 5.0 -54.4 255 31 302.1 302.1 282.3 302.2 0.04 WND 13 245 126 Sounding variables and indices 1000-500 mb thick: 5108.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 74.24 % Est. max temperature: -2.26 C = 27.94 F Sfc-Lift cond lev (LCL): 967.57 mb = 320.39 m = 1051.14 ft T: -14.14 C 700-500 lapse rate: 5.45 C/km Conv cond level (CCL): 1000.00 mb = 72.00 m = 236.22 ft Mean mixing ratio: 1.16 g/kg Conv temperature: -15.12 C = 4.79 F Cap Strength: 19.52 C Lifted Index: 20.29 C Risk: None Lifted Index @300 mb: 31.68 C Lifted Index @700 mb: 12.16 C Showalter Index: 14.55 C Risk: None Total Totals Index: 35.70 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 16.10 C K Index: -1.60 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.92 J/kg Max Up Vert Vel: 9.89 m/s Conv Inhibition (B-): 57497.24 J/kg Cap Strength: 20.22 C Lift Cond Lev (LCL): 913.32 mb = 760.43 m = 2494.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 13 34819 245 126 114.2 53.2 1 1003 50 290 3 2.8 -1.0 2 1000 72 295 5 4.5 -2.1 3 925 663 305 15 12.3 -8.6 4 850 1308 310 17 13.0 -10.9 5 700 2757 300 19 16.5 -9.5 6 500 5180 265 23 22.9 2.0 7 400 6700 265 27 26.9 2.4 8 324 8075 255 31 29.9 8.0 9 300 8570 245 35 31.7 14.8 10 250 9740 240 44 38.1 22.0 11 200 11170 240 50 43.3 25.0 12 150 13010 235 50 41.0 28.7 13 100 15600 240 54 46.8 27.0 14 70 17870 250 68 63.9 23.3 15 50 20010 255 69 66.6 17.9 16 30 23200 250 79 74.2 27.0 17 20 25720 235 87 71.3 49.9 Wind Parameters Energy-Hel index: -3.06 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251231.00.gif