UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011212.upa.cvt Date: 1200Z 12 JAN 26 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 12 JAN 26 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 1007 50 -19.3 -22.6 75 3.3 -19.7 320 3 253.3 253.4 253.0 255.0 0.62 1 1000 102 -19.7 -23.0 75 3.3 -20.1 320 3 253.4 253.5 253.0 255.1 0.60 2 971 319 -21.3 -24.3 77 3.0 -21.7 329 6 254.0 254.1 253.4 255.5 0.55 3 935 601 -15.5 -17.9 82 2.4 -15.9 342 10 262.7 262.8 261.3 265.4 1.00 4 925 682 -15.1 -17.5 82 2.4 -15.6 345 11 263.9 264.0 262.3 266.7 1.04 5 871 1137 -13.7 -14.8 91 1.1 -14.0 349 14 269.9 270.1 267.2 273.8 1.39 6 850 1322 -14.1 -17.2 77 3.1 -14.7 350 15 271.4 271.6 267.8 274.7 1.17 7 815 1637 -17.1 -24.1 55 7.0 -18.2 346 17 271.5 271.6 267.0 273.4 0.67 8 716 2593 -21.1 -29.1 49 8.0 -22.2 332 24 277.3 277.4 270.4 278.8 0.48 9 700 2758 -22.3 -30.3 48 8.0 -23.3 330 25 277.8 277.9 270.6 279.1 0.44 10 653 3265 -24.9 -36.9 32 12.0 -26.1 321 28 280.4 280.5 271.9 281.2 0.25 11 500 5170 -33.3 -50.3 17 17.0 -34.2 285 40 292.4 292.5 278.0 292.7 0.08 12 441 6037 -37.3 -55.3 14 18.0 -38.0 274 46 298.1 298.1 280.6 298.3 0.05 13 406 6600 -40.9 -59.9 11 19.0 -41.5 266 49 300.6 300.6 281.6 300.7 0.03 14 400 6700 -41.5 -59.5 13 18.0 -42.1 265 50 301.1 301.1 281.8 301.2 0.03 15 310 8389 -52.9 -59.9 42 7.0 -53.0 261 62 307.9 307.9 284.6 308.0 0.04 16 300 8600 -53.7 -60.7 42 7.0 -53.8 260 64 309.7 309.7 285.2 309.9 0.04 17 252 9710 -57.7 -64.7 40 7.0 -57.8 265 62 319.6 319.6 288.6 319.7 0.03 18 250 9760 -57.3 -64.3 41 7.0 -57.4 265 62 320.9 320.9 289.0 321.0 0.03 19 234 10178 -58.3 -65.3 40 7.0 -58.4 268 60 325.5 325.5 290.5 325.6 0.03 20 200 11170 -56.9 -64.9 36 8.0 -57.1 275 54 342.7 342.7 295.0 342.8 0.03 21 155 12791 -55.5 -65.5 28 10.0 -55.8 284 52 371.0 371.0 300.8 371.1 0.04 22 150 13000 -55.9 -66.9 24 11.0 -56.2 285 52 373.8 373.8 301.2 373.9 0.03 23 100 15540 -61.9 -74.9 16 13.0 -62.1 285 54 408.1 408.1 306.3 408.2 0.01 24 92 16052 -63.1 -76.1 16 13.0 -63.3 284 57 415.6 415.6 307.2 415.7 0.01 25 70 17720 -64.9 -78.9 13 14.0 -65.1 280 66 445.5 445.5 310.4 445.6 0.01 26 50 19760 -67.5 -81.5 12 14.0 -67.7 275 77 484.4 484.4 313.8 484.5 0.01 27 35 21876 -72.7 -87.7 9 15.0 -72.8 272 90 522.9 522.9 316.5 522.9 0.01 28 30 22780 -72.1 -87.1 9 15.0 -72.3 270 95 548.1 548.1 318.0 548.1 0.01 29 20 25170 -71.1 -86.1 9 15.0 -71.4 265 108 618.5 618.5 321.5 618.6 0.01 30 17 26134 -70.1 -85.1 9 15.0 -70.5 651.2 651.2 322.7 651.3 0.02 TRP 252 9710 -57.7 -64.7 40 7.0 -57.8 265 62 319.6 319.6 288.6 319.7 0.03 WND 300 8600 -53.7 -60.7 42 7.0 -53.8 260 64 309.7 309.7 285.2 309.9 0.04 Sounding variables and indices 1000-500 mb thick: 5068.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 48.11 % Est. max temperature: -1.73 C = 28.89 F Sfc-Lift cond lev (LCL): 953.72 mb = 453.23 m = 1486.97 ft T: -18.54 C 700-500 lapse rate: 4.56 C/km ThetaE index: 1.25 C Layer 815.0- 716.0 mb Conv cond level (CCL): 997.28 mb = 122.12 m = 400.64 ft Mean mixing ratio: 0.79 g/kg Conv temperature: -19.15 C = -2.46 F Cap Strength: 17.91 C Lifted Index: 26.21 C Risk: None Lifted Index @300 mb: 34.80 C Lifted Index @700 mb: 16.06 C Showalter Index: 14.84 C Risk: None Total Totals Index: 35.30 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 16.10 C K Index: -6.00 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 3.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.14 J/kg Max Up Vert Vel: 10.11 m/s Conv Inhibition (B-): 58221.25 J/kg Cap Strength: 26.18 C Lift Cond Lev (LCL): 920.38 mb = 719.88 m = 2361.80 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 336 at 20 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 1007 50 320 3 1.9 -2.3 | 159 17 -6.2 15.8 1 1000 102 320 3 1.9 -2.3 | 159 17 -6.2 15.8 2 925 682 345 11 2.8 -10.6 | 145 9 -5.3 7.5 3 850 1322 350 15 2.6 -14.8 | 121 6 -5.5 3.3 4 700 2758 330 25 12.5 -21.7 | 309 6 4.4 -3.6 5 500 5170 285 40 38.6 -10.4 | 256 31 30.5 7.7 6 400 6700 265 50 49.8 4.4 | 242 47 41.7 22.4 7 300 8600 260 64 63.0 11.1 | 242 62 54.9 29.2 8 252 9710 265 62 61.8 5.4 | 246 59 53.7 23.5 9 250 9760 265 62 61.8 5.4 | 246 59 53.7 23.5 10 200 11170 275 54 53.8 -4.7 | 254 48 45.7 13.4 11 150 13000 285 52 50.2 -13.5 | 264 42 42.1 4.6 12 100 15540 285 54 52.2 -14.0 | 265 44 44.1 4.1 13 70 17720 280 66 65.0 -11.5 | 263 57 56.9 6.6 14 50 19760 275 77 76.7 -6.7 | 261 70 68.6 11.4 15 30 22780 270 95 95.0 -0.0 | 258 89 86.9 18.1 16 20 25170 265 108 107.6 9.4 | 255 103 99.5 27.5 Wind Parameters Mean winds (0-6000m): 305.9 at 26.4 knts Storm direction: 335.9 at 19.8 knts Shear (0-3000m) pos: 1.8 neg: 2.7 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 138.1 deg Storm rel helicity (0-3000m) pos: 0.5 neg: -21.7 tot: -21.1 m^2/s^2 ave: -7.0 10^-3 m/s^2 rel: -0.50 Storm rel vorticity (0-3000m) horiz: 4.8 stream: -2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.84 Bulk Shear: 61.12 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 ------------------------------------------------------------------------------- 500 334 6 157 14| 6.6 0.0 6.6| 0.5 -4.2 -3.7 -7.3 -0.18| 6.7 -1.2 1000 343 9 151 11| 5.5 0.0 5.5| 0.5 -11.2 -10.6 -10.6 -0.38| 5.6 -2.1 1500 346 11 145 9| 3.7 1.1 4.8| 0.5 -14.8 -14.3 -9.5 -0.43| 5.0 -2.2 2000 345 13 141 8| 2.8 1.8 4.6| 0.5 -16.5 -15.9 -8.0 -0.46| 4.8 -2.2 2500 341 14 141 6| 2.2 2.3 4.5| 0.5 -18.1 -17.5 -7.0 -0.51| 4.8 -2.4 3000 338 16 147 4| 1.8 2.7 4.5| 0.5 -21.7 -21.1 -7.0 -0.50| 4.8 -2.4 4000 329 20 237 2| 1.4 3.2 4.6| 0.5 -40.1 -39.6 -9.9 -0.48| 5.1 -2.5 5000 317 23 261 8| 1.1 3.6 4.7| 0.5 -85.0 -84.5 -16.9 -0.49| 5.4 -2.7 6000 306 26 259 14| 0.9 3.8 4.7| 0.5-141.0-140.5 -23.4 -0.49| 5.6 -2.7 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20260112.12.gif