UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011300.upa.cvt Date: 0000Z 13 JAN 26 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 13 JAN 26 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 163 -17.7 -53.7 3 36.0 -19.7 170 1 254.6 254.6 252.7 254.7 0.03 1 1010 178 -17.1 -28.1 38 11.0 -18.4 147 1 255.3 255.4 254.1 256.4 0.37 2 1000 253 -15.9 -26.9 38 11.0 -17.3 30 1 257.2 257.3 255.8 258.4 0.42 3 991 321 -13.3 -24.3 39 11.0 -15.0 32 2 260.5 260.6 258.7 262.0 0.54 4 925 848 -11.3 -21.3 43 10.0 -13.2 45 9 267.8 267.9 264.6 269.9 0.75 5 924 856 -11.3 -21.3 43 10.0 -13.2 44 9 267.8 268.0 264.6 270.0 0.75 6 869 1325 -12.7 -22.7 43 10.0 -14.5 357 10 271.1 271.2 266.8 273.2 0.71 7 850 1494 -11.1 -22.1 40 11.0 -13.3 340 11 274.5 274.6 269.1 276.8 0.76 8 828 1696 -9.3 -20.3 40 11.0 -11.8 335 13 278.5 278.6 271.8 281.2 0.92 9 743 2532 -9.9 -19.9 44 10.0 -12.3 316 21 286.6 286.8 276.6 289.8 1.06 10 700 2989 -12.3 -22.3 43 10.0 -14.5 305 25 288.9 289.0 277.5 291.7 0.91 11 666 3368 -15.1 -24.1 46 9.0 -16.9 303 29 289.9 290.0 277.9 292.4 0.82 12 654 3506 -14.1 -23.1 46 9.0 -16.0 302 30 292.5 292.7 279.3 295.4 0.91 13 597 4195 -16.9 -24.9 50 8.0 -18.5 298 37 297.0 297.1 281.2 299.7 0.85 14 500 5500 -27.5 -35.5 46 8.0 -28.4 290 50 299.5 299.6 281.7 300.8 0.37 15 400 7060 -40.1 -49.1 38 9.0 -40.5 290 52 302.9 302.9 282.7 303.3 0.11 16 300 8960 -56.1 -67.1 24 11.0 -56.2 280 66 306.3 306.3 283.9 306.3 0.02 17 255 9970 -65.3 -80.3 11 15.0 -65.4 280 70 307.2 307.2 284.3 307.3 0.00 18 250 10090 -66.5 -81.5 10 15.0 -66.5 280 71 307.2 307.2 284.2 307.2 0.00 19 238 10387 -68.2 -81.7 13 13.4 -68.3 280 73 308.9 308.9 284.9 308.9 0.00 20 235 10463 -68.7 -81.7 14 13.0 -68.7 280 69 309.4 309.4 285.1 309.4 0.00 21 200 11440 -64.1 -77.1 15 13.0 -64.2 275 58 331.2 331.3 292.0 331.3 0.01 22 188 11819 -63.9 -75.9 18 12.0 -64.0 275 55 337.5 337.5 293.7 337.5 0.01 23 174 12298 -59.3 -70.3 23 11.0 -59.5 275 51 352.6 352.6 297.2 352.7 0.02 24 150 13220 -62.3 -74.3 19 12.0 -62.4 275 44 362.8 362.8 299.2 362.8 0.01 25 142 13558 -63.5 -75.5 18 12.0 -63.6 274 46 366.4 366.4 299.9 366.4 0.01 26 127 14251 -58.9 -72.9 15 14.0 -59.2 271 49 386.6 386.6 303.3 386.6 0.02 27 100 15740 -61.9 -80.9 6 19.0 -62.1 265 56 408.1 408.1 306.3 408.2 0.01 28 70 17930 -64.7 -92.7 1 28.0 -64.9 255 52 446.0 446.0 310.5 446.0 0.00 29 57 19179 -67.7 -94.7 1 27.0 -67.9 261 67 466.2 466.2 312.3 466.2 0.00 30 50 19970 -67.7 -94.7 1 27.0 -67.9 265 77 484.0 484.0 313.8 484.0 0.00 31 34 22304 -65.7 -93.7 1 28.0 -66.1 257 85 545.6 545.6 317.8 545.7 0.00 32 30 23060 -68.3 -95.3 1 27.0 -68.7 255 87 558.4 558.4 318.6 558.4 0.00 33 29 23263 -68.5 -95.5 1 27.0 -68.8 563.3 563.3 318.8 563.3 0.00 TRP 235 10463 -68.7 -81.7 14 13.0 -68.7 280 69 309.4 309.4 285.1 309.4 0.00 WND 238 10387 -68.2 -81.7 13 13.4 -68.3 280 73 308.9 308.9 284.9 308.9 0.00 Sounding variables and indices 1000-500 mb thick: 5247.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 44.57 % Est. max temperature: 0.14 C = 32.25 F Sfc-Lift cond lev (LCL): 548.11 mb = 4823.93 m = 15826.34 ft T: -22.01 C 700-500 lapse rate: 6.05 C/km Conv cond level (CCL): 470.26 mb = 5928.65 m = 19450.72 ft Mean mixing ratio: 0.61 g/kg Conv temperature: 28.39 C = 83.10 F Cap Strength: 27.90 C Lifted Index: 28.38 C Risk: None Lifted Index @300 mb: 29.22 C Lifted Index @700 mb: 22.31 C Showalter Index: 18.95 C Risk: None Total Totals Index: 21.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 5.40 C K Index: -15.70 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 5.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.27 J/kg Max Up Vert Vel: 8.52 m/s Conv Inhibition (B-): 47918.20 J/kg Cap Strength: 28.38 C Lift Cond Lev (LCL): 811.96 mb = 1846.80 m = 6058.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 21 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 163 170 1 -0.2 1.0 | 151 22 -10.4 18.9 1 1000 253 30 1 -0.5 -0.9 | 148 20 -10.8 17.0 2 925 848 45 9 -6.4 -6.4 | 125 20 -16.6 11.5 3 850 1494 340 11 3.8 -10.3 | 139 10 -6.5 7.6 4 700 2989 305 25 20.5 -14.3 | 251 11 10.2 3.6 5 500 5500 290 50 47.0 -17.1 | 269 37 36.7 0.8 6 400 7060 290 52 48.9 -17.8 | 270 39 38.6 0.1 7 300 8960 280 66 65.0 -11.5 | 263 55 54.7 6.4 8 250 10090 280 71 69.9 -12.3 | 265 60 59.7 5.6 9 238 10387 280 73 71.9 -12.7 | 265 62 61.6 5.2 10 235 10463 280 69 68.0 -12.0 | 264 58 57.7 5.9 11 200 11440 275 58 57.8 -5.1 | 255 49 47.5 12.8 12 150 13220 275 44 43.8 -3.8 | 247 36 33.6 14.1 13 100 15740 265 56 55.8 4.9 | 243 51 45.5 22.8 14 70 17930 255 52 50.2 13.5 | 232 51 40.0 31.4 15 50 19970 265 77 76.7 6.7 | 250 71 66.5 24.6 16 30 23060 255 87 84.0 22.5 | 241 84 73.8 40.4 Wind Parameters Mean winds (0-6000m): 300.2 at 27.5 knts Storm direction: 330.2 at 20.6 knts Shear (0-3000m) pos: 0.0 neg: 4.7 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 104.9 deg Storm rel helicity (0-3000m) pos: 27.2 neg: -50.8 tot: -23.6 m^2/s^2 ave: -7.9 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.34 Bulk Shear: 105.56 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 40 3 141 20| 0.0 7.4 7.4| 0.0 -34.7 -34.7 -69.5 -0.89| 7.7 -6.8 1000 36 6 133 19| 0.0 5.6 5.6| 0.6 -50.8 -50.2 -50.2 -0.64| 7.8 -5.0 1500 14 8 131 16| 0.0 4.6 4.6| 11.3 -50.8 -39.5 -26.3 -0.26| 7.9 -2.1 2000 355 9 132 13| 0.0 4.7 4.7| 15.8 -50.8 -35.0 -17.5 -0.10| 7.3 -0.7 2500 339 11 140 9| 0.0 4.7 4.7| 21.5 -50.8 -29.3 -11.7 0.06| 7.1 0.4 3000 327 14 157 7| 0.0 4.7 4.7| 27.2 -50.8 -23.6 -7.9 0.10| 7.0 0.7 4000 314 18 205 6| 0.0 4.8 4.8| 41.5 -50.8 -9.3 -2.3 0.15| 6.6 1.0 5000 306 23 241 10| 0.0 4.9 4.9| 44.9 -51.7 -6.8 -1.4 0.13| 6.4 0.8 6000 300 28 253 14| 0.0 4.4 4.4| 47.6 -54.3 -6.8 -1.1 0.12| 5.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20260113.00.gif