UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 30 DEC 25 Station: UIBB WMO ident: 30309 Latitude: 56.07 Longitude: 101.83 Elevation: 489.00 ------------------------------------------------------------------------------- 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 276 SFC 981 489 -22.9 -26.6 72 3.7 -23.3 190 1 251.6 251.7 251.1 252.8 0.44 2 979 501 -23.5 -27.2 72 3.7 -23.9 189 1 251.2 251.2 250.6 252.3 0.42 3 937 774 -17.9 -20.6 79 2.7 -18.3 177 5 260.0 260.2 258.9 262.2 0.79 4 933 801 -18.1 -20.7 80 2.6 -18.5 176 6 260.2 260.3 258.9 262.3 0.79 5 925 855 -17.3 -19.7 82 2.4 -17.7 174 7 261.6 261.8 260.2 264.0 0.87 6 915 936 -16.5 -18.8 82 2.3 -16.9 171 8 263.3 263.4 261.6 265.9 0.95 7 894 1110 -16.9 -19.2 82 2.3 -17.3 164 10 264.6 264.7 262.6 267.2 0.94 8 887 1169 -17.1 -19.6 81 2.5 -17.6 162 11 265.0 265.1 262.9 267.5 0.91 9 850 1491 -12.1 -20.1 51 8.0 -13.7 150 15 273.5 273.6 268.7 276.1 0.91 10 828 1691 -13.1 -25.1 36 12.0 -15.2 174 16 274.5 274.6 268.8 276.3 0.60 11 700 2944 -23.5 -27.3 71 3.8 -24.0 325 21 276.5 276.6 270.1 278.2 0.58 12 696 2986 -23.7 -27.3 72 3.6 -24.2 325 21 276.7 276.8 270.2 278.4 0.58 13 678 3178 -20.1 -23.2 76 3.1 -20.7 327 22 282.8 282.9 274.2 285.4 0.87 14 674 3222 -20.5 -23.5 77 3.0 -21.0 327 23 282.8 283.0 274.2 285.4 0.85 15 517 5135 -32.3 -39.3 50 7.0 -32.9 343 35 290.9 290.9 277.5 291.7 0.24 16 500 5370 -34.3 -42.3 44 8.0 -34.8 345 36 291.2 291.3 277.6 291.8 0.18 17 448 6128 -40.9 -50.9 33 10.0 -41.3 345 45 292.2 292.2 277.9 292.5 0.08 18 400 6890 -46.7 -54.7 40 8.0 -46.9 345 54 294.3 294.3 278.9 294.5 0.06 19 300 8740 -60.9 -68.9 34 8.0 -61.0 360 77 299.5 299.5 281.1 299.5 0.01 20 298 8781 -61.5 -69.5 34 8.0 -61.6 360 78 299.2 299.2 281.0 299.3 0.01 21 293 8886 -61.9 -69.9 34 8.0 -62.0 360 79 300.1 300.1 281.4 300.1 0.01 22 267 9457 -64.1 -72.1 33 8.0 -64.1 345 58 305.0 305.0 283.4 305.0 0.01 23 264 9526 -64.1 -72.1 33 8.0 -64.1 343 57 306.0 306.0 283.8 306.0 0.01 24 250 9860 -62.3 -69.3 39 7.0 -62.4 335 54 313.4 313.4 286.6 313.5 0.01 25 212 10884 -58.5 -66.5 35 8.0 -58.6 331 48 334.5 334.5 293.0 334.6 0.02 26 200 11250 -58.3 -66.3 35 8.0 -58.4 330 46 340.4 340.4 294.4 340.5 0.03 27 150 13070 -56.1 -64.1 36 8.0 -56.3 310 54 373.4 373.4 301.2 373.6 0.05 28 128 14080 -54.7 -63.7 32 9.0 -55.0 310 50 393.3 393.3 304.3 393.5 0.06 29 100 15650 -56.9 -67.9 24 11.0 -57.2 310 44 417.8 417.8 307.5 418.0 0.04 30 70 17900 -55.7 -67.7 21 12.0 -56.2 300 48 465.2 465.2 312.3 465.6 0.06 31 50 20030 -57.3 -71.3 15 14.0 -58.0 295 40 508.4 508.5 315.5 508.8 0.05 32 46 20556 -58.1 -72.1 15 14.0 -58.7 518.8 518.8 316.2 519.1 0.05 TRP 267 9457 -64.1 -72.1 33 8.0 -64.1 345 58 305.0 305.0 283.4 305.0 0.01 WND 293 8886 -61.9 -69.9 34 8.0 -62.0 360 79 300.1 300.1 281.4 300.1 0.01 Sounding variables and indices 1000-500 mb thick: 5094.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 62.35 % Est. max temperature: -0.32 C = 31.43 F Sfc-Lift cond lev (LCL): 922.46 mb = 875.59 m = 2872.65 ft T: -17.10 C 700-500 lapse rate: 4.45 C/km ThetaE index: 0.52 C Layer 979.0- 937.0 mb Conv cond level (CCL): 981.00 mb = 489.00 m = 1604.31 ft Mean mixing ratio: 0.77 g/kg Conv temperature: -20.35 C = -4.63 F Cap Strength: 23.96 C Lifted Index: 24.01 C Risk: None Lifted Index @300 mb: 26.56 C Lifted Index @700 mb: 13.63 C Showalter Index: 12.67 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 14.20 C K Index: -1.70 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 3.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.43 J/kg Max Up Vert Vel: 9.94 m/s Conv Inhibition (B-): 38840.23 J/kg Cap Strength: 24.00 C Lift Cond Lev (LCL): 894.03 mb = 1110.05 m = 3641.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 10 at 19 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 ---------------------------------------------------------- 0 981 489 190 1 0.2 1.0 | 190 20 3.6 19.6 1 850 1491 150 15 -7.5 13.0 | 173 32 -4.1 31.6 2 700 2944 325 21 12.0 -17.2 | 265 15 15.4 1.4 3 500 5370 345 36 9.3 -34.8 | 322 21 12.7 -16.2 4 400 6890 345 54 14.0 -52.2 | 333 38 17.4 -33.5 5 300 8740 360 77 -0.0 -77.0 | 357 58 3.4 -58.4 6 293 8886 360 79 -0.0 -79.0 | 357 60 3.4 -60.4 7 267 9457 345 58 15.0 -56.0 | 334 42 18.4 -37.4 8 250 9860 335 54 22.8 -48.9 | 319 40 26.2 -30.3 9 200 11250 330 46 23.0 -39.8 | 309 34 26.4 -21.2 10 150 13070 310 54 41.4 -34.7 | 290 48 44.7 -16.1 11 100 15650 310 44 33.7 -28.3 | 285 38 37.1 -9.7 12 70 17900 300 48 41.6 -24.0 | 277 45 45.0 -5.4 13 50 20030 295 40 36.3 -16.9 | 268 40 39.6 1.7 Wind Parameters Mean winds (0-6000m): 340.3 at 25.2 knts Storm direction: 10.3 at 18.9 knts Shear (0-3000m) pos: 6.7 neg: 2.4 tot: 9.2 10-3/s Storm rel Dir Shear (0-3000m): 88.3 deg Storm rel helicity (0-3000m) pos: 401.2 neg: -63.0 tot: 338.2 m^2/s^2 ave: 112.7 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 12.7 stream: 7.3 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 0.44 Bulk Shear: 112.93 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 ------------------------------------------------------------------------------- 500 139 4 182 22| 0.0 7.3 7.3| 0.0 -16.0 -16.0 -32.0 -0.35| 7.4 -2.6 1000 152 8 179 26| 0.0 7.3 7.3| 0.0 -63.0 -63.0 -63.0 -0.56| 7.8 -4.4 1500 165 10 181 29| 5.5 4.9 10.4|147.8 -63.0 84.8 56.5 0.24| 11.0 2.6 2000 187 12 189 31| 7.6 3.7 11.3|303.7 -63.0 240.7 120.3 0.50| 13.2 6.6 2500 178 14 185 33| 7.5 2.9 10.4|386.8 -63.0 323.8 129.5 0.56| 14.5 8.1 3000 313 15 240 17| 6.7 2.4 9.2|401.2 -63.0 338.2 112.7 0.58| 12.7 7.3 4000 330 18 257 13| 5.8 1.8 7.7|432.7 -63.0 369.7 92.4 0.61| 10.5 6.4 5000 337 21 276 12| 5.4 1.5 6.8|467.6 -63.0 404.6 80.9 0.63| 9.2 5.8 6000 340 25 293 13| 4.5 0.4 4.9|493.0 -63.0 430.0 71.7 0.59| 8.7 5.2 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251230.00.gif