UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121600.upa.cvt Date: 0000Z 16 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 16 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 200 SFC 972 489 -16.3 -19.1 79 2.8 -16.8 50 1 258.9 259.1 258.1 261.3 0.87 2 929 769 -8.3 -10.3 85 2.0 -8.9 196 5 270.5 270.8 268.4 275.7 1.88 3 925 796 -8.1 -9.9 87 1.8 -8.6 210 5 271.0 271.3 268.9 276.4 1.94 4 889 1104 -7.3 -10.2 80 2.9 -8.2 252 9 274.9 275.3 271.4 280.5 1.98 5 851 1443 -9.1 -13.6 70 4.5 -10.3 299 13 276.5 276.8 271.7 281.0 1.57 6 850 1452 -9.1 -13.6 70 4.5 -10.3 300 13 276.6 276.9 271.8 281.1 1.57 7 842 1525 -8.9 -13.8 68 4.9 -10.2 300 14 277.6 277.8 272.3 282.1 1.56 8 827 1664 -9.5 -14.5 67 5.0 -10.8 301 16 278.4 278.6 272.7 282.7 1.50 9 818 1749 -9.3 -14.3 67 5.0 -10.6 302 18 279.5 279.7 273.4 283.9 1.54 10 703 2903 -16.9 -19.3 82 2.4 -17.4 310 35 283.4 283.6 275.0 286.9 1.18 11 700 2935 -16.3 -18.7 82 2.4 -16.9 310 36 284.4 284.7 275.7 288.2 1.25 12 694 3000 -16.1 -18.7 80 2.6 -16.7 309 36 285.4 285.6 276.2 289.1 1.26 13 522 5092 -27.5 -31.1 71 3.6 -28.0 293 38 295.8 295.9 280.3 297.6 0.55 14 500 5400 -29.9 -33.5 71 3.6 -30.3 290 38 296.6 296.7 280.5 298.1 0.45 15 406 6858 -40.9 -44.2 70 3.3 -41.1 285 42 300.6 300.6 281.8 301.2 0.19 16 400 6960 -41.9 -45.0 72 3.1 -42.1 285 42 300.5 300.6 281.8 301.1 0.17 17 300 8830 -57.9 -61.1 67 3.2 -57.9 285 44 303.7 303.7 283.0 303.9 0.03 18 250 9960 -67.3 -70.5 64 3.2 -67.3 280 48 306.0 306.0 283.8 306.1 0.01 19 200 11320 -64.1 -67.7 61 3.6 -64.1 290 52 331.2 331.3 292.1 331.3 0.02 20 186 11765 -61.3 -64.7 64 3.4 -61.3 286 55 342.7 342.7 295.0 342.9 0.03 21 174 12175 -64.3 -67.9 61 3.6 -64.3 282 58 344.4 344.4 295.4 344.5 0.02 22 152 13007 -59.9 -63.8 60 3.9 -60.0 275 64 365.4 365.5 299.8 365.7 0.05 23 150 13090 -59.5 -63.4 60 3.9 -59.6 280 62 367.6 367.6 300.2 367.8 0.05 24 144 13347 -59.1 -63.0 60 3.9 -59.2 281 61 372.6 372.6 301.1 372.8 0.06 25 119 14532 -63.9 -68.1 56 4.2 -64.0 286 57 384.6 384.7 303.0 384.8 0.03 26 100 15600 -64.3 -68.7 55 4.4 -64.4 290 54 403.5 403.5 305.7 403.7 0.04 27 70 17780 -64.5 -69.3 52 4.8 -64.6 285 56 446.4 446.4 310.6 446.7 0.05 28 68 17956 -64.3 -69.1 52 4.8 -64.4 285 56 450.5 450.6 310.9 450.8 0.05 29 52 19574 -67.7 -72.7 49 5.0 -67.8 289 60 478.6 478.6 313.4 478.8 0.04 30 50 19810 -66.3 -71.3 49 5.0 -66.4 290 60 487.2 487.3 314.0 487.6 0.05 31 46 20316 -65.9 -70.9 50 5.0 -66.1 500.0 500.0 314.9 500.3 0.06 TRP 250 9960 -67.3 -70.5 64 3.2 -67.3 280 48 306.0 306.0 283.8 306.1 0.01 WND 152 13007 -59.9 -63.8 60 3.9 -60.0 275 64 365.4 365.5 299.8 365.7 0.05 Sounding variables and indices 1000-500 mb thick: 5200.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 75.65 % Est. max temperature: 3.56 C = 38.41 F Sfc-Lift cond lev (LCL): 928.50 mb = 772.09 m = 2533.07 ft T: -8.27 C 700-500 lapse rate: 5.52 C/km Conv cond level (CCL): 972.00 mb = 489.00 m = 1604.31 ft Mean mixing ratio: 1.70 g/kg Conv temperature: -10.99 C = 12.22 F Cap Strength: 18.01 C Lifted Index: 18.33 C Risk: None Lifted Index @300 mb: 20.71 C Lifted Index @700 mb: 10.52 C Showalter Index: 13.15 C Risk: None Total Totals Index: 37.10 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 16.30 C K Index: 4.80 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 3.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.67 J/kg Max Up Vert Vel: 10.36 m/s Conv Inhibition (B-): 32935.75 J/kg Cap Strength: 18.32 C Lift Cond Lev (LCL): 890.42 mb = 1091.91 m = 3582.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 22 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 ---------------------------------------------------------- 0 972 489 50 1 -0.8 -0.6 | 145 22 -12.6 18.0 1 925 796 210 5 2.5 4.3 | 158 25 -9.4 23.0 2 850 1452 300 13 11.3 -6.5 | 177 12 -0.6 12.2 3 700 2935 310 36 27.6 -23.1 | 286 16 15.7 -4.5 4 500 5400 290 38 35.7 -13.0 | 257 25 23.9 5.7 5 400 6960 285 42 40.6 -10.9 | 255 30 28.7 7.8 6 300 8830 285 44 42.5 -11.4 | 257 32 30.6 7.3 7 250 9960 280 48 47.3 -8.3 | 254 37 35.4 10.3 8 200 11320 290 52 48.9 -17.8 | 269 37 37.0 0.9 9 152 13007 275 64 63.8 -5.6 | 256 54 51.9 13.1 10 150 13090 280 62 61.1 -10.8 | 261 50 49.2 7.9 11 100 15600 290 54 50.7 -18.5 | 270 39 38.9 0.2 12 70 17780 285 56 54.1 -14.5 | 264 42 42.2 4.2 13 50 19810 290 60 56.4 -20.5 | 272 45 44.5 -1.8 Wind Parameters Mean winds (0-6000m): 297.6 at 29.5 knts Storm direction: 327.6 at 22.1 knts Shear (0-3000m) pos: 5.9 neg: 1.9 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 132.9 deg Storm rel helicity (0-3000m) pos: 143.6 neg: -13.0 tot: 130.6 m^2/s^2 ave: 43.5 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 5.3 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.48 Bulk Shear: 111.89 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 ------------------------------------------------------------------------------- 500 217 4 157 24| 0.0 8.6 8.6| 63.2 -3.3 59.8 119.7 0.72| 13.0 9.3 1000 273 7 165 19| 6.3 4.3 10.6| 87.9 -3.3 84.5 84.5 0.54| 13.2 7.1 1500 291 10 171 15| 6.7 2.9 9.6|106.9 -3.3 103.6 69.1 0.63| 11.5 7.2 2000 299 14 181 12| 7.1 2.1 9.2|126.0 -3.3 122.7 61.4 0.69| 10.6 7.3 2500 303 18 198 9| 7.1 1.7 8.8|143.6 -3.3 140.3 56.1 0.69| 10.0 6.8 3000 305 20 215 9| 5.9 1.9 7.8|143.6 -13.0 130.6 43.5 0.61| 8.8 5.3 4000 303 25 239 10| 4.5 2.1 6.5|143.6 -34.4 109.2 27.3 0.48| 7.2 3.5 5000 301 27 248 13| 3.6 2.2 5.7|143.6 -57.0 86.6 17.3 0.38| 6.3 2.4 6000 298 29 251 15| 3.0 2.1 5.1|143.6 -60.6 83.0 13.8 0.35| 5.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251216.00.gif