UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 11 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 218 SFC 974 489 -12.5 -17.2 68 4.7 -13.5 250 3 262.6 262.8 261.3 265.4 1.02 2 925 811 -16.3 -21.0 67 4.7 -17.1 260 33 262.6 262.8 260.8 264.8 0.77 3 850 1441 -21.1 -24.6 73 3.5 -21.6 280 46 264.0 264.1 261.6 265.8 0.61 4 810 1795 -24.1 -27.4 74 3.3 -24.5 278 46 264.5 264.6 261.7 265.9 0.50 5 780 2073 -18.9 -21.6 79 2.7 -19.4 276 47 273.0 273.1 268.3 275.5 0.87 6 761 2256 -19.7 -21.8 83 2.1 -20.1 274 47 274.0 274.2 269.0 276.6 0.88 7 744 2424 -20.3 -22.5 83 2.2 -20.7 273 47 275.2 275.3 269.7 277.6 0.84 8 734 2524 -19.9 -22.3 81 2.4 -20.3 272 48 276.7 276.8 270.7 279.2 0.87 9 700 2875 -21.7 -24.3 79 2.6 -22.1 270 48 278.5 278.6 271.6 280.7 0.76 10 628 3669 -24.9 -27.7 77 2.8 -25.3 281 47 283.6 283.7 274.3 285.5 0.62 11 621 3751 -23.7 -26.4 78 2.7 -24.1 282 47 285.9 286.0 275.6 288.1 0.71 12 500 5300 -34.5 -37.8 72 3.3 -34.8 305 46 291.0 291.0 277.6 291.9 0.29 13 400 6820 -46.3 -49.9 67 3.6 -46.4 310 48 294.8 294.8 279.1 295.2 0.10 14 304 8587 -60.1 -64.0 60 3.9 -60.2 310 50 299.5 299.5 281.1 299.6 0.02 15 300 8670 -60.5 -64.3 61 3.8 -60.5 310 50 300.1 300.1 281.4 300.1 0.02 16 257 9622 -65.5 -69.3 59 3.8 -65.5 310 53 306.3 306.3 283.9 306.3 0.01 17 251 9766 -65.9 -69.6 60 3.7 -65.9 310 54 307.7 307.7 284.5 307.8 0.01 18 250 9790 -65.7 -69.5 59 3.8 -65.7 310 54 308.4 308.4 284.7 308.4 0.01 19 210 10844 -66.7 -70.4 59 3.7 -66.7 302 49 322.6 322.6 289.6 322.7 0.01 20 200 11140 -64.9 -68.9 58 4.0 -65.0 300 48 330.0 330.0 291.7 330.1 0.02 21 166 12286 -62.3 -66.3 59 4.0 -62.4 294 38 352.4 352.4 297.2 352.5 0.03 22 150 12910 -64.3 -68.3 58 4.0 -64.4 290 33 359.3 359.3 298.6 359.4 0.03 23 130 13778 -67.3 -71.2 58 3.9 -67.4 290 34 368.9 369.0 300.4 369.0 0.02 24 100 15370 -64.5 -68.7 56 4.2 -64.6 290 35 403.1 403.1 305.6 403.3 0.04 25 70 17530 -67.7 -72.0 54 4.3 -67.8 275 40 439.5 439.6 309.8 439.7 0.03 26 60 18457 -69.3 -73.7 53 4.4 -69.4 273 43 455.8 455.8 311.4 456.0 0.03 27 50 19550 -68.5 -73.0 52 4.5 -68.6 270 46 482.1 482.1 313.6 482.3 0.04 28 39 21044 -67.1 -71.6 53 4.5 -67.2 521.1 521.1 316.4 521.5 0.06 TRP 251 9766 -65.9 -69.6 60 3.7 -65.9 310 54 307.7 307.7 284.5 307.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5082.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 75.48 % Est. max temperature: -10.78 C = 12.60 F Sfc-Lift cond lev (LCL): 902.66 mb = 993.19 m = 3258.47 ft T: -17.69 C 700-500 lapse rate: 5.28 C/km ThetaE index: 0.62 C Layer 925.0- 850.0 mb Conv cond level (CCL): 842.34 mb = 1507.42 m = 4945.53 ft Mean mixing ratio: 0.80 g/kg Conv temperature: -11.00 C = 12.21 F Cap Strength: 18.53 C Lifted Index: 21.32 C Risk: None Lifted Index @300 mb: 24.79 C Lifted Index @700 mb: 12.82 C Showalter Index: 20.79 C Risk: None Total Totals Index: 23.30 C Risk: None Vertical Totals Index: 13.40 C Cross Totals Index: 9.90 C K Index: -13.80 Risk: None Sweat Index: 138.00 Risk: None Energy Index: 5.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.05 J/kg Max Up Vert Vel: 2.47 m/s Conv Inhibition (B-): 39865.35 J/kg Cap Strength: 21.10 C Lift Cond Lev (LCL): 859.09 mb = 1361.73 m = 4467.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 33 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 ---------------------------------------------------------- 0 974 489 250 3 2.8 1.0 | 141 32 -20.2 25.1 1 925 811 260 33 32.5 5.7 | 198 31 9.5 29.8 2 850 1441 280 46 45.3 -8.0 | 234 27 22.3 16.1 3 700 2875 270 48 48.0 -0.0 | 226 35 25.0 24.1 4 500 5300 305 46 37.7 -26.4 | 279 15 14.7 -2.3 5 400 6820 310 48 36.8 -30.9 | 296 15 13.7 -6.8 6 300 8670 310 50 38.3 -32.1 | 298 17 15.3 -8.1 7 251 9766 310 54 41.4 -34.7 | 300 21 18.3 -10.6 8 250 9790 310 54 41.4 -34.7 | 300 21 18.3 -10.6 9 200 11140 300 48 41.6 -24.0 | 270 19 18.5 0.1 10 150 12910 290 33 31.0 -11.3 | 212 15 8.0 12.8 11 100 15370 290 35 32.9 -12.0 | 219 16 9.9 12.1 12 70 17530 275 40 39.8 -3.5 | 219 27 16.8 20.6 13 50 19550 270 46 46.0 -0.0 | 224 33 23.0 24.1 Wind Parameters Mean winds (0-6000m): 286.3 at 44.4 knts Storm direction: 316.3 at 33.3 knts Shear (0-3000m) pos: 7.6 neg: 1.2 tot: 8.7 10-3/s Storm rel Dir Shear (0-3000m): 93.8 deg Storm rel helicity (0-3000m) pos: 417.2 neg: -34.1 tot: 383.1 m^2/s^2 ave: 127.7 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 8.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.04 Bulk Shear: 85.62 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 ------------------------------------------------------------------------------- 500 261 23 180 28| 34.8 0.0 34.8|273.7 0.0 273.7 547.5 0.99| 36.2 35.6 1000 270 32 200 26| 22.4 0.0 22.4|376.4 0.0 376.4 376.4 0.98| 25.2 24.8 1500 273 36 211 26| 14.9 1.0 15.9|376.4 -11.4 365.0 243.3 0.90| 17.8 16.0 2000 273 39 216 27| 11.2 1.5 12.7|376.4 -24.2 352.2 176.1 0.82| 14.1 11.6 2500 273 41 219 28| 8.9 1.4 10.4|383.7 -34.1 349.6 139.8 0.77| 12.0 9.2 3000 273 42 221 29| 7.6 1.2 8.7|417.2 -34.1 383.1 127.7 0.76| 11.0 8.4 4000 277 43 226 28| 5.9 0.9 6.7|471.2 -34.1 437.1 109.3 0.75| 9.8 7.3 5000 281 44 232 25| 4.8 0.7 5.6|508.1 -34.1 474.0 94.8 0.76| 8.9 6.7 6000 286 44 239 23| 4.2 0.6 4.8|519.9 -34.1 485.8 81.0 0.77| 7.6 5.8 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251211.12.gif