UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 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 213 SFC 974 489 -10.1 -13.0 79 2.9 -10.8 0 0 265.0 265.3 263.9 269.0 1.44 2 956 607 -7.3 -9.3 86 2.0 -7.9 338 5 269.3 269.6 267.8 274.7 1.97 3 925 818 -9.3 -12.1 80 2.8 -10.1 300 13 269.8 270.1 267.5 274.3 1.63 4 908 961 -9.7 -12.7 79 3.0 -10.5 298 17 270.8 271.1 268.2 275.2 1.58 5 905 987 -9.7 -12.8 78 3.1 -10.5 297 17 271.1 271.3 268.3 275.5 1.58 6 900 1030 -9.7 -12.8 78 3.1 -10.5 297 18 271.5 271.8 268.6 275.9 1.58 7 866 1326 -11.7 -18.7 56 7.0 -13.2 292 25 272.4 272.6 268.2 275.3 1.01 8 856 1415 -10.7 -18.7 52 8.0 -12.5 291 28 274.4 274.6 269.5 277.3 1.02 9 850 1469 -10.9 -18.9 52 8.0 -12.6 290 29 274.7 274.9 269.7 277.7 1.01 10 832 1633 -12.5 -23.5 39 11.0 -14.5 288 29 274.7 274.8 269.1 276.8 0.69 11 807 1865 -14.7 -23.7 46 9.0 -16.3 286 29 274.8 274.9 269.2 276.9 0.70 12 720 2722 -18.5 -22.1 73 3.6 -19.1 277 29 279.7 279.9 272.6 282.4 0.90 13 700 2932 -20.1 -23.7 73 3.6 -20.7 275 29 280.2 280.4 272.7 282.6 0.81 14 579 4319 -26.3 -29.6 74 3.3 -26.8 252 36 288.6 288.7 276.9 290.4 0.57 15 500 5360 -34.7 -38.4 69 3.7 -35.0 235 42 290.7 290.8 277.5 291.6 0.28 16 442 6209 -42.1 -45.4 70 3.3 -42.3 238 49 291.8 291.8 277.8 292.3 0.15 17 400 6880 -45.5 -48.9 68 3.4 -45.6 240 54 295.9 295.9 279.7 296.2 0.11 18 303 8678 -59.1 -62.5 65 3.4 -59.2 240 52 301.2 301.2 281.9 301.3 0.03 19 300 8740 -59.5 -62.9 64 3.4 -59.5 240 52 301.5 301.5 282.0 301.6 0.03 20 253 9797 -63.5 -66.9 63 3.4 -63.6 250 54 310.6 310.6 285.5 310.7 0.02 21 250 9870 -63.3 -66.7 63 3.4 -63.3 250 54 312.0 312.0 286.1 312.0 0.02 22 222 10601 -60.0 -63.6 63 3.5 -60.1 255 66 327.8 327.8 291.1 327.9 0.03 23 213 10858 -58.9 -62.5 63 3.6 -59.0 259 59 333.4 333.4 292.7 333.6 0.04 24 200 11250 -59.7 -63.2 64 3.5 -59.7 265 48 338.2 338.2 293.9 338.4 0.04 25 170 12269 -58.5 -62.2 62 3.7 -58.6 271 48 356.3 356.3 298.0 356.5 0.05 26 157 12766 -61.3 -64.8 63 3.5 -61.4 273 48 359.8 359.8 298.7 359.9 0.04 27 150 13050 -59.5 -63.4 60 3.9 -59.6 275 48 367.6 367.6 300.2 367.8 0.05 28 138 13573 -58.1 -62.2 59 4.1 -58.2 275 49 378.9 378.9 302.1 379.2 0.06 29 121 14393 -61.5 -65.5 59 4.0 -61.6 275 51 387.2 387.2 303.4 387.4 0.05 30 110 14989 -57.1 -61.6 57 4.5 -57.3 275 53 406.2 406.2 306.1 406.6 0.09 31 100 15590 -58.5 -63.2 55 4.7 -58.7 275 54 414.7 414.7 307.2 415.1 0.08 32 80 16978 -63.7 -68.7 50 5.0 -63.8 278 54 431.3 431.3 309.0 431.6 0.05 33 70 17800 -62.7 -67.7 51 5.0 -62.9 280 54 450.2 450.3 310.9 450.6 0.06 34 56 19173 -62.5 -68.5 44 6.0 -62.7 283 57 480.4 480.4 313.5 480.8 0.07 35 50 19870 -63.3 -69.3 44 6.0 -63.5 285 58 494.3 494.3 314.6 494.7 0.07 36 38 21544 -66.5 -72.5 43 6.0 -66.7 526.5 526.5 316.7 526.9 0.06 TRP 253 9797 -63.5 -66.9 63 3.4 -63.6 250 54 310.6 310.6 285.5 310.7 0.02 WND 222 10601 -60.0 -63.6 63 3.5 -60.1 255 66 327.8 327.8 291.1 327.9 0.03 Sounding variables and indices 1000-500 mb thick: 5147.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 68.28 % Est. max temperature: -0.46 C = 31.17 F Sfc-Lift cond lev (LCL): 929.68 mb = 785.75 m = 2577.89 ft T: -8.99 C 700-500 lapse rate: 6.01 C/km ThetaE index: 0.88 C Layer 832.0- 807.0 mb Conv cond level (CCL): 817.35 mb = 1768.06 m = 5800.65 ft Mean mixing ratio: 1.61 g/kg Conv temperature: -0.44 C = 31.21 F Cap Strength: 12.67 C Lifted Index: 13.56 C Risk: None Lifted Index @300 mb: 19.11 C Lifted Index @700 mb: 6.77 C Showalter Index: 11.04 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 15.80 C K Index: 1.30 Risk: None Sweat Index: 100.00 Risk: None Energy Index: 2.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.13 J/kg Max Up Vert Vel: 5.68 m/s Conv Inhibition (B-): 38881.87 J/kg Cap Strength: 13.47 C Lift Cond Lev (LCL): 879.03 mb = 1210.91 m = 3972.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 25 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 0 0 -0.0 -0.0 | 107 25 -23.5 7.2 1 925 818 300 13 11.3 -6.5 | 93 12 -12.3 0.7 2 850 1469 290 29 27.3 -9.9 | 306 5 3.7 -2.7 3 700 2932 275 29 28.9 -2.5 | 229 7 5.4 4.7 4 500 5360 235 42 34.4 24.1 | 199 33 10.9 31.3 5 400 6880 240 54 46.8 27.0 | 214 41 23.2 34.2 6 300 8740 240 52 45.0 26.0 | 213 40 21.5 33.2 7 253 9797 250 54 50.7 18.5 | 227 37 27.2 25.7 8 250 9870 250 54 50.7 18.5 | 227 37 27.2 25.7 9 222 10601 255 66 63.8 17.1 | 239 47 40.2 24.3 10 200 11250 265 48 47.8 4.2 | 245 27 24.3 11.4 11 150 13050 275 48 47.8 -4.2 | 263 24 24.3 3.0 12 100 15590 275 54 53.8 -4.7 | 265 30 30.3 2.5 13 70 17800 280 54 53.2 -9.4 | 274 30 29.6 -2.2 14 50 19870 285 58 56.0 -15.0 | 284 33 32.5 -7.8 Wind Parameters Mean winds (0-6000m): 257.0 at 32.8 knts Storm direction: 287.0 at 24.6 knts Shear (0-3000m) pos: 0.0 neg: 5.5 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 114.3 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -58.3 tot: -58.3 m^2/s^2 ave: -19.4 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 95.25 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 ------------------------------------------------------------------------------- 500 299 9 100 16| 0.0 17.7 17.7| 0.0 -37.5 -37.5 -75.0 -0.37| 19.6 -7.3 1000 294 16 95 9| 0.0 14.9 14.9| 0.0 -45.8 -45.8 -45.8 -0.50| 16.2 -8.1 1500 291 20 91 5| 0.0 9.9 9.9| 0.0 -48.9 -48.9 -32.6 -0.54| 11.7 -6.3 2000 288 22 97 3| 0.0 7.5 7.5| 0.0 -51.9 -51.9 -26.0 -0.57| 9.4 -5.3 2500 285 24 138 1| 0.0 6.0 6.0| 0.0 -55.1 -55.1 -22.0 -0.57| 8.1 -4.6 3000 282 25 195 2| 0.0 5.5 5.5| 0.0 -58.3 -58.3 -19.4 -0.53| 7.7 -4.1 4000 274 27 214 6| 0.0 4.8 4.8| 0.0 -76.6 -76.6 -19.1 -0.49| 7.2 -3.5 5000 264 30 211 12| 0.0 4.4 4.4| 5.8-112.3-106.5 -21.3 -0.47| 7.0 -3.3 6000 257 33 210 17| 0.7 3.7 4.4| 67.4-112.3 -44.9 -7.5 -0.33| 6.5 -2.2 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251216.12.gif