UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 8 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 158 SFC 966 489 -17.9 -22.3 68 4.4 -18.6 290 7 257.8 257.9 256.8 259.6 0.66 2 965 495 -19.3 -23.7 68 4.4 -19.9 290 7 256.4 256.5 255.5 258.1 0.58 3 925 738 -22.9 -27.3 67 4.4 -23.4 290 21 255.9 256.0 254.7 257.1 0.44 4 850 1352 -27.7 -30.9 74 3.2 -28.0 300 23 257.1 257.2 255.5 258.1 0.34 5 841 1428 -28.1 -31.2 75 3.1 -28.3 299 24 257.5 257.5 255.8 258.4 0.34 6 835 1480 -27.5 -30.5 76 3.0 -27.8 299 25 258.7 258.7 256.8 259.7 0.36 7 812 1680 -28.3 -31.3 75 3.0 -28.6 296 27 259.9 259.9 257.8 260.9 0.34 8 780 1967 -30.5 -33.5 75 3.0 -30.7 293 31 260.5 260.6 258.2 261.4 0.29 9 771 2050 -29.1 -32.1 75 3.0 -29.3 292 32 262.9 262.9 260.1 263.9 0.34 10 763 2125 -28.9 -31.9 75 3.0 -29.2 292 32 263.9 264.0 260.9 264.9 0.35 11 751 2238 -29.1 -32.1 75 3.0 -29.3 290 34 264.9 264.9 261.7 265.9 0.34 12 700 2738 -31.3 -34.7 72 3.4 -31.6 285 40 267.8 267.9 263.7 268.7 0.29 13 635 3426 -32.1 -37.0 62 4.9 -32.4 281 45 274.5 274.5 268.2 275.3 0.25 14 539 4567 -37.7 -45.7 43 8.0 -38.1 273 52 281.0 281.0 271.9 281.4 0.12 15 500 5080 -41.5 -49.5 42 8.0 -41.8 270 56 282.4 282.5 272.7 282.7 0.08 16 438 5966 -47.3 -56.3 35 9.0 -47.5 270 54 286.0 286.0 274.6 286.1 0.04 17 400 6560 -51.9 -59.9 38 8.0 -52.0 270 52 287.5 287.5 275.5 287.6 0.03 18 378 6926 -54.1 -62.1 37 8.0 -54.2 273 51 289.3 289.3 276.3 289.4 0.02 19 329 7813 -57.1 -65.1 36 8.0 -57.2 280 50 296.9 296.9 280.0 297.0 0.02 20 327 7852 -57.1 -65.1 36 8.0 -57.2 280 50 297.4 297.4 280.2 297.5 0.02 21 300 8400 -55.7 -63.7 36 8.0 -55.8 285 54 306.8 306.8 284.1 306.9 0.02 22 250 9570 -54.5 -63.5 32 9.0 -54.6 285 50 325.0 325.0 290.3 325.2 0.03 23 214 10565 -52.9 -62.9 29 10.0 -53.1 285 46 342.3 342.3 294.9 342.5 0.04 24 200 11000 -52.9 -62.9 29 10.0 -53.2 285 44 349.0 349.0 296.4 349.2 0.04 25 150 12840 -53.7 -65.7 22 12.0 -54.0 285 48 377.5 377.6 301.9 377.7 0.04 26 122 14162 -55.3 -69.3 16 14.0 -55.6 282 44 397.6 397.6 304.9 397.7 0.03 27 110 14827 -52.3 -67.3 15 15.0 -52.9 281 42 415.2 415.2 307.2 415.4 0.04 28 100 15440 -54.9 -69.9 14 15.0 -55.4 280 40 421.7 421.7 307.9 421.8 0.03 29 70 17690 -60.7 -76.7 10 16.0 -61.0 280 48 454.5 454.5 311.3 454.6 0.02 30 57 18957 -65.1 -81.1 9 16.0 -65.4 271 42 472.0 472.1 312.8 472.1 0.01 31 50 19760 -63.3 -79.3 10 16.0 -63.7 265 38 494.3 494.3 314.5 494.4 0.01 32 48 20012 -62.3 -78.3 10 16.0 -62.7 502.5 502.5 315.1 502.6 0.02 TRP 329 7813 -57.1 -65.1 36 8.0 -57.2 280 50 296.9 296.9 280.0 297.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 4922.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 63.26 % Est. max temperature: -16.05 C = 3.12 F Sfc-Lift cond lev (LCL): 898.68 mb = 947.60 m = 3108.89 ft T: -24.54 C 700-500 lapse rate: 4.36 C/km ThetaE index: 2.49 C Layer 965.0- 850.0 mb Conv cond level (CCL): 807.25 mb = 1722.24 m = 5650.33 ft Mean mixing ratio: 0.45 g/kg Conv temperature: -15.73 C = 3.68 F Cap Strength: 19.70 C Lifted Index: 20.47 C Risk: None Lifted Index @300 mb: 34.92 C Lifted Index @700 mb: 9.70 C Showalter Index: 20.00 C Risk: None Total Totals Index: 24.40 C Risk: None Vertical Totals Index: 13.80 C Cross Totals Index: 10.60 C K Index: -20.50 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 5.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.23 J/kg Max Up Vert Vel: 1.57 m/s Conv Inhibition (B-): 38553.06 J/kg Cap Strength: 20.33 C Lift Cond Lev (LCL): 856.19 mb = 1299.31 m = 4262.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 31 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 ---------------------------------------------------------- 0 966 489 290 7 6.6 -2.4 | 133 25 -18.0 16.7 1 925 738 290 21 19.7 -7.2 | 158 13 -4.9 11.9 2 850 1352 300 23 19.9 -11.5 | 148 9 -4.7 7.6 3 700 2738 285 40 38.6 -10.4 | 238 17 14.0 8.8 4 500 5080 270 56 56.0 -0.0 | 239 37 31.4 19.1 5 400 6560 270 52 52.0 -0.0 | 235 33 27.4 19.1 6 329 7813 280 50 49.2 -8.7 | 247 27 24.6 10.4 7 300 8400 285 54 52.2 -14.0 | 259 28 27.5 5.2 8 250 9570 285 50 48.3 -12.9 | 255 24 23.7 6.2 9 200 11000 285 44 42.5 -11.4 | 247 19 17.9 7.7 10 150 12840 285 48 46.4 -12.4 | 253 23 21.7 6.7 11 100 15440 280 40 39.4 -6.9 | 230 19 14.8 12.2 12 70 17690 280 48 47.3 -8.3 | 245 25 22.6 10.8 13 50 19760 265 38 37.9 3.3 | 211 26 13.2 22.4 Wind Parameters Mean winds (0-6000m): 277.8 at 41.6 knts Storm direction: 307.8 at 31.2 knts Shear (0-3000m) pos: 3.1 neg: 4.0 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 107.8 deg Storm rel helicity (0-3000m) pos: 70.6 neg: -3.9 tot: 66.7 m^2/s^2 ave: 22.2 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 83.42 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 ------------------------------------------------------------------------------- 500 291 17 147 15| 15.3 0.0 15.3| 34.9 -1.3 33.5 67.1 0.45| 16.0 7.2 1000 295 20 149 13| 9.2 0.0 9.2| 37.5 -3.9 33.6 33.6 0.37| 10.2 3.7 1500 295 22 156 11| 6.1 2.3 8.4| 49.9 -3.9 46.0 30.7 0.52| 9.1 4.7 2000 293 25 171 9| 4.6 3.5 8.1| 61.5 -3.9 57.6 28.8 0.54| 8.6 4.6 2500 291 28 189 9| 3.7 3.9 7.6| 68.1 -3.9 64.2 25.7 0.50| 8.0 4.0 3000 289 30 203 10| 3.1 4.0 7.0| 70.6 -3.9 66.7 22.2 0.47| 7.4 3.4 4000 284 35 221 14| 2.3 4.0 6.3| 71.0 -6.9 64.1 16.0 0.38| 6.7 2.5 5000 280 39 228 18| 1.8 3.6 5.5| 71.0 -20.1 50.9 10.2 0.32| 6.0 1.9 6000 278 42 231 21| 1.5 2.8 4.3| 71.0 -33.7 37.3 6.2 0.28| 5.2 1.4 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251208.00.gif