UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 1 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 326 SFC 987 489 -30.9 -35.4 65 4.5 -31.2 330 1 243.2 243.2 242.9 243.7 0.19 2 983 513 -29.3 -32.7 72 3.4 -29.5 323 1 245.0 245.1 244.8 245.7 0.25 3 970 594 -29.5 -32.7 74 3.2 -29.7 299 2 245.8 245.8 245.4 246.5 0.25 4 949 727 -26.9 -29.7 77 2.8 -27.1 260 3 250.0 250.0 249.4 250.9 0.34 5 932 839 -27.1 -29.8 78 2.7 -27.3 228 5 251.1 251.1 250.4 252.0 0.35 6 925 885 -27.3 -30.1 77 2.8 -27.5 215 5 251.4 251.4 250.7 252.3 0.34 7 889 1172 -25.3 -28.7 73 3.4 -25.6 257 7 256.3 256.4 255.0 257.5 0.40 8 874 1295 -25.9 -29.5 72 3.6 -26.2 275 8 257.0 257.0 255.5 258.0 0.38 9 859 1421 -25.7 -29.7 69 4.0 -26.1 294 9 258.4 258.5 256.7 259.5 0.38 10 850 1497 -25.9 -29.9 69 4.0 -26.3 305 9 259.0 259.1 257.2 260.1 0.38 11 734 2553 -28.3 -34.3 56 6.0 -28.8 339 17 267.5 267.5 263.4 268.3 0.28 12 700 2892 -30.1 -36.1 56 6.0 -30.6 350 19 269.2 269.2 264.6 269.9 0.25 13 573 4297 -36.3 -44.3 43 8.0 -36.7 353 39 277.7 277.8 270.0 278.2 0.13 14 542 4680 -38.9 -48.9 34 10.0 -39.3 354 44 279.1 279.1 270.8 279.4 0.08 15 500 5230 -41.7 -50.7 37 9.0 -42.0 355 52 282.2 282.2 272.6 282.4 0.07 16 400 6710 -50.1 -59.1 34 9.0 -50.3 360 62 289.9 289.9 276.6 290.0 0.03 17 300 8540 -61.3 -69.3 34 8.0 -61.4 355 75 298.9 298.9 280.9 299.0 0.01 18 296 8624 -61.8 -70.0 33 8.2 -61.9 355 75 299.3 299.3 281.0 299.3 0.01 19 280 8969 -64.1 -73.1 28 9.0 -64.1 355 71 300.9 300.9 281.7 300.9 0.01 20 250 9670 -63.5 -72.5 28 9.0 -63.6 350 58 311.7 311.7 285.9 311.7 0.01 21 200 11050 -61.1 -69.1 34 8.0 -61.2 350 40 336.0 336.0 293.3 336.1 0.02 22 186 11502 -59.9 -67.9 34 8.0 -60.0 347 39 345.0 345.0 295.6 345.1 0.02 23 150 12840 -61.5 -69.5 34 8.0 -61.6 340 38 364.1 364.1 299.5 364.2 0.02 24 100 15340 -64.1 -74.1 24 10.0 -64.3 330 33 403.9 403.9 305.7 404.0 0.02 25 84 16401 -66.7 -76.7 23 10.0 -66.8 419.2 419.3 307.6 419.3 0.01 TRP 280 8969 -64.1 -73.1 28 9.0 -64.1 355 71 300.9 300.9 281.7 300.9 0.01 WND 296 8624 -61.8 -70.0 33 8.2 -61.9 355 75 299.3 299.3 281.0 299.3 0.01 Sounding variables and indices 1000-500 mb thick: 4904.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 55.68 % Est. max temperature: -14.23 C = 6.39 F Sfc-Lift cond lev (LCL): 914.22 mb = 969.76 m = 3181.59 ft T: -26.71 C 700-500 lapse rate: 4.96 C/km ThetaE index: 0.00 C Layer 987.0- -0.0 mb Conv cond level (CCL): 987.00 mb = 489.00 m = 1604.31 ft Mean mixing ratio: 0.33 g/kg Conv temperature: -29.72 C = -21.49 F Cap Strength: 23.28 C Lifted Index: 25.25 C Risk: None Lifted Index @300 mb: 33.66 C Lifted Index @700 mb: 16.23 C Showalter Index: 18.22 C Risk: None Total Totals Index: 27.60 C Risk: None Vertical Totals Index: 15.80 C Cross Totals Index: 11.80 C K Index: -20.10 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 4.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.62 J/kg Max Up Vert Vel: 8.56 m/s Conv Inhibition (B-): 27587.58 J/kg Cap Strength: 25.25 C Lift Cond Lev (LCL): 890.80 mb = 1157.32 m = 3796.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 22 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 ---------------------------------------------------------- 0 987 489 330 1 0.5 -0.9 | 204 22 9.0 19.9 1 925 885 215 5 2.9 4.1 | 204 27 11.3 24.9 2 850 1497 305 9 7.4 -5.2 | 225 22 15.8 15.6 3 700 2892 350 19 3.3 -18.7 | 260 12 11.8 2.1 4 500 5230 355 52 4.5 -51.8 | 337 34 13.0 -31.0 5 400 6710 360 62 -0.0 -62.0 | 348 42 8.5 -41.2 6 300 8540 355 75 6.5 -74.7 | 344 56 15.0 -53.9 7 296 8624 355 75 6.5 -74.7 | 344 56 15.0 -53.9 8 280 8969 355 71 6.2 -70.7 | 344 52 14.7 -49.9 9 250 9670 350 58 10.1 -57.1 | 333 41 18.5 -36.3 10 200 11050 350 40 6.9 -39.4 | 320 24 15.4 -18.6 11 150 12840 340 38 13.0 -35.7 | 305 26 21.5 -14.9 12 100 15340 330 33 16.5 -28.6 | 287 26 25.0 -7.8 Wind Parameters Mean winds (0-6000m): 352.1 at 29.9 knts Storm direction: 22.1 at 22.5 knts Shear (0-3000m) pos: 5.3 neg: 1.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 92.4 deg Storm rel helicity (0-3000m) pos: 154.0 neg: -13.9 tot: 140.1 m^2/s^2 ave: 46.7 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.27 Bulk Shear: 136.34 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 ------------------------------------------------------------------------------- 500 225 3 205 26| 0.0 6.1 6.1| 22.0 -13.9 8.1 16.2 0.16| 9.0 1.4 1000 263 5 212 25| 4.7 3.1 7.8| 76.4 -13.9 62.4 62.4 0.50| 9.6 4.8 1500 292 7 219 24| 4.7 2.0 6.8| 98.6 -13.9 84.7 56.4 0.56| 8.0 4.5 2000 311 9 225 21| 4.8 1.5 6.3|116.5 -13.9 102.6 51.3 0.59| 7.4 4.4 2500 327 11 230 19| 4.9 1.2 6.1|131.6 -13.9 117.7 47.1 0.61| 7.2 4.4 3000 335 13 236 17| 5.3 1.0 6.3|154.0 -13.9 140.1 46.7 0.66| 7.2 4.8 4000 344 18 255 14| 5.8 0.8 6.5|200.9 -13.9 187.0 46.8 0.67| 7.2 4.8 5000 349 24 283 13| 5.9 0.6 6.5|251.0 -13.9 237.1 47.4 0.64| 7.1 4.5 6000 352 30 305 15| 5.5 0.5 6.0|300.5 -13.9 286.5 47.8 0.64| 6.5 4.2 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251201.00.gif