UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:1200Z 4 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 80 SFC 959 489 -3.7 -6.8 79 3.1 -4.7 200 5 272.7 273.1 270.7 279.3 2.39 2 925 695 -7.3 -10.8 76 3.5 -8.3 250 17 271.8 272.1 269.2 276.9 1.81 3 912 805 -7.7 -10.9 78 3.2 -8.6 255 19 272.5 272.8 269.7 277.6 1.82 4 850 1351 -10.3 -13.0 81 2.7 -11.0 280 27 275.4 275.6 271.1 280.0 1.65 5 777 2038 -13.9 -16.4 81 2.5 -14.5 280 29 278.6 278.9 272.6 282.6 1.36 6 766 2146 -14.3 -16.9 81 2.6 -14.9 280 29 279.4 279.6 273.0 283.2 1.33 7 764 2166 -13.9 -16.5 81 2.6 -14.5 280 29 280.0 280.2 273.5 284.0 1.38 8 754 2266 -14.3 -16.8 81 2.5 -14.9 280 29 280.6 280.9 273.8 284.6 1.36 9 746 2347 -14.1 -16.6 81 2.5 -14.7 280 30 281.7 281.9 274.5 285.8 1.40 10 737 2439 -14.5 -17.0 81 2.5 -15.1 280 30 282.2 282.5 274.7 286.3 1.37 11 729 2522 -13.7 -16.1 82 2.4 -14.3 280 30 284.0 284.3 275.8 288.4 1.49 12 700 2830 -15.1 -17.6 81 2.5 -15.7 280 31 285.8 286.0 276.6 289.9 1.37 13 551 4602 -24.7 -27.9 75 3.2 -25.2 269 35 294.6 294.8 280.0 296.9 0.70 14 500 5300 -30.3 -33.5 74 3.2 -30.7 265 36 296.1 296.2 280.3 297.6 0.45 15 447 6093 -35.5 -38.7 72 3.2 -35.8 262 39 299.2 299.2 281.4 300.2 0.30 16 400 6860 -42.3 -45.6 70 3.3 -42.5 260 42 300.0 300.0 281.5 300.6 0.16 17 362 7523 -48.3 -52.0 65 3.7 -48.4 260 43 300.7 300.7 281.7 301.0 0.09 18 304 8647 -56.9 -60.5 64 3.6 -56.9 260 44 304.0 304.0 283.0 304.1 0.04 19 300 8730 -57.3 -61.0 63 3.7 -57.3 260 44 304.6 304.6 283.3 304.7 0.03 20 250 9870 -63.1 -67.0 59 3.9 -63.1 260 44 312.3 312.3 286.2 312.3 0.02 21 226 10486 -65.9 -69.6 60 3.7 -65.9 260 46 317.1 317.1 287.8 317.2 0.01 22 206 11050 -65.3 -69.1 59 3.8 -65.3 268 46 326.6 326.6 290.7 326.6 0.02 23 200 11230 -63.9 -67.9 58 4.0 -64.0 270 46 331.6 331.6 292.2 331.7 0.02 24 192 11482 -60.9 -64.7 61 3.8 -61.0 271 45 340.3 340.3 294.4 340.4 0.03 25 150 13020 -59.3 -63.5 58 4.2 -59.4 280 42 367.9 367.9 300.2 368.1 0.05 26 133 13775 -58.5 -62.9 57 4.4 -58.6 280 43 382.2 382.2 302.6 382.5 0.06 27 100 15550 -62.7 -67.6 52 4.9 -62.8 280 44 406.6 406.6 306.1 406.8 0.04 28 70 17740 -65.5 -70.5 50 5.0 -65.6 280 48 444.3 444.3 310.3 444.5 0.04 29 50 19780 -65.7 -71.7 43 6.0 -65.8 285 58 488.7 488.7 314.1 489.0 0.05 30 41 20978 -68.5 -74.5 42 6.0 -68.7 510.2 510.2 315.7 510.5 0.04 TRP 226 10486 -65.9 -69.6 60 3.7 -65.9 260 46 317.1 317.1 287.8 317.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5220.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 78.41 % Est. max temperature: 0.72 C = 33.30 F Sfc-Lift cond lev (LCL): 913.18 mb = 795.22 m = 2608.97 ft T: -7.66 C 700-500 lapse rate: 6.15 C/km ThetaE index: 2.40 C Layer 925.0- 912.0 mb Conv cond level (CCL): 815.21 mb = 1670.76 m = 5481.43 ft Mean mixing ratio: 1.87 g/kg Conv temperature: 0.44 C = 32.80 F Cap Strength: 14.42 C Lifted Index: 14.97 C Risk: None Lifted Index @300 mb: 18.68 C Lifted Index @700 mb: 8.85 C Showalter Index: 13.57 C Risk: None Total Totals Index: 37.30 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 17.30 C K Index: 4.50 Risk: None Sweat Index: 90.00 Risk: None Energy Index: 3.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.25 J/kg Max Up Vert Vel: 4.30 m/s Conv Inhibition (B-): 34575.76 J/kg Cap Strength: 14.92 C Lift Cond Lev (LCL): 864.13 mb = 1223.23 m = 4013.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 23 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 ---------------------------------------------------------- 0 959 489 200 5 1.7 4.7 | 132 25 -18.4 16.7 1 925 695 250 17 16.0 5.8 | 167 18 -4.1 17.8 2 850 1351 280 27 26.6 -4.7 | 222 10 6.5 7.3 3 700 2830 280 31 30.5 -5.4 | 238 12 10.4 6.6 4 500 5300 265 36 35.9 3.1 | 226 22 15.8 15.1 5 400 6860 260 42 41.4 7.3 | 228 29 21.3 19.3 6 300 8730 260 44 43.3 7.6 | 230 30 23.2 19.6 7 250 9870 260 44 43.3 7.6 | 230 30 23.2 19.6 8 226 10486 260 46 45.3 8.0 | 232 32 25.2 20.0 9 200 11230 270 46 46.0 -0.0 | 245 29 25.9 12.0 10 150 13020 280 42 41.4 -7.3 | 258 22 21.3 4.7 11 100 15550 280 44 43.3 -7.6 | 259 24 23.2 4.3 12 70 17740 280 48 47.3 -8.3 | 262 27 27.2 3.6 13 50 19780 285 58 56.0 -15.0 | 275 36 35.9 -3.0 Wind Parameters Mean winds (0-6000m): 270.8 at 31.2 knts Storm direction: 300.8 at 23.4 knts Shear (0-3000m) pos: 4.6 neg: 0.9 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 102.3 deg Storm rel helicity (0-3000m) pos: 133.0 neg: -2.5 tot: 130.5 m^2/s^2 ave: 43.5 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 41.26 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 ------------------------------------------------------------------------------- 500 251 15 161 18| 20.3 0.0 20.3|100.7 0.0 100.7 201.5 0.86| 22.3 19.2 1000 266 20 178 13| 13.9 0.0 13.9|125.3 0.0 125.3 125.3 0.86| 15.9 13.6 1500 272 22 191 11| 9.2 0.5 9.7|128.2 0.0 128.2 85.5 0.85| 11.1 9.5 2000 274 24 201 11| 6.9 0.7 7.6|131.2 0.0 131.2 65.6 0.85| 8.7 7.4 2500 276 25 209 11| 5.5 0.8 6.4|133.0 -0.4 132.7 53.1 0.83| 7.2 6.0 3000 276 26 214 11| 4.6 0.9 5.5|133.0 -2.5 130.5 43.5 0.77| 6.4 4.9 4000 275 28 220 12| 3.5 1.1 4.6|133.0 -8.5 124.5 31.1 0.66| 5.3 3.5 5000 273 30 222 14| 2.8 1.3 4.1|133.8 -15.3 118.5 23.7 0.57| 4.7 2.7 6000 271 31 224 16| 2.3 1.5 3.8|136.9 -15.3 121.6 20.3 0.53| 4.3 2.3 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251204.12.gif