UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 5 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 47 SFC 955 489 -3.9 -6.4 83 2.5 -4.7 250 1 272.8 273.2 270.9 279.6 2.48 2 925 663 -6.5 -9.1 82 2.6 -7.3 265 17 272.7 273.0 270.2 278.4 2.07 3 904 842 -7.9 -10.3 83 2.4 -8.6 269 19 273.0 273.3 270.2 278.4 1.93 4 850 1318 -10.9 -13.2 83 2.3 -11.5 280 25 274.7 275.0 270.7 279.3 1.62 5 799 1790 -14.1 -16.2 84 2.1 -14.6 285 27 276.2 276.4 271.2 280.1 1.35 6 795 1828 -13.9 -16.0 84 2.1 -14.4 285 27 276.8 277.1 271.6 280.8 1.38 7 728 2489 -19.7 -22.4 79 2.7 -20.2 292 30 277.5 277.7 271.2 280.1 0.87 8 720 2571 -19.3 -22.0 79 2.7 -19.8 293 30 278.9 279.0 272.1 281.6 0.91 9 700 2780 -20.3 -23.1 78 2.8 -20.8 295 31 280.0 280.1 272.6 282.5 0.85 10 563 4353 -31.7 -34.3 78 2.6 -31.9 282 41 284.6 284.6 274.4 285.7 0.37 11 559 4403 -31.1 -33.8 77 2.7 -31.4 282 41 285.9 285.9 275.2 287.1 0.39 12 537 4687 -31.9 -36.1 66 4.2 -32.3 279 43 288.2 288.3 276.3 289.3 0.33 13 529 4793 -31.1 -35.9 63 4.8 -31.6 278 43 290.4 290.5 277.4 291.5 0.34 14 518 4941 -31.9 -36.9 61 5.0 -32.3 277 44 291.2 291.2 277.7 292.2 0.31 15 510 5051 -32.7 -37.7 61 5.0 -33.1 276 45 291.5 291.6 277.9 292.5 0.29 16 506 5106 -32.3 -37.2 62 4.9 -32.7 276 45 292.7 292.7 278.4 293.7 0.31 17 500 5190 -32.5 -37.3 62 4.8 -32.9 275 46 293.4 293.5 278.8 294.4 0.31 18 415 6481 -41.9 -45.7 66 3.8 -42.1 271 51 297.4 297.4 280.4 297.9 0.15 19 400 6730 -43.5 -47.5 65 4.0 -43.7 270 52 298.5 298.5 280.8 298.9 0.13 20 302 8558 -57.7 -61.8 59 4.1 -57.8 265 48 303.4 303.4 282.8 303.6 0.03 21 300 8600 -57.7 -61.8 59 4.1 -57.8 265 48 304.0 304.0 283.1 304.1 0.03 22 264 9403 -62.1 -66.1 59 4.0 -62.1 269 48 308.9 308.9 284.9 309.0 0.02 23 253 9666 -63.1 -67.2 57 4.1 -63.1 270 48 311.2 311.2 285.8 311.3 0.02 24 250 9740 -63.1 -67.2 57 4.1 -63.1 270 48 312.3 312.3 286.1 312.3 0.02 25 232 10202 -63.5 -67.7 57 4.2 -63.6 273 47 318.4 318.4 288.2 318.5 0.02 26 200 11130 -58.5 -62.7 58 4.2 -58.6 280 44 340.1 340.1 294.4 340.3 0.04 27 196 11257 -57.5 -61.7 59 4.2 -57.6 280 44 343.7 343.7 295.3 343.9 0.05 28 150 12940 -58.5 -63.0 56 4.5 -58.6 280 46 369.3 369.3 300.5 369.5 0.05 29 130 13839 -56.7 -61.5 55 4.8 -56.9 278 43 387.9 388.0 303.5 388.3 0.07 30 100 15480 -60.5 -65.5 52 5.0 -60.6 275 38 410.8 410.8 306.6 411.1 0.06 31 70 17680 -64.1 -70.1 44 6.0 -64.3 275 58 447.3 447.3 310.6 447.5 0.04 32 50 19730 -65.7 -72.7 37 7.0 -65.9 280 62 488.7 488.7 314.1 488.9 0.04 33 43 20643 -67.3 -74.3 36 7.0 -67.5 506.3 506.3 315.4 506.5 0.04 TRP 253 9666 -63.1 -67.2 57 4.1 -63.1 270 48 311.2 311.2 285.8 311.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5143.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 77.80 % Est. max temperature: -0.72 C = 30.70 F Sfc-Lift cond lev (LCL): 917.98 mb = 722.37 m = 2369.95 ft T: -6.96 C 700-500 lapse rate: 5.06 C/km ThetaE index: 1.24 C Layer 925.0- 850.0 mb Conv cond level (CCL): 852.32 mb = 1296.93 m = 4254.97 ft Mean mixing ratio: 1.97 g/kg Conv temperature: -2.09 C = 28.23 F Cap Strength: 11.80 C Lifted Index: 12.36 C Risk: None Lifted Index @300 mb: 17.90 C Lifted Index @700 mb: 3.29 C Showalter Index: 11.95 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 19.30 C K Index: 5.60 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 3.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.34 J/kg Max Up Vert Vel: 3.56 m/s Conv Inhibition (B-): 31583.46 J/kg Cap Strength: 12.36 C Lift Cond Lev (LCL): 870.05 mb = 1137.77 m = 3732.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 at 27 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 ---------------------------------------------------------- 0 955 489 250 1 0.9 0.3 | 132 26 -19.3 17.4 1 925 663 265 17 16.9 1.5 | 170 19 -3.3 18.6 2 850 1318 280 25 24.6 -4.3 | 199 13 4.3 12.8 3 700 2780 295 31 28.1 -13.1 | 243 9 7.8 4.0 4 500 5190 275 46 45.8 -4.0 | 243 29 25.5 13.1 5 400 6730 270 52 52.0 -0.0 | 242 36 31.7 17.1 6 300 8600 265 48 47.8 4.2 | 232 35 27.5 21.3 7 253 9666 270 48 48.0 -0.0 | 238 33 27.7 17.1 8 250 9740 270 48 48.0 -0.0 | 238 33 27.7 17.1 9 200 11130 280 44 43.3 -7.6 | 248 25 23.1 9.5 10 150 12940 280 46 45.3 -8.0 | 250 27 25.0 9.1 11 100 15480 275 38 37.9 -3.3 | 232 22 17.6 13.8 12 70 17680 275 58 57.8 -5.1 | 252 39 37.5 12.0 13 50 19730 280 62 61.1 -10.8 | 261 41 40.8 6.3 Wind Parameters Mean winds (0-6000m): 280.1 at 35.4 knts Storm direction: 310.1 at 26.5 knts Shear (0-3000m) pos: 5.4 neg: 0.7 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 115.3 deg Storm rel helicity (0-3000m) pos: 143.7 neg: 0.0 tot: 143.7 m^2/s^2 ave: 47.9 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 5.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 60.05 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 ------------------------------------------------------------------------------- 500 268 15 162 19| 20.6 0.0 20.6|101.6 0.0 101.6 203.2 0.88| 21.6 19.0 1000 274 19 175 16| 12.8 0.0 12.8|121.0 0.0 121.0 121.0 0.87| 13.9 12.1 1500 278 21 183 14| 9.2 0.0 9.2|129.1 0.0 129.1 86.0 0.86| 10.3 8.9 2000 282 23 191 13| 7.5 0.0 7.5|136.9 0.0 136.9 68.4 0.87| 8.6 7.4 2500 285 25 198 11| 6.5 0.0 6.5|142.3 0.0 142.3 56.9 0.84| 7.6 6.4 3000 286 26 206 11| 5.4 0.7 6.1|143.7 0.0 143.7 47.9 0.77| 7.0 5.4 4000 286 29 221 12| 4.1 1.6 5.6|143.8 -3.2 140.6 35.2 0.63| 6.3 4.0 5000 283 32 229 15| 3.2 2.0 5.3|143.8 -12.5 131.3 26.3 0.52| 5.9 3.1 6000 280 35 233 18| 2.7 2.1 4.8|143.8 -16.5 127.2 21.2 0.47| 5.3 2.5 Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251205.00.gif