UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for UIBB... Searching the city database file for: UIBB ... Date:0000Z 16 OCT 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 329 SFC 989 489 -7.5 -9.4 86 1.9 -8.0 330 3 266.5 266.8 265.7 271.6 1.89 2 980 550 -5.5 -7.6 85 2.1 -6.1 320 3 269.2 269.6 268.1 275.2 2.20 3 925 937 -8.5 -13.4 68 4.9 -9.8 260 5 270.6 270.9 267.8 274.7 1.47 4 924 945 -8.5 -13.4 68 4.9 -9.8 261 5 270.7 270.9 267.9 274.8 1.47 5 908 1080 -9.9 -14.3 70 4.4 -11.0 270 8 270.6 270.8 267.7 274.5 1.39 6 907 1089 -11.5 -15.1 75 3.6 -12.3 270 8 269.1 269.3 266.5 272.7 1.30 7 860 1495 -13.7 -16.6 79 2.9 -14.3 299 15 270.9 271.1 267.5 274.3 1.21 8 850 1584 -14.5 -17.6 77 3.1 -15.2 305 17 271.0 271.1 267.4 274.1 1.13 9 844 1638 -14.7 -18.2 75 3.5 -15.4 271.3 271.5 267.6 274.4 1.08 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 76.20 % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 959.40 mb = 692.38 m = 2271.55 ft T: -6.60 C ThetaE index: 2.12 C Layer 908.0- 860.0 mb Conv cond level (CCL): 890.11 mb = 1232.49 m = 4043.55 ft Mean mixing ratio: 1.67 g/kg Conv temperature: -4.30 C = 24.26 F Cap Strength: 0.69 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.33 J/kg Max Up Vert Vel: 3.56 m/s Conv Inhibition (B-): 11.10 J/kg Cap Strength: 0.91 C Lift Cond Lev (LCL): 889.03 mb = 1241.77 m = 4074.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 323 at 6 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 ---------------------------------------------------------- 0 989 489 330 3 1.5 -2.6 | 136 3 -2.1 2.2 1 925 937 260 5 4.9 0.9 | 194 6 1.4 5.6 2 850 1584 305 17 13.9 -9.8 | 296 12 10.4 -5.0 Wind Parameters Mean winds (0-6000m): 293.2 at 7.9 knts Storm direction: 323.2 at 5.9 knts Shear (0-3000m) pos: 5.6 neg: 2.8 tot: 8.4 10-3/s Storm rel Dir Shear (0-3000m): 159.4 deg Storm rel helicity (0-3000m) pos: 24.7 neg: 0.0 tot: 24.7 m^2/s^2 ave: 24.7 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 6.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.08 Bulk Shear: 2.05 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 ------------------------------------------------------------------------------- 500 282 4 187 4| 0.0 5.7 5.7| 3.7 0.0 3.7 7.5 0.68| 6.0 4.1 1000 288 7 232 4| 5.6 2.8 8.4| 24.7 0.0 24.7 24.7 0.84| 8.9 7.4 1500 NO DATA | 5.6 2.8 8.4| | 2000 NO DATA | 5.6 2.8 8.4| | 2500 NO DATA | 5.6 2.8 8.4| | 3000 NO DATA | 5.6 2.8 8.4| | 4000 NO DATA | 5.6 2.8 8.4| | 5000 NO DATA | 5.6 2.8 8.4| | 6000 NO DATA | 5.6 2.8 8.4| | Wrote GIF file: /home/apache/climate/data/raob//UIBB/skewt/UIBB.skewt.20251016.00.gif