UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for UIAA... Searching the city database file for: UIAA ... Date:1200Z 2 DEC 25 Station: UIAA WMO ident: 30758 Latitude: 52.02 Longitude: 113.33 Elevation: 685.00 ------------------------------------------------------------------------------- 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 247 SFC 944 685 -24.9 -30.9 57 6.0 -25.4 80 7 252.4 252.4 251.4 253.2 0.31 2 925 820 -21.1 -27.1 58 6.0 -21.8 5 9 257.7 257.8 256.3 259.0 0.45 3 922 844 -20.7 -26.7 59 6.0 -21.4 4 9 258.4 258.5 256.8 259.7 0.47 4 873 1247 -20.5 -28.5 49 8.0 -21.4 351 17 262.7 262.7 260.1 263.9 0.42 5 850 1444 -22.3 -31.3 44 9.0 -23.2 345 21 262.8 262.8 260.0 263.7 0.33 6 831 1609 -23.9 -32.9 43 9.0 -24.8 348 21 262.8 262.8 260.0 263.6 0.29 7 797 1912 -26.7 -34.7 47 8.0 -27.3 355 20 263.0 263.0 260.0 263.7 0.25 8 771 2153 -24.9 -31.9 52 7.0 -25.6 0 20 267.4 267.5 263.5 268.4 0.34 9 758 2277 -20.9 -26.9 59 6.0 -21.7 3 20 273.1 273.1 267.8 274.7 0.56 10 738 2475 -20.1 -24.2 70 4.1 -20.8 7 20 276.0 276.1 270.0 278.2 0.73 11 732 2535 -20.5 -24.4 71 3.9 -21.1 8 19 276.2 276.4 270.1 278.4 0.72 12 700 2865 -21.9 -26.9 64 5.0 -22.6 15 19 278.2 278.3 271.2 280.1 0.60 13 579 4241 -29.1 -39.1 37 10.0 -29.9 7 20 285.3 285.4 274.6 286.1 0.22 14 535 4800 -34.1 -46.1 29 12.0 -34.8 3 21 285.9 285.9 274.7 286.3 0.11 15 500 5270 -37.7 -51.7 22 14.0 -38.2 360 21 287.1 287.1 275.2 287.3 0.06 16 453 5942 -43.1 -58.1 18 15.0 -43.5 4 27 288.5 288.5 276.0 288.6 0.03 17 400 6770 -48.1 -63.1 16 15.0 -48.4 10 35 292.5 292.5 277.9 292.5 0.02 18 399 6787 -48.1 -63.1 16 15.0 -48.4 292.7 292.7 278.0 292.8 0.02 19 376 7174 -52.3 -67.3 15 15.0 -52.5 292.1 292.1 277.7 292.2 0.01 20 338 7859 -55.3 -70.3 14 15.0 -55.4 297.1 297.1 280.1 297.1 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5023.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 47.56 % Est. max temperature: -13.98 C = 6.83 F Sfc-Lift cond lev (LCL): 853.72 mb = 1411.88 m = 4632.08 ft T: -22.01 C 700-500 lapse rate: 6.57 C/km ThetaE index: 0.21 C Layer 850.0- 797.0 mb Conv cond level (CCL): 537.15 mb = 4771.65 m = 15654.84 ft Mean mixing ratio: 0.41 g/kg Conv temperature: 8.03 C = 46.46 F Cap Strength: 20.74 C Lifted Index: 21.23 C Risk: None Lifted Index @700 mb: 15.87 C Showalter Index: 19.23 C Risk: None Total Totals Index: 21.80 C Risk: None Vertical Totals Index: 15.40 C Cross Totals Index: 6.40 C K Index: -20.90 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 5.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.22 J/kg Max Up Vert Vel: 7.51 m/s Conv Inhibition (B-): 4876.97 J/kg Cap Strength: 21.17 C Lift Cond Lev (LCL): 792.22 mb = 1956.08 m = 6417.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 34 at 16 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 ---------------------------------------------------------- 0 944 685 80 7 -6.9 -1.2 | 189 12 2.0 11.9 1 925 820 5 9 -0.8 -9.0 | 243 9 8.1 4.1 2 850 1444 345 21 5.4 -20.3 | 297 16 14.3 -7.2 3 700 2865 15 19 -4.9 -18.4 | 323 7 3.9 -5.3 4 500 5270 360 21 -0.0 -21.0 | 312 12 8.9 -7.9 5 400 6770 10 35 -6.1 -34.5 | 353 22 2.8 -21.4 Wind Parameters Mean winds (0-6000m): 4.1 at 21.1 knts Storm direction: 34.1 at 15.8 knts Shear (0-3000m) pos: 1.4 neg: 3.9 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 129.5 deg Storm rel helicity (0-3000m) pos: 60.1 neg: -1.0 tot: 59.1 m^2/s^2 ave: 19.7 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.17 Bulk Shear: 13.00 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 4 11 256 8| 0.0 17.6 17.6| 35.7 0.0 35.7 71.5 0.87| 18.2 15.8 1000 353 15 281 11| 0.0 11.2 11.2| 48.9 0.0 48.9 48.9 0.77| 12.7 9.8 1500 354 17 289 11| 1.3 7.5 8.8| 55.0 0.0 55.0 36.7 0.73| 9.8 7.2 2000 357 18 295 11| 1.9 5.6 7.5| 59.0 0.0 59.0 29.5 0.70| 8.3 5.8 2500 0 18 299 10| 1.7 4.5 6.1| 60.1 -0.3 59.8 23.9 0.67| 7.0 4.7 3000 2 18 302 10| 1.4 3.9 5.3| 60.1 -1.0 59.1 19.7 0.64| 6.0 3.9 4000 3 19 306 10| 1.0 3.2 4.2| 60.1 -3.0 57.2 14.3 0.58| 4.8 2.8 5000 3 19 308 10| 0.9 2.7 3.6| 71.5 -4.2 67.2 13.4 0.57| 4.4 2.5 6000 4 21 317 11| 1.5 2.2 3.7|104.1 -4.2 99.9 16.7 0.60| 4.5 2.7 Wrote GIF file: /home/apache/climate/data/raob//UIAA/skewt/UIAA.skewt.20251202.12.gif