UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for UIAA... Searching the city database file for: UIAA ... Date:1200Z 3 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 207 SFC 939 685 -24.9 -28.4 73 3.5 -25.2 75 3 252.8 252.8 252.0 253.8 0.39 2 925 780 -22.5 -25.9 74 3.4 -22.9 345 7 256.3 256.4 255.2 257.7 0.50 3 910 901 -19.5 -22.9 74 3.4 -20.0 340 10 260.6 260.7 259.0 262.4 0.67 4 903 958 -16.7 -19.9 76 3.2 -17.3 338 12 264.0 264.2 262.1 266.5 0.87 5 859 1331 -18.9 -22.6 73 3.7 -19.5 323 21 265.5 265.7 262.9 267.6 0.72 6 850 1410 -17.9 -21.5 73 3.6 -18.5 320 23 267.4 267.5 264.4 269.7 0.81 7 837 1526 -15.9 -19.2 76 3.3 -16.6 320 23 270.7 270.8 267.0 273.5 1.00 8 814 1735 -15.7 -19.4 73 3.7 -16.4 321 24 273.1 273.2 268.6 276.0 1.01 9 765 2199 -19.7 -25.7 59 6.0 -20.6 323 26 273.6 273.7 268.3 275.5 0.62 10 700 2852 -24.1 -28.8 65 4.7 -24.7 325 29 275.8 275.9 269.5 277.3 0.51 11 695 2904 -24.7 -29.1 67 4.4 -25.2 275.7 275.8 269.4 277.2 0.50 12 668 3192 -25.5 -28.9 73 3.4 -25.9 277.9 278.0 270.8 279.5 0.53 13 622 3708 -26.9 -32.9 57 6.0 -27.5 282.1 282.1 273.1 283.3 0.39 14 530 4840 -36.5 -44.5 43 8.0 -36.9 283.8 283.8 273.6 284.2 0.14 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: 63.11 % Est. max temperature: -4.67 C = 23.59 F Sfc-Lift cond lev (LCL): 885.64 mb = 1103.28 m = 3619.65 ft T: -17.55 C ThetaE index: 0.51 C Layer 765.0- 700.0 mb Conv cond level (CCL): 939.00 mb = 685.00 m = 2247.35 ft Mean mixing ratio: 0.72 g/kg Conv temperature: -21.58 C = -6.84 F Cap Strength: 15.80 C Lifted Index @700 mb: 10.54 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.83 J/kg Max Up Vert Vel: 10.28 m/s Conv Inhibition (B-): 1673.26 J/kg Cap Strength: 15.79 C Lift Cond Lev (LCL): 841.98 mb = 1481.09 m = 4859.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 354 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 ---------------------------------------------------------- 0 939 685 75 3 -2.9 -0.8 | 163 16 -4.7 15.4 1 925 780 345 7 1.8 -6.8 | 180 9 0.0 9.5 2 850 1410 320 23 14.8 -17.6 | 276 13 13.0 -1.4 3 700 2852 325 29 16.6 -23.8 | 297 17 14.9 -7.5 Wind Parameters Mean winds (0-6000m): 323.7 at 21.8 knts Storm direction: 353.7 at 16.3 knts Shear (0-3000m) pos: 1.1 neg: 6.6 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 133.7 deg Storm rel helicity (0-3000m) pos: 53.8 neg: 0.0 tot: 53.8 m^2/s^2 ave: 25.6 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.94 Bulk Shear: 17.98 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 ------------------------------------------------------------------------------- 500 336 11 201 7| 0.0 18.9 18.9| 27.1 0.0 27.1 54.2 0.69| 19.2 13.2 1000 325 16 248 8| 0.0 13.1 13.1| 37.9 0.0 37.9 37.9 0.64| 13.5 8.6 1500 324 19 265 10| 0.8 8.7 9.5| 44.9 0.0 44.9 29.9 0.65| 9.8 6.4 2000 324 21 274 11| 1.1 6.6 7.7| 52.3 0.0 52.3 26.1 0.66| 7.9 5.2 2500 NO DATA | 1.1 6.6 7.7| | 3000 NO DATA | 1.1 6.6 7.7| | 4000 NO DATA | 1.1 6.6 7.7| | 5000 NO DATA | 1.1 6.6 7.7| | 6000 NO DATA | 1.1 6.6 7.7| | Wrote GIF file: /home/apache/climate/data/raob//UIAA/skewt/UIAA.skewt.20251203.12.gif