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 UHNN... Searching the city database file for: UHNN ... Date:1200Z 3 DEC 25 Station: UHNN WMO ident: 31369 Latitude: 53.15 Longitude: 140.70 Elevation: 68.00 ------------------------------------------------------------------------------- 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 -3 290 5 SFC 994 68 -15.9 -20.7 67 4.8 -16.7 290 5 257.7 257.8 256.9 259.7 0.74 2 925 581 -18.5 -22.7 69 4.2 -19.1 270 25 260.4 260.5 258.9 262.2 0.67 3 882 935 -20.5 -23.8 75 3.3 -21.0 287 26 261.9 262.0 260.0 263.7 0.63 4 850 1209 -20.5 -23.3 78 2.8 -20.9 300 27 264.7 264.8 262.2 266.6 0.69 5 817 1502 -21.3 -24.3 77 3.0 -21.7 266.8 266.9 263.7 268.7 0.65 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 72.53 % Est. max temperature: -8.55 C = 16.61 F Sfc-Lift cond lev (LCL): 919.05 mb = 629.00 m = 2063.62 ft T: -18.77 C ThetaE index: 0.00 C Layer 994.0--2648116578746368.0 mb Conv cond level (CCL): None Cap Strength: 6.28 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.03 J/kg Max Up Vert Vel: 4.91 m/s Conv Inhibition (B-): 113.78 J/kg Cap Strength: 6.20 C Lift Cond Lev (LCL): 878.54 mb = 964.26 m = 3163.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 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 ---------------------------------------------------------- 0 994 68 290 5 4.7 -1.7 | 141 11 -7.1 8.7 1 925 581 270 25 25.0 -0.0 | 232 17 13.2 10.4 2 850 1209 300 27 23.4 -13.5 | 285 12 11.6 -3.1 Wind Parameters Mean winds (0-6000m): 281.5 at 20.9 knts Storm direction: 311.5 at 15.7 knts Shear (0-3000m) pos: 5.3 neg: 10.2 tot: 15.5 10-3/s Storm rel Dir Shear (0-3000m): 144.0 deg Storm rel helicity (0-3000m) pos: 81.7 neg: 0.0 tot: 81.7 m^2/s^2 ave: 74.3 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 15.5 stream: 12.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.04 Bulk Shear: 5.90 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 ------------------------------------------------------------------------------- 500 273 15 197 10| 0.0 20.4 20.4| 37.2 0.0 37.2 74.4 0.73| 20.9 15.3 1000 279 20 228 11| 5.3 10.2 15.5| 74.6 0.0 74.6 74.6 0.80| 15.9 12.7 1500 NO DATA | 5.3 10.2 15.5| | 2000 NO DATA | 5.3 10.2 15.5| | 2500 NO DATA | 5.3 10.2 15.5| | 3000 NO DATA | 5.3 10.2 15.5| | 4000 NO DATA | 5.3 10.2 15.5| | 5000 NO DATA | 5.3 10.2 15.5| | 6000 NO DATA | 5.3 10.2 15.5| | Wrote GIF file: /home/apache/climate/data/raob//UHNN/skewt/UHNN.skewt.20251203.12.gif