UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for UHNN... Searching the city database file for: UHNN ... Date:1200Z 15 OCT 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 ------------------------------------------------------------------------------- SFC 1019 68 -1.5 -7.5 64 6.0 -3.4 290 3 270.2 270.5 268.7 276.0 2.13 1 1000 196 -1.9 -8.9 59 7.0 -4.1 310 9 271.2 271.6 269.1 276.6 1.95 2 925 809 -7.5 -13.5 62 6.0 -9.1 305 21 271.6 271.9 268.5 275.7 1.46 3 850 1462 -12.9 -16.8 73 3.9 -13.7 320 21 272.6 272.8 268.7 276.1 1.21 4 792 1997 -16.7 -19.4 80 2.7 -17.2 320 22 274.1 274.3 269.4 277.1 1.04 5 783 2083 -14.9 -17.8 78 2.9 -15.5 320 22 277.0 277.2 271.4 280.5 1.20 6 727 2644 -15.7 -21.7 60 6.0 -16.9 320 23 282.0 282.2 273.9 284.8 0.93 7 700 2930 -14.7 -22.7 51 8.0 -16.3 320 23 286.2 286.4 276.1 288.9 0.88 8 672 3239 -14.1 -28.1 30 14.0 -16.6 290.2 290.3 277.7 292.0 0.56 9 640 3608 -16.3 -31.3 26 15.0 -18.7 291.8 291.9 278.3 293.2 0.44 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 60.31 % Est. max temperature: 0.70 C = 33.27 F Sfc-Lift cond lev (LCL): 927.30 mb = 789.47 m = 2590.08 ft T: -7.32 C ThetaE index: 0.90 C Layer 925.0- 850.0 mb Conv cond level (CCL): 859.67 mb = 1374.66 m = 4509.99 ft Mean mixing ratio: 1.75 g/kg Conv temperature: 0.82 C = 33.48 F Cap Strength: 14.94 C Lifted Index @700 mb: 10.89 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.82 J/kg Max Up Vert Vel: 2.37 m/s Conv Inhibition (B-): 582.24 J/kg Cap Strength: 14.81 C Lift Cond Lev (LCL): 875.20 mb = 1236.39 m = 4056.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 15 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 1019 68 290 3 2.8 -1.0 | 177 13 -0.8 13.2 1 1000 196 310 9 6.9 -5.8 | 201 9 3.3 8.4 2 925 809 305 21 17.2 -12.0 | 261 14 13.6 2.1 3 850 1462 320 21 13.5 -16.1 | 281 10 9.9 -1.9 4 700 2930 320 23 14.8 -17.6 | 287 12 11.2 -3.4 Wind Parameters Mean winds (0-6000m): 315.8 at 19.5 knts Storm direction: 345.8 at 14.6 knts Shear (0-3000m) pos: 3.8 neg: 0.3 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 110.4 deg Storm rel helicity (0-3000m) pos: 57.3 neg: 0.0 tot: 57.3 m^2/s^2 ave: 20.5 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 10.79 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 ------------------------------------------------------------------------------- 500 308 11 213 9| 13.8 0.0 13.8| 31.0 0.0 31.0 61.9 0.87| 14.0 12.2 1000 307 15 239 10| 9.4 0.0 9.4| 46.7 0.0 46.7 46.7 0.83| 10.4 8.6 1500 311 17 252 10| 6.4 0.0 6.4| 54.3 0.0 54.3 36.2 0.82| 8.1 6.6 2000 313 18 260 10| 4.8 0.2 5.0| 55.5 0.0 55.5 27.7 0.81| 6.2 5.1 2500 315 19 266 10| 3.8 0.3 4.1| 56.6 0.0 56.6 22.7 0.81| 5.1 4.1 3000 NO DATA | 3.8 0.3 4.1| | 4000 NO DATA | 3.8 0.3 4.1| | 5000 NO DATA | 3.8 0.3 4.1| | 6000 NO DATA | 3.8 0.3 4.1| | Wrote GIF file: /home/apache/climate/data/raob//UHNN/skewt/UHNN.skewt.20251015.12.gif