UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for UHNN... Searching the city database file for: UHNN ... Date:1200Z 9 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 1012 68 -2.7 -6.0 78 3.3 -3.8 290 3 269.5 269.9 268.7 276.1 2.41 1 1000 145 -1.5 -4.8 78 3.3 -2.7 295 9 271.6 272.1 270.5 278.9 2.67 2 998 161 -1.5 -4.9 78 3.4 -2.7 295 9 271.8 272.2 270.5 279.1 2.66 3 925 760 -6.3 -13.3 58 7.0 -8.2 305 19 272.9 273.1 269.3 277.0 1.48 4 850 1414 -11.5 -17.5 61 6.0 -12.9 320 31 274.1 274.3 269.5 277.4 1.14 5 830 1596 -13.1 -20.1 56 7.0 -14.5 318 31 274.3 274.4 269.3 277.0 0.93 6 725 2608 -21.9 -24.8 77 2.9 -22.3 308 31 275.5 275.6 269.6 277.5 0.71 7 700 2867 -21.3 -24.7 74 3.4 -21.8 305 31 278.9 279.0 271.8 281.1 0.74 8 698 2888 -21.3 -24.8 73 3.5 -21.8 279.1 279.2 271.9 281.3 0.73 9 658 3322 -23.1 -30.1 53 7.0 -24.0 281.8 281.9 273.1 283.3 0.48 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 65.51 % Est. max temperature: 1.69 C = 35.04 F Sfc-Lift cond lev (LCL): 960.76 mb = 460.89 m = 1512.08 ft T: -3.90 C ThetaE index: 2.01 C Layer 925.0- 850.0 mb Conv cond level (CCL): 870.65 mb = 1228.31 m = 4029.83 ft Mean mixing ratio: 2.05 g/kg Conv temperature: 1.55 C = 34.78 F Cap Strength: 5.06 C Lifted Index @700 mb: 2.97 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.80 J/kg Max Up Vert Vel: 3.10 m/s Conv Inhibition (B-): 131.55 J/kg Cap Strength: 4.87 C Lift Cond Lev (LCL): 891.46 mb = 1045.66 m = 3430.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 19 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 1012 68 290 3 2.8 -1.0 | 169 17 -3.2 16.9 1 1000 145 295 9 8.2 -3.8 | 189 14 2.2 14.1 2 925 760 305 19 15.6 -10.9 | 234 12 9.6 7.0 3 850 1414 320 31 19.9 -23.7 | 293 15 13.9 -5.8 4 700 2867 305 31 25.4 -17.8 | 270 19 19.4 0.2 Wind Parameters Mean winds (0-6000m): 311.5 at 25.2 knts Storm direction: 341.5 at 18.9 knts Shear (0-3000m) pos: 5.8 neg: 1.1 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 100.2 deg Storm rel helicity (0-3000m) pos: 98.1 neg: -27.8 tot: 70.3 m^2/s^2 ave: 26.1 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 27.63 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 ------------------------------------------------------------------------------- 500 299 11 197 13| 13.3 0.0 13.3| 44.5 0.0 44.5 89.0 0.92| 13.5 12.4 1000 305 16 217 11| 11.3 0.0 11.3| 74.4 0.0 74.4 74.4 0.95| 11.6 11.1 1500 311 20 242 10| 9.7 0.0 9.7| 98.1 -2.0 96.1 64.1 0.91| 10.5 9.5 2000 313 23 257 11| 7.3 0.7 8.0| 98.1 -12.3 85.8 42.9 0.76| 8.6 6.5 2500 312 24 263 12| 5.8 1.1 7.0| 98.1 -23.2 74.9 30.0 0.63| 7.4 4.7 3000 NO DATA | 5.8 1.1 7.0| | 4000 NO DATA | 5.8 1.1 7.0| | 5000 NO DATA | 5.8 1.1 7.0| | 6000 NO DATA | 5.8 1.1 7.0| | Wrote GIF file: /home/apache/climate/data/raob//UHNN/skewt/UHNN.skewt.20251009.12.gif