UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110312.upa.cvt Date: 1200Z 3 NOV 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 3 NOV 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1003 31 -20.7 -23.2 80 2.5 -21.0 190 1 252.2 252.3 252.0 253.8 0.59 1 850 1225 -33.1 -39.1 55 6.0 -33.4 305 33 251.5 251.5 250.3 251.9 0.15 2 808 1581 -34.1 -39.1 61 5.0 -34.3 254.1 254.1 252.5 254.5 0.16 3 800 1650 -36.1 -40.7 62 4.6 -36.3 252.7 252.7 251.3 253.1 0.14 4 722 2353 -42.3 -46.3 65 4.0 -42.4 253.4 253.4 251.8 253.6 0.08 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.03 inches Sfc-500 mean rel hum: 64.67 % Est. max temperature: -21.44 C = -6.59 F Sfc-Lift cond lev (LCL): 962.39 mb = 329.29 m = 1080.34 ft T: -23.80 C ThetaE index: 1.91 C Layer 850.0- 808.0 mb Conv cond level (CCL): 850.00 mb = 1225.00 m = 4018.98 ft Mean mixing ratio: 0.47 g/kg Conv temperature: -15.70 C = 3.74 F Cap Strength: 1.39 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.52 J/kg Max Up Vert Vel: 6.09 m/s Conv Inhibition (B-): 6.23 J/kg Cap Strength: 1.03 C Lift Cond Lev (LCL): 925.85 mb = 608.44 m = 1996.17 ft Lev Free Conv (LFC): 920.85 mb = 647.50 m = 2124.32 ft Equ Level (EL): 830.85 mb = 1384.85 m = 4543.42 ft B at Equ Level: 18.00 J/kg Wind level data Storm motion: 226 at 18 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 1003 31 190 1 0.2 1.0 | 48 17 -12.7 -11.5 1 1000 68 215 9 5.2 7.4 | 57 9 -7.7 -5.1 2 925 626 155 27 -11.4 24.5 | 116 27 -24.3 12.0 3 850 1225 305 33 27.0 -18.9 | 336 34 14.2 -31.4 Wind Parameters Mean winds (0-6000m): 195.9 at 23.9 knts Storm direction: 225.9 at 17.9 knts Shear (0-3000m) pos: 20.4 neg: 11.9 tot: 32.2 10-3/s Storm rel Dir Shear (0-3000m): -72.2 deg Storm rel helicity (0-3000m) pos: 279.9 neg: -6.0 tot: 273.9 m^2/s^2 ave: 249.0 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 42.8 stream: 30.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.44 Bulk Shear: 12.87 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 ------------------------------------------------------------------------------- 500 179 16 105 14| 0.0 23.7 23.7| 35.4 -0.7 34.7 69.4 0.46| 29.6 13.5 1000 188 22 134 14| 20.4 11.9 32.2|219.0 -6.0 213.0 213.0 0.69| 44.2 30.5 1500 NO DATA | 20.4 11.9 32.2| | 2000 NO DATA | 20.4 11.9 32.2| | 2500 NO DATA | 20.4 11.9 32.2| | 3000 NO DATA | 20.4 11.9 32.2| | 4000 NO DATA | 20.4 11.9 32.2| | 5000 NO DATA | 20.4 11.9 32.2| | 6000 NO DATA | 20.4 11.9 32.2| | Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251103.12.gif