UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 19 APR 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1001 60 -8.3 -10.0 88 1.7 -8.8 270 3 264.8 265.1 264.3 269.6 1.78 1 1000 68 -8.3 -10.2 86 1.9 -8.8 270 3 264.9 265.1 264.3 269.6 1.76 2 989 154 -9.9 -13.6 74 3.7 -10.8 268 4 264.1 264.3 263.0 267.8 1.35 3 925 667 -12.3 -15.5 77 3.2 -13.0 255 7 266.7 266.9 264.7 270.2 1.23 4 900 876 -13.7 -17.1 75 3.4 -14.4 267.4 267.6 265.0 270.5 1.11 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: 76.38 % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 974.07 mb = 270.27 m = 886.69 ft T: -10.45 C ThetaE index: 1.82 C Layer 989.0- 925.0 mb Conv cond level (CCL): None Cap Strength: 1.63 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.22 J/kg Max Up Vert Vel: 4.52 m/s Conv Inhibition (B-): 9.99 J/kg Cap Strength: 1.61 C Lift Cond Lev (LCL): 900.62 mb = 870.53 m = 2856.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 4 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 1001 60 270 3 3.0 -0.0 | 158 1 -0.5 1.2 1 1000 68 270 3 3.0 -0.0 | 158 1 -0.5 1.2 2 925 667 255 7 6.8 1.8 | 227 4 3.2 3.1 Wind Parameters Mean winds (0-6000m): 259.6 at 5.0 knts Storm direction: 289.6 at 3.7 knts Shear (0-3000m) pos: 0.0 neg: 3.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 69.1 deg Storm rel helicity (0-3000m) pos: 1.1 neg: 0.0 tot: 1.1 m^2/s^2 ave: 1.9 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 483.12 Bulk Shear: 0.02 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 ------------------------------------------------------------------------------- 500 262 5 209 2| 0.0 3.5 3.5| 1.0 0.0 1.0 2.0 0.60| 3.6 2.1 1000 NO DATA | 0.0 3.5 3.5| | 1500 NO DATA | 0.0 3.5 3.5| | 2000 NO DATA | 0.0 3.5 3.5| | 2500 NO DATA | 0.0 3.5 3.5| | 3000 NO DATA | 0.0 3.5 3.5| | 4000 NO DATA | 0.0 3.5 3.5| | 5000 NO DATA | 0.0 3.5 3.5| | 6000 NO DATA | 0.0 3.5 3.5| | Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250419.00.gif