UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for X0054... Searching the city database file for: X0054 ... Date:1200Z 6 DEC 25 Station: X0054 WMO ident: 30054 Latitude: 59.45 Longitude: 112.58 ------------------------------------------------------------------------------- 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 98 SFC 988 188 -18.5 -21.3 79 2.8 -18.9 10 15 255.5 255.6 255.0 257.4 0.71 2 937 585 -17.3 314 7 260.7 3 925 682 -17.9 300 5 261.0 4 850 1311 -20.7 290 13 264.5 5 815 1621 -20.1 289 16 268.3 6 735 2375 -25.1 286 23 270.9 7 700 2725 -28.7 285 27 270.7 8 666 3079 -32.3 286 26 270.5 9 606 3743 -33.3 289 25 276.8 10 519 4816 -39.7 294 23 281.6 11 500 5070 -42.1 295 23 281.7 12 493 5165 -43.5 296 22 281.1 13 400 6540 -53.3 305 13 285.7 14 392 6670 -54.1 286.3 15 365 7123 -58.3 286.6 16 351 7368 -61.5 285.5 TRP WND Sounding variables and indices 1000-500 mb thick: 4972.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.00 inches Sfc-500 mean rel hum: -nan % Est. max temperature: -8.31 C = 17.03 F Sfc-Lift cond lev (LCL): 943.55 mb = 533.17 m = 1749.23 ft T: -17.46 C 700-500 lapse rate: 5.71 C/km ThetaE index: 10256.44 C Layer 937.0-55782952777075916800.0 mb Conv cond level (CCL): None Cap Strength: -9725.85 C Lifted Index: 17.92 C Risk: None Lifted Index @700 mb: 9.79 C Showalter Index: 14.15 C Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 170193.22 J/kg Max Up Vert Vel: 583.43 m/s Conv Inhibition (B-): 68384.25 J/kg Cap Strength: 255.85 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 322 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 ---------------------------------------------------------- 0 988 188 10 15 -2.6 -14.8 | 76 12 -11.7 -2.9 1 925 682 300 5 4.3 -2.5 | 153 11 -4.8 9.4 2 850 1311 290 13 12.2 -4.4 | 203 8 3.1 7.4 3 700 2725 285 27 26.1 -7.0 | 254 18 17.0 4.9 4 500 5070 295 23 20.8 -9.7 | 260 12 11.7 2.1 5 400 6540 305 13 10.6 -7.5 | 199 5 1.5 4.4 Wind Parameters Mean winds (0-6000m): 292.5 at 20.0 knts Storm direction: 322.5 at 15.0 knts Shear (0-3000m) pos: 0.2 neg: 5.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 179.1 deg Storm rel helicity (0-3000m) pos: 62.7 neg: 0.0 tot: 62.7 m^2/s^2 ave: 20.9 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 4.5 10^-3/s Energy-Hel index: 54.38 Bulk Rich Number: 4181.50 Bulk Shear: 40.70 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 ------------------------------------------------------------------------------- 500 354 10 104 8| 0.0 14.5 14.5| 17.2 0.0 17.2 34.5 0.59| 16.4 9.7 1000 325 9 139 6| 0.0 8.7 8.7| 29.9 0.0 29.9 29.9 0.67| 11.5 7.7 1500 307 11 174 5| 0.0 7.1 7.1| 41.1 0.0 41.1 27.4 0.72| 9.5 6.9 2000 299 13 201 6| 0.0 6.4 6.4| 51.1 0.0 51.1 25.6 0.72| 8.4 6.1 2500 294 15 220 7| 0.0 6.0 6.0| 60.4 0.0 60.4 24.1 0.69| 7.8 5.3 3000 292 17 230 9| 0.2 5.0 5.2| 62.7 0.0 62.7 20.9 0.68| 6.7 4.5 4000 291 19 240 10| 0.4 3.8 4.2| 65.4 0.0 65.4 16.3 0.65| 5.4 3.5 5000 291 20 245 11| 0.7 3.0 3.7| 66.8 -0.6 66.2 13.2 0.61| 4.6 2.8 6000 292 20 246 10| 1.1 2.5 3.6| 66.8 -8.1 58.7 9.8 0.45| 4.4 2.0 Wrote GIF file: /home/apache/climate/data/raob//X0054/skewt/X0054.skewt.20251206.12.gif