UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for EF963... Searching the city database file for: EF963 ... Date:1200Z 9 DEC 25 Station: EF963 WMO ident: 2963 Latitude: 60.82 Longitude: 23.50 ------------------------------------------------------------------------------- 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 -12 SFC 986 102 3.4 3.1 98 0.3 3.2 305 1 277.7 278.5 277.1 290.9 4.85 2 925 615 -0.3 -0.3 100 0.0 -0.3 335 13 279.0 279.7 276.7 290.2 4.04 3 850 1293 -1.3 -1.6 98 0.3 -1.4 310 19 284.8 285.5 279.6 296.1 4.00 4 700 2818 -9.7 -11.6 86 1.9 -10.3 310 17 291.7 292.1 280.7 298.5 2.25 5 500 5330 -26.9 -31.9 63 5.0 -27.6 305 15 300.2 300.3 282.2 302.0 0.53 6 400 6900 -37.5 -49.5 28 12.0 -38.1 335 23 306.3 306.3 284.0 306.6 0.10 7 300 8820 -51.3 -64.3 20 13.0 -51.5 295 31 313.0 313.0 286.4 313.1 0.02 8 277 9339 -54.7 -64.7 28 10.0 -54.9 310 31 315.4 315.4 287.2 315.4 0.02 9 250 10000 -54.7 -71.7 11 17.0 -54.9 315 33 324.7 324.7 290.2 324.8 0.01 10 200 11420 -55.1 -80.1 3 25.0 -55.4 290 29 345.5 345.5 295.6 345.5 0.00 11 150 13250 -57.1 -84.1 2 27.0 -57.4 295 33 371.7 371.7 300.9 371.7 0.00 12 100 15760 -62.9 -85.9 3 23.0 -63.1 305 46 406.2 406.2 306.0 406.2 0.00 TRP 277 9339 -54.7 -64.7 28 10.0 -54.9 310 31 315.4 315.4 287.2 315.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5342.00 m Freezing level: 929.95 mb = 573.41 m = 1881.23 ft Wetbulb zero: 930.66 mb = 565.98 m = 1856.85 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 84.70 % Est. max temperature: 11.09 C = 51.95 F Sfc-Lift cond lev (LCL): 981.35 mb = 139.96 m = 459.19 ft T: 3.13 C 700-500 lapse rate: 6.85 C/km ThetaE index: 0.72 C Layer 925.0- 850.0 mb Conv cond level (CCL): 941.20 mb = 475.51 m = 1560.06 ft Mean mixing ratio: 4.28 g/kg Conv temperature: 4.37 C = 39.87 F Cap Strength: 5.25 C Lifted Index: 8.59 C Risk: None Lifted Index @300 mb: 15.65 C Lifted Index @700 mb: 5.25 C Showalter Index: 4.84 C Risk: None Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 25.30 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 91.00 Risk: None Energy Index: 1.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.42 J/kg Max Up Vert Vel: 5.73 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.50 C Lift Cond Lev (LCL): 933.20 mb = 544.10 m = 1785.09 ft Lev Free Conv (LFC): 928.20 mb = 587.26 m = 1926.67 ft Equ Level (EL): 908.20 mb = 761.96 m = 2499.85 ft B at Equ Level: 15.52 J/kg Max Parcel Lev (MPL): 868.20 mb = 1123.12 m = 3684.74 ft Wind level data Storm motion: 341 at 12 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 ---------------------------------------------------------- 0 986 102 305 1 0.8 -0.6 | 164 11 -3.0 10.7 1 925 615 335 13 5.5 -11.8 | 286 2 1.7 -0.5 2 850 1293 310 19 14.6 -12.2 | 275 11 10.7 -0.9 3 700 2818 310 17 13.0 -10.9 | 268 9 9.2 0.4 4 500 5330 305 15 12.3 -8.6 | 252 9 8.5 2.7 5 400 6900 335 23 9.7 -20.8 | 328 11 5.9 -9.6 6 300 8820 295 31 28.1 -13.1 | 274 24 24.3 -1.8 7 277 9339 310 31 23.7 -19.9 | 293 22 19.9 -8.6 8 250 10000 315 33 23.3 -23.3 | 302 23 19.5 -12.0 9 200 11420 290 29 27.3 -9.9 | 267 23 23.4 1.4 10 150 13250 295 33 29.9 -13.9 | 276 26 26.1 -2.7 11 100 15760 305 46 37.7 -26.4 | 294 37 33.9 -15.1 Wind Parameters Mean winds (0-6000m): 311.3 at 15.9 knts Storm direction: 341.3 at 11.9 knts Shear (0-3000m) pos: 2.0 neg: 1.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 101.7 deg Storm rel helicity (0-3000m) pos: 11.0 neg: -7.2 tot: 3.8 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.28 Bulk Shear: 12.84 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 ------------------------------------------------------------------------------- 500 333 7 172 5| 12.2 0.0 12.2| 10.7 0.0 10.7 21.4 0.62| 12.9 8.0 1000 327 11 225 3| 6.1 3.3 9.4| 11.0 -1.2 9.7 9.7 0.39| 9.8 3.9 1500 320 13 258 5| 4.1 3.0 7.1| 11.0 -3.9 7.0 4.7 0.29| 7.6 2.2 2000 317 15 264 6| 3.0 2.1 5.2| 11.0 -5.0 6.0 3.0 0.26| 5.9 1.6 2500 315 15 266 7| 2.4 1.6 4.0| 11.0 -6.1 4.9 2.0 0.24| 4.9 1.2 3000 314 16 266 7| 2.0 1.3 3.3| 11.0 -7.2 3.8 1.3 0.21| 4.1 0.9 4000 313 16 265 8| 1.5 0.9 2.5| 11.0 -9.5 1.4 0.4 0.17| 3.2 0.5 5000 311 16 264 8| 1.2 0.8 2.0| 11.0 -11.8 -0.8 -0.2 0.12| 2.7 0.3 6000 311 16 264 8| 1.5 0.6 2.1| 24.5 -12.2 12.3 2.0 0.28| 2.8 0.8 Wrote GIF file: /home/apache/climate/data/raob//EF963/skewt/EF963.skewt.20251209.12.gif