UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120806.upa.cvt Date: 0600Z 8 DEC 25 Searching for EF963... Searching the city database file for: EF963 ... Date:0600Z 8 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 91 140 7 SFC 998 107 3.0 2.9 99 0.1 2.9 140 7 276.3 277.1 276.2 289.1 4.72 2 925 720 1.2 1.0 99 0.2 1.1 205 27 280.5 281.3 278.1 292.9 4.44 3 850 1397 -2.3 -2.6 98 0.3 -2.4 215 21 283.7 284.4 278.7 294.2 3.71 4 700 2913 -11.7 -15.1 76 3.4 -12.6 235 13 289.5 289.8 278.9 294.6 1.69 5 500 5400 -28.1 -37.1 42 9.0 -29.0 250 23 298.8 298.8 281.3 299.9 0.32 6 400 6970 -40.5 -44.0 69 3.5 -40.7 260 27 302.4 302.4 282.6 303.0 0.19 7 300 8860 -52.1 -70.1 10 18.0 -52.4 311.9 311.9 286.0 312.0 0.01 8 250 10040 -54.7 -73.7 8 19.0 -54.9 324.7 324.7 290.2 324.8 0.01 9 200 11450 -59.9 -75.9 11 16.0 -60.0 337.9 337.9 293.8 337.9 0.01 10 195 11608 -60.7 -77.7 9 17.0 -60.8 339.1 339.1 294.1 339.1 0.00 11 150 13240 -62.1 -84.1 4 22.0 -62.3 363.1 363.1 299.3 363.1 0.00 12 100 15720 -66.3 -86.3 4 20.0 -66.4 399.6 399.6 305.2 399.6 0.00 TRP 195 11608 -60.7 -77.7 9 17.0 -60.8 339.1 339.1 294.1 339.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5309.00 m Freezing level: 899.29 mb = 952.11 m = 3123.70 ft Wetbulb zero: 901.22 mb = 928.48 m = 3046.17 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 75.92 % Est. max temperature: 10.50 C = 50.89 F Sfc-Lift cond lev (LCL): 996.32 mb = 120.76 m = 396.20 ft T: 2.96 C 700-500 lapse rate: 6.59 C/km ThetaE index: 0.00 C Layer 998.0- -0.0 mb Conv cond level (CCL): 924.41 mb = 725.07 m = 2378.82 ft Mean mixing ratio: 4.51 g/kg Conv temperature: 7.25 C = 45.04 F Cap Strength: 2.87 C Lifted Index: 6.92 C Risk: None Lifted Index @300 mb: 14.44 C Lifted Index @700 mb: 2.87 C Showalter Index: 4.99 C Risk: None Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.80 C Cross Totals Index: 25.50 C K Index: 19.80 Risk: < 20 % chance of thunderstorms Sweat Index: 207.70 Risk: None Energy Index: 1.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.07 J/kg Max Up Vert Vel: 6.49 m/s Conv Inhibition (B-): 12681.66 J/kg Cap Strength: 6.83 C Lift Cond Lev (LCL): 943.93 mb = 556.55 m = 1825.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 14 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 ---------------------------------------------------------- 0 998 107 140 7 -4.5 5.4 | 100 19 -18.6 3.4 1 925 720 205 27 11.4 24.5 | 173 23 -2.7 22.5 2 850 1397 215 21 12.0 17.2 | 172 15 -2.1 15.3 3 700 2913 235 13 10.6 7.5 | 148 7 -3.5 5.5 4 500 5400 250 23 21.6 7.9 | 232 10 7.5 5.9 5 400 6970 260 27 26.6 4.7 | 258 13 12.5 2.8 Wind Parameters Mean winds (0-6000m): 232.2 at 19.0 knts Storm direction: 262.2 at 14.3 knts Shear (0-3000m) pos: 2.8 neg: 0.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 54.5 deg Storm rel helicity (0-3000m) pos: 160.6 neg: -10.2 tot: 150.4 m^2/s^2 ave: 50.1 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 4.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.98 Bulk Shear: 21.58 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 ------------------------------------------------------------------------------- 500 190 15 138 17| 20.5 0.0 20.5|120.4 0.0 120.4 240.8 0.98| 22.4 21.8 1000 200 20 157 18| 11.5 0.0 11.5|159.3 -0.1 159.2 159.2 0.87| 16.4 14.3 1500 205 21 162 18| 6.7 0.0 6.7|159.3 -2.0 157.3 104.9 0.75| 12.5 9.4 2000 209 20 164 16| 4.6 0.0 4.6|159.3 -4.1 155.2 77.6 0.67| 10.3 6.9 2500 212 19 165 15| 3.4 0.0 3.4|159.3 -7.7 151.6 60.6 0.58| 8.9 5.2 3000 214 18 164 14| 2.8 0.0 2.8|160.6 -10.2 150.4 50.1 0.54| 7.8 4.2 4000 220 18 167 12| 2.6 0.0 2.6|167.8 -10.2 157.5 39.4 0.58| 6.4 3.7 5000 226 18 175 11| 2.6 0.0 2.6|175.6 -10.2 165.4 33.1 0.60| 5.6 3.4 6000 232 19 185 10| 2.4 0.0 2.4|184.3 -10.2 174.0 29.0 0.62| 5.0 3.1 Wrote GIF file: /home/apache/climate/data/raob//EF963/skewt/EF963.skewt.20251208.06.gif