UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120906.upa.cvt Date: 0600Z 9 DEC 25 Searching for EF963... Searching the city database file for: EF963 ... Date:0600Z 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 -52 SFC 981 104 4.8 4.6 99 0.2 4.7 35 5 279.5 280.4 278.7 294.3 5.42 2 925 582 3.6 3.6 100 0.0 3.6 210 7 283.0 283.9 280.4 297.9 5.36 3 850 1263 0.0 0.0 100 0.0 0.0 230 5 286.1 286.9 280.8 298.9 4.50 4 700 2794 -9.1 -9.8 95 0.7 -9.4 225 5 292.4 292.9 281.4 300.1 2.59 5 500 5310 -27.1 -29.9 77 2.8 -27.5 200 3 300.0 300.1 282.2 302.1 0.64 6 400 6870 -40.5 -45.3 60 4.8 -40.8 345 3 302.4 302.4 282.5 302.9 0.17 7 300 8790 -48.5 -66.5 11 18.0 -48.8 317.0 317.0 287.8 317.1 0.02 8 250 9970 -54.9 -68.9 16 14.0 -55.1 324.4 324.4 290.1 324.5 0.01 9 248 10021 -55.1 -69.1 16 14.0 -55.3 324.9 324.9 290.3 325.0 0.01 10 200 11400 -54.7 -78.7 4 24.0 -55.0 346.1 346.1 295.8 346.2 0.00 11 150 13230 -58.3 -84.3 2 26.0 -58.5 369.6 369.6 300.5 369.6 0.00 12 100 15740 -63.7 -86.7 3 23.0 -63.9 404.7 404.7 305.8 404.7 0.00 TRP 248 10021 -55.1 -69.1 16 14.0 -55.3 324.9 324.9 290.3 325.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5362.00 m Freezing level: 850.00 mb = 1263.00 m = 4143.65 ft Wetbulb zero: 849.68 mb = 1265.94 m = 4153.28 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 92.10 % Est. max temperature: 12.17 C = 53.90 F Sfc-Lift cond lev (LCL): 977.91 mb = 129.93 m = 426.28 ft T: 4.74 C 700-500 lapse rate: 7.15 C/km ThetaE index: 0.00 C Layer 981.0-89129.0 mb Conv cond level (CCL): 916.21 mb = 658.89 m = 2161.69 ft Mean mixing ratio: 5.26 g/kg Conv temperature: 8.65 C = 47.57 F Cap Strength: 2.07 C Lifted Index: 3.93 C Risk: None Lifted Index @300 mb: 14.23 C Lifted Index @700 mb: 2.07 C Showalter Index: 2.65 C Risk: Showers probable Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 27.10 C K Index: 26.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 117.00 Risk: None Energy Index: 0.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.82 J/kg Max Up Vert Vel: 6.45 m/s Conv Inhibition (B-): 11288.30 J/kg Cap Strength: 3.81 C Lift Cond Lev (LCL): 928.73 mb = 549.32 m = 1802.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 251 at 3 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 ---------------------------------------------------------- 0 981 104 35 5 -2.9 -4.1 | 49 8 -6.0 -5.2 1 925 582 210 7 3.5 6.1 | 184 5 0.3 5.0 2 850 1263 230 5 3.8 3.2 | 197 2 0.7 2.1 3 700 2794 225 5 3.5 3.5 | 188 2 0.4 2.5 4 500 5310 200 3 1.0 2.8 | 129 3 -2.2 1.7 5 400 6870 345 3 0.8 -2.9 | 31 5 -2.4 -4.0 Wind Parameters Mean winds (0-6000m): 221.2 at 4.5 knts Storm direction: 251.2 at 3.4 knts Shear (0-3000m) pos: 1.7 neg: 0.1 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 130.5 deg Storm rel helicity (0-3000m) pos: 35.0 neg: -0.5 tot: 34.6 m^2/s^2 ave: 11.5 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 26.84 Bulk Shear: 0.78 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 ------------------------------------------------------------------------------- 500 201 6 167 5| 12.3 0.0 12.3| 34.2 0.0 34.2 68.4 0.96| 18.9 18.1 1000 214 6 184 4| 5.4 0.0 5.4| 35.0 0.0 35.0 35.0 0.89| 10.6 9.4 1500 220 6 189 3| 3.4 0.0 3.4| 35.0 -0.0 35.0 23.3 0.86| 7.3 6.3 2000 222 6 190 3| 2.6 0.0 2.6| 35.0 -0.1 34.9 17.5 0.85| 5.5 4.7 2500 223 5 191 3| 2.0 0.1 2.1| 35.0 -0.2 34.8 13.9 0.84| 4.4 3.7 3000 223 5 190 3| 1.7 0.1 1.8| 35.0 -0.5 34.6 11.5 0.80| 3.8 3.0 4000 222 5 185 3| 1.3 0.2 1.5| 35.0 -1.2 33.9 8.5 0.72| 3.0 2.1 5000 220 5 178 3| 1.0 0.3 1.3| 35.0 -1.8 33.2 6.6 0.65| 2.5 1.6 6000 221 4 174 2| 0.8 0.2 1.0| 35.2 -2.2 33.0 5.5 0.51| 2.4 1.2 Wrote GIF file: /home/apache/climate/data/raob//EF963/skewt/EF963.skewt.20251209.06.gif