UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101711.upa.cvt Date: 1100Z 17 OCT 25 Searching for EG693... Searching the city database file for: EG693 ... Date:1100Z 17 OCT 25 Station: EG693 WMO ident: 3693 Latitude: 51.55 Longitude: 0.85 ------------------------------------------------------------------------------- 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 1027 -0 14.8 7.8 63 7.0 11.0 30 10 285.8 286.9 283.0 303.9 6.47 1 1000 223 11.2 5.2 67 6.0 8.1 20 9 284.4 285.3 281.3 299.8 5.54 2 925 868 6.2 3.7 84 2.5 4.9 305 9 285.6 286.6 281.7 300.8 5.39 3 850 1557 1.6 1.6 100 0.0 1.6 195 6 287.8 288.7 282.3 302.2 5.05 4 700 3128 0.4 -24.6 13 25.0 -6.5 340 10 302.9 303.1 283.5 305.4 0.74 5 500 5740 -16.3 -41.3 10 25.0 -19.9 340 30 313.2 313.2 286.7 313.9 0.21 6 400 7370 -30.1 -43.1 27 13.0 -31.3 340 38 315.9 315.9 287.6 316.6 0.21 7 300 9340 -46.7 -54.7 40 8.0 -47.0 335 35 319.5 319.5 288.7 319.8 0.08 8 250 10530 -56.1 -61.0 54 4.9 -56.2 335 32 322.7 322.7 289.6 322.8 0.04 9 220 11330 -60.5 -67.5 39 7.0 -60.6 340 30 327.9 327.9 291.2 328.0 0.02 10 200 11920 -60.7 -70.7 26 10.0 -60.8 335 29 336.6 336.6 293.5 336.7 0.01 11 150 13720 -58.7 -81.7 4 23.0 -58.9 310 26 368.9 368.9 300.4 369.0 0.00 12 100 16230 -62.9 -85.9 3 23.0 -63.1 325 10 406.2 406.2 306.0 406.2 0.00 TRP 220 11330 -60.5 -67.5 39 7.0 -60.6 340 30 327.9 327.9 291.2 328.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5517.00 m Freezing level: 695.21 mb = 3190.56 m = 10467.60 ft Wetbulb zero: 820.29 mb = 1844.93 m = 6052.83 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 41.99 % Est. max temperature: 16.07 C = 60.93 F Sfc-Lift cond lev (LCL): 924.46 mb = 872.74 m = 2863.30 ft T: 6.17 C 700-500 lapse rate: 6.39 C/km ThetaE index: 4.01 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 881.05 mb = 1264.61 m = 4148.94 ft Mean mixing ratio: 5.61 g/kg Conv temperature: 15.95 C = 60.71 F Cap Strength: 9.40 C Lifted Index: 12.16 C Risk: None Lifted Index @300 mb: 13.46 C Lifted Index @700 mb: 9.40 C Showalter Index: 11.16 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 17.90 C Cross Totals Index: 17.90 C K Index: -5.50 Risk: None Sweat Index: 61.20 Risk: None Energy Index: 2.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.21 J/kg Max Up Vert Vel: 0.64 m/s Conv Inhibition (B-): 12155.10 J/kg Cap Strength: 12.03 C Lift Cond Lev (LCL): 906.44 mb = 1033.13 m = 3389.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 7 at 11 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 1027 -0 30 10 -5.0 -8.7 | 119 4 -3.7 2.1 1 1000 223 20 9 -3.1 -8.5 | 142 3 -1.8 2.3 2 925 868 305 9 7.4 -5.2 | 237 10 8.7 5.6 3 850 1557 195 6 1.6 5.8 | 190 17 2.8 16.6 4 700 3128 340 10 3.4 -9.4 | 254 5 4.7 1.4 5 500 5740 340 30 10.3 -28.2 | 326 21 11.6 -17.4 6 400 7370 340 38 13.0 -35.7 | 330 29 14.3 -25.0 7 300 9340 335 35 14.8 -31.7 | 322 26 16.1 -21.0 8 250 10530 335 32 13.5 -29.0 | 321 24 14.8 -18.2 9 220 11330 340 30 10.3 -28.2 | 326 21 11.6 -17.4 10 200 11920 335 29 12.3 -26.3 | 319 21 13.6 -15.5 11 150 13720 310 26 19.9 -16.7 | 286 22 21.2 -6.0 12 100 16230 325 10 5.7 -8.2 | 250 7 7.0 2.6 Wind Parameters Mean winds (0-6000m): 336.9 at 14.4 knts Storm direction: 6.9 at 10.8 knts Shear (0-3000m) pos: 2.4 neg: 2.8 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 128.9 deg Storm rel helicity (0-3000m) pos: 55.2 neg: -49.0 tot: 6.3 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 10.74 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 14 9 153 2| 0.0 7.1 7.1| 3.5 0.0 3.5 7.0 0.76| 7.3 5.5 1000 347 9 240 4| 0.0 7.6 7.6| 3.9 -8.0 -4.1 -4.1 0.17| 8.8 1.5 1500 329 8 238 7| 0.0 5.6 5.6| 3.9 -46.4 -42.4 -28.3 -0.23| 9.4 -2.2 2000 308 8 232 10| 1.0 4.2 5.1| 23.1 -49.0 -25.8 -12.9 -0.08| 8.3 -0.7 2500 297 8 230 11| 1.9 3.3 5.3| 44.5 -49.0 -4.4 -1.8 0.07| 8.0 0.6 3000 313 8 234 9| 2.4 2.8 5.2| 55.2 -49.0 6.3 2.1 0.14| 7.9 1.1 4000 329 9 245 7| 2.3 1.8 4.1| 64.8 -49.0 15.9 4.0 0.23| 7.0 1.6 5000 335 12 267 6| 1.8 1.2 3.1| 74.8 -49.0 25.8 5.2 0.25| 6.4 1.6 6000 337 14 290 7| 1.5 1.2 2.7| 83.8 -49.0 34.8 5.8 0.25| 5.9 1.5 Wrote GIF file: /home/apache/climate/data/raob//EG693/skewt/EG693.skewt.20251017.11.gif