UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100711.upa.cvt Date: 1100Z 7 OCT 25 Searching for EG693... Searching the city database file for: EG693 ... Date:1100Z 7 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 1025 1 15.2 11.4 78 3.8 13.0 200 5 286.3 287.8 285.1 309.4 8.28 1 1000 209 12.6 10.5 87 2.1 11.4 235 10 285.8 287.1 284.5 308.0 7.99 2 925 859 7.8 7.8 100 0.0 7.8 240 13 287.3 288.5 284.4 307.5 7.19 3 850 1566 11.8 5.8 67 6.0 8.4 230 22 298.5 299.7 288.3 318.6 6.81 4 700 3167 3.0 -5.0 56 8.0 -0.7 225 21 305.8 306.5 287.9 317.5 3.76 5 500 5820 -12.7 -13.9 91 1.2 -13.1 235 29 317.6 318.1 290.6 326.2 2.61 6 400 7490 -23.1 -47.1 9 24.0 -25.8 255 27 325.0 325.0 290.4 325.5 0.14 7 300 9530 -38.3 -44.3 53 6.0 -38.8 260 39 331.4 331.4 292.3 332.3 0.25 8 250 10760 -49.1 -53.2 62 4.1 -49.3 265 38 333.1 333.1 292.7 333.5 0.11 9 200 12180 -60.9 -65.6 54 4.7 -61.0 280 48 336.3 336.3 293.4 336.4 0.03 10 194 12371 -62.3 -66.7 55 4.4 -62.4 275 44 337.0 337.0 293.6 337.1 0.03 11 150 13980 -61.3 -80.3 6 19.0 -61.4 265 26 364.5 364.5 299.5 364.5 0.00 12 100 16470 -63.1 -84.1 4 21.0 -63.3 280 25 405.8 405.8 306.0 405.8 0.00 TRP 194 12371 -62.3 -66.7 55 4.4 -62.4 275 44 337.0 337.0 293.6 337.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5611.00 m Freezing level: 661.78 mb = 3673.94 m = 12053.47 ft Wetbulb zero: 710.84 mb = 3040.31 m = 9974.66 ft Precipitable water: 1.15 inches Sfc-500 mean rel hum: 73.64 % Est. max temperature: 23.56 C = 74.40 F Sfc-Lift cond lev (LCL): 968.35 mb = 477.12 m = 1565.34 ft T: 10.62 C 700-500 lapse rate: 5.92 C/km ThetaE index: 1.91 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 945.80 mb = 673.59 m = 2209.91 ft Mean mixing ratio: 7.72 g/kg Conv temperature: 15.73 C = 60.32 F Cap Strength: 8.14 C Lifted Index: 10.89 C Risk: None Lifted Index @300 mb: 16.82 C Lifted Index @700 mb: 8.14 C Showalter Index: 4.51 C Risk: None Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 22.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 178.49 Risk: None Energy Index: 1.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.95 J/kg Max Up Vert Vel: 3.15 m/s Conv Inhibition (B-): 12116.11 J/kg Cap Strength: 10.87 C Lift Cond Lev (LCL): 952.25 mb = 616.89 m = 2023.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 261 at 16 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 1025 1 200 5 1.7 4.7 | 99 14 -14.1 2.1 1 1000 209 235 10 8.2 5.7 | 113 8 -7.6 3.2 2 925 859 240 13 11.3 6.5 | 131 6 -4.5 3.9 3 850 1566 230 22 16.9 14.1 | 185 12 1.1 11.6 4 700 3167 225 21 14.8 14.8 | 176 12 -0.9 12.3 5 500 5820 235 29 23.8 16.6 | 210 16 8.0 14.1 6 400 7490 255 27 26.1 7.0 | 247 11 10.3 4.4 7 300 9530 260 39 38.4 6.8 | 259 23 22.6 4.2 8 250 10760 265 38 37.9 3.3 | 268 22 22.1 0.7 9 200 12180 280 48 47.3 -8.3 | 289 33 31.5 -10.9 10 194 12371 275 44 43.8 -3.8 | 283 29 28.0 -6.4 11 150 13980 265 26 25.9 2.3 | 272 10 10.1 -0.3 12 100 16470 280 25 24.6 -4.3 | 308 11 8.8 -6.9 Wind Parameters Mean winds (0-6000m): 230.7 at 21.3 knts Storm direction: 260.7 at 16.0 knts Shear (0-3000m) pos: 1.9 neg: 1.3 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 78.0 deg Storm rel helicity (0-3000m) pos: 26.7 neg: -5.6 tot: 21.1 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 19.02 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 ------------------------------------------------------------------------------- 500 232 9 111 9| 8.2 0.0 8.2| 10.9 0.0 10.9 21.8 0.47| 8.4 3.9 1000 236 11 118 8| 5.8 0.0 5.8| 16.1 0.0 16.1 16.1 0.59| 6.0 3.6 1500 235 13 136 7| 3.9 2.3 6.2| 25.8 0.0 25.8 17.2 0.63| 6.3 4.0 2000 233 15 152 8| 2.9 1.9 4.8| 26.7 -1.6 25.1 12.6 0.58| 5.1 2.9 2500 232 17 160 8| 2.3 1.5 3.9| 26.7 -3.6 23.1 9.3 0.53| 4.2 2.2 3000 231 17 165 9| 1.9 1.3 3.2| 26.7 -5.6 21.1 7.0 0.48| 3.6 1.8 4000 229 19 170 10| 1.8 0.9 2.7| 35.3 -6.0 29.4 7.3 0.52| 3.1 1.6 5000 230 20 176 10| 1.8 0.8 2.5| 46.8 -6.0 40.8 8.2 0.57| 2.8 1.6 6000 231 21 184 11| 1.7 0.6 2.4| 60.7 -6.0 54.8 9.1 0.61| 2.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//EG693/skewt/EG693.skewt.20251007.11.gif