UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100811.upa.cvt Date: 1100Z 8 OCT 25 Searching for EG693... Searching the city database file for: EG693 ... Date:1100Z 8 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 1023 6 15.2 12.0 81 3.2 13.3 285 6 286.5 288.0 285.5 310.5 8.63 1 1000 197 13.0 11.8 92 1.2 12.3 325 8 286.1 287.7 285.5 310.4 8.72 2 925 848 9.8 9.0 95 0.8 9.3 325 11 289.3 290.7 285.8 311.4 7.81 3 850 1548 7.0 6.1 94 0.9 6.5 300 13 293.5 294.7 286.6 313.5 6.96 4 700 3128 1.0 -20.0 19 21.0 -5.5 290 17 303.6 303.8 284.2 307.2 1.12 5 500 5750 -16.3 -20.8 68 4.5 -17.5 280 27 313.2 313.4 288.1 318.0 1.46 6 400 7390 -27.9 -31.6 71 3.7 -28.5 270 29 318.7 318.9 289.1 321.1 0.68 7 300 9390 -43.9 -46.5 75 2.6 -44.0 270 38 323.5 323.5 290.0 324.2 0.20 8 250 10590 -51.7 -60.7 33 9.0 -51.9 260 43 329.2 329.2 291.5 329.4 0.04 9 213 11625 -55.1 -69.1 16 14.0 -55.3 250 48 339.3 339.3 294.1 339.4 0.02 10 200 12030 -53.7 -73.7 7 20.0 -54.0 260 45 347.7 347.7 296.1 347.8 0.01 11 150 13870 -57.7 -81.7 3 24.0 -58.0 275 34 370.7 370.7 300.7 370.7 0.00 12 100 16400 -61.5 -85.5 3 24.0 -61.7 275 20 408.9 408.9 306.4 408.9 0.00 TRP 213 11625 -55.1 -69.1 16 14.0 -55.3 250 48 339.3 339.3 294.1 339.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5553.00 m Freezing level: 688.44 mb = 3279.56 m = 10759.58 ft Wetbulb zero: 768.53 mb = 2367.90 m = 7768.59 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 59.94 % Est. max temperature: 20.92 C = 69.66 F Sfc-Lift cond lev (LCL): 975.22 mb = 406.51 m = 1333.67 ft T: 11.97 C 700-500 lapse rate: 6.60 C/km ThetaE index: 6.33 C Layer 700.0- 500.0 mb Conv cond level (CCL): 931.45 mb = 790.02 m = 2591.89 ft Mean mixing ratio: 8.34 g/kg Conv temperature: 17.78 C = 64.00 F Cap Strength: 4.73 C Lifted Index: 5.51 C Risk: None Lifted Index @300 mb: 9.22 C Lifted Index @700 mb: 4.73 C Showalter Index: 3.84 C Risk: None Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 22.40 C K Index: 8.40 Risk: None Sweat Index: 126.20 Risk: None Energy Index: 0.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.22 J/kg Max Up Vert Vel: 4.94 m/s Conv Inhibition (B-): 10306.79 J/kg Cap Strength: 5.45 C Lift Cond Lev (LCL): 953.78 mb = 592.19 m = 1942.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 320 at 13 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 1023 6 285 6 5.8 -1.6 | 163 9 -2.6 8.6 1 1000 197 325 8 4.6 -6.6 | 133 5 -3.8 3.6 2 925 848 325 11 6.3 -9.0 | 119 2 -2.1 1.1 3 850 1548 300 13 11.3 -6.5 | 219 5 2.9 3.6 4 700 3128 290 17 16.0 -5.8 | 240 9 7.6 4.3 5 500 5750 280 27 26.6 -4.7 | 253 19 18.2 5.4 6 400 7390 270 29 29.0 -0.0 | 244 23 20.6 10.1 7 300 9390 270 38 38.0 -0.0 | 251 31 29.6 10.1 8 250 10590 260 43 42.3 7.5 | 243 38 34.0 17.6 9 213 11625 250 48 45.1 16.4 | 234 45 36.7 26.5 10 200 12030 260 45 44.3 7.8 | 243 40 36.0 17.9 11 150 13870 275 34 33.9 -3.0 | 254 26 25.5 7.2 12 100 16400 275 20 19.9 -1.7 | 234 14 11.6 8.4 Wind Parameters Mean winds (0-6000m): 290.5 at 17.5 knts Storm direction: 320.5 at 13.1 knts Shear (0-3000m) pos: 1.1 neg: 1.8 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 76.5 deg Storm rel helicity (0-3000m) pos: 5.6 neg: -6.2 tot: -0.6 m^2/s^2 ave: -0.2 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 16.54 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 ------------------------------------------------------------------------------- 500 320 8 142 5| 6.4 0.0 6.4| 0.0 -5.8 -5.8 -11.6 -0.54| 6.9 -3.7 1000 322 9 136 4| 3.2 1.2 4.3| 0.5 -6.2 -5.7 -5.7 -0.34| 4.8 -1.6 1500 317 10 152 3| 2.1 1.9 4.1| 2.0 -6.2 -4.1 -2.8 -0.04| 4.6 -0.2 2000 312 11 178 3| 1.6 1.9 3.5| 3.4 -6.2 -2.8 -1.4 0.03| 3.9 0.1 2500 307 12 199 3| 1.3 1.8 3.1| 4.6 -6.2 -1.6 -0.6 0.07| 3.4 0.2 3000 304 13 213 4| 1.1 1.8 2.8| 5.6 -6.2 -0.6 -0.2 0.09| 3.1 0.3 4000 299 14 229 5| 0.8 1.8 2.6| 9.8 -6.2 3.6 0.9 0.15| 2.8 0.4 5000 294 16 238 7| 0.6 1.9 2.5| 13.0 -6.2 6.8 1.4 0.16| 2.7 0.4 6000 290 18 244 9| 0.5 1.9 2.4| 14.0 -8.8 5.2 0.9 0.13| 2.6 0.3 Wrote GIF file: /home/apache/climate/data/raob//EG693/skewt/EG693.skewt.20251008.11.gif