UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112711.upa.cvt Date: 1100Z 27 NOV 25 Searching for EG693... Searching the city database file for: EG693 ... Date:1100Z 27 NOV 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 1014 6 12.6 9.4 81 3.2 10.8 240 10 284.6 285.9 283.4 304.9 7.31 1 1000 122 11.4 8.6 83 2.8 9.9 230 22 284.5 285.8 283.0 304.0 7.02 2 925 769 9.6 5.7 77 3.9 7.5 255 29 289.1 290.2 284.1 306.8 6.21 3 850 1469 6.2 3.5 83 2.7 4.8 260 19 292.6 293.7 285.1 309.4 5.79 4 700 3039 0.4 -7.6 55 8.0 -2.9 310 10 302.9 303.5 286.2 312.4 3.08 5 500 5650 -17.3 -18.8 88 1.5 -17.7 340 14 311.9 312.3 288.0 317.6 1.73 6 400 7280 -28.1 -31.1 75 3.0 -28.6 315 24 318.5 318.6 289.0 321.0 0.71 7 300 9290 -43.5 -49.5 51 6.0 -43.8 315 27 324.0 324.1 290.2 324.6 0.14 8 250 10490 -53.3 -57.1 63 3.8 -53.4 325 32 326.8 326.8 290.9 327.1 0.07 9 200 11890 -63.3 -68.3 51 5.0 -63.3 330 44 332.5 332.5 292.4 332.6 0.02 10 162 13159 -70.1 -74.4 53 4.3 -70.1 325 32 341.7 341.7 294.7 341.8 0.01 11 150 13620 -65.5 -80.5 11 15.0 -65.6 350 36 357.2 357.2 298.1 357.3 0.00 12 100 16070 -67.9 -85.9 6 18.0 -68.0 340 26 396.5 396.5 304.8 396.5 0.00 TRP 162 13159 -70.1 -74.4 53 4.3 -70.1 325 32 341.7 341.7 294.7 341.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5528.00 m Freezing level: 695.48 mb = 3098.01 m = 10163.94 ft Wetbulb zero: 756.43 mb = 2412.02 m = 7913.36 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 72.87 % Est. max temperature: 19.97 C = 67.95 F Sfc-Lift cond lev (LCL): 966.27 mb = 406.72 m = 1334.38 ft T: 10.61 C 700-500 lapse rate: 6.78 C/km ThetaE index: 0.86 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 808.40 mb = 1874.78 m = 6150.78 ft Mean mixing ratio: 6.64 g/kg Conv temperature: 23.31 C = 73.95 F Cap Strength: 6.83 C Lifted Index: 7.93 C Risk: None Lifted Index @300 mb: 13.32 C Lifted Index @700 mb: 6.83 C Showalter Index: 5.41 C Risk: None Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 20.80 C K Index: 19.00 Risk: < 20 % chance of thunderstorms Sweat Index: 94.00 Risk: None Energy Index: 1.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.33 J/kg Max Up Vert Vel: 4.32 m/s Conv Inhibition (B-): 9963.44 J/kg Cap Strength: 7.89 C Lift Cond Lev (LCL): 915.13 mb = 857.80 m = 2814.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 at 12 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 1014 6 240 10 8.7 5.0 | 183 14 0.7 13.7 1 1000 122 230 22 16.9 14.1 | 201 24 8.9 22.8 2 925 769 255 29 28.0 7.5 | 231 26 20.1 16.2 3 850 1469 260 19 18.7 3.3 | 222 16 10.8 12.0 4 700 3039 310 10 7.7 -6.4 | 173 2 -0.3 2.2 5 500 5650 340 14 4.8 -13.2 | 35 5 -3.1 -4.5 6 400 7280 315 24 17.0 -17.0 | 313 12 9.0 -8.3 7 300 9290 315 27 19.1 -19.1 | 313 15 11.2 -10.4 8 250 10490 325 32 18.4 -26.2 | 329 20 10.4 -17.6 9 200 11890 330 44 22.0 -38.1 | 334 33 14.1 -29.4 10 162 13159 325 32 18.4 -26.2 | 329 20 10.4 -17.6 11 150 13620 350 36 6.3 -35.5 | 4 27 -1.7 -26.8 12 100 16070 340 26 8.9 -24.4 | 356 16 1.0 -15.8 Wind Parameters Mean winds (0-6000m): 287.5 at 15.7 knts Storm direction: 317.5 at 11.7 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -3.1 deg Storm rel helicity (0-3000m) pos: 118.9 neg: -17.7 tot: 101.2 m^2/s^2 ave: 33.7 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.24 Bulk Shear: 38.85 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 ------------------------------------------------------------------------------- 500 237 22 207 23| 16.7 0.0 16.7| 75.4 0.0 75.4 150.8 0.69| 19.8 13.7 1000 246 25 219 24| 8.4 0.0 8.4|112.6 -4.0 108.6 108.6 0.65| 14.3 9.4 1500 250 24 221 22| 3.5 0.0 3.5|112.6 -15.2 97.4 64.9 0.46| 12.0 5.5 2000 253 22 222 20| 2.6 0.0 2.6|118.3 -15.2 103.1 51.5 0.43| 10.4 4.5 2500 257 21 223 18| 2.2 0.0 2.2|118.9 -15.6 103.3 41.3 0.39| 9.3 3.6 3000 260 19 222 16| 2.0 0.0 2.0|118.9 -17.7 101.2 33.7 0.30| 8.5 2.6 4000 268 17 225 13| 1.8 0.0 1.8|118.9 -18.2 100.6 25.2 0.25| 6.7 1.7 5000 277 16 230 10| 1.7 0.0 1.7|118.9 -18.5 100.3 20.1 0.23| 5.7 1.3 6000 288 16 241 8| 1.6 0.2 1.8|119.0 -22.3 96.6 16.1 0.17| 5.1 0.9 Wrote GIF file: /home/apache/climate/data/raob//EG693/skewt/EG693.skewt.20251127.11.gif