UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102111.upa.cvt Date: 1100Z 21 OCT 25 Searching for EG693... Searching the city database file for: EG693 ... Date:1100Z 21 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 ------------------------------------------------------------------------------- 0 1000 -55 230 12 SFC 993 4 14.8 10.0 73 4.8 12.0 230 12 288.5 289.9 285.5 310.4 7.78 2 925 597 8.6 7.6 93 1.0 8.0 240 22 288.1 289.3 284.6 308.1 7.09 3 850 1292 5.0 2.7 85 2.3 3.8 255 29 291.4 292.4 284.2 307.1 5.47 4 700 2857 -1.9 -11.9 46 10.0 -5.5 260 22 300.4 300.8 284.2 307.2 2.19 5 500 5450 -18.1 -43.1 9 25.0 -21.3 255 37 311.0 311.0 285.9 311.6 0.17 6 400 7080 -28.9 -32.0 75 3.1 -29.4 270 46 317.4 317.6 288.6 319.7 0.65 7 300 9070 -44.7 -49.6 58 4.9 -44.9 270 51 322.4 322.4 289.6 322.9 0.14 8 250 10260 -54.7 -58.4 63 3.7 -54.8 275 57 324.7 324.8 290.3 325.0 0.06 9 232 10736 -57.6 -60.7 68 3.1 -57.7 280 63 327.3 327.3 291.0 327.5 0.05 10 227 10873 -58.5 -61.4 69 2.9 -58.6 275 59 328.0 328.0 291.2 328.2 0.04 11 200 11680 -53.5 -76.5 4 23.0 -53.8 275 46 348.0 348.0 296.2 348.1 0.01 12 150 13530 -55.1 -82.1 2 27.0 -55.5 275 36 375.1 375.1 301.5 375.2 0.00 13 100 16100 -59.1 -85.1 2 26.0 -59.5 285 25 413.5 413.5 306.9 413.6 0.00 TRP 227 10873 -58.5 -61.4 69 2.9 -58.6 275 59 328.0 328.0 291.2 328.2 0.04 WND 232 10736 -57.6 -60.7 68 3.1 -57.7 280 63 327.3 327.3 291.0 327.5 0.05 Sounding variables and indices 1000-500 mb thick: 5505.00 m Freezing level: 741.30 mb = 2426.06 m = 7959.41 ft Wetbulb zero: 788.75 mb = 1894.86 m = 6216.66 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 51.80 % Est. max temperature: 18.03 C = 64.45 F Sfc-Lift cond lev (LCL): 924.03 mb = 605.60 m = 1986.85 ft T: 8.56 C 700-500 lapse rate: 6.25 C/km ThetaE index: 3.28 C Layer 925.0- 700.0 mb Conv cond level (CCL): 899.51 mb = 826.66 m = 2712.11 ft Mean mixing ratio: 7.20 g/kg Conv temperature: 15.46 C = 59.83 F Cap Strength: 2.83 C Lifted Index: 4.97 C Risk: None Lifted Index @300 mb: 9.83 C Lifted Index @700 mb: 2.83 C Showalter Index: 6.02 C Risk: None Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 20.80 C K Index: 15.80 Risk: < 20 % chance of thunderstorms Sweat Index: 127.40 Risk: None Energy Index: 0.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.27 J/kg Max Up Vert Vel: 2.56 m/s Conv Inhibition (B-): 9858.87 J/kg Cap Strength: 4.79 C Lift Cond Lev (LCL): 909.17 mb = 738.85 m = 2424.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 21 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 ---------------------------------------------------------- 0 993 4 230 12 9.2 7.7 | 140 17 -10.9 13.1 1 925 597 240 22 19.1 11.0 | 176 16 -1.0 16.4 2 850 1292 255 29 28.0 7.5 | 212 15 8.0 12.9 3 700 2857 260 22 21.7 3.8 | 190 9 1.6 9.2 4 500 5450 255 37 35.7 9.6 | 226 22 15.7 15.0 5 400 7080 270 46 46.0 -0.0 | 258 26 25.9 5.4 6 300 9070 270 51 51.0 -0.0 | 260 31 30.9 5.4 7 250 10260 275 57 56.8 -5.0 | 269 37 36.7 0.4 8 232 10736 280 63 62.0 -10.9 | 278 42 42.0 -5.6 9 227 10873 275 59 58.8 -5.1 | 270 39 38.7 0.2 10 200 11680 275 46 45.8 -4.0 | 267 26 25.8 1.4 11 150 13530 275 36 35.9 -3.1 | 262 16 15.8 2.2 12 100 16100 285 25 24.1 -6.5 | 285 4 4.1 -1.1 Wind Parameters Mean winds (0-6000m): 255.0 at 27.7 knts Storm direction: 285.0 at 20.8 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 54.0 deg Storm rel helicity (0-3000m) pos: 86.0 neg: -12.9 tot: 73.1 m^2/s^2 ave: 24.4 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 24.15 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 ------------------------------------------------------------------------------- 500 236 16 155 16| 9.0 0.0 9.0| 38.0 0.0 38.0 76.0 0.99| 9.0 9.0 1000 241 20 170 15| 7.8 0.0 7.8| 68.0 0.0 68.0 68.0 0.99| 8.2 8.1 1500 246 23 182 15| 6.2 0.0 6.2| 84.6 -1.6 83.0 55.4 0.93| 7.2 6.7 2000 249 24 188 14| 4.1 0.0 4.1| 84.6 -5.7 78.9 39.4 0.78| 6.0 4.7 2500 251 24 191 13| 2.9 0.0 2.9| 84.6 -10.1 74.4 29.8 0.65| 5.3 3.5 3000 252 24 191 13| 2.4 0.0 2.4| 86.0 -12.9 73.1 24.4 0.59| 4.8 2.8 4000 254 24 195 12| 1.8 0.8 2.5| 98.4 -12.9 85.5 21.4 0.61| 4.3 2.6 5000 255 26 201 13| 1.4 1.2 2.6|109.7 -12.9 96.8 19.4 0.58| 4.1 2.4 6000 255 28 208 14| 1.5 1.3 2.8|140.2 -12.9 127.3 21.2 0.61| 4.0 2.4 Wrote GIF file: /home/apache/climate/data/raob//EG693/skewt/EG693.skewt.20251021.11.gif