UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042908.upa.cvt Date: 0800Z 29 APR 25 Searching for EG743... Searching the city database file for: EG743 ... Date:0800Z 29 APR 25 Station: EG743 WMO ident: 3743 Latitude: 51.20 Longitude: -1.80 ------------------------------------------------------------------------------- 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 128 17.0 8.0 55 9.0 12.0 75 9 287.9 289.1 284.0 306.5 6.56 1 1000 353 13.8 3.8 51 10.0 8.7 125 14 287.0 287.8 281.8 301.2 5.02 2 925 8 10.8 4.8 66 6.0 7.6 120 5 290.4 291.4 284.2 307.0 5.83 3 850 1708 7.6 -11.4 25 19.0 0.4 115 9 294.1 294.4 281.3 299.8 1.88 4 700 3281 -0.3 -29.3 9 29.0 -7.3 125 14 302.2 302.2 282.9 303.8 0.48 5 500 5890 -16.5 -55.5 2 39.0 -20.4 165 15 312.9 312.9 286.4 313.1 0.04 6 400 7510 -31.1 -50.1 14 19.0 -32.5 120 2 314.6 314.6 287.1 314.9 0.10 7 300 9480 -47.3 -52.3 56 5.0 -47.5 340 6 318.7 318.7 288.4 319.1 0.10 8 250 10670 -54.9 -61.9 42 7.0 -55.1 310 4 324.4 324.5 290.2 324.6 0.04 9 200 12060 -64.1 -70.1 44 6.0 -64.1 10 5 331.2 331.3 292.1 331.3 0.02 10 187 12468 -66.9 -71.7 51 4.8 -67.0 260 6 333.2 333.2 292.6 333.2 0.01 11 150 13820 -59.9 -84.9 2 25.0 -60.1 310 16 366.9 366.9 300.0 366.9 0.00 12 100 16360 -58.3 -86.3 2 28.0 -58.7 275 10 415.1 415.1 307.2 415.1 0.00 TRP 187 12468 -66.9 -71.7 51 4.8 -67.0 260 6 333.2 333.2 292.6 333.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5537.00 m Freezing level: 705.70 mb = 3221.27 m = 10568.33 ft Wetbulb zero: 841.66 mb = 1787.86 m = 5865.62 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 20.78 % Est. max temperature: 21.81 C = 71.25 F Sfc-Lift cond lev (LCL): 897.61 mb = 612.28 m = 2008.78 ft T: 9.66 C 700-500 lapse rate: 6.21 C/km ThetaE index: 7.21 C Layer 850.0- 700.0 mb Conv cond level (CCL): 710.25 mb = 3163.18 m = 10377.77 ft Mean mixing ratio: 5.51 g/kg Conv temperature: 30.71 C = 87.27 F Cap Strength: 6.92 C Lifted Index: 9.73 C Risk: None Lifted Index @300 mb: 10.57 C Lifted Index @700 mb: 6.92 C Showalter Index: 12.57 C Risk: None Total Totals Index: 29.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 5.10 C K Index: -16.30 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 2.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.40 J/kg Max Up Vert Vel: 4.56 m/s Conv Inhibition (B-): 10465.06 J/kg Cap Strength: 9.49 C Lift Cond Lev (LCL): 859.77 mb = 1478.17 m = 4849.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 165 at 9 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 128 75 9 -8.7 -2.3 | 30 13 -6.4 -11.2 1 1000 353 125 14 -11.5 8.0 | 85 9 -9.1 -0.8 2 925 8 120 5 -4.3 2.5 | 17 7 -2.0 -6.4 3 850 1708 115 9 -8.2 3.8 | 49 8 -5.8 -5.1 4 700 3281 125 14 -11.5 8.0 | 85 9 -9.1 -0.8 5 500 5890 165 15 -3.9 14.5 | 165 6 -1.6 5.6 6 400 7510 120 2 -1.7 1.0 | 356 8 0.6 -7.9 7 300 9480 340 6 2.1 -5.6 | 343 15 4.4 -14.5 8 250 10670 310 4 3.1 -2.6 | 335 13 5.4 -11.4 9 200 12060 10 5 -0.9 -4.9 | 354 14 1.5 -13.8 10 187 12468 260 6 5.9 1.0 | 314 11 8.2 -7.8 11 150 13820 310 16 12.3 -10.3 | 323 24 14.6 -19.2 12 100 16360 275 10 10.0 -0.9 | 308 16 12.3 -9.7 Wind Parameters Mean winds (0-6000m): 135.3 at 12.2 knts Storm direction: 165.3 at 9.2 knts Shear (0-3000m) pos: 1.6 neg: 0.4 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 52.0 deg Storm rel helicity (0-3000m) pos: 42.2 neg: -13.1 tot: 29.1 m^2/s^2 ave: 9.7 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.10 Bulk Shear: 2.53 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 ------------------------------------------------------------------------------- 500 119 9 51 7| 6.3 0.0 6.3| 27.6 -13.1 14.5 28.9 0.14| 18.5 2.6 1000 119 9 49 7| 3.2 0.6 3.8| 29.7 -13.1 16.5 16.5 0.19| 9.9 1.9 1500 118 9 48 7| 2.1 0.8 2.9| 31.7 -13.1 18.6 12.4 0.23| 7.0 1.6 2000 118 9 49 7| 1.7 0.6 2.3| 34.9 -13.1 21.8 10.9 0.28| 5.7 1.6 2500 118 9 53 7| 1.6 0.5 2.1| 38.4 -13.1 25.3 10.1 0.33| 4.9 1.6 3000 119 10 57 7| 1.6 0.4 2.0| 42.2 -13.1 29.1 9.7 0.37| 4.4 1.6 4000 123 11 67 7| 1.6 0.3 1.9| 49.4 -13.1 36.3 9.1 0.44| 3.8 1.6 5000 129 12 77 7| 1.6 0.2 1.8| 55.8 -13.1 42.6 8.5 0.50| 3.4 1.7 6000 135 12 88 6| 1.4 0.2 1.7| 60.0 -15.1 44.9 7.5 0.46| 3.3 1.5 Wrote GIF file: /home/apache/climate/data/raob//EG743/skewt/EG743.skewt.20250429.08.gif