UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for LF145... Searching the city database file for: LF145 ... Date:0000Z 18 OCT 25 Station: LF145 WMO ident: 7145 Latitude: 48.77 Longitude: 2.02 ------------------------------------------------------------------------------- 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 1004 166 8.0 4.9 81 3.1 6.5 75 11 280.8 281.8 279.4 295.7 5.41 1 1000 199 11.0 9.6 91 1.4 10.2 75 11 284.1 285.5 283.4 304.9 7.52 2 925 848 8.0 3.5 73 4.5 5.8 100 21 287.5 288.4 282.4 302.6 5.32 3 850 1539 8.8 -16.2 15 25.0 0.2 75 15 295.4 295.6 281.0 299.3 1.27 4 700 3124 1.4 -17.6 23 19.0 -4.9 15 9 304.0 304.3 284.7 308.4 1.37 5 500 5750 -16.3 -33.3 22 17.0 -19.4 350 23 313.2 313.3 287.0 314.8 0.46 6 400 7380 -29.5 -42.5 27 13.0 -30.8 345 35 316.6 316.7 287.9 317.5 0.23 7 300 9360 -45.7 -52.7 45 7.0 -46.0 340 33 320.9 321.0 289.2 321.3 0.10 8 250 10550 -54.3 -60.3 48 6.0 -54.4 340 35 325.3 325.3 290.4 325.5 0.05 9 200 11950 -62.1 -67.1 51 5.0 -62.1 345 33 334.4 334.4 292.9 334.5 0.02 10 150 13740 -59.3 -74.3 13 15.0 -59.5 320 21 367.9 367.9 300.2 368.0 0.01 11 100 16250 -63.1 -89.1 2 26.0 -63.3 325 17 405.8 405.8 306.0 405.8 0.00 TRP 200 11950 -62.1 -67.1 51 5.0 -62.1 345 33 334.4 334.4 292.9 334.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5551.00 m Freezing level: 684.18 mb = 3331.71 m = 10930.66 ft Wetbulb zero: 844.25 mb = 1594.45 m = 5231.08 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 31.05 % Est. max temperature: 22.11 C = 71.80 F Sfc-Lift cond lev (LCL): 957.56 mb = 559.98 m = 1837.17 ft T: 9.33 C 700-500 lapse rate: 6.74 C/km ThetaE index: 5.61 C Layer 925.0- 700.0 mb Conv cond level (CCL): 697.36 mb = 3153.45 m = 10345.85 ft Mean mixing ratio: 6.00 g/kg Conv temperature: 31.34 C = 88.41 F Cap Strength: 9.06 C Lifted Index: 10.52 C Risk: None Lifted Index @300 mb: 12.76 C Lifted Index @700 mb: 9.06 C Showalter Index: 13.15 C Risk: None Total Totals Index: 25.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 0.10 C K Index: -10.10 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.24 J/kg Max Up Vert Vel: 5.52 m/s Conv Inhibition (B-): 12312.24 J/kg Cap Strength: 10.46 C Lift Cond Lev (LCL): 902.24 mb = 1051.57 m = 3449.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 57 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 1004 166 75 11 -10.6 -2.8 | 168 4 -0.8 3.7 1 1000 199 75 11 -10.6 -2.8 | 168 4 -0.8 3.7 2 925 848 100 21 -20.7 3.6 | 133 15 -10.8 10.2 3 850 1539 75 15 -14.5 -3.9 | 120 5 -4.6 2.6 4 700 3124 15 9 -2.3 -8.7 | 286 8 7.5 -2.2 5 500 5750 350 23 4.0 -22.7 | 319 21 13.9 -16.1 6 400 7380 345 35 9.1 -33.8 | 325 33 18.9 -27.3 7 300 9360 340 33 11.3 -31.0 | 319 32 21.1 -24.5 8 250 10550 340 35 12.0 -32.9 | 320 34 21.8 -26.4 9 200 11950 345 33 8.5 -31.9 | 324 31 18.4 -25.4 10 150 13740 320 21 13.5 -16.1 | 292 25 23.4 -9.6 11 100 16250 325 17 9.8 -13.9 | 291 21 19.6 -7.4 Wind Parameters Mean winds (0-6000m): 26.5 at 15.8 knts Storm direction: 56.5 at 11.8 knts Shear (0-3000m) pos: 1.4 neg: 3.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 119.5 deg Storm rel helicity (0-3000m) pos: 0.7 neg: -18.6 tot: -18.0 m^2/s^2 ave: -6.0 10^-3 m/s^2 rel: -0.38 Storm rel vorticity (0-3000m) horiz: 6.1 stream: -2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.52 Bulk Shear: 29.41 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 86 14 141 7| 8.7 0.0 8.7| 0.0 -4.9 -4.9 -9.9 -0.39| 8.8 -3.4 1000 92 17 135 10| 4.3 0.7 5.1| 0.7 -10.0 -9.3 -9.3 -0.28| 8.5 -2.4 1500 89 17 132 9| 2.9 2.5 5.4| 0.7 -12.6 -11.9 -8.0 -0.27| 7.9 -2.1 2000 83 16 128 8| 2.2 3.1 5.3| 0.7 -14.4 -13.7 -6.9 -0.34| 7.2 -2.5 2500 78 15 125 6| 1.7 3.3 5.0| 0.7 -16.2 -15.5 -6.2 -0.38| 6.6 -2.5 3000 74 14 125 5| 1.4 3.2 4.6| 0.7 -18.6 -18.0 -6.0 -0.38| 6.1 -2.3 4000 60 14 84 2| 1.1 2.9 4.0| 10.7 -18.6 -8.0 -2.0 -0.23| 5.3 -1.2 5000 43 14 359 4| 0.9 2.9 3.8| 16.3 -18.6 -2.3 -0.5 -0.17| 4.9 -0.8 6000 27 16 340 8| 0.7 3.0 3.7| 22.3 -18.9 3.4 0.6 -0.13| 4.6 -0.6 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20251018.00.gif