UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100800.upa.cvt Date: 0000Z 8 OCT 25 Searching for LF145... Searching the city database file for: LF145 ... Date:0000Z 8 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 1003 170 10.4 8.6 89 1.8 9.4 110 3 283.3 284.5 282.4 302.6 7.00 1 1000 195 12.6 12.0 96 0.6 12.3 115 3 285.8 287.3 285.4 310.3 8.84 2 925 851 12.0 11.2 95 0.8 11.5 245 3 291.6 293.2 287.9 317.3 9.06 3 850 1561 11.4 7.4 76 4.0 9.1 210 9 298.1 299.5 288.9 320.4 7.62 4 700 3161 4.0 -1.0 70 5.0 1.5 255 9 306.9 307.9 289.5 322.5 5.08 5 500 5810 -13.1 -19.1 61 6.0 -14.9 235 15 317.1 317.4 289.6 322.7 1.69 6 400 7480 -22.7 -42.7 14 20.0 -25.3 250 25 325.5 325.5 290.7 326.3 0.22 7 300 9520 -38.3 -41.3 73 3.0 -38.6 240 31 331.4 331.5 292.4 332.7 0.34 8 250 10750 -48.5 -50.6 79 2.1 -48.6 255 36 334.0 334.0 292.9 334.5 0.15 9 200 12180 -60.1 -62.4 74 2.3 -60.2 250 36 337.6 337.6 293.7 337.8 0.04 10 190 12498 -62.3 -64.2 78 1.9 -62.3 255 38 339.0 339.0 294.1 339.2 0.04 11 150 13960 -61.1 -74.1 16 13.0 -61.3 265 35 364.8 364.8 299.7 364.9 0.01 12 100 16460 -64.1 -86.1 3 22.0 -64.3 260 17 403.9 403.9 305.7 403.9 0.00 TRP 190 12498 -62.3 -64.2 78 1.9 -62.3 255 38 339.0 339.0 294.1 339.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5615.00 m Freezing level: 653.22 mb = 3780.65 m = 12403.55 ft Wetbulb zero: 681.90 mb = 3367.23 m = 11047.20 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 73.42 % Est. max temperature: 24.92 C = 76.85 F Sfc-Lift cond lev (LCL): 976.02 mb = 399.19 m = 1309.68 ft T: 12.41 C 700-500 lapse rate: 6.46 C/km ThetaE index: 0.00 C Layer 1003.0- -0.0 mb Conv cond level (CCL): 788.77 mb = 2177.10 m = 7142.63 ft Mean mixing ratio: 8.90 g/kg Conv temperature: 28.59 C = 83.46 F Cap Strength: 5.97 C Lifted Index: 6.45 C Risk: None Lifted Index @300 mb: 12.31 C Lifted Index @700 mb: 5.97 C Showalter Index: 3.05 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 20.50 C K Index: 26.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 121.80 Risk: None Energy Index: 0.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.71 J/kg Max Up Vert Vel: 7.58 m/s Conv Inhibition (B-): 8918.43 J/kg Cap Strength: 6.34 C Lift Cond Lev (LCL): 939.72 mb = 718.16 m = 2356.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 at 7 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 1003 170 110 3 -2.8 1.0 | 94 10 -10.1 0.6 1 1000 195 115 3 -2.7 1.3 | 95 10 -10.0 0.9 2 925 851 245 3 2.7 1.3 | 101 5 -4.6 0.9 3 850 1561 210 9 4.5 7.8 | 159 8 -2.8 7.4 4 700 3161 255 9 8.7 2.3 | 215 2 1.4 1.9 5 500 5810 235 15 12.3 8.6 | 211 10 5.0 8.2 6 400 7480 250 25 23.5 8.6 | 243 18 16.2 8.2 7 300 9520 240 31 26.8 15.5 | 232 25 19.5 15.1 8 250 10750 255 36 34.8 9.3 | 252 29 27.4 8.9 9 200 12180 250 36 33.8 12.3 | 246 29 26.5 11.9 10 190 12498 255 38 36.7 9.8 | 252 31 29.4 9.5 11 150 13960 265 35 34.9 3.1 | 264 28 27.5 2.7 12 100 16460 260 17 16.7 3.0 | 255 10 9.4 2.6 Wind Parameters Mean winds (0-6000m): 237.0 at 9.8 knts Storm direction: 267.0 at 7.3 knts Shear (0-3000m) pos: 1.9 neg: 0.7 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 121.4 deg Storm rel helicity (0-3000m) pos: 18.6 neg: -1.1 tot: 17.5 m^2/s^2 ave: 5.8 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.34 Bulk Shear: 12.28 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 ------------------------------------------------------------------------------- 500 159 3 106 9| 4.7 0.0 4.7| 6.7 0.0 6.7 13.4 0.53| 5.3 2.8 1000 212 3 115 6| 3.9 0.0 3.9| 9.7 -1.1 8.6 8.6 0.47| 5.0 2.4 1500 211 5 128 6| 2.6 1.3 3.9| 13.4 -1.1 12.3 8.2 0.49| 4.9 2.4 2000 215 6 138 6| 2.3 1.0 3.3| 15.7 -1.1 14.6 7.3 0.50| 4.3 2.1 2500 221 7 146 5| 2.1 0.8 2.9| 17.4 -1.1 16.3 6.5 0.51| 3.9 2.0 3000 227 7 153 5| 1.9 0.7 2.6| 18.6 -1.1 17.5 5.8 0.53| 3.6 1.9 4000 235 8 166 4| 1.4 0.8 2.2| 18.7 -1.1 17.6 4.4 0.47| 3.0 1.4 5000 238 9 180 4| 1.2 0.9 2.1| 18.7 -1.8 16.8 3.4 0.41| 2.7 1.1 6000 237 10 190 5| 1.2 0.9 2.1| 23.0 -2.9 20.2 3.4 0.39| 2.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20251008.00.gif