UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for LF145... Searching the city database file for: LF145 ... Date:0000Z 9 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 1005 164 12.8 8.8 77 4.0 10.6 20 9 285.5 286.8 283.5 305.3 7.08 1 1000 206 13.2 11.4 89 1.8 12.1 25 9 286.4 287.8 285.3 310.0 8.49 2 925 858 8.2 7.5 95 0.7 7.8 45 17 287.7 288.9 284.4 307.5 7.04 3 850 1555 8.2 7.0 92 1.2 7.5 15 11 294.7 296.1 287.5 316.2 7.41 4 700 3141 1.4 -5.6 60 7.0 -1.7 350 9 304.0 304.7 287.1 315.1 3.60 5 500 5760 -14.9 -31.9 22 17.0 -18.3 320 15 314.9 315.0 287.6 316.7 0.53 6 400 7410 -28.1 -39.1 34 11.0 -29.4 330 17 318.5 318.5 288.6 319.6 0.32 7 300 9400 -43.9 -48.3 62 4.4 -44.2 290 25 323.5 323.5 290.0 324.1 0.16 8 250 10600 -49.7 -60.7 26 11.0 -50.0 290 23 332.2 332.2 292.3 332.4 0.04 9 200 12050 -53.9 -67.9 16 14.0 -54.2 295 27 347.4 347.4 296.1 347.5 0.02 10 150 13880 -58.5 -76.5 8 18.0 -58.7 280 25 369.3 369.3 300.4 369.3 0.01 11 129 14824 -60.9 -77.9 9 17.0 -61.1 280 15 381.3 381.3 302.5 381.3 0.01 12 100 16400 -63.5 -79.5 10 16.0 -63.7 300 13 405.0 405.0 305.9 405.1 0.01 TRP 129 14824 -60.9 -77.9 9 17.0 -61.1 280 15 381.3 381.3 302.5 381.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5554.00 m Freezing level: 682.82 mb = 3365.94 m = 11042.99 ft Wetbulb zero: 727.38 mb = 2827.52 m = 9276.54 ft Precipitable water: 0.98 inches Sfc-500 mean rel hum: 62.99 % Est. max temperature: 21.51 C = 70.72 F Sfc-Lift cond lev (LCL): 946.21 mb = 668.43 m = 2193.00 ft T: 9.65 C 700-500 lapse rate: 6.22 C/km ThetaE index: 2.46 C Layer 925.0- 850.0 mb Conv cond level (CCL): 933.50 mb = 781.54 m = 2564.07 ft Mean mixing ratio: 7.62 g/kg Conv temperature: 14.80 C = 58.65 F Cap Strength: 6.18 C Lifted Index: 8.28 C Risk: None Lifted Index @300 mb: 10.69 C Lifted Index @700 mb: 6.18 C Showalter Index: 3.65 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.90 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 121.00 Risk: None Energy Index: 0.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.20 J/kg Max Up Vert Vel: 4.29 m/s Conv Inhibition (B-): 10803.10 J/kg Cap Strength: 8.13 C Lift Cond Lev (LCL): 936.97 mb = 750.49 m = 2462.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 23 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 1005 164 20 9 -3.1 -8.5 | 290 0 0.4 -0.2 1 1000 206 25 9 -3.8 -8.2 | 115 0 -0.3 0.1 2 925 858 45 17 -12.0 -12.0 | 66 9 -8.5 -3.7 3 850 1555 15 11 -2.8 -10.6 | 345 2 0.6 -2.3 4 700 3141 350 9 1.6 -8.9 | 276 5 5.0 -0.6 5 500 5760 320 15 9.6 -11.5 | 284 14 13.1 -3.2 6 400 7410 330 17 8.5 -14.7 | 298 14 12.0 -6.4 7 300 9400 290 25 23.5 -8.6 | 271 27 27.0 -0.2 8 250 10600 290 23 21.6 -7.9 | 269 25 25.1 0.4 9 200 12050 295 27 24.5 -11.4 | 276 28 28.0 -3.1 10 150 13880 280 25 24.6 -4.3 | 262 28 28.1 4.0 11 129 14824 280 15 14.8 -2.6 | 253 19 18.3 5.7 12 100 16400 300 13 11.3 -6.5 | 263 15 14.7 1.8 Wind Parameters Mean winds (0-6000m): 352.8 at 12.0 knts Storm direction: 22.8 at 9.0 knts Shear (0-3000m) pos: 1.2 neg: 1.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -13.7 deg Storm rel helicity (0-3000m) pos: 1.7 neg: -12.1 tot: -10.4 m^2/s^2 ave: -3.5 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 4.2 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.06 Bulk Shear: 8.71 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 33 12 63 3| 7.0 0.0 7.0| 0.5 -0.1 0.4 0.8 0.23| 7.5 1.8 1000 38 14 63 5| 3.5 0.9 4.4| 1.7 -5.0 -3.3 -3.3 -0.02| 7.5 -0.1 1500 34 13 56 5| 2.3 2.3 4.6| 1.7 -8.8 -7.2 -4.8 -0.22| 6.8 -1.5 2000 29 13 44 4| 1.7 2.1 3.9| 1.7 -9.9 -8.2 -4.1 -0.27| 5.5 -1.5 2500 25 12 30 3| 1.4 2.0 3.4| 1.7 -11.0 -9.3 -3.7 -0.30| 4.7 -1.4 3000 20 12 13 3| 1.2 1.9 3.1| 1.7 -12.1 -10.4 -3.5 -0.32| 4.2 -1.3 4000 12 11 337 3| 0.9 1.7 2.6| 3.3 -12.1 -8.7 -2.2 -0.25| 3.5 -0.9 5000 2 11 316 4| 0.7 1.7 2.4| 3.5 -12.6 -9.0 -1.8 -0.22| 3.2 -0.7 6000 353 12 306 6| 0.6 1.6 2.2| 6.4 -14.1 -7.7 -1.3 -0.19| 2.9 -0.6 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20251009.00.gif