UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for LF145... Searching the city database file for: LF145 ... Date:1200Z 13 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 1006 166 13.6 10.8 83 2.8 12.0 55 11 286.3 287.7 284.9 308.8 8.10 1 1000 216 13.0 12.6 97 0.4 12.8 55 13 286.1 287.8 285.9 311.7 9.20 2 925 864 8.0 8.0 100 0.0 8.0 75 21 287.5 288.8 284.5 307.9 7.29 3 850 1567 10.8 7.0 77 3.8 8.6 70 23 297.5 298.8 288.5 319.1 7.41 4 700 3160 2.4 -5.6 55 8.0 -1.2 70 15 305.1 305.8 287.5 316.3 3.60 5 500 5780 -14.9 -33.9 18 19.0 -18.4 55 19 314.9 315.0 287.6 316.4 0.43 6 400 7420 -28.5 -37.5 42 9.0 -29.6 60 19 317.9 318.0 288.5 319.3 0.38 7 300 9420 -44.7 -51.7 45 7.0 -45.0 10 11 322.4 322.4 289.6 322.8 0.11 8 250 10610 -53.1 -62.1 33 9.0 -53.3 5 15 327.1 327.1 290.9 327.3 0.04 9 200 12020 -59.9 -70.9 22 11.0 -60.0 360 11 337.9 337.9 293.8 338.0 0.01 10 197 12115 -60.5 -69.5 30 9.0 -60.6 350 15 338.4 338.4 293.9 338.5 0.02 11 150 13820 -60.5 -76.5 10 16.0 -60.7 5 17 365.9 365.9 299.8 365.9 0.01 12 100 16330 -64.3 -89.3 2 25.0 -64.5 20 11 403.5 403.5 305.7 403.5 0.00 TRP 197 12115 -60.5 -69.5 30 9.0 -60.6 350 15 338.4 338.4 293.9 338.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5564.00 m Freezing level: 672.25 mb = 3523.47 m = 11559.79 ft Wetbulb zero: 718.06 mb = 2951.05 m = 9681.79 ft Precipitable water: 1.00 inches Sfc-500 mean rel hum: 58.66 % Est. max temperature: 23.98 C = 75.16 F Sfc-Lift cond lev (LCL): 964.59 mb = 515.62 m = 1691.66 ft T: 10.69 C 700-500 lapse rate: 6.60 C/km ThetaE index: 3.72 C Layer 925.0- 850.0 mb Conv cond level (CCL): 953.71 mb = 609.94 m = 2001.08 ft Mean mixing ratio: 8.08 g/kg Conv temperature: 14.32 C = 57.77 F Cap Strength: 6.66 C Lifted Index: 7.58 C Risk: None Lifted Index @300 mb: 9.16 C Lifted Index @700 mb: 6.66 C Showalter Index: 1.96 C Risk: Showers probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 21.90 C K Index: 24.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 149.00 Risk: None Energy Index: -0.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.39 J/kg Max Up Vert Vel: 5.18 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 7.53 C Lift Cond Lev (LCL): 951.19 mb = 631.92 m = 2073.19 ft Lev Free Conv (LFC): 946.19 mb = 675.72 m = 2216.91 ft Equ Level (EL): 916.19 mb = 943.54 m = 3095.58 ft B at Equ Level: 13.28 J/kg Max Parcel Lev (MPL): 886.19 mb = 1220.33 m = 4003.67 ft Wind level data Storm motion: 95 at 14 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 1006 166 55 11 -9.0 -6.3 | 329 9 4.6 -7.6 1 1000 216 55 13 -10.6 -7.5 | 342 9 2.9 -8.8 2 925 864 75 21 -20.3 -5.4 | 45 10 -6.7 -6.7 3 850 1567 70 23 -21.6 -7.9 | 41 12 -8.0 -9.2 4 700 3160 70 15 -14.1 -5.1 | 5 6 -0.5 -6.4 5 500 5780 55 19 -15.6 -10.9 | 9 12 -2.0 -12.2 6 400 7420 60 19 -16.5 -9.5 | 15 11 -2.9 -10.8 7 300 9420 10 11 -1.9 -10.8 | 316 17 11.7 -12.1 8 250 10610 5 15 -1.3 -14.9 | 323 20 12.3 -16.2 9 200 12020 360 11 -0.0 -11.0 | 312 18 13.6 -12.3 10 197 12115 350 15 2.6 -14.8 | 315 23 16.2 -16.1 11 150 13820 5 17 -1.5 -16.9 | 326 22 12.1 -18.2 12 100 16330 20 11 -3.8 -10.3 | 320 15 9.8 -11.6 Wind Parameters Mean winds (0-6000m): 65.5 at 18.2 knts Storm direction: 95.5 at 13.6 knts Shear (0-3000m) pos: 2.0 neg: 1.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 35.6 deg Storm rel helicity (0-3000m) pos: 27.7 neg: -14.4 tot: 13.3 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 11.95 Bulk Shear: 1.12 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 63 15 1 8| 8.5 0.0 8.5| 20.1 0.0 20.1 40.2 1.00| 8.9 8.9 1000 69 18 23 8| 6.1 0.0 6.1| 27.7 -0.7 27.0 27.0 0.88| 6.7 5.9 1500 70 20 31 9| 4.1 0.4 4.5| 27.7 -2.8 24.9 16.6 0.72| 5.2 3.7 2000 70 20 33 10| 3.1 0.5 3.6| 27.7 -6.7 21.0 10.5 0.54| 4.5 2.4 2500 70 20 32 9| 2.4 0.9 3.4| 27.7 -10.6 17.1 6.9 0.39| 4.2 1.6 3000 70 19 29 9| 2.0 1.2 3.2| 27.7 -14.4 13.3 4.4 0.25| 3.9 1.0 4000 69 18 25 9| 1.5 0.8 2.3| 28.7 -14.4 14.3 3.6 0.25| 3.2 0.8 5000 68 18 21 9| 1.2 0.6 1.9| 29.1 -14.4 14.6 2.9 0.24| 2.8 0.7 6000 65 18 19 9| 1.0 0.6 1.6| 29.9 -14.7 15.3 2.5 0.23| 2.5 0.6 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20251013.12.gif