UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for LF145... Searching the city database file for: LF145 ... Date:0000Z 28 APR 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 12.6 9.4 81 3.2 10.8 10 11 285.3 286.5 283.7 305.7 7.37 1 1000 216 12.8 10.4 85 2.4 11.4 10 11 286.0 287.3 284.6 308.0 7.93 2 925 871 11.8 5.8 67 6.0 8.5 55 11 291.4 292.5 285.1 309.3 6.26 3 850 1572 5.8 3.2 83 2.6 4.5 65 5 292.2 293.2 284.8 308.6 5.67 4 700 3133 -3.5 -7.4 74 3.9 -5.1 90 15 298.6 299.2 284.6 308.1 3.13 5 500 5710 -20.1 -28.1 49 8.0 -21.6 50 21 308.5 308.7 285.7 311.1 0.76 6 400 7320 -33.1 -48.1 21 15.0 -34.1 55 29 312.0 312.0 286.2 312.4 0.12 7 300 9280 -46.7 -60.7 19 14.0 -47.1 20 33 319.5 319.5 288.6 319.7 0.04 8 250 10470 -55.3 -64.3 32 9.0 -55.5 20 48 323.9 323.9 290.0 324.0 0.03 9 226 11107 -59.9 -66.9 40 7.0 -60.0 30 40 326.3 326.3 290.7 326.4 0.02 10 200 11870 -59.5 -70.5 23 11.0 -59.6 355 21 338.5 338.5 294.0 338.6 0.01 11 150 13670 -58.7 -76.7 8 18.0 -58.9 335 15 368.9 368.9 300.4 369.0 0.01 12 100 16210 -57.9 -87.9 1 30.0 -58.3 320 13 415.9 415.9 307.2 415.9 0.00 TRP 226 11107 -59.9 -66.9 40 7.0 -60.0 30 40 326.3 326.3 290.7 326.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5494.00 m Freezing level: 756.45 mb = 2545.53 m = 8351.36 ft Wetbulb zero: 779.75 mb = 2265.54 m = 7432.78 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 69.80 % Est. max temperature: 19.51 C = 67.11 F Sfc-Lift cond lev (LCL): 958.65 mb = 570.80 m = 1872.67 ft T: 12.26 C 700-500 lapse rate: 6.44 C/km ThetaE index: 1.21 C Layer 850.0- 500.0 mb Conv cond level (CCL): 854.10 mb = 1532.09 m = 5026.49 ft Mean mixing ratio: 6.95 g/kg Conv temperature: 19.52 C = 67.14 F Cap Strength: 2.60 C Lifted Index: 3.02 C Risk: None Lifted Index @300 mb: 7.89 C Lifted Index @700 mb: 1.23 C Showalter Index: 3.08 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 23.30 C K Index: 25.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 73.40 Risk: None Energy Index: 0.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.15 J/kg Max Up Vert Vel: 5.50 m/s Conv Inhibition (B-): 9148.36 J/kg Cap Strength: 2.92 C Lift Cond Lev (LCL): 894.33 mb = 1150.52 m = 3774.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 94 at 11 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 10 11 -1.9 -10.8 | 323 15 8.8 -11.7 1 1000 216 10 11 -1.9 -10.8 | 323 15 8.8 -11.7 2 925 871 55 11 -9.0 -6.3 | 346 7 1.7 -7.1 3 850 1572 65 5 -4.5 -2.1 | 295 7 6.2 -2.9 4 700 3133 90 15 -15.0 0.0 | 79 4 -4.2 -0.8 5 500 5710 50 21 -16.1 -13.5 | 20 15 -5.3 -14.3 6 400 7320 55 29 -23.8 -16.6 | 37 22 -13.0 -17.5 7 300 9280 20 33 -11.3 -31.0 | 1 32 -0.5 -31.8 8 250 10470 20 48 -16.4 -45.1 | 7 46 -5.7 -45.9 9 226 11107 30 40 -20.0 -34.6 | 15 37 -9.2 -35.5 10 200 11870 355 21 1.8 -20.9 | 330 25 12.6 -21.7 11 150 13670 335 15 6.3 -13.6 | 310 22 17.1 -14.4 12 100 16210 320 13 8.4 -10.0 | 299 22 19.1 -10.8 Wind Parameters Mean winds (0-6000m): 64.4 at 14.4 knts Storm direction: 94.4 at 10.8 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 114.7 deg Storm rel helicity (0-3000m) pos: 22.3 neg: -9.7 tot: 12.6 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.31 Bulk Shear: 11.55 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 24 11 330 13| 6.0 0.0 6.0| 11.2 0.0 11.2 22.4 0.58| 6.1 3.5 1000 38 11 335 10| 4.3 0.0 4.3| 13.7 -4.1 9.6 9.6 0.20| 5.8 1.1 1500 44 9 330 9| 3.1 0.0 3.1| 14.3 -9.7 4.6 3.1 -0.05| 5.2 -0.3 2000 50 9 328 8| 2.8 0.0 2.8| 17.3 -9.7 7.6 3.8 0.08| 4.8 0.4 2500 58 9 331 6| 2.8 0.0 2.8| 19.9 -9.7 10.1 4.1 0.21| 4.6 0.9 3000 66 10 340 5| 2.9 0.0 2.9| 22.3 -9.7 12.6 4.2 0.29| 4.4 1.3 4000 72 11 1 4| 2.2 0.6 2.8| 22.3 -15.0 7.3 1.8 0.14| 3.9 0.5 5000 69 13 14 6| 1.7 1.1 2.8| 22.3 -24.0 -1.7 -0.3 0.03| 3.7 0.1 6000 64 14 17 7| 1.5 1.1 2.7| 28.1 -30.7 -2.5 -0.4 0.01| 3.6 0.0 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20250428.00.gif