UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112712.upa.cvt Date: 1200Z 27 NOV 25 Searching for LF145... Searching the city database file for: LF145 ... Date:1200Z 27 NOV 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 1001 171 5.6 5.2 97 0.4 5.4 210 13 278.7 279.6 278.5 293.8 5.54 1 1000 179 5.4 -1.6 61 7.0 2.5 215 13 278.5 279.1 275.6 288.0 3.40 2 925 817 6.4 6.4 100 0.0 6.4 275 25 285.9 287.0 283.0 304.1 6.52 3 850 1508 3.2 3.2 100 0.0 3.2 285 15 289.5 290.5 283.7 305.7 5.67 4 700 3061 -3.7 -3.7 100 0.0 -3.7 340 11 298.4 299.1 285.6 310.8 4.15 5 500 5650 -17.1 -21.2 70 4.1 -18.1 350 11 312.2 312.5 287.7 316.9 1.41 6 400 7280 -28.7 -30.7 83 2.0 -29.0 5 29 317.7 317.8 288.8 320.3 0.74 7 300 9280 -44.1 -48.3 63 4.2 -44.3 5 42 323.2 323.2 289.9 323.8 0.16 8 250 10480 -53.9 -58.4 58 4.5 -54.0 10 50 325.9 325.9 290.6 326.2 0.06 9 200 11870 -64.5 -68.2 60 3.7 -64.6 10 60 330.6 330.6 291.9 330.7 0.02 10 174 12715 -68.5 -71.9 61 3.4 -68.5 15 46 337.5 337.5 293.7 337.5 0.01 11 150 13610 -66.9 -74.9 31 8.0 -67.0 20 36 354.8 354.8 297.7 354.9 0.01 12 100 16070 -65.7 -79.7 13 14.0 -65.8 350 31 400.8 400.8 305.3 400.8 0.01 TRP 174 12715 -68.5 -71.9 61 3.4 -68.5 15 46 337.5 337.5 293.7 337.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5471.00 m Freezing level: 780.43 mb = 2228.23 m = 7310.38 ft Wetbulb zero: 780.93 mb = 2185.93 m = 7171.59 ft Precipitable water: 0.91 inches Sfc-500 mean rel hum: 90.58 % Est. max temperature: 16.38 C = 61.48 F Sfc-Lift cond lev (LCL): 994.84 mb = 221.36 m = 726.23 ft T: 5.47 C 700-500 lapse rate: 5.18 C/km ThetaE index: 5.78 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 814.26 mb = 1851.62 m = 6074.79 ft Mean mixing ratio: 5.31 g/kg Conv temperature: 18.40 C = 65.11 F Cap Strength: 6.89 C Lifted Index: 13.26 C Risk: None Lifted Index @300 mb: 17.93 C Lifted Index @700 mb: 6.89 C Showalter Index: 8.02 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 20.30 C K Index: 23.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 79.40 Risk: None Energy Index: 2.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.81 J/kg Max Up Vert Vel: 7.04 m/s Conv Inhibition (B-): 11640.77 J/kg Cap Strength: 12.84 C Lift Cond Lev (LCL): 919.93 mb = 861.88 m = 2827.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 345 at 10 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 1001 171 210 13 6.5 11.3 | 190 21 3.9 21.1 1 1000 179 215 13 7.5 10.6 | 193 21 4.8 20.5 2 925 817 275 25 24.9 -2.2 | 251 24 22.3 7.7 3 850 1508 285 15 14.5 -3.9 | 243 13 11.8 6.0 4 700 3061 340 11 3.8 -10.3 | 294 1 1.1 -0.5 5 500 5650 350 11 1.9 -10.8 | 36 1 -0.7 -1.0 6 400 7280 5 29 -2.5 -28.9 | 15 20 -5.2 -19.0 7 300 9280 5 42 -3.7 -41.8 | 11 33 -6.3 -32.0 8 250 10480 10 50 -8.7 -49.2 | 16 41 -11.3 -39.4 9 200 11870 10 60 -10.4 -59.1 | 15 51 -13.1 -49.2 10 174 12715 15 46 -11.9 -44.4 | 23 38 -14.5 -34.6 11 150 13610 20 36 -12.3 -33.8 | 32 28 -15.0 -24.0 12 100 16070 350 31 5.4 -30.5 | 352 21 2.7 -20.7 Wind Parameters Mean winds (0-6000m): 315.0 at 13.6 knts Storm direction: 345.0 at 10.2 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 106.4 deg Storm rel helicity (0-3000m) pos: 154.9 neg: -8.5 tot: 146.4 m^2/s^2 ave: 48.8 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 4.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.56 Bulk Shear: 44.46 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 ------------------------------------------------------------------------------- 500 244 18 217 22| 17.9 0.0 17.9|106.5 0.0 106.5 213.0 0.99| 18.5 18.4 1000 264 20 236 21| 10.1 0.0 10.1|144.9 -2.8 142.2 142.2 0.81| 15.0 12.1 1500 270 19 239 19| 6.1 0.0 6.1|146.8 -8.5 138.3 92.2 0.64| 12.2 7.8 2000 276 18 242 17| 5.1 0.0 5.1|152.1 -8.5 143.6 71.8 0.62| 10.3 6.4 2500 281 17 245 15| 4.4 0.0 4.4|154.3 -8.5 145.8 58.3 0.59| 9.1 5.4 3000 287 16 247 14| 3.7 0.0 3.7|154.9 -8.5 146.4 48.8 0.57| 8.1 4.6 4000 297 15 253 11| 2.8 0.0 2.8|155.1 -8.5 146.6 36.7 0.58| 6.2 3.6 5000 307 14 259 9| 2.3 0.0 2.3|155.3 -8.5 146.8 29.4 0.58| 5.0 2.9 6000 315 14 268 7| 2.4 0.0 2.4|155.3 -9.3 146.1 24.3 0.50| 4.7 2.4 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20251127.12.gif