UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 18 OCT 25 Station: LFRB WMO ident: 7110 Latitude: 48.45 Longitude: -4.42 Elevation: 103.00 ------------------------------------------------------------------------------- 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 1010 103 7.6 4.3 80 3.3 6.0 130 7 280.0 280.8 278.7 294.1 5.15 1 1000 176 12.4 6.4 67 6.0 9.2 135 11 285.5 286.6 282.4 302.4 6.03 2 925 828 9.6 2.6 62 7.0 6.1 160 17 289.1 290.0 282.7 303.4 4.99 3 850 1530 10.8 -10.2 22 21.0 2.4 150 5 297.5 297.8 282.9 303.8 2.07 4 700 3122 2.8 -25.2 11 28.0 -5.1 180 17 305.6 305.7 284.5 307.9 0.70 5 500 5750 -14.9 -39.9 10 25.0 -18.8 205 25 314.9 314.9 287.3 315.7 0.24 6 400 7400 -26.7 -39.7 28 13.0 -28.3 250 21 320.3 320.3 289.2 321.4 0.30 7 300 9410 -41.7 -46.7 58 5.0 -42.0 310 27 326.6 326.6 290.9 327.3 0.19 8 250 10620 -52.9 -57.5 57 4.6 -53.0 320 36 327.4 327.4 291.0 327.7 0.06 9 200 12020 -63.3 -66.4 66 3.1 -63.3 320 38 332.5 332.5 292.4 332.6 0.03 10 188 12398 -65.3 -67.8 71 2.5 -65.3 320 40 335.2 335.2 293.2 335.3 0.02 11 150 13780 -62.5 -77.5 12 15.0 -62.6 325 33 362.4 362.4 299.2 362.4 0.01 12 100 16280 -62.1 -88.1 2 26.0 -62.3 325 25 407.7 407.7 306.2 407.7 0.00 TRP 188 12398 -65.3 -67.8 71 2.5 -65.3 320 40 335.2 335.2 293.2 335.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5574.00 m Freezing level: 668.36 mb = 3537.73 m = 11606.58 ft Wetbulb zero: 802.73 mb = 1999.17 m = 6558.87 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 22.55 % Est. max temperature: 23.99 C = 75.18 F Sfc-Lift cond lev (LCL): 960.29 mb = 514.89 m = 1689.27 ft T: 10.94 C 700-500 lapse rate: 6.74 C/km ThetaE index: 0.00 C Layer 1010.0-7490422784.0 mb Conv cond level (CCL): 647.27 mb = 3733.74 m = 12249.66 ft Mean mixing ratio: 5.38 g/kg Conv temperature: 35.56 C = 96.02 F Cap Strength: 10.81 C Lifted Index: 12.33 C Risk: None Lifted Index @300 mb: 17.17 C Lifted Index @700 mb: 10.81 C Showalter Index: 11.45 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 4.70 C K Index: -12.50 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 2.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.53 J/kg Max Up Vert Vel: 4.80 m/s Conv Inhibition (B-): 12177.26 J/kg Cap Strength: 12.21 C Lift Cond Lev (LCL): 867.83 mb = 1357.61 m = 4454.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 216 at 12 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 1010 103 130 7 -5.4 4.5 | 66 14 -12.6 -5.6 1 1000 176 135 11 -7.8 7.8 | 81 15 -15.0 -2.3 2 925 828 160 17 -5.8 16.0 | 114 14 -13.0 5.9 3 850 1530 150 5 -2.5 4.3 | 59 11 -9.7 -5.8 4 700 3122 180 17 0.0 17.0 | 134 10 -7.2 6.9 5 500 5750 205 25 10.6 22.7 | 195 13 3.3 12.5 6 400 7400 250 21 19.7 7.2 | 283 13 12.5 -2.9 7 300 9410 310 27 20.7 -17.4 | 334 31 13.5 -27.5 8 250 10620 320 36 23.1 -27.6 | 337 41 15.9 -37.7 9 200 12020 320 38 24.4 -29.1 | 336 43 17.2 -39.2 10 188 12398 320 40 25.7 -30.6 | 336 45 18.5 -40.8 11 150 13780 325 33 18.9 -27.0 | 343 39 11.7 -37.2 12 100 16280 325 25 14.3 -20.5 | 347 31 7.1 -30.6 Wind Parameters Mean winds (0-6000m): 185.5 at 16.6 knts Storm direction: 215.5 at 12.4 knts Shear (0-3000m) pos: 3.3 neg: 1.2 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 66.6 deg Storm rel helicity (0-3000m) pos: 80.4 neg: -34.6 tot: 45.9 m^2/s^2 ave: 15.3 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.69 Bulk Shear: 16.61 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 ------------------------------------------------------------------------------- 500 143 12 89 15| 9.0 0.0 9.0| 35.6 0.0 35.6 71.3 0.97| 9.7 9.5 1000 152 14 98 14| 3.5 0.0 3.5| 46.3 -13.9 32.5 32.5 0.48| 8.6 4.1 1500 153 12 92 13| 2.3 2.3 4.6| 46.6 -34.6 12.0 8.0 0.05| 8.2 0.4 2000 154 11 88 12| 2.7 1.7 4.5| 57.7 -34.6 23.1 11.5 0.19| 7.2 1.3 2500 157 11 90 11| 3.0 1.4 4.4| 68.7 -34.6 34.2 13.7 0.29| 6.6 1.9 3000 163 12 95 11| 3.3 1.2 4.4| 80.4 -34.6 45.9 15.3 0.38| 6.3 2.4 4000 170 13 107 10| 2.9 0.9 3.8| 92.2 -34.6 57.6 14.4 0.45| 5.3 2.3 5000 178 15 122 9| 2.7 0.7 3.4|105.3 -34.6 70.7 14.1 0.50| 4.7 2.3 6000 186 17 139 9| 2.4 0.6 2.9|128.0 -34.6 93.4 15.6 0.56| 4.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251018.00.gif