UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072812.upa.cvt Date: 1200Z 28 JUL 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:1200Z 28 JUL 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 1014 103 19.4 10.4 56 9.0 14.0 315 9 291.4 292.8 286.6 313.7 7.82 1 1000 210 17.2 12.7 75 4.5 14.4 315 9 290.4 292.0 287.6 316.5 9.26 2 925 868 11.4 10.1 92 1.3 10.6 305 7 291.0 292.5 287.1 314.9 8.41 3 850 1569 7.4 4.7 83 2.7 5.9 345 7 293.9 295.0 286.1 312.2 6.31 4 700 3157 4.8 -29.2 6 34.0 -4.4 330 29 307.8 307.9 285.1 309.5 0.49 5 500 5820 -9.3 -14.2 67 4.9 -11.1 325 46 321.7 322.2 291.7 330.2 2.55 6 400 7500 -21.7 -31.7 40 10.0 -23.6 330 46 326.8 326.9 291.5 329.2 0.67 7 300 9550 -37.7 -54.7 15 17.0 -38.7 310 40 332.2 332.2 292.4 332.5 0.08 8 250 10780 -47.5 -58.5 27 11.0 -47.9 300 38 335.4 335.5 293.2 335.7 0.06 9 200 12240 -53.5 -66.5 19 13.0 -53.8 320 40 348.0 348.1 296.2 348.2 0.02 10 150 14080 -56.9 -81.9 3 25.0 -57.2 325 50 372.0 372.0 300.9 372.1 0.00 11 128 15076 -59.7 -86.7 2 27.0 -59.9 325 36 384.3 384.3 302.9 384.3 0.00 12 100 16620 -58.7 -88.7 1 30.0 -59.0 320 19 414.3 414.3 307.0 414.3 0.00 TRP 128 15076 -59.7 -86.7 2 27.0 -59.9 325 36 384.3 384.3 302.9 384.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5610.00 m Freezing level: 631.91 mb = 4063.55 m = 13331.70 ft Wetbulb zero: 763.63 mb = 2445.37 m = 8022.77 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 50.76 % Est. max temperature: 21.35 C = 70.43 F Sfc-Lift cond lev (LCL): 887.00 mb = 1215.74 m = 3988.61 ft T: 9.42 C 700-500 lapse rate: 5.29 C/km ThetaE index: 7.03 C Layer 925.0- 500.0 mb Conv cond level (CCL): 903.61 mb = 1061.93 m = 3483.98 ft Mean mixing ratio: 8.73 g/kg Conv temperature: 19.79 C = 67.63 F Cap Strength: 6.33 C Lifted Index: 9.66 C Risk: None Lifted Index @300 mb: 12.20 C Lifted Index @700 mb: 6.33 C Showalter Index: 11.66 C Risk: None Total Totals Index: 30.70 C Risk: None Vertical Totals Index: 16.70 C Cross Totals Index: 14.00 C K Index: -12.60 Risk: None Sweat Index: 116.40 Risk: None Energy Index: 3.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.02 J/kg Max Up Vert Vel: 2.01 m/s Conv Inhibition (B-): 10248.85 J/kg Cap Strength: 9.45 C Lift Cond Lev (LCL): 917.62 mb = 934.38 m = 3065.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 357 at 19 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 1014 103 315 9 6.4 -6.4 | 203 14 5.4 12.9 1 1000 210 315 9 6.4 -6.4 | 203 14 5.4 12.9 2 925 868 305 7 5.7 -4.0 | 198 16 4.8 15.2 3 850 1569 345 7 1.8 -6.8 | 184 12 0.9 12.5 4 700 3157 330 29 14.5 -25.1 | 293 15 13.6 -5.9 5 500 5820 325 46 26.4 -37.7 | 306 31 25.5 -18.5 6 400 7500 330 46 23.0 -39.8 | 313 30 22.1 -20.6 7 300 9550 310 40 30.6 -25.7 | 282 30 29.7 -6.5 8 250 10780 300 38 32.9 -19.0 | 270 32 32.0 0.2 9 200 12240 320 40 25.7 -30.6 | 295 27 24.8 -11.4 10 150 14080 325 50 28.7 -41.0 | 308 35 27.8 -21.7 11 128 15076 325 36 20.6 -29.5 | 297 22 19.7 -10.3 12 100 16620 320 19 12.2 -14.6 | 247 12 11.3 4.7 Wind Parameters Mean winds (0-6000m): 327.2 at 25.7 knts Storm direction: 357.2 at 19.3 knts Shear (0-3000m) pos: 0.8 neg: 3.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 89.5 deg Storm rel helicity (0-3000m) pos: 33.3 neg: -16.5 tot: 16.8 m^2/s^2 ave: 5.6 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 40.62 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 ------------------------------------------------------------------------------- 500 313 9 202 14| 0.0 1.5 1.5| 0.0 -3.1 -3.1 -6.2 -0.55| 1.5 -0.8 1000 311 8 200 15| 0.7 0.8 1.5| 0.0 -8.4 -8.4 -8.4 -0.55| 2.0 -1.1 1500 318 8 197 14| 1.6 0.5 2.1| 0.0 -16.5 -16.5 -11.0 -0.61| 2.5 -1.5 2000 325 8 197 13| 1.2 1.4 2.6| 10.8 -16.5 -5.6 -2.8 0.01| 3.7 0.0 2500 329 10 203 11| 1.0 2.6 3.6| 22.7 -16.5 6.2 2.5 0.32| 4.4 1.4 3000 329 13 214 10| 0.8 3.4 4.2| 33.3 -16.5 16.8 5.6 0.37| 4.9 1.8 4000 329 17 241 9| 0.6 3.4 4.0| 44.7 -16.5 28.3 7.1 0.37| 4.6 1.7 5000 328 22 265 11| 0.5 3.4 3.9| 53.8 -16.5 37.3 7.5 0.35| 4.3 1.5 6000 327 26 280 13| 0.4 3.1 3.6| 63.9 -16.5 47.4 7.9 0.34| 4.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20250728.12.gif