UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025113000.upa.cvt Date: 0000Z 30 NOV 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 30 NOV 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 1001 103 6.4 0.4 65 6.0 3.7 330 13 279.5 280.1 276.9 290.4 3.93 1 1000 103 7.6 1.6 66 6.0 4.8 330 15 280.8 281.5 278.0 292.7 4.29 2 925 742 4.0 -1.0 70 5.0 1.8 340 29 283.4 284.1 278.7 294.2 3.84 3 850 1421 -2.3 -6.8 71 4.5 -4.0 340 29 283.7 284.2 277.4 291.5 2.70 4 700 2949 -8.9 -30.9 15 22.0 -13.0 330 27 292.6 292.7 278.6 294.0 0.42 5 500 5440 -29.1 -38.1 42 9.0 -30.0 330 27 297.6 297.6 280.7 298.5 0.29 6 400 7000 -42.1 -49.1 46 7.0 -42.4 0 29 300.3 300.3 281.6 300.7 0.11 7 300 8910 -48.5 -68.5 8 20.0 -48.8 335 31 317.0 317.0 287.8 317.0 0.01 8 250 10110 -51.1 -75.1 4 24.0 -51.4 335 33 330.1 330.1 291.7 330.1 0.01 9 216 11055 -53.9 -77.9 4 24.0 -54.2 325 35 339.8 339.8 294.3 339.9 0.00 10 200 11550 -52.7 -78.7 3 26.0 -53.1 325 35 349.3 349.3 296.5 349.3 0.00 11 150 13390 -57.1 -87.1 1 30.0 -57.4 310 25 371.7 371.7 300.9 371.7 0.00 12 100 15940 -60.7 -89.7 1 29.0 -61.0 310 25 410.4 410.4 306.6 410.5 0.00 TRP 216 11055 -53.9 -77.9 4 24.0 -54.2 325 35 339.8 339.8 294.3 339.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5337.00 m Freezing level: 877.38 mb = 1173.11 m = 3848.74 ft Wetbulb zero: 901.26 mb = 950.78 m = 3119.34 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 42.04 % Est. max temperature: 10.66 C = 51.19 F Sfc-Lift cond lev (LCL): 912.86 mb = 848.13 m = 2782.53 ft T: 3.02 C 700-500 lapse rate: 8.11 C/km ThetaE index: 2.75 C Layer 850.0- 700.0 mb Conv cond level (CCL): 857.76 mb = 1347.99 m = 4422.48 ft Mean mixing ratio: 3.96 g/kg Conv temperature: 10.64 C = 51.15 F Cap Strength: 4.44 C Lifted Index: 4.51 C Risk: None Lifted Index @300 mb: 16.70 C Lifted Index @700 mb: 4.44 C Showalter Index: 6.01 C Risk: None Total Totals Index: 49.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 22.30 C K Index: -2.00 Risk: None Sweat Index: 87.00 Risk: None Energy Index: 1.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.59 J/kg Max Up Vert Vel: 3.90 m/s Conv Inhibition (B-): 13530.81 J/kg Cap Strength: 4.48 C Lift Cond Lev (LCL): 874.66 mb = 1191.35 m = 3908.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 4 at 20 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 103 330 13 6.5 -11.3 | 221 12 7.8 8.9 1 1000 103 330 15 7.5 -13.0 | 231 11 8.8 7.2 2 925 742 340 29 9.9 -27.3 | 302 13 11.2 -7.0 3 850 1421 340 29 9.9 -27.3 | 302 13 11.2 -7.0 4 700 2949 330 27 13.5 -23.4 | 282 15 14.8 -3.2 5 500 5440 330 27 13.5 -23.4 | 282 15 14.8 -3.2 6 400 7000 0 29 -0.0 -29.0 | 351 9 1.3 -8.8 7 300 8910 335 31 13.1 -28.1 | 299 16 14.4 -7.9 8 250 10110 335 33 13.9 -29.9 | 302 18 15.3 -9.7 9 216 11055 325 35 20.1 -28.7 | 292 23 21.4 -8.5 10 200 11550 325 35 20.1 -28.7 | 292 23 21.4 -8.5 11 150 13390 310 25 19.2 -16.1 | 259 21 20.5 4.1 12 100 15940 310 25 19.2 -16.1 | 259 21 20.5 4.1 Wind Parameters Mean winds (0-6000m): 333.8 at 27.0 knts Storm direction: 3.8 at 20.2 knts Shear (0-3000m) pos: 2.8 neg: 0.9 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 60.9 deg Storm rel helicity (0-3000m) pos: 46.7 neg: -18.4 tot: 28.3 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.30 Bulk Shear: 5.84 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 ------------------------------------------------------------------------------- 500 335 20 260 10| 13.6 0.0 13.6| 37.3 0.0 37.3 74.7 0.97| 13.7 13.4 1000 338 24 283 11| 8.4 0.0 8.4| 46.7 0.0 46.7 46.7 0.96| 8.5 8.2 1500 339 26 290 11| 5.6 0.2 5.8| 46.7 -2.2 44.5 29.7 0.89| 5.9 5.2 2000 338 27 292 12| 4.2 0.6 4.8| 46.7 -8.2 38.5 19.3 0.72| 4.9 3.5 2500 337 27 291 12| 3.4 0.8 4.2| 46.7 -14.2 32.5 13.0 0.58| 4.3 2.5 3000 336 27 290 13| 2.8 0.9 3.7| 46.7 -18.4 28.3 9.4 0.50| 3.7 1.9 4000 335 27 288 13| 2.1 0.7 2.8| 46.7 -18.4 28.3 7.1 0.50| 2.8 1.4 5000 334 27 287 14| 1.7 0.5 2.2| 46.7 -18.4 28.3 5.7 0.50| 2.2 1.1 6000 334 27 287 14| 1.7 0.5 2.1| 64.1 -18.4 45.7 7.6 0.57| 2.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251130.00.gif