UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 10 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 1021 103 10.8 7.4 79 3.4 9.0 30 7 282.3 283.4 281.2 299.7 6.33 1 1000 267 12.0 9.4 84 2.6 10.5 25 11 285.1 286.4 283.7 305.7 7.41 2 925 915 14.0 -8.0 21 22.0 4.8 45 9 293.6 294.0 281.5 300.4 2.26 3 850 1625 11.0 5.0 66 6.0 7.7 50 11 297.7 298.8 287.6 316.6 6.44 4 700 3221 2.0 -7.0 51 9.0 -1.9 45 11 304.7 305.3 287.0 314.7 3.23 5 500 5860 -12.7 -35.7 13 23.0 -17.0 45 17 317.6 317.6 288.3 318.9 0.36 6 400 7520 -26.5 -37.5 35 11.0 -28.0 60 23 320.5 320.6 289.3 321.9 0.38 7 300 9530 -43.7 -51.7 41 8.0 -44.1 70 27 323.8 323.8 290.0 324.2 0.11 8 250 10720 -53.7 -61.7 37 8.0 -53.9 60 27 326.2 326.2 290.7 326.4 0.04 9 211 11794 -59.7 -66.7 40 7.0 -59.8 65 23 333.1 333.1 292.6 333.2 0.02 10 200 12130 -57.9 -66.9 31 9.0 -58.0 45 21 341.1 341.1 294.6 341.2 0.02 11 150 13940 -60.7 -79.7 6 19.0 -60.9 45 23 365.5 365.5 299.8 365.5 0.00 12 100 16420 -63.9 -91.9 1 28.0 -64.1 320 9 404.3 404.3 305.7 404.3 0.00 TRP 211 11794 -59.7 -66.7 40 7.0 -59.8 65 23 333.1 333.1 292.6 333.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5593.00 m Freezing level: 672.79 mb = 3580.05 m = 11745.42 ft Wetbulb zero: 729.14 mb = 2885.76 m = 9467.62 ft Precipitable water: 0.79 inches Sfc-500 mean rel hum: 44.38 % Est. max temperature: 25.12 C = 77.21 F Sfc-Lift cond lev (LCL): 969.74 mb = 522.44 m = 1714.01 ft T: 12.79 C 700-500 lapse rate: 5.57 C/km ThetaE index: 5.31 C Layer 925.0- 850.0 mb Conv cond level (CCL): 636.52 mb = 3966.56 m = 13013.49 ft Mean mixing ratio: 5.14 g/kg Conv temperature: 37.06 C = 98.71 F Cap Strength: 9.71 C Lifted Index: 14.12 C Risk: None Lifted Index @300 mb: 14.79 C Lifted Index @700 mb: 9.71 C Showalter Index: 5.62 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 17.70 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 99.00 Risk: None Energy Index: 0.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.74 J/kg Max Up Vert Vel: 7.31 m/s Conv Inhibition (B-): 12788.29 J/kg Cap Strength: 13.94 C Lift Cond Lev (LCL): 845.43 mb = 1669.29 m = 5476.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 75 at 9 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 1021 103 30 7 -3.5 -6.1 | 304 7 5.4 -3.6 1 1000 267 25 11 -4.6 -10.0 | 330 9 4.3 -7.5 2 925 915 45 9 -6.4 -6.4 | 327 5 2.6 -3.9 3 850 1625 50 11 -8.4 -7.1 | 354 5 0.5 -4.6 4 700 3221 45 11 -7.8 -7.8 | 348 5 1.1 -5.3 5 500 5860 45 17 -12.0 -12.0 | 18 10 -3.1 -9.6 6 400 7520 60 23 -19.9 -11.5 | 51 14 -11.0 -9.0 7 300 9530 70 27 -25.4 -9.2 | 68 18 -16.4 -6.8 8 250 10720 60 27 -23.4 -13.5 | 53 18 -14.5 -11.0 9 211 11794 65 23 -20.8 -9.7 | 59 14 -11.9 -7.3 10 200 12130 45 21 -14.8 -14.8 | 26 14 -5.9 -12.4 11 150 13940 45 23 -16.3 -16.3 | 28 16 -7.3 -13.8 12 100 16420 320 9 5.8 -6.9 | 287 15 14.7 -4.4 Wind Parameters Mean winds (0-6000m): 44.6 at 12.3 knts Storm direction: 74.6 at 9.3 knts Shear (0-3000m) pos: 0.9 neg: 0.1 tot: 1.0 10-3/s Storm rel Dir Shear (0-3000m): 44.6 deg Storm rel helicity (0-3000m) pos: 9.3 neg: -1.2 tot: 8.2 m^2/s^2 ave: 2.7 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 1.8 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 13.75 Bulk Shear: 1.94 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 29 10 327 7| 3.2 0.0 3.2| 6.8 -0.0 6.7 13.4 0.60| 6.0 3.6 1000 35 10 328 6| 1.8 0.0 1.8| 7.4 -0.6 6.9 6.9 0.45| 4.2 1.9 1500 40 10 333 6| 1.7 0.0 1.7| 9.3 -0.6 8.7 5.8 0.53| 3.4 1.8 2000 42 10 337 5| 1.3 0.1 1.3| 9.3 -0.7 8.6 4.3 0.51| 2.6 1.3 2500 43 10 340 5| 1.0 0.1 1.1| 9.3 -0.9 8.4 3.4 0.48| 2.1 1.0 3000 44 10 342 5| 0.9 0.1 1.0| 9.3 -1.2 8.2 2.7 0.45| 1.8 0.8 4000 44 11 345 5| 0.6 0.3 0.9| 11.8 -1.2 10.5 2.6 0.49| 1.6 0.8 5000 44 11 351 6| 0.5 0.5 1.0| 14.5 -1.2 13.3 2.7 0.51| 1.5 0.8 6000 45 12 358 6| 0.6 0.5 1.0| 19.3 -1.2 18.0 3.0 0.53| 1.5 0.8 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251010.00.gif