UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 13 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 1014 103 11.4 9.4 87 2.0 10.3 70 13 283.4 284.7 282.8 303.6 7.31 1 1000 209 13.0 12.0 94 1.0 12.4 80 17 286.1 287.7 285.6 310.7 8.84 2 925 868 16.2 1.2 36 15.0 8.5 120 19 295.9 296.7 285.0 309.2 4.51 3 850 1581 12.6 -6.4 26 19.0 4.2 115 17 299.3 299.9 284.5 307.9 2.78 4 700 3181 3.2 -3.8 60 7.0 -0.1 100 17 306.0 306.8 288.3 318.8 4.12 5 500 5810 -14.9 -20.9 60 6.0 -16.6 85 17 314.9 315.1 288.6 319.7 1.45 6 400 7470 -24.7 -45.7 12 21.0 -27.0 80 23 322.9 322.9 289.8 323.5 0.16 7 300 9490 -42.5 -50.5 41 8.0 -42.9 80 27 325.5 325.5 290.6 325.9 0.12 8 250 10690 -52.3 -59.3 43 7.0 -52.5 90 27 328.3 328.3 291.3 328.5 0.05 9 200 12100 -62.3 -69.3 39 7.0 -62.4 105 25 334.1 334.1 292.9 334.2 0.02 10 175 12921 -65.5 -70.5 50 5.0 -65.5 75 15 341.8 341.8 294.8 341.9 0.02 11 150 13870 -61.7 -76.7 12 15.0 -61.9 110 3 363.8 363.8 299.4 363.8 0.01 12 100 16350 -64.1 -84.1 5 20.0 -64.3 15 7 403.9 403.9 305.7 403.9 0.00 TRP 175 12921 -65.5 -70.5 50 5.0 -65.5 75 15 341.8 341.8 294.8 341.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5601.00 m Freezing level: 664.64 mb = 3645.80 m = 11961.13 ft Wetbulb zero: 703.42 mb = 3140.88 m = 10304.60 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 53.07 % Est. max temperature: 26.72 C = 80.09 F Sfc-Lift cond lev (LCL): 983.84 mb = 346.74 m = 1137.57 ft T: 13.67 C 700-500 lapse rate: 6.88 C/km ThetaE index: 2.84 C Layer 925.0- 700.0 mb Conv cond level (CCL): 688.87 mb = 3306.26 m = 10847.19 ft Mean mixing ratio: 6.59 g/kg Conv temperature: 34.54 C = 94.18 F Cap Strength: 7.72 C Lifted Index: 7.64 C Risk: None Lifted Index @300 mb: 11.45 C Lifted Index @700 mb: 7.52 C Showalter Index: 8.75 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 27.50 C Cross Totals Index: 8.50 C K Index: 14.10 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 2.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.83 J/kg Max Up Vert Vel: 6.61 m/s Conv Inhibition (B-): 10574.45 J/kg Cap Strength: 7.70 C Lift Cond Lev (LCL): 862.07 mb = 1462.10 m = 4796.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 130 at 13 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 70 13 -12.2 -4.4 | 10 13 -2.3 -12.7 1 1000 209 80 17 -16.7 -3.0 | 31 13 -6.8 -11.2 2 925 868 120 19 -16.5 9.5 | 101 7 -6.5 1.3 3 850 1581 115 17 -15.4 7.2 | 79 6 -5.5 -1.0 4 700 3181 100 17 -16.7 3.0 | 52 9 -6.8 -5.3 5 500 5810 85 17 -16.9 -1.5 | 36 12 -7.0 -9.7 6 400 7470 80 23 -22.7 -4.0 | 46 18 -12.7 -12.2 7 300 9490 80 27 -26.6 -4.7 | 52 21 -16.7 -12.9 8 250 10690 90 27 -27.0 0.0 | 64 19 -17.1 -8.2 9 200 12100 105 25 -24.1 6.5 | 83 14 -14.2 -1.8 10 175 12921 75 15 -14.5 -3.9 | 21 13 -4.6 -12.1 11 150 13870 110 3 -2.8 1.0 | 315 10 7.1 -7.2 12 100 16350 15 7 -1.8 -6.8 | 332 17 8.1 -15.0 Wind Parameters Mean winds (0-6000m): 99.6 at 17.2 knts Storm direction: 129.6 at 12.9 knts Shear (0-3000m) pos: 2.4 neg: 1.0 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 43.0 deg Storm rel helicity (0-3000m) pos: 42.3 neg: -9.1 tot: 33.1 m^2/s^2 ave: 11.0 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 16.09 Bulk Shear: 1.36 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 89 17 40 11| 10.7 0.0 10.7| 32.9 0.0 32.9 65.8 0.88| 12.5 11.0 1000 103 18 60 9| 7.1 0.0 7.1| 42.3 -1.1 41.2 41.2 0.82| 9.3 7.6 1500 108 18 68 8| 4.7 0.6 5.3| 42.3 -3.6 38.7 25.8 0.67| 6.8 4.5 2000 109 18 69 7| 3.5 0.7 4.3| 42.3 -5.3 37.0 18.5 0.57| 5.5 3.1 2500 109 17 68 7| 2.8 0.9 3.7| 42.3 -7.1 35.1 14.0 0.49| 4.7 2.3 3000 108 17 66 7| 2.4 1.0 3.3| 42.3 -9.1 33.1 11.0 0.43| 4.1 1.8 4000 105 17 61 8| 1.8 0.9 2.7| 42.3 -12.0 30.3 7.6 0.35| 3.3 1.2 5000 103 17 57 8| 1.4 0.9 2.3| 42.3 -15.0 27.2 5.4 0.29| 2.8 0.8 6000 100 17 53 9| 1.2 0.9 2.1| 44.2 -17.4 26.8 4.5 0.26| 2.5 0.7 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20251013.00.gif