UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050300.upa.cvt Date: 0000Z 3 MAY 25 Searching for LFRB... Searching the city database file for: LFRB ... Date:0000Z 3 MAY 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 1003 103 12.8 8.9 77 3.9 10.6 250 11 285.7 286.9 283.7 305.6 7.14 1 1000 120 12.6 12.3 98 0.3 12.4 255 11 285.8 287.3 285.6 310.7 9.02 2 925 770 9.0 9.0 100 0.0 9.0 160 9 288.5 289.9 285.5 310.5 7.81 3 850 1474 9.2 8.3 94 0.9 8.7 115 21 295.8 297.2 288.5 319.3 8.11 4 700 3057 -1.1 -1.2 99 0.1 -1.2 105 23 301.3 302.2 287.5 316.3 5.01 5 500 5660 -16.7 -17.9 90 1.2 -17.0 120 15 312.7 313.0 288.3 318.8 1.87 6 400 7290 -28.9 -31.2 80 2.3 -29.3 135 17 317.4 317.6 288.7 319.9 0.71 7 300 9280 -46.1 -48.7 75 2.6 -46.2 125 23 320.4 320.4 289.0 321.0 0.15 8 250 10460 -56.9 -60.5 64 3.6 -57.0 130 15 321.5 321.5 289.2 321.6 0.04 9 222 11199 -63.3 -66.8 62 3.5 -63.3 130 21 322.7 322.7 289.6 322.8 0.02 10 200 11850 -55.9 -63.9 36 8.0 -56.1 140 19 344.2 344.3 295.4 344.4 0.04 11 150 13670 -54.9 -71.9 10 17.0 -55.2 180 11 375.5 375.5 301.5 375.6 0.02 12 100 16260 -56.3 -87.3 1 31.0 -56.8 175 11 418.9 418.9 307.6 419.0 0.00 TRP 222 11199 -63.3 -66.8 62 3.5 -63.3 130 21 322.7 322.7 289.6 322.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5540.00 m Freezing level: 716.02 mb = 2887.94 m = 9474.76 ft Wetbulb zero: 717.56 mb = 2855.04 m = 9366.81 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 96.05 % Est. max temperature: 22.58 C = 72.64 F Sfc-Lift cond lev (LCL): 945.75 mb = 585.01 m = 1919.30 ft T: 10.02 C 700-500 lapse rate: 5.99 C/km ThetaE index: 2.95 C Layer 700.0- 500.0 mb Conv cond level (CCL): 950.49 mb = 543.37 m = 1782.69 ft Mean mixing ratio: 8.27 g/kg Conv temperature: 14.65 C = 58.37 F Cap Strength: 3.79 C Lifted Index: 5.08 C Risk: None Lifted Index @300 mb: 7.02 C Lifted Index @700 mb: 2.63 C Showalter Index: 0.10 C Risk: Thunderstorms probable Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 25.00 C K Index: 34.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 194.60 Risk: None Energy Index: -0.19 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.15 J/kg Max Up Vert Vel: 5.68 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.88 C Lift Cond Lev (LCL): 949.32 mb = 553.65 m = 1816.41 ft Lev Free Conv (LFC): 944.32 mb = 597.67 m = 1960.85 ft Equ Level (EL): 924.32 mb = 776.15 m = 2546.38 ft B at Equ Level: 16.11 J/kg Max Parcel Lev (MPL): 874.32 mb = 1239.15 m = 4065.42 ft Wind level data Storm motion: 145 at 14 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 1003 103 250 11 10.3 3.8 | 292 20 18.0 -7.4 1 1000 120 255 11 10.6 2.8 | 294 20 18.3 -8.3 2 925 770 160 9 -3.1 8.5 | 300 5 4.6 -2.7 3 850 1474 115 21 -19.0 8.9 | 79 12 -11.3 -2.3 4 700 3057 105 23 -22.2 6.0 | 70 15 -14.5 -5.2 5 500 5660 120 15 -13.0 7.5 | 55 6 -5.3 -3.7 6 400 7290 135 17 -12.0 12.0 | 101 4 -4.3 0.9 7 300 9280 125 23 -18.8 13.2 | 100 11 -11.1 2.0 8 250 10460 130 15 -11.5 9.6 | 68 4 -3.8 -1.5 9 222 11199 130 21 -16.1 13.5 | 106 9 -8.4 2.3 10 200 11850 140 19 -12.2 14.6 | 127 6 -4.5 3.4 11 150 13670 180 11 0.0 11.0 | 271 8 7.7 -0.2 12 100 16260 175 11 -1.0 11.0 | 272 7 6.7 -0.2 Wind Parameters Mean winds (0-6000m): 115.4 at 18.1 knts Storm direction: 145.4 at 13.6 knts Shear (0-3000m) pos: 0.0 neg: 5.6 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 138.0 deg Storm rel helicity (0-3000m) pos: 4.6 neg: -25.4 tot: -20.8 m^2/s^2 ave: -6.9 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 73.41 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 ------------------------------------------------------------------------------- 500 224 10 284 15| 0.0 11.5 11.5| 0.6 -15.3 -14.6 -29.2 -0.28| 12.1 -3.4 1000 185 11 274 9| 0.0 11.0 11.0| 4.6 -15.3 -10.8 -10.8 0.09| 12.0 1.1 1500 146 13 303 0| 0.0 10.3 10.3| 4.6 -18.9 -14.2 -9.5 0.02| 11.5 0.3 2000 131 15 74 4| 0.0 8.0 8.0| 4.6 -20.8 -16.2 -8.1 0.01| 9.0 0.0 2500 124 17 73 6| 0.0 6.6 6.6| 4.6 -23.1 -18.4 -7.4 -0.01| 7.4 -0.1 3000 119 18 72 8| 0.0 5.6 5.6| 4.6 -25.4 -20.8 -6.9 -0.03| 6.4 -0.2 4000 116 19 71 10| 0.5 4.2 4.7| 4.7 -26.1 -21.4 -5.4 -0.03| 5.3 -0.2 5000 115 19 70 10| 0.8 3.3 4.1| 4.7 -28.6 -23.9 -4.8 -0.05| 4.6 -0.2 6000 115 18 68 9| 0.8 2.8 3.6| 6.1 -30.4 -24.2 -4.0 -0.05| 4.1 -0.2 Wrote GIF file: /home/apache/climate/data/raob//LFRB/skewt/LFRB.skewt.20250503.00.gif