UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050312.upa.cvt Date: 1200Z 3 MAY 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:1200Z 3 MAY 25 Station: LFBD WMO ident: 7510 Latitude: 44.83 Longitude: -0.70 Elevation: 61.00 ------------------------------------------------------------------------------- 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 1007 61 24.8 13.8 50 11.0 17.7 235 5 297.4 299.1 290.6 326.1 9.89 1 1000 110 22.4 13.4 57 9.0 16.7 225 5 295.5 297.3 289.8 323.5 9.70 2 925 781 16.0 12.0 77 4.0 13.5 220 5 295.7 297.4 289.8 323.3 9.56 3 850 1492 9.8 8.9 94 0.9 9.3 210 19 296.4 297.9 289.0 320.9 8.45 4 700 3077 -1.3 -2.1 94 0.8 -1.7 205 44 301.0 301.9 287.1 315.2 4.68 5 500 5680 -16.3 -36.3 16 20.0 -19.6 220 19 313.2 313.2 286.9 314.4 0.34 6 400 7320 -29.9 -44.9 22 15.0 -31.3 195 21 316.1 316.2 287.7 316.8 0.17 7 300 9290 -46.3 -59.3 22 13.0 -46.7 210 31 320.1 320.1 288.8 320.3 0.04 8 250 10480 -54.9 -65.9 24 11.0 -55.1 200 36 324.4 324.5 290.1 324.5 0.02 9 218 11349 -59.3 -67.3 35 8.0 -59.4 215 31 330.6 330.6 291.9 330.7 0.02 10 200 11890 -58.9 -73.9 13 15.0 -59.0 230 31 339.5 339.5 294.2 339.5 0.01 11 150 13710 -56.9 -84.9 2 28.0 -57.2 200 23 372.0 372.0 300.9 372.1 0.00 12 100 16280 -56.5 -87.5 1 31.0 -56.9 235 19 418.6 418.6 307.6 418.6 0.00 TRP 218 11349 -59.3 -67.3 35 8.0 -59.4 215 31 330.6 330.6 291.9 330.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5570.00 m Freezing level: 717.57 mb = 2891.37 m = 9486.00 ft Wetbulb zero: 722.99 mb = 2813.18 m = 9229.47 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 70.96 % Est. max temperature: 23.79 C = 74.82 F Sfc-Lift cond lev (LCL): 856.79 mb = 1425.12 m = 4675.53 ft T: 10.38 C 700-500 lapse rate: 5.76 C/km ThetaE index: 11.70 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 864.58 mb = 1349.04 m = 4425.92 ft Mean mixing ratio: 9.60 g/kg Conv temperature: 23.72 C = 74.69 F Cap Strength: 0.49 C Lifted Index: -1.79 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.73 C Lifted Index @700 mb: -3.14 C Showalter Index: -0.44 C Risk: Thunderstorms probable Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 25.20 C K Index: 34.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 256.51 Risk: None Energy Index: -1.35 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 738.05 J/kg Max Up Vert Vel: 38.42 m/s Conv Inhibition (B-): 6.12 J/kg Cap Strength: 1.67 C Lift Cond Lev (LCL): 872.03 mb = 1276.86 m = 4189.13 ft Lev Free Conv (LFC): 857.03 mb = 1422.76 m = 4667.79 ft Equ Level (EL): 257.03 mb = 10299.04 m = 33789.08 ft B at Equ Level: 732.32 J/kg Max Parcel Lev (MPL): 177.03 mb = 12661.87 m = 41541.06 ft Wind level data Storm motion: 239 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 1007 61 235 5 4.1 2.9 | 61 14 -12.4 -6.9 1 1000 110 225 5 3.5 3.5 | 64 14 -12.9 -6.2 2 925 781 220 5 3.2 3.8 | 66 15 -13.2 -5.9 3 850 1492 210 19 9.5 16.5 | 134 10 -7.0 6.7 4 700 3077 205 44 18.6 39.9 | 184 30 2.1 30.1 5 500 5680 220 19 12.2 14.6 | 139 6 -4.2 4.8 6 400 7320 195 21 5.4 20.3 | 134 15 -11.0 10.5 7 300 9290 210 31 15.5 26.8 | 177 17 -1.0 17.1 8 250 10480 200 36 12.3 33.8 | 170 24 -4.1 24.1 9 218 11349 215 31 17.8 25.4 | 185 16 1.3 15.6 10 200 11890 230 31 23.7 19.9 | 216 13 7.3 10.2 11 150 13710 200 23 7.9 21.6 | 144 15 -8.6 11.9 12 100 16280 235 19 15.6 10.9 | 142 1 -0.9 1.1 Wind Parameters Mean winds (0-6000m): 209.3 at 25.5 knts Storm direction: 239.3 at 19.1 knts Shear (0-3000m) pos: 0.0 neg: 6.8 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 123.1 deg Storm rel helicity (0-3000m) pos: 90.1 neg: 0.0 tot: 90.1 m^2/s^2 ave: 30.0 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 4.4 10^-3/s Energy-Hel index: 0.27 Bulk Rich Number: 13.01 Bulk Shear: 56.74 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 5 65 14| 0.0 1.2 1.2| 4.2 0.0 4.2 8.5 0.96| 1.2 1.2 1000 221 6 67 14| 0.0 3.1 3.1| 16.3 0.0 16.3 16.3 0.71| 3.5 2.5 1500 215 9 78 12| 0.0 5.4 5.4| 38.8 0.0 38.8 25.8 0.85| 5.7 4.8 2000 212 13 96 10| 0.0 6.1 6.1| 57.6 0.0 57.6 28.8 0.81| 6.3 5.1 2500 210 17 120 9| 0.0 6.5 6.5| 75.0 0.0 75.0 30.0 0.72| 6.7 4.8 3000 208 21 142 11| 0.0 6.8 6.8| 90.1 0.0 90.1 30.0 0.64| 6.9 4.4 4000 208 25 160 13| 1.3 5.1 6.4| 91.5 -2.2 89.3 22.3 0.51| 6.5 3.3 5000 209 26 164 14| 2.0 4.1 6.1| 91.5 -13.2 78.3 15.7 0.37| 6.2 2.3 6000 209 26 162 13| 2.1 3.4 5.5| 91.6 -22.5 69.1 11.5 0.27| 5.9 1.6 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20250503.12.gif