UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112900.upa.cvt Date: 0000Z 29 NOV 25 Searching for LFBD... Searching the city database file for: LFBD ... Date:0000Z 29 NOV 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 1014 61 7.4 6.8 96 0.6 7.1 210 11 279.4 280.5 279.6 296.1 6.11 1 1000 164 10.6 10.3 98 0.3 10.4 220 13 283.8 285.1 283.6 305.5 7.88 2 925 814 9.2 3.2 66 6.0 6.2 265 7 288.7 289.6 282.8 303.6 5.21 3 850 1509 5.4 4.7 95 0.7 5.1 230 7 291.8 292.9 285.3 309.9 6.31 4 700 3072 -3.1 -16.1 36 13.0 -7.2 260 7 299.1 299.3 283.0 303.9 1.55 5 500 5640 -20.1 -40.1 15 20.0 -22.7 295 19 308.5 308.6 285.1 309.4 0.23 6 400 7260 -32.5 -51.5 13 19.0 -33.7 310 25 312.7 312.8 286.4 313.1 0.08 7 300 9210 -49.5 -62.5 20 13.0 -49.8 290 36 315.6 315.6 287.3 315.7 0.03 8 250 10380 -57.3 -64.3 41 7.0 -57.4 285 60 320.9 320.9 289.0 321.0 0.03 9 210 11475 -60.7 -70.7 26 10.0 -60.8 280 62 332.0 332.0 292.3 332.0 0.01 10 200 11780 -59.9 -73.9 14 14.0 -60.0 285 58 337.9 337.9 293.8 337.9 0.01 11 150 13580 -58.9 -86.9 2 28.0 -59.1 270 38 368.6 368.6 300.3 368.6 0.00 12 100 16080 -66.3 -94.3 1 28.0 -66.4 270 29 399.6 399.6 305.2 399.6 0.00 TRP 210 11475 -60.7 -70.7 26 10.0 -60.8 280 62 332.0 332.0 292.3 332.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5476.00 m Freezing level: 754.71 mb = 2501.96 m = 8208.45 ft Wetbulb zero: 788.33 mb = 2115.33 m = 6939.98 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 50.72 % Est. max temperature: 19.22 C = 66.59 F Sfc-Lift cond lev (LCL): 1004.78 mb = 128.70 m = 422.24 ft T: 9.50 C 700-500 lapse rate: 6.62 C/km ThetaE index: 5.99 C Layer 700.0- 500.0 mb Conv cond level (CCL): 839.45 mb = 1609.51 m = 5280.50 ft Mean mixing ratio: 6.46 g/kg Conv temperature: 20.28 C = 68.51 F Cap Strength: 4.09 C Lifted Index: 6.13 C Risk: None Lifted Index @300 mb: 8.37 C Lifted Index @700 mb: 4.09 C Showalter Index: 2.26 C Risk: Showers probable Total Totals Index: 50.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 24.80 C K Index: 17.20 Risk: < 20 % chance of thunderstorms Sweat Index: 115.40 Risk: None Energy Index: -0.13 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.54 J/kg Max Up Vert Vel: 5.57 m/s Conv Inhibition (B-): 10618.07 J/kg Cap Strength: 6.09 C Lift Cond Lev (LCL): 921.94 mb = 841.25 m = 2759.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 8 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 61 210 11 5.5 9.5 | 174 14 -1.4 13.9 1 1000 164 220 13 8.4 10.0 | 186 14 1.4 14.4 2 925 814 265 7 7.0 0.6 | 180 5 0.0 5.0 3 850 1509 230 7 5.4 4.5 | 170 9 -1.6 8.9 4 700 3072 260 7 6.9 1.2 | 180 6 -0.0 5.6 5 500 5640 295 19 17.2 -8.0 | 289 11 10.3 -3.6 6 400 7260 310 25 19.2 -16.1 | 314 17 12.2 -11.7 7 300 9210 290 36 33.8 -12.3 | 286 28 26.9 -7.9 8 250 10380 285 60 58.0 -15.5 | 282 52 51.0 -11.1 9 210 11475 280 62 61.1 -10.8 | 277 54 54.1 -6.4 10 200 11780 285 58 56.0 -15.0 | 282 50 49.1 -10.6 11 150 13580 270 38 38.0 -0.0 | 262 31 31.1 4.4 12 100 16080 270 29 29.0 -0.0 | 259 22 22.1 4.4 Wind Parameters Mean winds (0-6000m): 272.4 at 11.0 knts Storm direction: 302.4 at 8.2 knts Shear (0-3000m) pos: 1.9 neg: 0.4 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 5.4 deg Storm rel helicity (0-3000m) pos: 17.5 neg: -4.5 tot: 13.0 m^2/s^2 ave: 4.3 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.62 Bulk Shear: 9.60 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 ------------------------------------------------------------------------------- 500 228 11 187 12| 6.9 0.0 6.9| 15.2 0.0 15.2 30.3 0.45| 9.6 4.3 1000 237 10 186 10| 3.9 0.0 3.9| 15.2 -2.4 12.7 12.7 0.20| 7.1 1.4 1500 238 9 182 9| 2.6 0.9 3.5| 15.2 -4.5 10.6 7.1 0.10| 5.6 0.6 2000 237 8 180 9| 2.2 0.7 2.9| 16.3 -4.5 11.8 5.9 0.13| 4.5 0.6 2500 239 8 179 9| 2.0 0.5 2.5| 17.1 -4.5 12.6 5.0 0.14| 3.9 0.5 3000 241 8 179 8| 1.9 0.4 2.3| 17.5 -4.5 13.0 4.3 0.15| 3.4 0.5 4000 249 8 185 7| 1.9 0.3 2.2| 25.0 -4.5 20.5 5.1 0.32| 3.2 1.0 5000 261 9 201 6| 2.1 0.3 2.3| 34.5 -4.5 30.0 6.0 0.42| 3.2 1.3 6000 272 11 225 6| 2.2 0.2 2.4| 46.3 -4.5 41.8 7.0 0.47| 3.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//LFBD/skewt/LFBD.skewt.20251129.00.gif