UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112912.upa.cvt Date: 1200Z 29 NOV 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 29 NOV 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1013 6 20.6 8.6 46 12.0 13.6 0 0 292.7 293.9 286.2 312.6 6.93 1 1008 50 22.2 8.2 41 14.0 14.0 61 1 294.7 295.9 286.9 314.3 6.77 2 1000 121 21.6 7.6 40 14.0 13.5 160 3 294.8 295.9 286.6 313.8 6.55 3 933 718 17.0 7.0 52 10.0 11.3 191 8 296.0 297.2 287.3 315.6 6.74 4 925 791 16.6 5.6 48 11.0 10.4 195 9 296.3 297.4 286.9 314.3 6.17 5 904 986 16.6 -12.4 13 29.0 5.0 198 8 298.2 298.5 282.7 303.3 1.63 6 898 1043 15.4 5.4 51 10.0 9.8 199 8 297.6 298.7 287.4 316.0 6.27 7 890 1118 16.6 -26.4 4 43.0 3.3 200 8 299.6 299.7 281.8 301.2 0.50 8 850 1508 15.0 -10.0 17 25.0 4.4 205 7 301.9 302.2 284.7 308.4 2.10 9 761 2438 11.8 -8.2 24 20.0 2.8 236 10 308.1 308.6 287.6 316.7 2.70 10 739 2682 11.0 -23.0 7 34.0 -0.3 245 11 309.8 310.0 286.2 312.6 0.81 11 700 3135 12.0 -33.0 3 45.0 -0.9 260 13 315.8 315.8 287.8 317.0 0.34 12 695 3195 12.2 -31.8 3 44.0 -0.7 261 13 316.6 316.7 288.1 318.0 0.38 13 552 5089 2.2 -36.8 4 39.0 -7.5 278 23 326.4 326.4 291.0 327.5 0.30 14 500 5880 -3.3 -35.3 6 32.0 -11.0 285 27 329.0 329.1 291.8 330.4 0.38 15 414 7331 -15.1 -37.1 13 22.0 -19.3 293 38 332.1 332.2 292.7 333.5 0.38 16 411 7386 -14.1 -45.1 5 31.0 -19.1 294 38 334.1 334.1 293.0 334.7 0.17 17 400 7590 -15.1 -50.1 3 35.0 -20.0 295 40 335.4 335.4 293.3 335.8 0.10 18 373 8119 -16.5 -54.5 2 38.0 -21.3 291 39 340.3 340.3 294.4 340.5 0.06 19 300 9720 -29.3 -58.3 4 29.0 -31.6 280 36 344.1 344.1 295.3 344.3 0.05 20 258 10774 -38.9 -56.9 13 18.0 -39.9 292 35 345.1 345.1 295.6 345.4 0.07 21 250 10990 -39.5 -60.5 9 21.0 -40.5 295 35 347.3 347.3 296.1 347.5 0.04 22 200 12470 -52.7 -67.7 15 15.0 -53.0 265 35 349.3 349.3 296.5 349.4 0.02 23 196 12600 -53.9 -70.9 11 17.0 -54.2 265 35 349.4 349.4 296.5 349.5 0.01 24 150 14280 -64.1 -85.1 4 21.0 -64.2 265 31 359.7 359.7 298.7 359.7 0.00 25 121 15554 -76.1 -85.1 23 9.0 -76.1 262 31 360.5 360.5 298.8 360.5 0.00 26 116 15798 -75.3 -90.3 8 15.0 -75.3 262 31 366.4 366.4 299.9 366.4 0.00 27 100 16640 -82.5 -92.5 16 10.0 -82.5 260 31 368.3 368.3 300.2 368.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5759.00 m Freezing level: 531.20 mb = 5405.46 m = 17734.24 ft Wetbulb zero: 740.94 mb = 2660.57 m = 8728.81 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 14.24 % Est. max temperature: 29.07 C = 84.32 F Sfc-Lift cond lev (LCL): 847.58 mb = 1531.92 m = 5025.92 ft T: 14.92 C 700-500 lapse rate: 5.57 C/km ThetaE index: 14.78 C Layer 890.0- 850.0 mb Conv cond level (CCL): 509.34 mb = 5732.00 m = 18805.53 ft Mean mixing ratio: 6.38 g/kg Conv temperature: 56.59 C = 133.87 F Cap Strength: 16.48 C Lifted Index: 16.48 C Risk: None Lifted Index @300 mb: 21.60 C Lifted Index @700 mb: 14.15 C Showalter Index: 20.00 C Risk: None Total Totals Index: 11.60 C Risk: None Vertical Totals Index: 18.30 C Cross Totals Index: -6.70 C K Index: -36.70 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 4.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.95 J/kg Max Up Vert Vel: 3.73 m/s Conv Inhibition (B-): 11889.49 J/kg Cap Strength: 16.49 C Lift Cond Lev (LCL): 799.27 mb = 2025.21 m = 6644.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 11 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 1013 6 0 0 -0.0 -0.0 | 113 11 -9.8 4.2 1 1000 121 160 3 -1.0 2.8 | 123 13 -10.8 7.0 2 925 791 195 9 2.3 8.7 | 150 15 -7.5 12.9 3 850 1508 205 7 3.0 6.3 | 147 13 -6.8 10.6 4 700 3135 260 13 12.8 2.3 | 205 7 3.0 6.5 5 500 5880 285 27 26.1 -7.0 | 280 17 16.3 -2.8 6 400 7590 295 40 36.3 -16.9 | 296 29 26.5 -12.7 7 300 9720 280 36 35.5 -6.3 | 275 26 25.7 -2.0 8 250 10990 295 35 31.7 -14.8 | 296 24 21.9 -10.6 9 200 12470 265 35 34.9 3.1 | 254 26 25.1 7.3 10 150 14280 265 31 30.9 2.7 | 252 22 21.1 6.9 11 100 16640 260 31 30.5 5.4 | 245 23 20.7 9.6 Wind Parameters Mean winds (0-6000m): 263.2 at 14.2 knts Storm direction: 293.2 at 10.7 knts Shear (0-3000m) pos: 2.2 neg: 1.1 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 84.5 deg Storm rel helicity (0-3000m) pos: 56.9 neg: -2.4 tot: 54.5 m^2/s^2 ave: 18.2 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 28.99 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 ------------------------------------------------------------------------------- 500 173 4 128 13| 0.0 6.6 6.6| 19.7 0.0 19.7 39.5 0.75| 7.6 5.8 1000 189 6 139 14| 1.5 3.3 4.9| 32.2 -0.5 31.8 31.8 0.76| 5.9 4.5 1500 194 7 142 13| 1.0 2.2 3.2| 32.2 -2.4 29.8 19.9 0.62| 4.5 2.8 2000 199 7 145 13| 1.5 1.7 3.2| 41.0 -2.4 38.6 19.3 0.68| 4.1 2.8 2500 208 8 150 12| 1.9 1.3 3.2| 49.3 -2.4 46.9 18.8 0.71| 4.0 2.9 3000 220 8 157 11| 2.2 1.1 3.3| 56.9 -2.4 54.5 18.2 0.73| 4.0 2.9 4000 237 10 171 10| 2.4 0.8 3.2| 68.2 -2.4 65.8 16.5 0.77| 3.8 2.9 5000 251 12 190 8| 2.5 0.7 3.2| 81.8 -2.4 79.4 15.9 0.78| 3.6 2.8 6000 263 14 216 7| 2.6 0.6 3.2| 99.6 -2.4 97.2 16.2 0.76| 3.6 2.7 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20251129.12.gif