UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for VVVH... Searching the city database file for: VVVH ... Date:0000Z 18 JAN 26 Station: VVVH WMO ident: 48845 Latitude: 18.70 Longitude: 105.67 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 1011 6 20.8 20.3 97 0.5 20.5 30 3 293.0 295.7 293.2 335.6 14.99 1 1000 98 20.6 19.6 94 1.0 19.9 15 3 293.8 296.3 293.1 335.1 14.50 2 925 770 17.2 14.8 86 2.4 15.7 150 5 296.9 299.0 291.7 330.2 11.52 3 879 1205 15.8 11.7 77 4.1 13.2 259 4 299.8 301.6 291.4 328.8 9.87 4 850 1489 13.8 11.7 87 2.1 12.5 330 3 300.6 302.5 291.9 330.7 10.21 5 823 1761 11.8 11.0 95 0.8 11.3 323 3 301.3 303.1 292.0 331.0 10.07 6 780 2210 10.4 5.4 71 5.0 7.5 310 3 304.4 305.8 290.6 326.2 7.23 7 738 2668 6.6 -1.4 57 8.0 2.6 297 3 305.1 306.0 288.6 319.5 4.68 8 700 3100 2.4 -2.3 71 4.7 0.1 285 3 305.1 306.0 288.5 319.3 4.62 9 696 3146 2.2 -2.8 69 5.0 -0.2 285 3 305.4 306.3 288.5 319.2 4.47 10 691 3205 4.0 -23.0 12 27.0 -4.3 286 4 308.1 308.2 285.7 311.0 0.87 11 680 3335 4.2 -27.8 8 32.0 -4.7 286 5 309.7 309.8 285.9 311.7 0.57 12 671 3443 3.8 -27.2 8 31.0 -5.0 287 6 310.4 310.5 286.2 312.5 0.61 13 662 3553 6.4 -37.6 3 44.0 -4.3 287 7 314.6 314.6 287.2 315.4 0.23 14 651 3690 6.6 -35.4 3 42.0 -4.1 288 9 316.3 316.3 287.9 317.3 0.29 15 596 4412 5.4 292 15 323.0 16 524 5455 1.4 298 25 330.3 17 500 5830 -1.3 -49.3 1 48.0 -10.4 300 29 331.5 331.5 292.2 331.8 0.09 18 428 7044 -11.1 -52.1 2 41.0 -17.1 290 32 334.0 334.0 292.9 334.3 0.07 19 400 7560 -13.9 -54.9 2 41.0 -19.3 285 33 336.9 336.9 293.6 337.2 0.06 20 357 8415 -18.5 -49.5 5 31.0 -22.8 267 32 341.9 341.9 294.9 342.4 0.12 21 300 9680 -30.5 -51.5 11 21.0 -32.4 240 31 342.4 342.4 295.0 342.9 0.11 22 294 9824 -31.7 -48.7 17 17.0 -33.3 239 31 342.7 342.7 295.1 343.3 0.16 23 284 10068 -33.7 -55.7 9 22.0 -35.3 237 31 343.2 343.2 295.1 343.5 0.07 24 250 10950 -41.9 -51.9 33 10.0 -42.5 230 31 343.8 343.8 295.3 344.3 0.13 25 244 11114 -43.3 -51.3 41 8.0 -43.7 228 32 344.1 344.1 295.4 344.6 0.14 26 200 12420 -54.1 -60.1 48 6.0 -54.2 210 44 347.1 347.1 296.0 347.3 0.06 27 191 12712 -56.7 -60.8 60 4.1 -56.8 213 41 347.5 347.5 296.1 347.8 0.06 28 189 12779 -56.9 -61.9 53 5.0 -57.0 214 41 348.2 348.3 296.3 348.5 0.05 29 182 13017 -57.3 -74.3 10 17.0 -57.5 217 38 351.4 351.4 297.0 351.4 0.01 30 170 13443 -60.5 -76.5 10 16.0 -60.7 221 34 353.0 353.0 297.3 353.0 0.01 31 164 13667 -58.3 -83.3 3 25.0 -58.5 224 32 360.3 360.3 298.8 360.3 0.00 32 150 14220 -63.1 -85.1 4 22.0 -63.2 230 27 361.4 361.4 299.0 361.4 0.00 33 121 15502 -75.1 -88.1 11 13.0 -75.1 272 28 362.3 362.3 299.1 362.3 0.00 34 100 16590 -80.7 -90.7 17 10.0 -80.7 310 29 371.8 371.8 300.9 371.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5732.00 m Freezing level: 511.56 mb = 5649.37 m = 18534.46 ft Wetbulb zero: 698.44 mb = 3117.98 m = 10229.47 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 68.87 % Est. max temperature: 28.09 C = 82.56 F Sfc-Lift cond lev (LCL): 1003.95 mb = 64.84 m = 212.72 ft T: 20.67 C 700-500 lapse rate: 1.36 C/km ThetaE index: 20.04 C Layer 780.0- 680.0 mb Conv cond level (CCL): 878.89 mb = 1205.86 m = 3956.20 ft Mean mixing ratio: 12.94 g/kg Conv temperature: 27.60 C = 81.68 F Cap Strength: 9.11 C Lifted Index: 8.70 C Risk: None Lifted Index @300 mb: 8.15 C Lifted Index @700 mb: -2.83 C Showalter Index: 9.64 C Risk: None Total Totals Index: 28.10 C Risk: None Vertical Totals Index: 15.10 C Cross Totals Index: 13.00 C K Index: 22.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 175.40 Risk: None Energy Index: 0.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.54 J/kg Max Up Vert Vel: 10.44 m/s Conv Inhibition (B-): 42.55 J/kg Cap Strength: 9.03 C Lift Cond Lev (LCL): 937.02 mb = 658.68 m = 2161.01 ft Lev Free Conv (LFC): 752.02 mb = 2512.25 m = 8242.20 ft Equ Level (EL): 672.02 mb = 3430.66 m = 11255.30 ft B at Equ Level: 50.27 J/kg Max Parcel Lev (MPL): 642.02 mb = 3803.84 m = 12479.63 ft Wind level data Storm motion: 329 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 1011 6 30 3 -1.5 -2.6 | 126 7 -5.3 3.9 1 1000 98 15 3 -0.8 -2.9 | 128 6 -4.6 3.6 2 925 770 150 5 -2.5 4.3 | 150 13 -6.3 10.8 3 850 1489 330 3 1.5 -2.6 | 149 5 -2.3 3.9 4 700 3100 285 3 2.9 -0.8 | 171 6 -0.9 5.7 5 500 5830 300 29 25.1 -14.5 | 291 23 21.3 -8.0 6 400 7560 285 33 31.9 -8.5 | 274 28 28.1 -2.1 7 300 9680 240 31 26.8 15.5 | 226 32 23.0 22.0 8 250 10950 230 31 23.7 19.9 | 217 33 19.9 26.4 9 200 12420 210 44 22.0 38.1 | 202 48 18.2 44.6 10 150 14220 230 27 20.7 17.4 | 215 29 16.9 23.8 11 100 16590 310 29 22.2 -18.6 | 304 22 18.4 -12.2 Wind Parameters Mean winds (0-6000m): 299.4 at 10.0 knts Storm direction: 329.4 at 7.5 knts Shear (0-3000m) pos: 0.5 neg: 0.4 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 44.2 deg Storm rel helicity (0-3000m) pos: 34.0 neg: -4.2 tot: 29.8 m^2/s^2 ave: 9.9 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.87 Bulk Shear: 19.02 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 56 3 124 8| 4.2 0.0 4.2| 3.6 -0.8 2.8 5.6 0.17| 6.1 1.0 1000 133 4 144 11| 3.8 0.0 3.8| 28.4 -0.8 27.7 27.7 0.60| 7.7 4.7 1500 118 4 139 11| 1.0 0.0 1.0| 31.8 -4.2 27.6 18.4 0.34| 7.8 2.7 2000 63 4 124 9| 0.8 0.2 1.0| 32.6 -4.2 28.4 14.2 0.36| 6.0 2.2 2500 339 4 141 4| 0.6 0.3 0.9| 33.4 -4.2 29.2 11.7 0.38| 5.0 1.9 3000 316 3 161 4| 0.5 0.4 0.9| 34.0 -4.2 29.8 9.9 0.38| 4.3 1.6 4000 296 4 180 5| 1.0 0.7 1.6| 46.0 -4.2 41.8 10.4 0.52| 4.3 2.3 5000 296 7 212 4| 1.8 0.5 2.3| 61.8 -4.2 57.6 11.5 0.53| 4.5 2.4 6000 299 10 252 5| 2.2 0.4 2.6| 79.2 -7.8 71.4 11.9 0.49| 4.5 2.2 Wrote GIF file: /home/apache/climate/data/raob//VVVH/skewt/VVVH.skewt.20260118.00.gif