UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112700.upa.cvt Date: 0000Z 27 NOV 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:0000Z 27 NOV 25 Station: VVTS WMO ident: 48900 Latitude: 10.82 Longitude: 106.67 Elevation: 19.00 ------------------------------------------------------------------------------- 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 1010 19 24.2 19.2 74 5.0 20.8 325 1 296.5 299.0 293.5 336.9 14.00 1 1000 91 23.2 17.2 69 6.0 19.2 345 5 296.4 298.6 292.3 332.2 12.44 2 931 712 20.2 17.5 84 2.7 18.4 104 3 299.4 301.9 294.1 339.2 13.64 3 925 768 20.6 17.9 85 2.7 18.8 115 3 300.4 303.0 294.7 341.7 14.09 4 905 958 20.8 14.8 69 6.0 16.8 115 4 302.5 304.6 293.6 337.3 11.77 5 850 1499 17.8 11.8 68 6.0 14.0 115 5 304.8 306.7 293.2 335.6 10.28 6 828 1723 16.2 13.3 83 2.9 14.3 100 6 305.4 307.6 294.4 340.4 11.67 7 823 1774 16.4 11.8 74 4.6 13.4 97 6 306.1 308.1 293.9 338.1 10.63 8 791 2112 16.2 4.2 45 12.0 9.3 74 7 309.4 310.7 291.6 329.6 6.55 9 782 2210 16.0 4.0 45 12.0 9.0 68 8 310.2 311.5 291.8 330.4 6.53 10 760 2451 14.0 8.0 67 6.0 10.3 52 8 310.6 312.3 293.8 337.9 8.89 11 713 2988 11.4 -2.6 37 14.0 4.2 15 10 313.5 314.3 291.0 327.5 4.43 12 700 3142 10.8 -2.2 40 13.0 4.0 5 11 314.4 315.3 291.5 329.2 4.65 13 696 3190 10.6 -2.4 40 13.0 3.8 6 11 314.7 315.6 291.5 329.4 4.61 14 692 3238 10.2 3.2 62 7.0 6.2 8 11 314.8 316.2 293.5 336.7 6.98 15 682 3359 9.8 -4.2 37 14.0 2.8 11 11 315.7 316.5 291.4 328.9 4.11 16 647 3796 8.0 -11.0 25 19.0 -0.3 23 11 318.4 318.9 290.8 326.9 2.55 17 600 4413 2.8 -8.2 44 11.0 -2.2 39 10 319.4 320.0 291.9 330.6 3.43 18 566 4884 0.8 -16.2 27 17.0 -5.7 52 10 322.4 322.8 291.4 328.9 1.91 19 559 4984 1.6 -22.4 15 24.0 -6.5 55 10 324.5 324.7 291.3 328.5 1.13 20 550 5115 1.8 -18.2 21 20.0 -5.7 59 10 326.2 326.5 292.3 332.0 1.66 21 544 5204 0.8 -12.2 37 13.0 -4.8 61 10 326.1 326.6 293.2 335.4 2.76 22 534 5353 0.0 -15.0 31 15.0 -6.0 65 9 326.8 327.3 292.9 334.5 2.23 23 512 5690 0.0 -31.0 8 31.0 -8.7 75 9 330.8 330.9 292.5 332.9 0.56 24 500 5880 -1.5 -31.5 8 30.0 -9.7 80 9 331.2 331.3 292.6 333.3 0.55 25 444 6810 -7.7 -44.7 3 37.0 -14.6 77 14 334.8 334.9 293.2 335.5 0.16 26 400 7610 -13.1 -42.1 7 29.0 -18.4 75 19 338.0 338.0 294.0 338.9 0.24 27 326 9138 -23.7 -55.7 4 32.0 -26.9 118 13 343.7 343.7 295.3 344.0 0.06 28 324 9183 -23.9 -43.9 14 20.0 -26.8 119 13 344.0 344.1 295.5 345.0 0.24 29 312 9458 -26.3 -34.3 47 8.0 -27.8 127 12 344.4 344.6 296.0 347.0 0.67 30 300 9740 -28.7 -36.7 46 8.0 -30.0 135 11 344.9 345.0 296.0 347.1 0.55 31 293 9909 -30.3 -36.3 56 6.0 -31.3 136 11 345.0 345.1 296.0 347.3 0.59 32 281 10206 -32.7 -43.7 33 11.0 -34.0 137 11 345.7 345.8 295.9 346.8 0.28 33 274 10383 -34.5 -38.9 64 4.4 -35.1 137 11 345.6 345.7 296.1 347.5 0.48 34 261 10722 -36.7 -47.7 31 11.0 -37.7 139 11 347.2 347.2 296.2 348.0 0.20 35 254 10911 -38.1 -42.2 65 4.1 -38.5 140 11 347.8 347.9 296.5 349.3 0.37 36 250 11020 -38.9 -43.9 59 5.0 -39.4 140 11 348.2 348.3 296.5 349.5 0.31 37 249 11047 -39.1 -44.1 59 5.0 -39.6 139 11 348.3 348.4 296.5 349.6 0.31 38 244 11185 -40.3 -44.7 63 4.4 -40.7 136 11 348.6 348.6 296.5 349.8 0.29 39 241 11269 -40.9 -48.9 42 8.0 -41.5 133 11 348.9 348.9 296.5 349.7 0.19 40 226 11699 -45.1 -49.1 64 4.0 -45.3 122 12 348.9 349.0 296.5 349.7 0.19 41 222 11818 -45.9 -54.9 35 9.0 -46.3 119 12 349.5 349.5 296.6 349.9 0.10 42 218 11938 -46.9 -51.9 57 5.0 -47.1 115 12 349.8 349.8 296.7 350.4 0.15 43 202 12436 -50.9 -55.3 59 4.4 -51.1 102 13 351.2 351.2 297.0 351.6 0.10 44 200 12500 -51.7 -56.2 58 4.5 -51.9 100 13 350.9 350.9 296.9 351.3 0.09 45 189 12865 -54.9 -59.8 54 4.9 -55.1 94 17 351.5 351.5 297.0 351.7 0.06 46 185 13001 -56.1 -66.1 27 10.0 -56.3 92 19 351.7 351.7 297.0 351.8 0.03 47 170 13534 -60.7 -66.7 45 6.0 -60.8 83 25 352.7 352.7 297.3 352.8 0.03 48 158 13985 -64.9 -74.9 24 10.0 -65.0 75 31 353.0 353.0 297.3 353.0 0.01 49 154 14141 -66.5 -74.5 32 8.0 -66.5 73 33 352.9 352.9 297.3 352.9 0.01 50 151 14260 -67.5 -73.5 42 6.0 -67.5 71 34 353.1 353.1 297.3 353.2 0.01 51 150 14300 -67.7 -73.7 42 6.0 -67.7 70 35 353.5 353.5 297.4 353.5 0.01 52 145 14503 -69.5 -79.5 22 10.0 -69.5 73 36 353.8 353.8 297.4 353.8 0.00 53 122 15509 -78.5 -83.5 44 5.0 -78.5 88 44 355.3 355.3 297.7 355.3 0.00 54 100 16620 -86.1 -91.1 40 5.0 -86.1 105 52 361.4 361.4 299.0 361.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 512.00 mb = 5690.29 m = 18668.69 ft Wetbulb zero: 650.74 mb = 3747.85 m = 12295.94 ft Precipitable water: 1.50 inches Sfc-500 mean rel hum: 47.93 % Est. max temperature: 32.08 C = 89.74 F Sfc-Lift cond lev (LCL): 938.87 mb = 638.99 m = 2096.41 ft T: 20.55 C 700-500 lapse rate: 4.49 C/km ThetaE index: 10.77 C Layer 823.0- 782.0 mb Conv cond level (CCL): 753.02 mb = 2529.01 m = 8297.19 ft Mean mixing ratio: 13.13 g/kg Conv temperature: 38.74 C = 101.74 F Cap Strength: 7.07 C Lifted Index: 6.74 C Risk: None Lifted Index @300 mb: 7.43 C Lifted Index @700 mb: 4.22 C Showalter Index: 7.15 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 13.30 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 160.60 Risk: None Energy Index: -0.25 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.18 J/kg Max Up Vert Vel: 5.51 m/s Conv Inhibition (B-): 4732.97 J/kg Cap Strength: 7.07 C Lift Cond Lev (LCL): 900.60 mb = 999.72 m = 3279.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 72 at 6 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 1010 19 325 1 0.6 -0.8 | 260 6 6.3 1.1 1 1000 91 345 5 1.3 -4.8 | 293 8 7.0 -2.9 2 925 768 115 3 -2.7 1.3 | 223 4 3.0 3.1 3 850 1499 115 5 -4.5 2.1 | 196 4 1.2 4.0 4 700 3142 5 11 -1.0 -11.0 | 332 10 4.7 -9.1 5 500 5880 80 9 -8.9 -1.6 | 96 3 -3.2 0.3 6 400 7610 75 19 -18.4 -4.9 | 77 13 -12.7 -3.0 7 300 9740 135 11 -7.8 7.8 | 168 10 -2.1 9.7 8 250 11020 140 11 -7.1 8.4 | 172 10 -1.4 10.3 9 200 12500 100 13 -12.8 2.3 | 120 8 -7.1 4.1 10 150 14300 70 35 -32.9 -12.0 | 70 29 -27.2 -10.1 11 100 16620 105 52 -50.2 13.5 | 109 47 -44.5 15.3 Wind Parameters Mean winds (0-6000m): 41.7 at 8.0 knts Storm direction: 71.7 at 6.0 knts Shear (0-3000m) pos: 0.8 neg: 2.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 78.3 deg Storm rel helicity (0-3000m) pos: 7.5 neg: -14.7 tot: -7.2 m^2/s^2 ave: -2.4 10^-3 m/s^2 rel: -0.37 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.03 Bulk Shear: 3.02 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 13 4 294 5| 4.2 0.0 4.2| 7.5 -1.4 6.1 12.1 0.25| 10.3 2.6 1000 46 4 284 3| 2.4 0.0 2.4| 7.5 -3.4 4.1 4.1 0.01| 6.9 0.1 1500 87 4 226 2| 1.6 0.5 2.0| 7.5 -5.0 2.5 1.7 -0.09| 5.1 -0.4 2000 90 4 213 2| 1.2 1.1 2.3| 7.5 -6.8 0.7 0.4 -0.22| 4.8 -1.1 2500 76 5 229 1| 0.9 1.7 2.6| 7.5 -8.7 -1.2 -0.5 -0.33| 4.9 -1.6 3000 52 6 329 2| 0.8 2.0 2.8| 7.5 -14.7 -7.2 -2.4 -0.37| 5.1 -1.9 4000 32 7 335 4| 1.0 1.5 2.5| 14.7 -16.8 -2.1 -0.5 -0.25| 4.5 -1.1 5000 35 8 344 5| 1.2 1.2 2.5| 20.2 -16.8 3.5 0.7 -0.13| 4.1 -0.5 6000 42 8 355 4| 1.3 1.0 2.4| 23.6 -17.0 6.6 1.1 -0.04| 3.8 -0.1 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251127.00.gif