UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060312.upa.cvt Date: 1200Z 3 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 3 JUN 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 1002 6 27.2 22.2 74 5.0 23.6 160 7 300.2 303.3 296.7 350.1 17.05 1 1000 26 27.2 21.2 70 6.0 22.9 160 7 300.4 303.3 296.1 347.4 16.05 2 975 252 28.4 20.4 62 8.0 22.6 144 8 303.7 306.6 296.7 350.3 15.66 3 956 427 26.8 23.3 81 3.5 24.2 131 9 303.8 307.4 298.9 361.0 19.17 4 925 719 25.0 22.8 88 2.2 23.4 110 11 304.9 308.4 299.2 362.4 19.22 5 873 1227 21.6 20.6 94 1.0 20.9 110 10 306.4 309.7 298.7 359.9 17.76 6 850 1459 20.8 19.8 94 1.0 20.1 110 9 307.9 311.2 298.8 360.4 17.35 7 840 1562 19.8 19.8 100 0.0 19.8 118 9 307.9 311.2 298.9 361.1 17.57 8 739 2660 13.6 13.6 100 0.0 13.6 204 8 312.7 315.2 297.4 353.8 13.37 9 733 2729 14.0 11.1 83 2.9 12.1 209 7 313.8 316.0 296.4 349.2 11.40 10 700 3119 11.8 10.1 89 1.7 10.7 240 7 315.6 317.7 296.7 350.4 11.17 11 694 3191 11.6 9.6 88 2.0 10.3 241 7 316.1 318.2 296.7 350.2 10.89 12 683 3325 12.4 7.4 72 5.0 9.2 242 7 318.4 320.3 296.3 348.5 9.51 13 636 3922 9.8 2.8 62 7.0 5.6 247 6 322.0 323.5 295.7 345.9 7.39 14 597 4446 7.2 0.2 61 7.0 3.2 252 6 324.9 326.2 295.8 346.2 6.52 15 500 5880 -3.3 -6.3 80 3.0 -4.8 265 5 329.0 330.0 295.5 345.1 4.78 16 492 6008 -4.1 -7.3 78 3.2 -5.7 277 5 329.6 330.5 295.4 344.7 4.50 17 472 6335 -4.7 -7.8 79 3.1 -6.2 306 5 332.7 333.7 296.2 348.1 4.51 18 453 6657 -7.7 -8.5 94 0.8 -8.1 336 5 332.9 333.8 296.2 348.1 4.45 19 431 7044 -9.3 -10.9 88 1.6 -10.0 11 5 335.7 336.4 296.4 349.0 3.87 20 429 7080 -8.9 -15.9 57 7.0 -11.6 15 5 336.6 337.1 295.7 345.7 2.58 21 423 7189 -9.3 -21.3 37 12.0 -13.3 25 5 337.5 337.8 295.1 343.4 1.65 22 400 7620 -12.3 -23.3 39 11.0 -15.7 65 5 339.0 339.3 295.4 344.4 1.46 23 396 7697 -12.5 -25.5 33 13.0 -16.3 67 5 339.7 340.0 295.3 344.2 1.21 24 380 8010 -15.3 -18.5 76 3.2 -16.4 75 7 340.1 340.5 296.3 348.5 2.34 25 368 8251 -16.3 -17.4 91 1.1 -16.7 81 8 341.9 342.4 297.0 351.4 2.65 26 354 8542 -18.3 -18.4 99 0.1 -18.3 88 10 343.0 343.5 297.1 352.1 2.53 27 333 8996 -20.3 -23.3 77 3.0 -21.2 100 13 346.3 346.7 297.3 352.8 1.76 28 323 9221 -22.1 -26.0 71 3.9 -23.1 106 14 346.8 347.1 297.1 352.2 1.42 29 319 9313 -22.9 -25.4 80 2.5 -23.6 108 14 347.0 347.3 297.2 352.7 1.52 30 313 9452 -23.7 -28.6 64 4.9 -24.9 112 15 347.7 348.0 297.1 352.1 1.15 31 311 9498 -24.1 -35.1 36 11.0 -26.2 113 15 347.8 348.0 296.7 350.3 0.62 32 307 9593 -24.7 -29.5 64 4.8 -25.8 116 16 348.3 348.5 297.1 352.4 1.08 33 301 9736 -25.5 -39.5 26 14.0 -27.8 119 17 349.1 349.2 296.8 350.8 0.41 34 300 9760 -25.9 -38.9 28 13.0 -28.0 120 17 348.9 349.0 296.8 350.6 0.44 35 295 9881 -26.7 -40.7 25 14.0 -28.8 121 17 349.4 349.5 296.8 350.9 0.37 36 287 10078 -28.3 -37.3 42 9.0 -29.8 124 17 349.9 350.0 297.1 352.1 0.54 37 284 10153 -28.7 -31.8 75 3.1 -29.3 125 18 350.4 350.6 297.5 354.0 0.94 38 255 10912 -34.3 -56.3 9 22.0 -36.0 133 19 353.1 353.1 297.4 353.4 0.07 39 250 11050 -35.5 -57.5 9 22.0 -37.0 135 19 353.3 353.3 297.4 353.6 0.06 40 226 11744 -41.5 -60.5 11 19.0 -42.4 133 24 354.5 354.5 297.6 354.7 0.05 41 217 12018 -44.1 -53.1 36 9.0 -44.6 132 25 354.6 354.6 297.7 355.1 0.13 42 214 12111 -44.9 -48.7 66 3.8 -45.2 132 26 354.7 354.8 297.8 355.6 0.21 43 200 12560 -48.7 -52.9 62 4.2 -48.9 130 29 355.7 355.7 298.0 356.3 0.14 44 198 12626 -49.3 -53.4 62 4.1 -49.5 129 29 355.7 355.8 298.0 356.3 0.13 45 174 13461 -54.9 -58.6 63 3.7 -55.0 118 32 359.9 359.9 298.7 360.2 0.08 46 150 14390 -63.7 -67.4 61 3.7 -63.7 105 35 360.3 360.4 298.8 360.5 0.03 47 138 14897 -68.3 -71.3 65 3.0 -68.3 99 34 360.9 360.9 298.9 361.0 0.02 48 112 16118 -79.1 -86.1 31 7.0 -79.1 83 31 362.9 362.9 299.2 363.0 0.00 49 109 16274 -75.3 -84.3 23 9.0 -75.3 81 30 372.9 372.9 301.1 372.9 0.00 50 100 16770 -78.3 -86.3 26 8.0 -78.3 75 29 376.4 376.4 301.6 376.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5854.00 m Freezing level: 530.49 mb = 5429.24 m = 17812.25 ft Wetbulb zero: 557.82 mb = 4994.85 m = 16387.12 ft Precipitable water: 2.70 inches Sfc-500 mean rel hum: 79.94 % Est. max temperature: 34.83 C = 94.69 F Sfc-Lift cond lev (LCL): 932.00 mb = 652.26 m = 2139.95 ft T: 25.41 C 700-500 lapse rate: 5.47 C/km ThetaE index: 11.92 C Layer 739.0- 700.0 mb Conv cond level (CCL): 844.38 mb = 1516.67 m = 4975.90 ft Mean mixing ratio: 17.94 g/kg Conv temperature: 34.95 C = 94.92 F Cap Strength: 1.87 C Lifted Index: -2.79 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.31 C Lifted Index @700 mb: -0.70 C Showalter Index: -3.79 C Risk: Severe thunderstorms possible Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 23.10 C K Index: 42.20 Risk: > 80 % chance of thunderstorms Sweat Index: 260.60 Risk: None Energy Index: -3.01 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 483.52 J/kg Max Up Vert Vel: 31.10 m/s Conv Inhibition (B-): 50.92 J/kg Cap Strength: 1.87 C Lift Cond Lev (LCL): 895.42 mb = 1004.07 m = 3294.16 ft Lev Free Conv (LFC): 780.42 mb = 2192.64 m = 7193.60 ft Equ Level (EL): 680.42 mb = 3356.85 m = 11013.15 ft B at Equ Level: 29.40 J/kg Max Parcel Lev (MPL): 590.42 mb = 4535.37 m = 14879.66 ft Wind level data Storm motion: 221 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 1002 6 160 7 -2.4 6.6 | 112 7 -6.0 2.4 1 1000 26 160 7 -2.4 6.6 | 112 7 -6.0 2.4 2 925 719 110 11 -10.3 3.8 | 88 14 -14.0 -0.4 3 850 1459 110 9 -8.5 3.1 | 85 12 -12.1 -1.1 4 700 3119 240 7 6.1 3.5 | 285 3 2.4 -0.6 5 500 5880 265 5 5.0 0.4 | 340 4 1.3 -3.7 6 400 7620 65 5 -4.5 -2.1 | 53 10 -8.2 -6.2 7 300 9760 120 17 -14.7 8.5 | 103 19 -18.4 4.4 8 250 11050 135 19 -13.4 13.4 | 119 19 -17.1 9.3 9 200 12560 130 29 -22.2 18.6 | 119 30 -25.8 14.5 10 150 14390 105 35 -33.8 9.1 | 97 38 -37.4 4.9 11 100 16770 75 29 -28.0 -7.5 | 70 34 -31.6 -11.6 Wind Parameters Mean winds (0-6000m): 191.3 at 7.3 knts Storm direction: 221.3 at 5.5 knts Shear (0-3000m) pos: 2.6 neg: 1.3 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 147.7 deg Storm rel helicity (0-3000m) pos: 22.3 neg: -15.5 tot: 6.9 m^2/s^2 ave: 2.3 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.4 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 78.94 Bulk Shear: 6.12 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 ------------------------------------------------------------------------------- 500 140 8 104 9| 0.0 5.8 5.8| 0.0 -6.1 -6.1 -12.2 -0.42| 5.9 -2.5 1000 123 9 95 12| 0.0 4.0 4.0| 0.0 -14.0 -14.0 -14.0 -0.50| 4.8 -2.4 1500 118 9 92 12| 0.5 2.7 3.2| 1.4 -15.5 -14.1 -9.4 -0.42| 3.8 -1.6 2000 122 9 94 12| 1.8 2.0 3.8| 13.8 -15.5 -1.7 -0.9 -0.00| 4.4 -0.0 2500 128 9 98 11| 2.5 1.6 4.1| 19.6 -15.5 4.2 1.7 0.16| 4.6 0.7 3000 132 9 99 10| 2.6 1.3 4.0| 22.3 -15.5 6.9 2.3 0.29| 4.8 1.4 4000 150 8 111 8| 2.0 1.0 3.0| 23.6 -15.5 8.2 2.0 0.33| 3.9 1.3 5000 172 8 127 6| 1.6 0.8 2.4| 24.5 -15.5 9.0 1.8 0.35| 3.2 1.1 6000 191 7 144 4| 1.3 0.7 2.0| 25.7 -15.5 10.2 1.7 0.37| 2.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250603.12.gif