UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025062212.upa.cvt Date: 1200Z 22 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 22 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 1003 6 28.2 25.5 85 2.7 26.2 165 1 301.1 304.9 299.2 362.8 20.90 1 1000 35 28.2 25.2 84 3.0 26.0 155 3 301.4 305.1 299.1 362.2 20.58 2 950 491 25.8 24.5 93 1.3 24.9 148 14 303.4 307.2 299.7 365.3 20.79 3 925 727 24.4 21.8 85 2.6 22.5 145 19 304.3 307.6 298.3 358.1 18.05 4 850 1467 21.2 17.5 79 3.7 18.6 190 19 308.4 311.2 297.4 353.7 14.97 5 700 3127 12.6 6.6 67 6.0 8.9 215 21 316.4 318.1 295.3 344.0 8.77 6 674 3444 11.0 4.0 62 7.0 6.8 212 20 318.1 319.6 294.8 342.2 7.59 7 669 3506 10.8 4.8 66 6.0 7.2 211 19 318.5 320.1 295.3 344.2 8.09 8 638 3900 7.2 4.5 83 2.7 5.6 207 18 318.8 320.4 295.6 345.2 8.31 9 625 4069 7.4 2.5 71 4.9 4.5 205 17 320.9 322.4 295.4 344.5 7.36 10 584 4627 5.2 -2.8 56 8.0 1.0 199 15 324.6 325.7 294.8 342.2 5.34 11 539 5279 1.8 -4.2 64 6.0 -1.3 192 12 328.1 329.2 295.6 345.5 5.21 12 500 5880 -2.9 -4.6 88 1.7 -3.8 185 9 329.5 330.6 296.1 347.7 5.45 13 482 6169 -5.3 -6.2 93 0.9 -5.8 173 9 330.0 331.0 295.9 346.8 5.00 14 478 6235 -3.7 -9.7 63 6.0 -6.5 171 9 332.8 333.6 295.7 345.9 3.83 15 453 6658 -5.7 -10.7 68 5.0 -7.9 154 10 335.4 336.2 296.3 348.4 3.74 16 422 7209 -10.3 -13.3 79 3.0 -11.5 132 11 336.4 337.1 296.1 347.8 3.25 17 417 7301 -10.1 -16.1 61 6.0 -12.4 128 11 337.8 338.4 296.0 347.1 2.61 18 400 7620 -12.9 -16.3 76 3.4 -14.2 115 11 338.2 338.8 296.1 347.7 2.68 19 380 8009 -15.9 -19.5 74 3.6 -17.1 90 12 339.3 339.7 296.0 347.0 2.15 20 372 8169 -16.3 -17.6 90 1.3 -16.8 80 12 340.8 341.3 296.7 350.1 2.58 21 329 9085 -20.7 -26.7 59 6.0 -22.3 20 14 346.9 347.2 297.0 351.9 1.31 22 314 9428 -23.1 -30.1 53 7.0 -24.7 357 14 348.3 348.5 297.1 352.1 1.00 23 300 9760 -25.7 -31.7 57 6.0 -27.0 335 15 349.2 349.4 297.2 352.6 0.90 24 286 10106 -29.1 -32.0 76 2.9 -29.7 359 14 349.1 349.3 297.2 352.6 0.92 25 282 10207 -29.1 -35.1 56 6.0 -30.2 6 14 350.5 350.7 297.3 353.2 0.69 26 260 10785 -33.9 -37.1 73 3.2 -34.4 46 12 351.7 351.8 297.5 354.1 0.61 27 250 11060 -35.7 -40.3 63 4.6 -36.3 65 11 353.0 353.1 297.7 354.8 0.46 28 232 11575 -39.9 -43.5 68 3.6 -40.3 47 14 354.2 354.3 297.8 355.7 0.35 29 227 11723 -41.1 -54.1 23 13.0 -41.9 41 15 354.6 354.6 297.7 355.1 0.11 30 221 11905 -42.7 -58.7 16 16.0 -43.5 35 17 354.9 354.9 297.7 355.2 0.06 31 200 12570 -48.7 -60.7 24 12.0 -49.1 10 21 355.7 355.7 297.9 355.9 0.05 32 173 13504 -56.9 -66.9 27 10.0 -57.1 15 18 357.2 357.2 298.2 357.3 0.03 33 166 13764 -59.3 -64.0 54 4.7 -59.4 16 17 357.4 357.4 298.2 357.6 0.04 34 165 13802 -59.9 -64.9 52 5.0 -60.0 17 17 357.0 357.0 298.1 357.2 0.04 35 160 13993 -61.1 -69.1 34 8.0 -61.2 18 16 358.1 358.2 298.4 358.2 0.02 36 155 14189 -63.1 -67.7 54 4.6 -63.1 19 16 358.0 358.0 298.3 358.1 0.03 37 150 14390 -64.7 -69.7 50 5.0 -64.8 20 15 358.6 358.6 298.4 358.7 0.02 38 130 15248 -71.7 -79.7 29 8.0 -71.8 32 20 361.1 361.1 298.9 361.1 0.01 39 122 15619 -74.7 -80.7 39 6.0 -74.7 38 22 362.2 362.2 299.1 362.2 0.00 40 105 16482 -78.5 -83.5 44 5.0 -78.5 51 27 370.8 370.8 300.7 370.9 0.00 41 100 16760 -78.5 -84.5 37 6.0 -78.5 55 29 376.1 376.1 301.6 376.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5845.00 m Freezing level: 524.06 mb = 5508.88 m = 18073.52 ft Wetbulb zero: 565.15 mb = 4893.44 m = 16054.39 ft Precipitable water: 2.56 inches Sfc-500 mean rel hum: 73.60 % Est. max temperature: 35.30 C = 95.54 F Sfc-Lift cond lev (LCL): 965.03 mb = 351.70 m = 1153.87 ft T: 26.53 C 700-500 lapse rate: 5.63 C/km ThetaE index: 23.13 C Layer 925.0- 669.0 mb Conv cond level (CCL): 874.02 mb = 1223.09 m = 4012.72 ft Mean mixing ratio: 19.66 g/kg Conv temperature: 34.11 C = 93.40 F Cap Strength: 1.11 C Lifted Index: -3.80 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.34 C Lifted Index @700 mb: -1.01 C Showalter Index: -1.22 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 20.40 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 257.00 Risk: None Energy Index: -1.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1419.78 J/kg Max Up Vert Vel: 53.29 m/s Conv Inhibition (B-): 37.52 J/kg Cap Strength: 1.11 C Lift Cond Lev (LCL): 922.21 mb = 753.45 m = 2471.93 ft Lev Free Conv (LFC): 777.21 mb = 2232.45 m = 7324.22 ft Equ Level (EL): 117.21 mb = 15849.68 m = 51999.63 ft B at Equ Level: 1383.51 J/kg Wind level data Storm motion: 226 at 12 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 1003 6 165 1 -0.3 1.0 | 50 12 -9.0 -7.5 1 1000 35 155 3 -1.3 2.7 | 60 12 -10.0 -5.8 2 925 727 145 19 -10.9 15.6 | 110 21 -19.6 7.1 3 850 1467 190 19 3.3 18.7 | 152 12 -5.4 10.2 4 700 3127 215 21 12.0 17.2 | 201 9 3.3 8.7 5 500 5880 185 9 0.8 9.0 | 93 8 -7.9 0.5 6 400 7620 115 11 -10.0 4.6 | 78 19 -18.7 -3.9 7 300 9760 335 15 6.3 -13.6 | 6 22 -2.4 -22.1 8 250 11060 65 11 -10.0 -4.6 | 55 23 -18.7 -13.2 9 200 12570 10 21 -3.6 -20.7 | 23 32 -12.4 -29.2 10 150 14390 20 15 -5.1 -14.1 | 31 26 -13.8 -22.6 11 100 16760 55 29 -23.8 -16.6 | 52 41 -32.5 -25.1 Wind Parameters Mean winds (0-6000m): 195.7 at 16.2 knts Storm direction: 225.7 at 12.2 knts Shear (0-3000m) pos: 3.4 neg: 2.2 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 146.9 deg Storm rel helicity (0-3000m) pos: 122.3 neg: 0.0 tot: 122.3 m^2/s^2 ave: 40.8 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 5.8 10^-3/s Energy-Hel index: 0.96 Bulk Rich Number: 73.09 Bulk Shear: 19.43 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 ------------------------------------------------------------------------------- 500 150 8 83 13| 0.0 13.3 13.3| 38.2 0.0 38.2 76.4 0.88| 13.4 11.7 1000 149 13 100 16| 3.3 6.7 10.0| 73.4 0.0 73.4 73.4 0.79| 12.0 9.5 1500 161 15 113 15| 4.4 4.4 8.8|101.5 0.0 101.5 67.6 0.79| 11.2 8.9 2000 171 16 123 13| 3.9 3.3 7.2|108.5 0.0 108.5 54.2 0.80| 9.1 7.3 2500 179 17 133 12| 3.6 2.7 6.2|115.4 0.0 115.4 46.2 0.81| 7.8 6.4 3000 185 18 142 11| 3.4 2.2 5.6|122.3 0.0 122.3 40.8 0.82| 7.0 5.8 4000 193 18 152 10| 2.5 1.8 4.3|123.7 -9.3 114.4 28.6 0.64| 6.0 3.8 5000 195 17 153 9| 2.0 1.7 3.7|123.7 -18.4 105.2 21.0 0.48| 5.3 2.5 6000 196 16 149 8| 1.7 1.6 3.3|123.9 -26.1 97.8 16.3 0.37| 4.8 1.8 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250622.12.gif