UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060600.upa.cvt Date: 0000Z 6 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 6 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 1007 6 29.2 26.2 84 3.0 26.9 115 1 301.7 305.7 299.9 366.1 21.73 1 1000 65 28.4 26.1 87 2.3 26.7 125 3 301.5 305.5 299.8 365.9 21.75 2 938 632 23.6 23.6 100 0.0 23.6 174 16 302.2 305.9 299.0 361.2 19.92 3 925 755 23.0 22.4 96 0.6 22.6 185 19 302.8 306.3 298.4 358.4 18.75 4 850 1492 19.4 18.5 95 0.9 18.8 195 17 306.5 309.4 297.6 354.5 15.97 5 807 1939 17.0 16.8 99 0.2 16.9 204 15 308.5 311.3 297.5 354.2 15.09 6 700 3146 11.6 10.4 92 1.2 10.8 230 9 315.3 317.5 296.8 350.9 11.40 7 647 3802 8.8 5.6 80 3.2 6.8 231 8 319.3 321.1 296.1 347.5 8.86 8 614 4233 5.2 4.1 93 1.1 4.5 232 7 320.0 321.7 295.9 346.8 8.40 9 564 4924 3.0 -2.0 70 5.0 0.3 233 6 325.3 326.5 295.4 344.6 5.87 10 548 5157 1.6 -4.4 64 6.0 -1.5 234 6 326.3 327.3 295.0 343.0 5.04 11 500 5890 -3.5 -5.0 89 1.5 -4.3 235 5 328.8 329.8 295.8 346.4 5.28 12 496 5953 -4.1 -5.3 91 1.2 -4.7 234 5 328.8 329.8 295.8 346.2 5.21 13 479 6228 -4.5 -9.5 68 5.0 -6.8 230 4 331.6 332.4 295.5 344.9 3.89 14 473 6327 -3.7 -12.7 50 9.0 -7.6 229 4 333.8 334.4 295.4 344.4 3.05 15 431 7054 -8.7 -12.9 72 4.2 -10.5 218 2 336.4 337.1 296.2 347.9 3.29 16 424 7181 -8.5 -23.5 29 15.0 -13.3 217 2 338.3 338.5 295.1 343.2 1.36 17 400 7630 -11.9 -28.9 23 17.0 -16.4 210 1 339.5 339.7 295.0 342.8 0.88 18 378 8061 -14.7 -24.7 42 10.0 -17.7 197 3 341.4 341.6 295.8 346.4 1.37 19 375 8121 -15.1 -32.1 22 17.0 -19.1 195 4 341.6 341.8 295.3 344.3 0.69 20 335 8963 -21.9 -24.5 79 2.6 -22.6 170 8 343.5 343.8 296.5 349.3 1.57 21 317 9369 -23.3 -32.3 43 9.0 -25.2 157 11 347.0 347.2 296.7 350.1 0.80 22 300 9770 -25.9 -37.9 32 12.0 -27.9 145 13 348.9 349.0 296.8 350.8 0.49 23 292 9966 -27.7 -39.7 31 12.0 -29.6 141 14 349.0 349.1 296.8 350.7 0.42 24 280 10269 -30.5 -38.5 45 8.0 -31.7 134 15 349.2 349.3 296.9 351.2 0.49 25 273 10449 -31.7 -46.7 21 15.0 -33.3 129 15 350.0 350.1 296.8 350.9 0.21 26 268 10581 -32.5 -41.5 40 9.0 -33.7 126 15 350.7 350.8 297.1 352.2 0.38 27 266 10634 -32.9 -49.9 17 17.0 -34.5 125 16 350.9 350.9 297.0 351.5 0.15 28 250 11070 -36.5 -49.5 25 13.0 -37.6 115 17 351.8 351.8 297.2 352.5 0.17 29 200 12570 -49.5 -58.5 34 9.0 -49.8 115 19 354.4 354.4 297.6 354.7 0.07 30 191 12868 -52.3 -58.3 48 6.0 -52.5 113 22 354.6 354.6 297.7 354.9 0.08 31 174 13462 -57.3 -67.3 27 10.0 -57.5 108 27 355.9 355.9 297.9 356.0 0.03 32 169 13645 -59.1 -66.1 40 7.0 -59.2 106 28 355.9 355.9 297.9 356.0 0.03 33 164 13832 -60.5 -66.5 45 6.0 -60.6 105 30 356.6 356.6 298.1 356.8 0.03 34 157 14101 -62.5 -70.5 33 8.0 -62.6 102 32 357.7 357.7 298.2 357.8 0.02 35 150 14380 -64.7 -69.0 55 4.3 -64.7 100 35 358.6 358.6 298.4 358.7 0.02 36 149 14421 -65.3 -68.9 61 3.6 -65.3 100 35 358.3 358.3 298.4 358.4 0.02 37 111 16164 -76.7 -83.7 32 7.0 -76.7 93 37 368.4 368.4 300.3 368.4 0.00 38 100 16760 -79.7 -84.3 46 4.6 -79.7 90 38 373.7 373.7 301.2 373.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5825.00 m Freezing level: 532.94 mb = 5387.09 m = 17673.98 ft Wetbulb zero: 561.25 mb = 4963.97 m = 16285.79 ft Precipitable water: 2.76 inches Sfc-500 mean rel hum: 88.31 % Est. max temperature: 33.58 C = 92.44 F Sfc-Lift cond lev (LCL): 964.78 mb = 382.89 m = 1256.18 ft T: 25.71 C 700-500 lapse rate: 5.50 C/km ThetaE index: 23.09 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 942.60 mb = 589.05 m = 1932.54 ft Mean mixing ratio: 20.24 g/kg Conv temperature: 29.64 C = 85.35 F Cap Strength: -0.03 C Lifted Index: -4.57 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.71 C Lifted Index @700 mb: -2.07 C Showalter Index: -2.08 C Risk: Severe thunderstorms possible Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.00 C K Index: 40.20 Risk: > 80 % chance of thunderstorms Sweat Index: 261.00 Risk: None Energy Index: -1.64 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1803.33 J/kg Max Up Vert Vel: 60.06 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.00 C Lift Cond Lev (LCL): 942.70 mb = 588.14 m = 1929.56 ft Lev Free Conv (LFC): 937.70 mb = 635.26 m = 2084.16 ft Equ Level (EL): 127.70 mb = 15334.29 m = 50308.73 ft B at Equ Level: 1785.18 J/kg Wind level data Storm motion: 238 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 1007 6 115 1 -0.9 0.4 | 64 8 -7.5 -3.6 1 1000 65 125 3 -2.5 1.7 | 76 9 -9.0 -2.3 2 925 755 185 19 1.7 18.9 | 162 16 -4.9 14.9 3 850 1492 195 17 4.4 16.4 | 170 13 -2.2 12.4 4 700 3146 230 9 6.9 5.8 | 191 2 0.3 1.7 5 500 5890 235 5 4.1 2.9 | 64 3 -2.5 -1.2 6 400 7630 210 1 0.5 0.9 | 62 7 -6.1 -3.2 7 300 9770 145 13 -7.5 10.6 | 115 15 -14.0 6.6 8 250 11070 115 17 -15.4 7.2 | 98 22 -22.0 3.1 9 200 12570 115 19 -17.2 8.0 | 100 24 -23.8 4.0 10 150 14380 100 35 -34.5 6.1 | 93 41 -41.0 2.0 11 100 16760 90 38 -38.0 0.0 | 85 45 -44.6 -4.0 Wind Parameters Mean winds (0-6000m): 208.3 at 10.3 knts Storm direction: 238.3 at 7.7 knts Shear (0-3000m) pos: 1.7 neg: 0.0 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 127.4 deg Storm rel helicity (0-3000m) pos: 82.9 neg: 0.0 tot: 82.9 m^2/s^2 ave: 27.6 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.4 10^-3/s Energy-Hel index: 0.91 Bulk Rich Number: 198.56 Bulk Shear: 9.08 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 ------------------------------------------------------------------------------- 500 155 7 105 10| 12.9 0.0 12.9| 37.3 0.0 37.3 74.6 0.92| 14.1 13.0 1000 181 12 142 10| 9.3 0.0 9.3| 71.2 0.0 71.2 71.2 0.92| 12.0 11.1 1500 185 14 152 11| 5.8 0.0 5.8| 76.0 0.0 76.0 50.7 0.89| 8.8 7.8 2000 189 15 158 11| 3.7 0.0 3.7| 80.5 0.0 80.5 40.2 0.83| 7.6 6.3 2500 193 14 161 10| 2.5 0.0 2.5| 82.4 0.0 82.4 33.0 0.77| 6.8 5.2 3000 196 14 163 10| 1.7 0.0 1.7| 82.9 0.0 82.9 27.6 0.71| 6.2 4.4 4000 201 12 165 8| 1.1 0.0 1.1| 82.9 -0.3 82.6 20.6 0.65| 4.9 3.2 5000 205 11 165 6| 0.7 0.0 0.7| 82.9 -0.6 82.3 16.5 0.60| 4.1 2.4 6000 208 10 161 5| 0.5 0.1 0.6| 83.0 -0.9 82.0 13.7 0.56| 3.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250606.00.gif