UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061612.upa.cvt Date: 1200Z 16 JUN 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 16 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 1004 6 26.8 24.1 85 2.7 24.8 295 1 299.6 303.1 297.8 355.7 19.15 1 1000 41 26.8 23.0 80 3.8 24.0 295 3 300.0 303.2 297.2 352.6 17.96 2 925 731 25.2 18.2 65 7.0 20.3 245 11 305.1 307.7 296.2 348.0 14.36 3 916 817 25.2 18.2 65 7.0 20.3 246 12 305.9 308.6 296.5 349.4 14.51 4 850 1471 21.0 16.2 74 4.8 17.7 250 17 308.1 310.7 296.6 349.8 13.76 5 700 3131 12.8 7.8 72 5.0 9.6 240 23 316.7 318.5 295.8 346.6 9.54 6 606 4330 6.0 2.5 78 3.5 3.9 240 20 322.1 323.6 295.8 346.6 7.59 7 556 5030 0.2 0.2 100 0.0 0.2 240 19 323.3 324.7 295.7 346.0 7.01 8 520 5567 -1.3 -1.3 100 0.0 -1.3 240 18 327.8 329.1 296.6 349.9 6.71 9 500 5880 -2.1 -2.7 96 0.6 -2.4 240 17 330.5 331.7 297.0 351.5 6.29 10 425 7153 -8.7 -8.9 98 0.2 -8.8 244 10 337.8 338.7 297.4 353.7 4.60 11 400 7620 -11.3 -12.1 94 0.8 -11.6 245 7 340.3 341.1 297.4 353.6 3.78 12 370 8214 -14.7 -16.0 90 1.3 -15.2 290 6 343.5 344.1 297.5 354.1 2.97 13 315 9414 -22.7 -24.9 82 2.2 -23.3 22 4 348.5 348.8 297.6 354.6 1.61 14 300 9770 -25.3 -26.8 87 1.5 -25.7 50 3 349.7 350.0 297.7 355.1 1.42 15 289 10041 -27.7 -29.0 89 1.3 -28.0 38 5 350.1 350.3 297.6 354.7 1.20 16 270 10529 -30.7 -33.4 77 2.7 -31.2 15 10 352.6 352.8 297.9 355.9 0.85 17 256 10905 -35.1 -38.7 70 3.6 -35.6 358 13 351.5 351.6 297.4 353.6 0.53 18 253 10987 -35.7 -40.0 65 4.3 -36.2 354 14 351.8 351.9 297.4 353.7 0.46 19 252 11015 -36.3 -48.3 28 12.0 -37.4 353 14 351.3 351.3 297.1 352.1 0.19 20 251 11042 -36.5 -49.5 25 13.0 -37.6 351 15 351.4 351.4 297.1 352.1 0.17 21 250 11070 -36.7 -41.1 64 4.4 -37.2 350 15 351.5 351.6 297.3 353.2 0.42 22 249 11098 -36.9 -51.9 20 15.0 -38.1 350 15 351.6 351.6 297.1 352.1 0.13 23 248 11125 -37.1 -53.1 17 16.0 -38.3 350 15 351.7 351.7 297.1 352.2 0.11 24 246 11181 -37.7 -48.7 31 11.0 -38.7 350 16 351.6 351.7 297.1 352.4 0.19 25 245 11209 -38.1 -44.1 53 6.0 -38.7 350 16 351.4 351.5 297.2 352.7 0.31 26 244 11237 -38.1 -41.4 71 3.3 -38.5 351 16 351.9 351.9 297.4 353.5 0.42 27 237 11437 -39.5 -45.5 53 6.0 -40.1 351 17 352.7 352.7 297.4 353.8 0.28 28 235 11495 -39.9 -50.9 30 11.0 -40.7 351 18 352.9 353.0 297.4 353.6 0.15 29 233 11553 -40.7 -44.9 64 4.2 -41.1 352 18 352.6 352.7 297.4 353.8 0.30 30 229 11670 -41.7 -57.7 16 16.0 -42.5 352 19 352.8 352.8 297.3 353.1 0.07 31 223 11849 -43.3 -54.3 29 11.0 -43.9 353 20 353.0 353.1 297.4 353.5 0.11 32 220 11940 -44.3 -47.0 74 2.7 -44.5 353 21 352.9 352.9 297.5 353.9 0.25 33 218 12001 -44.7 -49.7 57 5.0 -45.0 353 21 353.2 353.2 297.5 354.0 0.19 34 206 12376 -48.1 -51.3 69 3.2 -48.3 354 24 353.6 353.6 297.5 354.3 0.17 35 200 12570 -49.5 -54.4 56 4.9 -49.7 355 25 354.4 354.4 297.7 354.9 0.12 36 195 12735 -50.9 -57.9 43 7.0 -51.1 356 24 354.7 354.7 297.7 355.1 0.08 37 187 13006 -53.1 -56.0 71 2.9 -53.2 357 24 355.4 355.5 297.9 355.9 0.10 38 184 13110 -54.1 -61.1 42 7.0 -54.3 358 23 355.5 355.5 297.8 355.7 0.06 39 176 13394 -56.3 -59.5 67 3.2 -56.4 359 22 356.4 356.4 298.0 356.7 0.07 40 172 13539 -57.3 -63.3 46 6.0 -57.4 0 22 357.1 357.1 298.2 357.3 0.04 41 150 14390 -64.1 -70.1 44 6.0 -64.2 5 19 359.7 359.7 298.7 359.7 0.02 42 139 14852 -67.7 -73.7 42 6.0 -67.8 12 21 361.2 361.2 299.0 361.3 0.01 43 124 15531 -73.1 -79.1 40 6.0 -73.1 21 23 363.4 363.4 299.4 363.5 0.01 44 100 16780 -76.7 -86.7 19 10.0 -76.7 40 27 379.5 379.5 302.2 379.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5839.00 m Freezing level: 551.20 mb = 5101.74 m = 16737.79 ft Wetbulb zero: 551.38 mb = 5097.10 m = 16722.55 ft Precipitable water: 2.55 inches Sfc-500 mean rel hum: 78.84 % Est. max temperature: 35.21 C = 95.38 F Sfc-Lift cond lev (LCL): 965.84 mb = 348.64 m = 1143.80 ft T: 26.09 C 700-500 lapse rate: 5.42 C/km ThetaE index: 7.72 C Layer 1000.0- 916.0 mb Conv cond level (CCL): 771.04 mb = 2304.52 m = 7560.67 ft Mean mixing ratio: 15.88 g/kg Conv temperature: 39.63 C = 103.33 F Cap Strength: 3.88 C Lifted Index: 0.75 C Risk: Showers probable Lifted Index @300 mb: 2.92 C Lifted Index @700 mb: 2.12 C Showalter Index: 0.93 C Risk: Thunderstorms probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 18.30 C K Index: 34.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 245.40 Risk: None Energy Index: 0.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.21 J/kg Max Up Vert Vel: 9.40 m/s Conv Inhibition (B-): 294.18 J/kg Cap Strength: 3.88 C Lift Cond Lev (LCL): 878.75 mb = 1180.11 m = 3871.70 ft Lev Free Conv (LFC): 583.75 mb = 4634.27 m = 15204.12 ft Equ Level (EL): 513.75 mb = 5663.39 m = 18580.46 ft B at Equ Level: 43.47 J/kg Max Parcel Lev (MPL): 433.75 mb = 6993.47 m = 22944.18 ft Wind level data Storm motion: 273 at 13 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 1004 6 295 1 0.9 -0.4 | 91 12 -12.3 0.2 1 1000 41 295 3 2.7 -1.3 | 87 11 -10.5 -0.6 2 925 731 245 11 10.0 4.6 | 148 6 -3.3 5.3 3 850 1471 250 17 16.0 5.8 | 203 7 2.7 6.4 4 700 3131 240 23 19.9 11.5 | 209 14 6.7 12.1 5 500 5880 240 17 14.7 8.5 | 189 9 1.5 9.1 6 400 7620 245 7 6.3 3.0 | 117 8 -6.9 3.6 7 300 9770 50 3 -2.3 -1.9 | 85 16 -15.6 -1.3 8 250 11070 350 15 2.6 -14.8 | 37 18 -10.7 -14.1 9 200 12570 355 25 2.2 -24.9 | 25 27 -11.1 -24.3 10 150 14390 5 19 -1.7 -18.9 | 39 24 -14.9 -18.3 11 100 16780 40 27 -17.4 -20.7 | 57 37 -30.6 -20.1 Wind Parameters Mean winds (0-6000m): 242.7 at 17.7 knts Storm direction: 272.7 at 13.3 knts Shear (0-3000m) pos: 0.7 neg: 3.1 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 117.9 deg Storm rel helicity (0-3000m) pos: 21.5 neg: -2.8 tot: 18.7 m^2/s^2 ave: 6.2 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.93 Bulk Shear: 22.86 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 ------------------------------------------------------------------------------- 500 271 5 94 8| 0.0 7.8 7.8| 4.7 -2.7 2.0 4.0 0.22| 8.6 1.9 1000 252 8 120 6| 0.0 6.5 6.5| 13.3 -2.7 10.5 10.5 0.53| 7.4 3.9 1500 250 11 142 5| 1.4 4.3 5.7| 19.5 -2.7 16.8 11.2 0.62| 6.3 3.9 2000 250 12 162 5| 1.0 3.7 4.7| 20.6 -2.7 17.9 8.9 0.58| 5.2 3.0 2500 248 14 177 6| 0.8 3.4 4.2| 21.3 -2.7 18.6 7.4 0.54| 4.6 2.5 3000 247 15 186 7| 0.7 3.1 3.8| 21.5 -2.8 18.7 6.2 0.50| 4.2 2.1 4000 244 17 194 8| 0.5 2.2 2.7| 21.5 -6.4 15.0 3.8 0.41| 3.4 1.4 5000 243 18 196 9| 0.4 1.5 1.9| 21.5 -10.6 10.9 2.2 0.33| 3.0 1.0 6000 243 18 196 9| 0.2 1.2 1.4| 21.5 -15.4 6.1 1.0 0.25| 2.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20250616.12.gif