UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for VTPS... Searching the city database file for: VTPS ... Date:1200Z 28 APR 25 Station: VTPS WMO ident: 48378 Latitude: 16.82 Longitude: 100.27 Elevation: 45.00 ------------------------------------------------------------------------------- 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 45 27.8 18.8 58 9.0 21.5 220 3 300.7 303.2 294.6 341.0 13.74 1 1000 79 26.8 17.8 58 9.0 20.6 130 15 300.0 302.3 293.7 337.8 12.93 2 979 266 26.0 17.0 58 9.0 19.9 80 10 301.0 303.3 293.8 337.8 12.54 3 951 523 27.6 15.6 48 12.0 19.4 81 10 305.1 307.3 294.4 340.4 11.80 4 925 768 25.6 14.6 51 11.0 18.2 90 11 305.5 307.6 294.2 339.5 11.37 5 899 1018 23.4 14.4 57 9.0 17.4 105 11 305.7 307.9 294.4 340.4 11.55 6 872 1285 23.4 11.4 47 12.0 15.6 117 12 308.4 310.2 293.9 338.0 9.75 7 850 1507 21.2 10.2 49 11.0 14.2 125 13 308.4 310.1 293.4 336.4 9.23 8 786 2180 17.0 5.0 45 12.0 9.9 122 9 310.8 312.2 292.4 332.4 6.97 9 700 3156 10.0 3.0 62 7.0 6.0 120 4 313.6 314.9 293.0 334.8 6.80 10 658 3666 6.0 1.0 70 5.0 3.2 105 2 314.6 315.8 292.9 334.4 6.26 11 514 5652 -4.1 -6.6 83 2.5 -5.3 224 5 325.5 326.4 294.4 340.5 4.54 12 500 5870 -4.9 -9.6 70 4.7 -7.0 235 4 327.1 327.8 294.2 339.5 3.69 13 475 6273 -6.1 -13.1 58 7.0 -9.0 200 4 330.4 331.0 294.4 340.5 2.94 14 418 7264 -11.9 -20.9 47 9.0 -14.9 226 8 335.3 335.6 294.7 341.5 1.73 15 400 7600 -14.7 -19.7 66 5.0 -16.4 235 9 335.9 336.3 295.0 343.0 2.01 16 361 8369 -19.9 -23.1 76 3.2 -20.8 242 10 338.9 339.3 295.5 344.9 1.65 17 353 8535 -20.3 -30.3 40 10.0 -22.6 245 10 340.6 340.7 295.3 343.8 0.87 18 332 8986 -24.3 -30.3 58 6.0 -25.6 252 11 341.1 341.3 295.4 344.6 0.93 19 330 9030 -24.3 -35.3 35 11.0 -26.3 253 11 341.7 341.8 295.3 343.9 0.57 20 327 9096 -24.5 -30.5 57 6.0 -25.8 254 11 342.3 342.5 295.7 345.8 0.92 21 315 9368 -25.3 -31.3 57 6.0 -26.6 261 12 344.9 345.1 296.3 348.3 0.89 22 300 9720 -28.3 -34.3 56 6.0 -29.4 270 14 345.5 345.6 296.3 348.2 0.70 23 250 11000 -38.3 -43.3 59 5.0 -38.8 235 22 349.1 349.2 296.7 350.5 0.33 24 200 12490 -51.5 -57.5 49 6.0 -51.7 260 17 351.2 351.2 297.0 351.6 0.08 25 188 12891 -54.9 -60.9 47 6.0 -55.1 244 16 352.0 352.0 297.1 352.2 0.06 26 174 13383 -59.1 -69.1 26 10.0 -59.2 224 15 353.0 353.0 297.3 353.0 0.02 27 166 13678 -61.9 -70.9 29 9.0 -62.0 212 14 353.1 353.1 297.3 353.1 0.02 28 150 14300 -66.9 -73.9 37 7.0 -67.0 220 21 354.8 354.8 297.7 354.9 0.01 29 137 14840 -71.7 -74.3 68 2.6 -71.7 217 20 355.7 355.7 297.8 355.7 0.01 30 105 16359 -84.1 -88.2 48 4.1 -84.1 229 14 360.2 360.2 298.7 360.2 0.00 31 103 16466 -84.5 -88.6 48 4.1 -84.5 235 7 361.4 361.4 299.0 361.4 0.00 32 102 16520 -82.7 -87.2 46 4.5 -82.7 215 6 365.9 365.9 299.8 365.9 0.00 33 100 16630 -82.7 -86.9 48 4.2 -82.7 175 3 367.9 367.9 300.2 368.0 0.00 34 70 18630 -80.9 -87.9 30 7.0 -80.9 20 10 411.3 411.3 306.7 411.3 0.00 35 66 18960 -81.1 -88.1 30 7.0 -81.1 32 11 417.9 417.9 307.4 417.9 0.00 36 63 19223 -79.1 -87.1 26 8.0 -79.1 41 12 427.9 427.9 308.6 427.9 0.00 37 61 19409 -72.7 -83.7 17 11.0 -72.8 47 12 446.1 446.1 310.5 446.1 0.01 38 57 19810 -68.9 -82.9 12 14.0 -69.1 66 13 463.4 463.4 312.1 463.5 0.01 39 55 20027 -63.5 -79.5 10 16.0 -63.8 109 14 480.6 480.6 313.5 480.6 0.01 40 54 20139 -63.9 -80.9 8 17.0 -64.2 131 14 482.2 482.2 313.6 482.2 0.01 41 50 20610 -63.9 -79.9 10 16.0 -64.2 225 16 492.9 492.9 314.4 493.0 0.01 42 42 21676 -64.9 -81.9 8 17.0 -65.3 265 10 515.6 515.6 316.0 515.7 0.01 43 38 22292 -61.5 -81.5 5 20.0 -62.1 220 10 539.3 539.3 317.5 539.3 0.01 44 36 22630 -56.9 -78.9 5 22.0 -58.0 196 11 559.6 559.6 318.6 559.7 0.02 45 33 23183 -55.7 -77.7 5 22.0 -57.0 156 11 576.9 576.9 319.5 577.1 0.03 TRP 103 16466 -84.5 -88.6 48 4.1 -84.5 235 7 361.4 361.4 299.0 361.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 572.46 mb = 4846.22 m = 15899.47 ft Wetbulb zero: 603.42 mb = 4362.71 m = 14313.16 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 62.63 % Est. max temperature: 35.48 C = 95.86 F Sfc-Lift cond lev (LCL): 879.93 mb = 1205.43 m = 3954.76 ft T: 23.40 C 700-500 lapse rate: 5.49 C/km ThetaE index: 7.95 C Layer 872.0- 700.0 mb Conv cond level (CCL): 718.14 mb = 2940.42 m = 9646.94 ft Mean mixing ratio: 12.00 g/kg Conv temperature: 40.09 C = 104.16 F Cap Strength: 5.61 C Lifted Index: 2.17 C Risk: None Lifted Index @300 mb: 6.19 C Lifted Index @700 mb: 2.54 C Showalter Index: 3.40 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 15.10 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 152.40 Risk: None Energy Index: 0.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.88 J/kg Max Up Vert Vel: 7.47 m/s Conv Inhibition (B-): 16463.39 J/kg Cap Strength: 5.61 C Lift Cond Lev (LCL): 818.41 mb = 1832.39 m = 6011.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 158 at 5 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 45 220 3 1.9 2.3 | 303 5 3.9 -2.5 1 1000 79 130 15 -11.5 9.6 | 117 11 -9.6 4.8 2 975 305 70 9 -8.5 -3.1 | 40 10 -6.5 -7.9 3 942 610 85 10 -10.0 -0.9 | 55 10 -8.0 -5.7 4 925 768 90 11 -11.0 0.0 | 62 10 -9.1 -4.8 5 910 914 100 11 -10.8 1.9 | 72 9 -8.9 -2.9 6 878 1219 115 12 -10.9 5.1 | 92 9 -9.0 0.3 7 850 1507 125 13 -10.6 7.5 | 107 9 -8.7 2.7 8 818 1829 140 12 -7.7 9.2 | 127 7 -5.8 4.4 9 790 2134 125 9 -7.4 5.2 | 94 5 -5.4 0.4 10 762 2438 105 8 -7.7 2.1 | 65 6 -5.8 -2.7 11 735 2743 110 3 -2.8 1.0 | 13 4 -0.9 -3.8 12 700 3156 120 4 -3.5 2.0 | 29 3 -1.5 -2.8 13 658 3658 105 2 -1.9 0.5 | 0 4 -0.0 -4.3 14 610 4267 135 4 -2.8 2.8 | 25 2 -0.9 -2.0 15 566 4877 185 7 0.6 7.0 | 229 3 2.5 2.2 16 500 5870 235 4 3.3 2.3 | 296 6 5.2 -2.5 17 486 6096 195 3 0.8 2.9 | 305 3 2.7 -1.9 18 400 7600 235 9 7.4 5.2 | 268 9 9.3 0.4 19 399 7620 230 9 6.9 5.8 | 264 9 8.8 1.0 20 324 9144 255 11 10.6 2.8 | 279 13 12.5 -2.0 21 300 9720 270 14 14.0 -0.0 | 287 17 15.9 -4.8 22 262 10668 235 19 15.6 10.9 | 251 19 17.5 6.1 23 250 11000 235 22 18.0 12.6 | 249 21 19.9 7.8 24 209 12192 240 16 13.9 8.0 | 259 16 15.8 3.2 25 200 12490 260 17 16.7 3.0 | 276 19 18.7 -1.8 26 165 13716 210 14 7.0 12.1 | 231 12 8.9 7.3 27 150 14300 220 21 13.5 16.1 | 234 19 15.4 11.3 28 127 15240 215 19 10.9 15.6 | 230 17 12.8 10.8 29 103 16459 230 13 10.0 8.4 | 253 12 11.9 3.6 30 103 16466 235 7 5.7 4.0 | 276 8 7.7 -0.8 31 100 16630 175 3 -0.3 3.0 | 317 2 1.7 -1.8 32 74 18288 300 17 14.7 -8.5 | 309 21 16.6 -13.3 33 70 18630 20 10 -3.4 -9.4 | 6 14 -1.5 -14.2 34 57 19812 60 13 -11.3 -6.5 | 40 15 -9.3 -11.3 35 50 20610 225 16 11.3 11.3 | 244 15 13.2 6.5 36 43 21336 275 10 10.0 -0.9 | 296 13 11.9 -5.7 37 31 22860 130 11 -8.4 7.1 | 109 7 -6.5 2.3 Wind Parameters Mean winds (0-6000m): 128.2 at 6.9 knts Storm direction: 158.2 at 5.2 knts Shear (0-3000m) pos: 1.5 neg: 2.2 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 81.2 deg Storm rel helicity (0-3000m) pos: 40.2 neg: -38.5 tot: 1.7 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.57 Bulk Shear: 5.00 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 95 11 65 9| 0.0 12.5 12.5| 11.2 -23.3 -12.1 -24.2 0.39| 31.7 12.5 1000 94 11 65 10| 2.5 6.3 8.7| 23.7 -23.3 0.5 0.5 0.47| 18.5 8.7 1500 103 11 76 9| 3.1 4.2 7.3| 34.6 -23.3 11.4 7.6 0.53| 13.9 7.4 2000 112 11 86 9| 2.0 3.1 5.2| 39.6 -27.4 12.2 6.1 0.46| 11.9 5.5 2500 112 11 85 8| 1.6 2.6 4.3| 39.6 -35.2 4.3 1.7 0.31| 10.7 3.4 3000 112 10 80 7| 1.5 2.2 3.7| 40.2 -38.5 1.7 0.6 0.25| 9.6 2.4 4000 113 8 71 6| 1.2 1.6 2.9| 41.3 -40.3 1.0 0.3 0.22| 7.7 1.7 5000 120 7 75 5| 1.6 1.3 2.9| 43.2 -40.3 2.9 0.6 0.26| 7.0 1.8 6000 128 7 81 4| 1.3 1.3 2.5| 48.7 -40.3 8.4 1.4 0.29| 6.4 1.9 Wrote GIF file: /home/apache/climate/data/raob//VTPS/skewt/VTPS.skewt.20250428.12.gif