UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050212.upa.cvt Date: 1200Z 2 MAY 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:1200Z 2 MAY 25 Station: VTBP WMO ident: 48500 Latitude: 11.83 Longitude: 99.83 Elevation: 5.00 ------------------------------------------------------------------------------- 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 1008 5 30.8 19.8 52 11.0 23.0 140 4 303.3 305.9 295.8 346.5 14.57 1 1000 88 29.6 21.6 62 8.0 23.8 215 8 302.8 305.8 297.0 351.5 16.46 2 952 525 25.6 20.6 74 5.0 22.0 188 8 303.0 306.0 296.9 351.1 16.25 3 941 627 24.8 18.8 69 6.0 20.6 185 8 303.2 305.9 295.9 346.7 14.67 4 925 778 24.6 15.6 57 9.0 18.5 180 8 304.5 306.7 294.5 340.7 12.14 5 901 1009 24.0 12.0 47 12.0 16.2 173 5 306.1 308.0 293.3 335.7 9.82 6 900 1018 23.8 11.8 47 12.0 16.0 173 5 306.0 307.8 293.1 335.2 9.70 7 850 1515 19.6 12.6 64 7.0 15.0 105 1 306.7 308.7 294.1 339.4 10.85 8 847 1546 19.4 13.4 68 6.0 15.4 107 1 306.8 308.9 294.7 341.4 11.48 9 730 2812 12.0 6.0 67 6.0 8.4 103 9 312.0 313.5 293.6 337.0 8.06 10 700 3164 10.6 3.6 62 7.0 6.5 120 9 314.2 315.6 293.4 336.5 7.10 11 637 3944 5.8 -2.2 56 8.0 1.6 115 8 317.4 318.3 292.7 333.7 5.11 12 579 4719 1.2 -2.7 75 3.9 -0.8 143 6 320.8 321.8 293.9 338.3 5.42 13 556 5045 0.0 -3.7 76 3.7 -1.9 141 6 323.1 324.1 294.4 340.2 5.24 14 525 5503 -2.7 -10.7 54 8.0 -6.2 97 6 325.2 325.8 293.3 336.0 3.22 15 521 5564 -2.5 -22.5 20 20.0 -9.0 91 6 326.1 326.4 291.8 330.4 1.21 16 517 5625 -3.1 -14.1 42 11.0 -7.5 85 6 326.1 326.6 292.9 334.6 2.48 17 510 5733 -3.1 -29.1 11 26.0 -10.3 75 6 327.4 327.5 291.7 329.9 0.68 18 500 5890 -4.3 -21.3 25 17.0 -9.9 60 6 327.8 328.1 292.4 332.7 1.40 19 479 6226 -5.7 -24.7 21 19.0 -11.5 67 7 330.1 330.3 292.8 334.0 1.08 20 475 6291 -6.3 -15.3 49 9.0 -9.8 66 7 330.2 330.7 294.0 338.6 2.45 21 469 6390 -6.7 -17.7 41 11.0 -10.7 63 7 330.9 331.3 293.8 338.0 2.03 22 456 6609 -8.3 -14.3 62 6.0 -10.7 58 8 331.5 332.1 294.6 341.1 2.77 23 420 7240 -12.1 -26.1 30 14.0 -16.0 44 9 334.6 334.8 294.0 338.5 1.08 24 400 7610 -15.3 -23.3 50 8.0 -17.7 35 9 335.1 335.4 294.4 340.4 1.46 25 399 7629 -15.5 -21.5 60 6.0 -17.4 31 8 335.1 335.4 294.6 341.2 1.72 26 388 7840 -16.5 -25.5 46 9.0 -19.0 43 8 336.5 336.7 294.6 341.0 1.24 27 337 8887 -23.5 -27.0 73 3.5 -24.4 108 6 340.7 341.0 295.6 345.4 1.24 28 319 9287 -25.9 -33.9 47 8.0 -27.4 125 6 342.8 343.0 295.6 345.4 0.68 29 300 9730 -28.9 -34.9 56 6.0 -29.9 125 8 344.6 344.8 296.0 347.2 0.66 30 280 10221 -32.3 -39.3 50 7.0 -33.3 128 10 346.6 346.7 296.3 348.4 0.45 31 265 10607 -35.7 -40.7 60 5.0 -36.3 130 11 347.2 347.2 296.4 348.8 0.41 32 250 11010 -38.7 -47.7 38 9.0 -39.5 130 11 348.5 348.6 296.5 349.4 0.21 33 238 11345 -41.1 -54.1 23 13.0 -41.9 133 12 349.8 349.9 296.7 350.3 0.10 34 200 12500 -50.7 -63.7 20 13.0 -51.1 135 16 352.5 352.5 297.2 352.6 0.04 35 150 14310 -66.7 -71.7 49 5.0 -66.7 130 29 355.2 355.2 297.7 355.3 0.02 36 138 14807 -71.1 -76.1 47 5.0 -71.1 127 24 356.0 356.0 297.9 356.0 0.01 37 127 15292 -74.9 -79.4 49 4.5 -74.9 125 19 357.7 357.7 298.2 357.7 0.01 38 123 15476 -76.3 -81.2 46 4.9 -76.3 128 20 358.4 358.4 298.4 358.5 0.00 39 113 15961 -77.9 -85.9 26 8.0 -77.9 134 22 364.3 364.3 299.5 364.3 0.00 40 103 16485 -81.5 -87.5 35 6.0 -81.5 143 23 367.1 367.1 300.1 367.2 0.00 41 100 16650 -81.9 -86.9 42 5.0 -81.9 170 11 369.5 369.5 300.5 369.5 0.00 42 95 16937 -83.3 -87.9 44 4.6 -83.3 250 1 372.2 372.2 300.9 372.2 0.00 43 90 17239 -82.9 -87.1 48 4.2 -82.9 272 4 378.8 378.8 302.1 378.8 0.00 44 70 18650 -80.9 -87.9 30 7.0 -80.9 5 15 411.3 411.3 306.7 411.3 0.00 45 69 18731 -80.9 -87.9 30 7.0 -80.9 355 14 413.0 413.0 306.9 413.0 0.00 46 65 19075 -74.3 -85.3 17 11.0 -74.3 312 12 434.5 434.5 309.3 434.6 0.00 47 59 19648 -69.9 -84.9 9 15.0 -70.0 243 7 456.6 456.6 311.5 456.7 0.00 48 56 19962 -66.3 -82.3 9 16.0 -66.5 232 8 471.7 471.7 312.8 471.8 0.01 49 50 20650 -66.9 -83.9 7 17.0 -67.1 260 17 485.8 485.8 313.9 485.9 0.01 50 43 21561 -67.5 -84.5 7 17.0 -67.7 226 9 505.8 505.8 315.4 505.8 0.01 51 36 22650 -61.3 -83.3 4 22.0 -62.0 121 9 548.2 548.2 318.0 548.3 0.01 52 34 23011 -53.9 -79.9 3 26.0 -55.5 100 11 576.7 576.7 319.5 576.8 0.02 53 30 23820 -51.5 -79.5 2 28.0 -53.7 80 19 604.2 604.3 320.8 604.4 0.02 54 29 24040 -52.3 -80.3 2 28.0 -54.4 607.9 607.9 321.0 608.1 0.02 TRP 95 16937 -83.3 -87.9 44 4.6 -83.3 250 1 372.2 372.2 300.9 372.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 556.00 mb = 5045.35 m = 16552.80 ft Wetbulb zero: 598.33 mb = 4452.61 m = 14608.12 ft Precipitable water: 1.89 inches Sfc-500 mean rel hum: 61.58 % Est. max temperature: 34.13 C = 93.43 F Sfc-Lift cond lev (LCL): 859.74 mb = 1415.97 m = 4645.50 ft T: 20.44 C 700-500 lapse rate: 5.47 C/km ThetaE index: 16.22 C Layer 952.0- 850.0 mb Conv cond level (CCL): 796.04 mb = 2074.21 m = 6805.05 ft Mean mixing ratio: 14.81 g/kg Conv temperature: 36.53 C = 97.76 F Cap Strength: 2.96 C Lifted Index: -0.42 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.90 C Lifted Index @700 mb: 0.74 C Showalter Index: 2.77 C Risk: Showers probable Total Totals Index: 40.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 16.90 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 159.20 Risk: None Energy Index: -1.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 108.44 J/kg Max Up Vert Vel: 14.73 m/s Conv Inhibition (B-): 140.10 J/kg Cap Strength: 2.96 C Lift Cond Lev (LCL): 860.96 mb = 1403.65 m = 4605.08 ft Lev Free Conv (LFC): 655.96 mb = 3701.15 m = 12142.74 ft Equ Level (EL): 475.96 mb = 6275.65 m = 20589.16 ft B at Equ Level: 65.13 J/kg Max Parcel Lev (MPL): 245.96 mb = 11120.96 m = 36485.65 ft Wind level data Storm motion: 157 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 1008 5 140 4 -2.6 3.1 | 25 2 -0.7 -1.5 1 1000 88 215 8 4.6 6.6 | 253 7 6.5 2.0 2 976 305 195 8 2.1 7.7 | 231 5 4.0 3.2 3 943 610 185 8 0.7 8.0 | 217 4 2.6 3.4 4 925 778 180 8 0.0 8.0 | 209 4 1.9 3.5 5 911 914 175 6 -0.5 6.0 | 224 2 1.4 1.4 6 879 1219 170 2 -0.3 2.0 | 329 3 1.5 -2.6 7 850 1515 105 1 -1.0 0.3 | 348 4 0.9 -4.3 8 819 1829 125 5 -4.1 2.9 | 53 3 -2.2 -1.7 9 790 2134 110 6 -5.6 2.1 | 56 5 -3.8 -2.5 10 762 2438 110 8 -7.5 2.7 | 72 6 -5.6 -1.8 11 736 2743 100 9 -8.9 1.6 | 67 8 -7.0 -3.0 12 700 3164 120 9 -7.8 4.5 | 90 6 -5.9 -0.0 13 659 3658 115 8 -7.3 3.4 | 78 5 -5.4 -1.2 14 611 4267 115 7 -6.3 3.0 | 70 5 -4.5 -1.6 15 567 4877 155 6 -2.5 5.4 | 144 1 -0.7 0.9 16 500 5890 60 6 -5.2 -3.0 | 24 8 -3.3 -7.5 17 487 6096 70 7 -6.6 -2.4 | 34 8 -4.7 -6.9 18 400 7610 35 9 -5.2 -7.4 | 15 12 -3.3 -11.9 19 399 7620 30 8 -4.0 -6.9 | 10 12 -2.1 -11.5 20 325 9144 125 6 -4.9 3.4 | 70 3 -3.0 -1.1 21 300 9730 125 8 -6.6 4.6 | 91 5 -4.7 0.0 22 262 10668 130 11 -8.4 7.1 | 111 7 -6.5 2.5 23 250 11010 130 11 -8.4 7.1 | 111 7 -6.5 2.5 24 209 12192 140 15 -9.6 11.5 | 132 10 -7.8 6.9 25 200 12500 135 16 -11.3 11.3 | 126 12 -9.4 6.8 26 165 13716 140 17 -10.9 13.0 | 133 12 -9.0 8.5 27 150 14310 130 29 -22.2 18.6 | 125 25 -20.3 14.1 28 128 15240 125 19 -15.6 10.9 | 115 15 -13.7 6.4 29 103 16459 140 24 -15.4 18.4 | 136 19 -13.5 13.8 30 100 16650 170 11 -1.9 10.8 | 180 6 -0.0 6.3 31 95 16937 250 1 0.9 0.3 | 326 5 2.8 -4.2 32 75 18288 350 14 2.4 -13.8 | 347 19 4.3 -18.3 33 70 18650 5 15 -1.3 -14.9 | 358 19 0.6 -19.5 34 58 19812 225 6 4.2 4.2 | 273 6 6.1 -0.3 35 50 20650 260 17 16.7 3.0 | 275 19 18.6 -1.6 36 45 21336 250 9 8.5 3.1 | 278 10 10.3 -1.5 37 35 22860 105 9 -8.7 2.3 | 72 7 -6.8 -2.2 38 30 23820 80 19 -18.7 -3.3 | 65 19 -16.8 -7.8 Wind Parameters Mean winds (0-6000m): 127.5 at 6.6 knts Storm direction: 157.5 at 4.9 knts Shear (0-3000m) pos: 1.4 neg: 1.6 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 55.3 deg Storm rel helicity (0-3000m) pos: 10.9 neg: -7.9 tot: 2.9 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 11.94 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 ------------------------------------------------------------------------------- 500 198 8 237 5| 6.3 0.0 6.3| 0.0 -6.2 -6.2 -12.3 -0.87| 14.8-12.8 1000 190 7 228 4| 3.2 1.8 5.0| 0.9 -7.2 -6.3 -6.3 -0.62| 9.6 -6.0 1500 186 6 245 3| 2.1 2.7 4.8| 2.7 -7.2 -4.4 -3.0 -0.36| 8.1 -2.9 2000 175 5 246 2| 1.8 2.0 3.8| 6.3 -7.2 -0.9 -0.4 -0.15| 7.3 -1.1 2500 159 6 167 1| 1.4 1.9 3.3| 8.0 -7.2 0.8 0.3 -0.10| 6.5 -0.6 3000 144 6 102 2| 1.4 1.6 2.9| 10.9 -7.9 2.9 1.0 -0.06| 5.9 -0.3 4000 133 7 91 3| 1.1 1.2 2.2| 12.4 -10.1 2.3 0.6 -0.07| 4.8 -0.3 5000 132 7 89 3| 1.1 0.9 2.0| 14.2 -10.6 3.6 0.7 -0.02| 4.4 -0.1 6000 127 7 81 3| 0.9 1.5 2.3| 15.8 -18.4 -2.6 -0.4 -0.11| 4.5 -0.5 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20250502.12.gif