UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:0000Z 16 OCT 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 26.0 23.2 85 2.8 24.0 200 4 298.5 301.7 296.8 351.0 18.04 1 1000 79 26.2 19.2 65 7.0 21.3 360 7 299.4 301.9 294.4 340.6 14.14 2 999 88 26.4 19.4 65 7.0 21.5 1 7 299.6 302.3 294.7 341.5 14.33 3 925 764 23.2 16.2 65 7.0 18.4 50 11 303.0 305.4 294.4 340.4 12.62 4 850 1498 19.2 12.2 64 7.0 14.7 80 12 306.3 308.2 293.9 338.0 10.56 5 716 2956 12.4 1.4 47 11.0 6.2 75 11 314.2 315.3 292.4 332.8 5.92 6 707 3062 11.8 1.8 50 10.0 6.2 75 11 314.7 315.8 292.8 334.1 6.17 7 700 3145 11.4 1.4 50 10.0 5.8 75 11 315.1 316.3 292.9 334.2 6.06 8 500 5870 -5.3 -12.3 58 7.0 -8.2 65 10 326.6 327.2 293.5 336.7 2.98 9 445 6776 -11.5 -16.1 69 4.6 -13.2 81 9 329.8 330.3 293.9 338.3 2.45 10 404 7514 -14.1 -21.1 55 7.0 -16.3 98 8 335.7 336.1 294.8 342.0 1.76 11 400 7590 -14.7 -21.7 55 7.0 -16.9 100 8 335.9 336.2 294.8 341.9 1.69 12 342 8755 -23.5 -28.5 63 5.0 -24.6 87 9 339.3 339.5 295.1 343.3 1.07 13 302 9653 -30.1 -37.1 50 7.0 -31.2 57 20 342.3 342.4 295.4 344.3 0.52 14 300 9700 -29.9 -39.9 37 10.0 -31.3 55 21 343.2 343.3 295.4 344.8 0.40 15 296 9795 -30.3 -42.3 30 12.0 -31.8 54 21 344.0 344.1 295.6 345.2 0.31 16 264 10596 -35.9 -47.9 28 12.0 -37.0 46 26 347.2 347.3 296.2 348.0 0.19 17 250 10970 -39.7 -50.7 30 11.0 -40.5 55 27 347.0 347.1 296.1 347.6 0.15 18 200 12460 -52.9 -62.9 29 10.0 -53.2 45 28 349.0 349.0 296.4 349.2 0.04 19 192 12721 -55.3 -63.3 36 8.0 -55.5 44 26 349.2 349.3 296.5 349.4 0.04 20 170 13486 -61.1 -69.1 34 8.0 -61.2 41 20 352.0 352.0 297.1 352.1 0.02 21 150 14250 -67.7 -72.6 50 4.9 -67.7 40 13 353.5 353.5 297.4 353.5 0.01 22 124 15367 -76.9 -81.0 52 4.1 -76.9 63 15 356.5 356.5 298.0 356.5 0.00 23 112 15949 -77.9 -82.0 51 4.1 -77.9 80 18 365.2 365.2 299.7 365.2 0.00 24 100 16590 -81.7 -84.7 60 3.0 -81.7 95 31 369.9 369.9 300.5 369.9 0.00 25 87 17362 -85.9 -87.9 70 2.0 -85.9 95 28 376.5 376.5 301.6 376.5 0.00 26 85 17489 -86.5 -89.2 61 2.7 -86.5 95 27 377.8 377.8 301.9 377.8 0.00 27 82 17689 -79.3 -84.2 44 4.9 -79.3 98 27 396.4 396.4 304.7 396.4 0.00 28 81 17759 -79.1 -84.1 44 5.0 -79.1 98 27 398.2 398.2 305.0 398.2 0.00 29 74 18276 -76.7 -82.7 38 6.0 -76.7 105 26 413.7 413.7 307.0 413.7 0.01 30 72 18435 -72.7 -80.7 29 8.0 -72.8 112 23 425.4 425.4 308.3 425.5 0.01 31 70 18600 -73.7 -81.7 28 8.0 -73.7 120 19 426.7 426.7 308.5 426.7 0.01 32 58 19707 -72.5 -82.5 21 10.0 -72.6 88 25 453.0 453.0 311.1 453.0 0.01 33 53 20250 -64.5 -79.5 11 15.0 -64.8 93 26 483.4 483.4 313.7 483.4 0.01 34 52 20367 -63.3 -78.3 11 15.0 -63.6 96 26 488.8 488.8 314.1 488.9 0.02 35 50 20610 -61.9 -76.9 12 15.0 -62.3 100 27 497.6 497.6 314.8 497.7 0.02 36 41 21825 -65.3 -80.3 11 15.0 -65.6 87 34 518.2 518.2 316.2 518.3 0.02 37 36 22624 -61.1 -78.1 9 17.0 -61.7 89 43 548.7 548.7 318.1 548.9 0.03 38 30 23760 -58.9 -76.9 8 18.0 -59.9 90 46 584.1 584.1 319.9 584.3 0.04 39 24 25167 -56.9 -75.9 7 19.0 -58.4 628.4 628.4 321.9 628.8 0.05 TRP 85 17489 -86.5 -89.2 61 2.7 -86.5 95 27 377.8 377.8 301.9 377.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 563.47 mb = 5005.18 m = 16421.00 ft Wetbulb zero: 616.87 mb = 4168.82 m = 13677.08 ft Precipitable water: 1.78 inches Sfc-500 mean rel hum: 56.91 % Est. max temperature: 33.45 C = 92.21 F Sfc-Lift cond lev (LCL): 968.18 mb = 363.12 m = 1191.31 ft T: 25.10 C 700-500 lapse rate: 6.13 C/km ThetaE index: 10.40 C Layer 1000.0- 999.0 mb Conv cond level (CCL): 741.65 mb = 2656.61 m = 8715.79 ft Mean mixing ratio: 13.49 g/kg Conv temperature: 40.11 C = 104.20 F Cap Strength: 3.87 C Lifted Index: 0.95 C Risk: Showers probable Lifted Index @300 mb: 3.42 C Lifted Index @700 mb: 3.35 C Showalter Index: 2.30 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 17.50 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 180.40 Risk: None Energy Index: -0.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.82 J/kg Max Up Vert Vel: 4.65 m/s Conv Inhibition (B-): 24168.67 J/kg Cap Strength: 3.87 C Lift Cond Lev (LCL): 866.45 mb = 1331.64 m = 4368.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 105 at 9 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 5 200 4 1.4 3.8 | 262 10 10.0 1.4 1 1000 79 360 7 -0.0 -7.0 | 317 13 8.6 -9.3 2 975 305 15 14 -3.6 -13.5 | 342 17 5.0 -15.9 3 941 610 35 10 -5.7 -8.2 | 345 11 2.9 -10.5 4 925 764 50 11 -8.4 -7.1 | 359 9 0.2 -9.4 5 909 914 60 12 -10.4 -6.0 | 12 9 -1.8 -8.3 6 878 1219 75 12 -11.6 -3.1 | 28 6 -3.0 -5.5 7 850 1498 80 12 -11.8 -2.1 | 36 5 -3.2 -4.4 8 817 1829 90 15 -15.0 0.0 | 70 7 -6.4 -2.3 9 789 2134 100 13 -12.8 2.3 | 89 4 -4.2 -0.1 10 761 2438 80 12 -11.8 -2.1 | 36 5 -3.2 -4.4 11 734 2743 75 12 -11.6 -3.1 | 28 6 -3.0 -5.5 12 700 3145 75 11 -10.6 -2.8 | 21 6 -2.0 -5.2 13 657 3658 85 10 -10.0 -0.9 | 22 3 -1.3 -3.2 14 609 4267 90 17 -17.0 0.0 | 74 9 -8.4 -2.3 15 565 4877 80 11 -10.8 -1.9 | 27 5 -2.2 -4.3 16 500 5870 65 10 -9.1 -4.2 | 4 7 -0.4 -6.6 17 486 6096 65 10 -9.1 -4.2 | 4 7 -0.4 -6.6 18 400 7590 100 8 -7.9 1.4 | 322 1 0.8 -1.0 19 398 7620 105 8 -7.7 2.1 | 287 1 0.9 -0.3 20 324 9144 80 10 -9.8 -1.7 | 17 4 -1.2 -4.1 21 300 9700 55 21 -17.2 -12.0 | 31 17 -8.6 -14.4 22 261 10668 45 26 -18.4 -18.4 | 25 23 -9.8 -20.7 23 250 10970 55 27 -22.1 -15.5 | 37 22 -13.5 -17.8 24 208 12192 50 29 -22.2 -18.6 | 33 25 -13.6 -21.0 25 200 12460 45 28 -19.8 -19.8 | 27 25 -11.2 -22.1 26 163 13716 40 18 -11.6 -13.8 | 10 16 -2.9 -16.1 27 150 14250 40 13 -8.4 -10.0 | 359 12 0.3 -12.3 28 126 15240 60 14 -12.1 -7.0 | 20 10 -3.5 -9.3 29 102 16459 95 21 -20.9 1.8 | 88 12 -12.3 -0.5 30 100 16590 95 31 -30.9 2.7 | 91 22 -22.2 0.4 31 85 17489 95 27 -26.9 2.4 | 90 18 -18.3 0.0 32 74 18288 105 26 -25.1 6.7 | 105 17 -16.5 4.4 33 70 18600 120 19 -16.5 9.5 | 132 11 -7.8 7.2 34 57 19812 85 25 -24.9 -2.2 | 74 17 -16.3 -4.5 35 50 20610 100 27 -26.6 4.7 | 97 18 -18.0 2.3 36 44 21336 85 29 -28.9 -2.5 | 76 21 -20.3 -4.9 37 35 22860 90 45 -45.0 0.0 | 86 36 -36.4 -2.3 38 30 23760 90 46 -46.0 0.0 | 86 37 -37.4 -2.3 39 26 24384 85 48 -47.8 -4.2 | 81 40 -39.2 -6.5 Wind Parameters Mean winds (0-6000m): 75.2 at 11.9 knts Storm direction: 105.2 at 8.9 knts Shear (0-3000m) pos: 2.4 neg: 3.2 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 121.8 deg Storm rel helicity (0-3000m) pos: 80.0 neg: -7.2 tot: 72.8 m^2/s^2 ave: 24.3 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.63 Bulk Shear: 17.30 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 15 11 335 14| 0.0 15.8 15.8| 55.3 0.0 55.3 110.6 0.80| 23.5 18.8 1000 32 11 346 12| 3.8 7.9 11.7| 68.2 -0.3 67.9 67.9 0.76| 15.8 12.0 1500 48 11 358 10| 3.5 5.3 8.8| 72.2 -0.3 71.9 47.9 0.75| 11.7 8.8 2000 61 12 12 8| 3.6 3.9 7.6| 79.3 -0.3 79.0 39.5 0.76| 10.2 7.8 2500 68 12 20 7| 2.9 3.7 6.6| 80.0 -5.6 74.5 29.8 0.59| 9.3 5.5 3000 69 12 22 7| 2.4 3.2 5.6| 80.0 -7.2 72.8 24.3 0.55| 8.0 4.4 4000 72 12 24 6| 2.3 2.4 4.7| 83.8 -7.6 76.2 19.1 0.54| 6.8 3.6 5000 76 12 32 6| 1.8 2.0 3.9| 86.2 -16.0 70.2 14.0 0.40| 6.4 2.5 6000 75 12 28 6| 1.5 1.9 3.4| 86.2 -19.1 67.2 11.2 0.35| 5.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20251016.00.gif