UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050612.upa.cvt Date: 1200Z 6 MAY 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:1200Z 6 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 1006 5 31.0 26.0 75 5.0 27.2 140 4 303.6 307.6 300.2 367.8 21.48 1 1000 70 29.4 21.4 62 8.0 23.6 185 4 302.5 305.5 296.8 350.6 16.25 2 935 666 24.0 19.5 76 4.5 20.8 235 5 302.9 305.8 296.3 348.6 15.44 3 925 760 24.2 17.2 65 7.0 19.4 235 4 304.1 306.5 295.3 344.1 13.47 4 883 1166 22.4 14.4 61 8.0 17.0 137 2 306.3 308.5 294.7 341.6 11.76 5 850 1496 20.4 12.4 60 8.0 15.1 95 4 307.5 309.5 294.3 339.9 10.70 6 833 1670 19.4 10.4 56 9.0 13.7 85 3 308.2 310.0 293.6 337.3 9.55 7 700 3146 10.8 5.8 71 5.0 7.8 95 11 314.4 316.0 294.4 340.3 8.29 8 628 4043 5.8 0.8 70 5.0 3.0 111 16 318.6 319.9 294.1 339.3 6.47 9 592 4525 5.0 -3.0 56 8.0 0.8 127 16 323.1 324.2 294.3 340.1 5.19 10 501 5864 -4.3 -8.5 72 4.2 -6.2 150 10 327.6 328.4 294.6 341.1 4.02 11 500 5880 -4.3 -8.5 72 4.2 -6.2 150 10 327.8 328.6 294.6 341.3 4.03 12 472 6334 -5.9 -11.9 63 6.0 -8.5 138 10 331.3 331.9 294.9 342.4 3.26 13 418 7275 -12.7 -17.2 69 4.5 -14.3 128 12 334.2 334.7 295.0 342.6 2.38 14 400 7610 -14.5 -19.4 66 4.9 -16.2 125 13 336.1 336.6 295.1 343.5 2.06 15 396 7686 -14.9 -19.2 70 4.3 -16.4 129 12 336.6 337.0 295.3 344.1 2.12 16 372 8158 -17.3 -26.3 45 9.0 -19.7 121 12 339.5 339.7 295.3 343.9 1.20 17 339 8849 -21.7 -28.7 53 7.0 -23.4 110 13 342.6 342.8 295.8 346.6 1.06 18 325 9159 -23.3 -34.3 36 11.0 -25.5 105 13 344.6 344.7 296.0 347.1 0.64 19 300 9740 -27.7 -35.7 46 8.0 -29.1 125 10 346.3 346.5 296.4 348.7 0.61 20 273 10409 -33.3 -39.3 55 6.0 -34.1 150 7 347.7 347.8 296.5 349.5 0.46 21 250 11020 -38.3 -46.3 43 8.0 -39.0 190 8 349.1 349.2 296.7 350.1 0.24 22 213 12098 -47.5 -55.5 39 8.0 -47.9 227 7 351.2 351.2 297.0 351.6 0.10 23 200 12510 -51.1 -56.1 55 5.0 -51.3 150 7 351.8 351.9 297.1 352.3 0.10 24 194 12708 -52.9 -57.1 60 4.2 -53.1 151 8 352.1 352.1 297.1 352.4 0.09 25 185 13014 -55.1 -63.1 36 8.0 -55.3 152 9 353.3 353.3 297.4 353.5 0.04 26 176 13331 -58.5 -64.5 46 6.0 -58.6 153 11 352.8 352.8 297.3 353.0 0.04 27 150 14320 -66.9 -72.9 42 6.0 -67.0 175 11 354.8 354.8 297.7 354.9 0.01 28 129 15214 -74.7 -79.0 51 4.3 -74.7 156 10 356.5 356.5 298.0 356.5 0.01 29 104 16442 -82.7 -86.5 52 3.8 -82.7 111 12 363.8 363.8 299.4 363.8 0.00 30 100 16660 -83.7 -86.8 58 3.1 -83.7 45 3 366.0 366.0 299.8 366.0 0.00 31 97 16829 -84.7 -88.6 50 3.9 -84.7 52 6 367.3 367.3 300.1 367.3 0.00 32 89 17301 -87.3 -89.3 69 2.0 -87.3 70 13 371.2 371.2 300.8 371.2 0.00 33 87 17425 -87.9 -90.5 62 2.6 -87.9 75 15 372.4 372.4 301.0 372.4 0.00 34 83 17684 -82.9 -86.9 50 4.0 -82.9 80 16 387.7 387.7 303.5 387.7 0.00 35 75 18250 -82.3 -87.3 42 5.0 -82.3 89 17 400.3 400.3 305.2 400.3 0.00 36 70 18640 -78.1 -87.1 22 9.0 -78.1 160 8 417.3 417.3 307.4 417.3 0.00 37 69 18722 -77.7 -86.7 22 9.0 -77.7 167 8 419.9 419.9 307.7 419.9 0.00 38 68 18806 -75.9 -84.9 23 9.0 -75.9 175 8 425.5 425.5 308.3 425.5 0.00 39 65 19064 -77.5 -87.5 19 10.0 -77.6 197 8 427.5 427.6 308.6 427.6 0.00 40 60 19528 -71.5 -84.5 13 13.0 -71.6 237 9 450.9 450.9 311.0 450.9 0.01 41 50 20620 -64.7 -81.7 8 17.0 -65.0 220 9 491.0 491.0 314.3 491.1 0.01 42 45 21269 -60.9 -80.9 5 20.0 -61.4 231 10 515.3 515.3 316.0 515.3 0.01 43 40 21997 -63.3 -83.3 5 20.0 -63.7 200 10 526.9 526.9 316.7 526.9 0.01 44 36 22653 -57.9 -81.9 3 24.0 -58.9 152 9 557.0 557.0 318.5 557.1 0.01 45 32 23397 -57.3 -82.3 3 25.0 -58.5 97 8 577.7 577.7 319.6 577.8 0.01 TRP 87 17425 -87.9 -90.5 62 2.6 -87.9 75 15 372.4 372.4 301.0 372.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5810.00 m Freezing level: 543.08 mb = 5245.03 m = 17207.91 ft Wetbulb zero: 581.89 mb = 4663.30 m = 15299.35 ft Precipitable water: 2.04 inches Sfc-500 mean rel hum: 65.14 % Est. max temperature: 34.66 C = 94.39 F Sfc-Lift cond lev (LCL): 936.42 mb = 652.13 m = 2139.52 ft T: 24.12 C 700-500 lapse rate: 5.52 C/km ThetaE index: 30.49 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 788.58 mb = 2135.19 m = 7005.13 ft Mean mixing ratio: 15.32 g/kg Conv temperature: 37.60 C = 99.68 F Cap Strength: 3.38 C Lifted Index: -0.86 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.40 C Lifted Index @700 mb: 0.58 C Showalter Index: 2.54 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 16.70 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 166.80 Risk: None Energy Index: 0.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.27 J/kg Max Up Vert Vel: 11.43 m/s Conv Inhibition (B-): 165.04 J/kg Cap Strength: 3.38 C Lift Cond Lev (LCL): 870.98 mb = 1284.55 m = 4214.35 ft Lev Free Conv (LFC): 645.98 mb = 3809.37 m = 12497.77 ft Equ Level (EL): 615.98 mb = 4200.48 m = 13780.95 ft B at Equ Level: 8.89 J/kg Max Parcel Lev (MPL): 585.98 mb = 4607.05 m = 15114.82 ft Wind level data Storm motion: 152 at 7 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 1006 5 140 4 -2.6 3.1 | 346 3 0.8 -3.2 1 1000 70 185 4 0.3 4.0 | 301 4 3.7 -2.3 2 974 305 220 6 3.9 4.6 | 283 7 7.2 -1.6 3 941 610 235 6 4.9 3.4 | 289 9 8.3 -2.8 4 925 760 235 4 3.3 2.3 | 301 8 6.7 -3.9 5 909 914 235 3 2.5 1.7 | 308 7 5.8 -4.5 6 877 1219 115 2 -1.8 0.8 | 344 6 1.6 -5.4 7 850 1496 95 4 -4.0 0.3 | 6 6 -0.6 -5.9 8 817 1829 75 2 -1.9 -0.5 | 348 7 1.5 -6.8 9 789 2134 75 6 -5.8 -1.6 | 17 8 -2.4 -7.8 10 761 2438 70 7 -6.6 -2.4 | 20 9 -3.2 -8.6 11 734 2743 80 9 -8.9 -1.6 | 35 10 -5.5 -7.8 12 700 3146 95 11 -11.0 1.0 | 55 9 -7.6 -5.3 13 657 3658 105 15 -14.5 3.9 | 78 11 -11.1 -2.4 14 610 4267 115 17 -15.4 7.2 | 95 12 -12.0 0.9 15 566 4877 145 14 -8.0 11.5 | 138 7 -4.6 5.2 16 500 5880 150 10 -5.0 8.7 | 146 3 -1.6 2.4 17 486 6096 140 9 -5.8 6.9 | 105 2 -2.4 0.7 18 400 7610 125 13 -10.6 7.5 | 100 7 -7.3 1.2 19 399 7620 130 12 -9.2 7.7 | 104 6 -5.8 1.5 20 325 9144 105 13 -12.6 3.4 | 73 10 -9.2 -2.9 21 300 9740 125 10 -8.2 5.7 | 84 5 -4.8 -0.5 22 263 10668 160 6 -2.1 5.6 | 294 1 1.3 -0.6 23 250 11020 190 8 1.4 7.9 | 251 5 4.8 1.6 24 210 12192 230 7 5.4 4.5 | 281 9 8.7 -1.7 25 200 12510 150 7 -3.5 6.1 | 33 0 -0.1 -0.2 26 165 13716 155 13 -5.5 11.8 | 159 6 -2.1 5.5 27 150 14320 175 11 -1.0 11.0 | 207 5 2.4 4.7 28 128 15240 155 10 -4.2 9.1 | 163 3 -0.8 2.8 29 104 16459 110 12 -11.3 4.1 | 75 8 -7.9 -2.1 30 100 16660 45 3 -2.1 -2.1 | 351 8 1.3 -8.4 31 87 17425 75 15 -14.5 -3.9 | 48 15 -11.1 -10.1 32 75 18288 90 17 -17.0 0.0 | 65 15 -13.6 -6.2 33 70 18640 160 8 -2.7 7.5 | 207 1 0.6 1.3 34 57 19812 260 9 8.9 1.6 | 291 13 12.2 -4.7 35 50 20620 220 9 5.8 6.9 | 266 9 9.2 0.7 36 43 21336 235 11 9.0 6.3 | 270 12 12.4 0.1 37 31 22860 90 8 -8.0 0.0 | 36 8 -4.6 -6.2 Wind Parameters Mean winds (0-6000m): 121.5 at 9.5 knts Storm direction: 151.5 at 7.1 knts Shear (0-3000m) pos: 0.9 neg: 2.3 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 62.1 deg Storm rel helicity (0-3000m) pos: 34.3 neg: -8.0 tot: 26.3 m^2/s^2 ave: 8.8 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.16 Bulk Shear: 15.69 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 ------------------------------------------------------------------------------- 500 212 5 286 6| 7.4 0.0 7.4| 1.1 -4.9 -3.8 -7.6 -0.53| 8.1 -4.3 1000 222 5 292 7| 3.7 2.0 5.7| 7.9 -4.9 3.0 3.0 -0.07| 6.8 -0.4 1500 209 4 296 6| 2.5 3.2 5.6| 15.0 -4.9 10.1 6.7 0.22| 6.4 1.4 2000 189 4 302 5| 1.9 2.6 4.4| 18.9 -8.0 11.0 5.5 0.20| 5.9 1.2 2500 135 4 354 3| 1.5 2.7 4.2| 24.3 -8.0 16.3 6.5 0.27| 5.4 1.4 3000 105 5 18 5| 0.9 2.3 3.1| 34.3 -8.0 26.3 8.8 0.36| 5.2 1.9 4000 104 7 39 6| 1.1 1.7 2.8| 54.0 -8.0 46.1 11.5 0.48| 4.9 2.3 5000 113 9 61 6| 1.6 1.4 3.0| 76.1 -8.0 68.1 13.6 0.55| 5.0 2.7 6000 122 9 75 5| 1.3 1.2 2.5| 76.8 -8.7 68.0 11.3 0.49| 4.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20250506.12.gif