UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 29 APR 25 Station: VT453 WMO ident: 48453 Latitude: 13.67 Longitude: 100.61 ------------------------------------------------------------------------------- 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 14 31.2 20.2 52 11.0 23.3 0 0 303.8 306.6 296.3 348.3 14.97 1 1000 67 29.8 20.8 59 9.0 23.3 0 0 303.0 305.8 296.5 349.3 15.65 2 996 103 29.4 20.4 58 9.0 22.9 338 0 302.9 305.7 296.3 348.3 15.32 3 925 760 25.4 19.4 69 6.0 21.1 210 3 305.3 308.2 297.0 351.7 15.51 4 850 1500 20.6 15.6 73 5.0 17.2 140 3 307.7 310.2 296.1 347.7 13.23 5 726 2844 11.8 8.2 79 3.6 9.6 129 5 312.3 314.1 294.7 341.4 9.45 6 700 3149 10.0 6.7 80 3.3 8.0 120 5 313.6 315.2 294.6 341.0 8.83 7 672 3488 8.0 6.3 89 1.7 6.9 104 4 315.0 316.7 295.0 343.0 8.95 8 655 3699 6.8 4.7 86 2.1 5.5 99 4 316.0 317.5 294.7 341.7 8.21 9 647 3800 7.0 -4.0 45 11.0 1.5 110 5 317.3 318.2 292.1 331.5 4.40 10 633 3980 6.4 -1.6 57 8.0 2.1 130 5 318.6 319.7 293.3 335.9 5.38 11 622 4124 5.2 -0.8 65 6.0 2.0 147 6 318.8 320.0 293.7 337.5 5.81 12 612 4256 4.2 -2.8 60 7.0 0.6 162 7 319.2 320.2 293.2 335.6 5.09 13 610 4283 4.4 -11.6 30 16.0 -2.4 165 7 319.7 320.2 291.2 328.3 2.58 14 604 4363 4.2 -15.8 22 20.0 -3.6 174 7 320.4 320.7 290.7 326.6 1.85 15 584 4637 2.6 -23.4 13 26.0 -5.9 198 8 321.6 321.8 290.3 325.1 0.99 16 575 4763 1.8 -14.2 29 16.0 -4.6 194 9 322.1 322.5 291.6 329.6 2.21 17 560 4976 0.6 -27.4 10 28.0 -7.6 193 10 323.1 323.3 290.5 325.7 0.72 18 547 5164 -0.5 -7.5 59 7.0 -3.8 199 9 324.0 324.8 293.6 337.2 3.98 19 541 5253 -0.7 -20.7 20 20.0 -7.5 202 9 324.8 325.1 291.6 329.5 1.36 20 533 5372 -1.3 -26.3 13 25.0 -8.8 206 8 325.5 325.6 291.3 328.4 0.84 21 520 5569 -2.3 -14.3 39 12.0 -7.1 209 8 326.6 327.0 293.0 334.9 2.43 22 514 5661 -2.7 -19.7 26 17.0 -8.7 208 9 327.2 327.5 292.4 332.6 1.56 23 502 5848 -3.5 -19.5 28 16.0 -9.1 205 10 328.4 328.7 292.8 334.1 1.62 24 500 5880 -3.9 -10.9 58 7.0 -7.0 205 10 328.3 329.0 294.2 339.6 3.33 25 491 6023 -4.5 -23.5 21 19.0 -10.5 205 10 329.3 329.5 292.6 333.4 1.17 26 488 6071 -4.9 -15.9 42 11.0 -9.1 205 10 329.3 329.8 293.6 337.2 2.27 27 482 6169 -5.5 -19.5 32 14.0 -10.4 205 10 329.8 330.1 293.2 335.7 1.69 28 481 6185 -5.7 -11.7 63 6.0 -8.3 204 10 329.7 330.4 294.5 340.8 3.25 29 477 6250 -5.9 -23.9 23 18.0 -11.5 204 10 330.3 330.5 292.9 334.4 1.16 30 472 6333 -6.1 -26.1 19 20.0 -12.0 203 9 331.0 331.2 292.9 334.5 0.96 31 452 6670 -8.3 -22.3 31 14.0 -12.8 201 9 332.4 332.7 293.7 337.4 1.41 32 450 6705 -8.7 -12.6 73 3.9 -10.4 201 8 332.3 332.9 295.1 343.4 3.23 33 446 6774 -9.1 -13.9 68 4.8 -11.1 201 8 332.6 333.2 295.0 342.8 2.93 34 442 6844 -8.9 -31.9 14 23.0 -14.6 200 8 333.8 333.9 293.3 336.0 0.60 35 441 6861 -9.3 -14.3 67 5.0 -11.3 200 8 333.5 334.0 295.1 343.4 2.87 36 438 6914 -9.1 -35.1 10 26.0 -15.0 200 8 334.4 334.5 293.3 336.0 0.44 37 434 6985 -9.9 -14.9 67 5.0 -11.9 199 8 334.2 334.8 295.3 343.9 2.77 38 418 7274 -11.3 -32.3 16 21.0 -16.4 197 7 336.0 336.2 293.9 338.3 0.61 39 410 7422 -12.5 -25.5 33 13.0 -16.2 196 7 336.4 336.6 294.5 340.6 1.17 40 408 7459 -12.9 -17.0 71 4.1 -14.4 196 6 336.3 336.8 295.5 345.1 2.48 41 405 7515 -13.3 -20.3 56 7.0 -15.6 196 6 336.5 336.9 295.1 343.2 1.88 42 403 7553 -13.5 -17.0 75 3.5 -14.8 195 6 336.7 337.2 295.7 345.6 2.51 43 400 7610 -13.9 -17.6 74 3.7 -15.2 195 6 336.9 337.4 295.6 345.4 2.40 44 390 7802 -14.9 -22.9 50 8.0 -17.3 204 6 338.1 338.4 295.2 343.7 1.55 45 387 7860 -15.1 -32.1 22 17.0 -19.0 205 6 338.5 338.7 294.6 341.1 0.67 46 382 7958 -15.9 -24.9 46 9.0 -18.5 208 6 338.8 339.0 295.2 343.6 1.33 47 354 8526 -20.1 -38.1 18 18.0 -23.4 220 5 340.6 340.6 294.8 342.1 0.40 48 336 8910 -22.7 -31.7 44 9.0 -24.6 229 4 342.1 342.3 295.6 345.2 0.80 49 334 8954 -23.1 -26.4 74 3.3 -23.9 230 4 342.2 342.4 296.0 347.1 1.33 50 305 9612 -27.7 -33.7 57 6.0 -28.8 251 9 344.7 344.9 296.1 347.5 0.73 51 300 9730 -28.7 -34.7 56 6.0 -29.7 255 10 344.9 345.1 296.1 347.5 0.67 52 283 10145 -32.3 -35.8 71 3.5 -32.9 220 9 345.6 345.7 296.2 348.0 0.64 53 266 10580 -35.3 -44.3 39 9.0 -36.2 183 7 347.4 347.4 296.3 348.5 0.28 54 250 11010 -38.9 -47.9 38 9.0 -39.6 165 4 348.2 348.3 296.4 349.1 0.20 55 237 11372 -41.9 -52.9 29 11.0 -42.6 168 4 349.1 349.1 296.5 349.6 0.12 56 223 11778 -45.9 -50.6 59 4.7 -46.2 171 5 349.1 349.1 296.5 349.7 0.17 57 200 12490 -51.7 -57.7 49 6.0 -51.9 190 6 350.9 350.9 296.9 351.2 0.08 58 150 14300 -66.3 -76.3 23 10.0 -66.4 185 13 355.9 355.9 297.9 355.9 0.01 59 103 16485 -82.5 -87.5 42 5.0 -82.5 130 11 365.2 365.2 299.7 365.2 0.00 60 100 16650 -81.5 -87.5 35 6.0 -81.5 130 11 370.3 370.3 300.6 370.3 0.00 61 93 17059 -79.1 -87.1 26 8.0 -79.1 113 10 382.8 382.8 302.7 382.8 0.00 62 84 17631 -82.9 -87.9 42 5.0 -82.9 88 8 386.3 386.4 303.2 386.4 0.00 63 75 18261 -83.5 -89.5 34 6.0 -83.5 61 6 397.8 397.8 304.9 397.8 0.00 64 73 18411 -83.3 -91.3 24 8.0 -83.3 8 7 401.3 401.3 305.4 401.3 0.00 65 71 18568 -76.1 -87.1 16 11.0 -76.2 303 8 419.9 419.9 307.7 419.9 0.00 66 70 18650 -76.5 -87.5 16 11.0 -76.6 270 9 420.7 420.7 307.8 420.7 0.00 67 69 18733 -76.9 -88.9 13 12.0 -76.9 265 9 421.6 421.6 307.9 421.6 0.00 68 58 19738 -76.3 -91.3 8 15.0 -76.3 199 7 444.4 444.4 310.3 444.4 0.00 69 55 20047 -73.9 -91.9 5 18.0 -74.0 212 9 456.7 456.7 311.5 456.7 0.00 70 54 20156 -67.5 -90.5 2 23.0 -67.7 219 9 473.9 473.9 313.0 473.9 0.00 71 50 20620 -68.7 -90.7 3 22.0 -68.9 250 12 481.6 481.6 313.6 481.6 0.00 72 46 21118 -70.1 -92.1 3 22.0 -70.3 250 13 489.8 489.8 314.2 489.8 0.00 73 41 21817 -61.9 -89.9 1 28.0 -62.4 278 13 526.7 526.7 316.7 526.7 0.00 74 39 22125 -63.3 -90.3 1 27.0 -63.8 295 12 530.7 530.7 316.9 530.7 0.00 75 30 23760 -57.7 -88.7 1 31.0 -58.9 80 21 587.3 587.3 320.0 587.4 0.00 76 29 23975 -55.3 -87.3 1 32.0 -56.9 83 22 599.7 599.7 320.6 599.7 0.01 TRP 103 16485 -82.5 -87.5 42 5.0 -82.5 130 11 365.2 365.2 299.7 365.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 552.91 mb = 5078.74 m = 16662.32 ft Wetbulb zero: 611.62 mb = 4261.26 m = 13980.35 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 58.67 % Est. max temperature: 34.90 C = 94.82 F Sfc-Lift cond lev (LCL): 858.17 mb = 1416.26 m = 4646.47 ft T: 21.14 C 700-500 lapse rate: 5.09 C/km ThetaE index: 10.66 C Layer 850.0- 672.0 mb Conv cond level (CCL): 795.02 mb = 2069.90 m = 6790.93 ft Mean mixing ratio: 15.37 g/kg Conv temperature: 37.06 C = 98.72 F Cap Strength: 3.02 C Lifted Index: -0.99 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.42 C Lifted Index @700 mb: -0.63 C Showalter Index: -0.11 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 19.50 C K Index: 36.80 Risk: > 80 % chance of thunderstorms Sweat Index: 203.20 Risk: None Energy Index: -1.60 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 220.39 J/kg Max Up Vert Vel: 20.99 m/s Conv Inhibition (B-): 110.28 J/kg Cap Strength: 3.02 C Lift Cond Lev (LCL): 857.94 mb = 1418.66 m = 4654.35 ft Lev Free Conv (LFC): 732.94 mb = 2762.94 m = 9064.64 ft Equ Level (EL): 252.94 mb = 10929.12 m = 35856.25 ft B at Equ Level: 219.54 J/kg Max Parcel Lev (MPL): 142.94 mb = 14580.32 m = 47835.11 ft Wind level data Storm motion: 202 at 4 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 14 0 0 -0.0 -0.0 | 22 4 -1.5 -3.9 1 1000 67 0 0 -0.0 -0.0 | 22 4 -1.5 -3.9 2 974 305 210 2 1.0 1.7 | 14 2 -0.5 -2.1 3 941 610 205 3 1.3 2.7 | 14 1 -0.3 -1.2 4 925 760 210 3 1.5 2.6 | 2 1 -0.0 -1.3 5 909 914 215 3 1.7 2.5 | 353 1 0.2 -1.4 6 850 1500 140 3 -1.9 2.3 | 66 4 -3.5 -1.6 7 848 1524 140 3 -1.9 2.3 | 66 4 -3.5 -1.6 8 789 2134 125 6 -4.9 3.4 | 86 6 -6.5 -0.4 9 708 3048 130 5 -3.8 3.2 | 83 5 -5.4 -0.7 10 700 3149 120 5 -4.3 2.5 | 77 6 -5.9 -1.4 11 657 3658 95 4 -4.0 0.3 | 58 7 -5.5 -3.5 12 587 4572 200 8 2.7 7.5 | 198 4 1.2 3.6 13 566 4877 190 10 1.7 9.8 | 182 6 0.2 6.0 14 525 5486 210 8 4.0 6.9 | 219 4 2.5 3.1 15 500 5880 205 10 4.2 9.1 | 207 6 2.7 5.2 16 486 6096 205 10 4.2 9.1 | 207 6 2.7 5.2 17 400 7610 195 6 1.6 5.8 | 180 2 0.0 1.9 18 399 7620 200 6 2.1 5.6 | 196 2 0.5 1.8 19 325 9144 235 4 3.3 2.3 | 312 2 1.7 -1.6 20 300 9730 255 10 9.7 2.6 | 279 8 8.1 -1.3 21 262 10668 175 7 -0.6 7.0 | 145 4 -2.2 3.1 22 250 11010 165 4 -1.0 3.9 | 90 3 -2.6 -0.0 23 209 12192 175 5 -0.4 5.0 | 119 2 -2.0 1.1 24 200 12490 190 6 1.0 5.9 | 166 2 -0.5 2.0 25 165 13716 165 8 -2.1 7.7 | 137 5 -3.6 3.9 26 150 14300 185 13 1.1 13.0 | 177 9 -0.4 9.1 27 128 15240 245 3 2.7 1.3 | 336 3 1.2 -2.6 28 103 16459 130 6 -4.6 3.9 | 90 6 -6.1 -0.0 29 103 16485 130 11 -8.4 7.1 | 108 10 -10.0 3.2 30 100 16650 130 11 -8.4 7.1 | 108 10 -10.0 3.2 31 75 18288 60 6 -5.2 -3.0 | 44 10 -6.7 -6.9 32 70 18650 270 9 9.0 -0.0 | 297 8 7.5 -3.9 33 57 19812 195 7 1.8 6.8 | 185 3 0.3 2.9 34 50 20620 250 12 11.3 4.1 | 269 10 9.7 0.2 35 45 21336 250 13 12.2 4.4 | 267 11 10.7 0.6 36 35 22860 335 12 5.1 -10.9 | 347 15 3.5 -14.7 37 30 23760 80 21 -20.7 -3.6 | 71 23 -22.2 -7.5 38 26 24384 95 24 -23.9 2.1 | 86 26 -25.5 -1.8 39 24 24689 110 22 -20.7 7.5 | 99 23 -22.2 3.7 Wind Parameters Mean winds (0-6000m): 171.8 at 5.6 knts Storm direction: 201.8 at 4.2 knts Shear (0-3000m) pos: 0.1 neg: 1.0 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 61.5 deg Storm rel helicity (0-3000m) pos: 3.1 neg: -2.1 tot: 1.0 m^2/s^2 ave: 0.3 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 2.2 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 82.97 Bulk Shear: 2.66 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 ------------------------------------------------------------------------------- 500 209 1 18 3| 0.0 2.8 2.8| 0.4 -1.4 -1.0 -2.0 -0.20| 4.0 -0.8 1000 209 2 14 2| 0.0 1.5 1.5| 0.6 -1.5 -1.0 -1.0 -0.11| 2.8 -0.3 1500 195 2 32 2| 0.0 1.0 1.0| 1.0 -1.6 -0.6 -0.4 0.06| 3.0 0.2 2000 171 3 64 2| 0.0 1.4 1.4| 2.9 -1.6 1.2 0.6 0.18| 2.9 0.5 2500 153 3 76 3| 0.0 1.1 1.1| 3.1 -1.8 1.3 0.5 0.17| 2.5 0.4 3000 146 4 79 4| 0.1 1.0 1.1| 3.1 -2.1 1.0 0.3 0.15| 2.2 0.3 4000 136 4 77 4| 0.4 0.6 1.0| 8.5 -6.3 2.2 0.5 0.14| 2.5 0.3 5000 156 5 99 4| 1.1 0.5 1.6| 17.5 -7.6 9.9 2.0 0.33| 3.1 1.0 6000 172 6 125 3| 0.9 0.5 1.4| 20.3 -8.8 11.6 1.9 0.32| 3.0 1.0 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250429.12.gif