UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050512.upa.cvt Date: 1200Z 5 MAY 25 Searching for VT453... Searching the city database file for: VT453 ... Date:1200Z 5 MAY 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 1003 18 33.2 23.2 56 10.0 25.7 160 4 306.1 309.5 298.8 360.6 18.13 1 1001 36 31.8 22.8 59 9.0 25.2 163 4 304.9 308.2 298.2 357.8 17.72 2 1000 45 31.8 22.8 59 9.0 25.2 165 4 305.0 308.2 298.3 358.0 17.74 3 938 617 26.4 21.4 74 5.0 22.8 179 6 305.1 308.3 298.1 357.0 17.36 4 933 665 27.4 17.4 54 10.0 20.4 176 6 306.6 309.1 296.0 347.2 13.52 5 925 741 26.8 16.8 54 10.0 19.9 170 6 306.7 309.2 295.8 346.2 13.12 6 862 1360 21.8 15.8 69 6.0 17.7 154 4 307.7 310.2 296.1 347.7 13.21 7 850 1482 21.0 14.0 64 7.0 16.3 150 4 308.1 310.4 295.3 344.2 11.91 8 784 2179 17.6 8.6 56 9.0 11.9 85 5 311.7 313.4 294.1 339.4 8.98 9 780 2222 17.0 12.7 76 4.3 14.1 85 5 311.5 313.8 296.2 348.1 11.92 10 709 3031 11.8 7.4 74 4.4 9.0 90 2 314.4 316.2 295.0 342.9 9.15 11 700 3138 11.4 6.9 74 4.5 8.6 80 3 315.1 316.8 295.1 343.1 8.96 12 518 5599 -2.1 -4.8 82 2.7 -3.5 55 10 327.2 328.2 295.4 344.3 5.18 13 511 5707 -2.3 -6.4 73 4.1 -4.3 55 11 328.2 329.1 295.2 343.7 4.64 14 500 5880 -3.7 -6.8 79 3.1 -5.2 55 11 328.5 329.4 295.3 343.9 4.60 15 400 7610 -14.1 -17.4 76 3.3 -15.3 110 7 336.7 337.2 295.6 345.3 2.44 16 391 7782 -15.5 -17.5 85 2.0 -16.2 108 6 337.0 337.5 295.7 345.8 2.48 17 340 8821 -21.7 -31.7 40 10.0 -23.9 124 8 342.3 342.5 295.6 345.3 0.79 18 326 9129 -23.5 -29.5 58 6.0 -24.9 130 8 344.0 344.2 296.1 347.8 1.02 19 309 9518 -26.5 -30.8 67 4.3 -27.4 121 6 345.1 345.3 296.4 348.7 0.95 20 300 9730 -28.1 -33.1 62 5.0 -29.0 115 5 345.8 345.9 296.4 348.8 0.78 21 271 10450 -33.7 -40.7 49 7.0 -34.6 111 7 347.8 347.9 296.5 349.5 0.40 22 250 11010 -38.3 -42.0 68 3.7 -38.7 120 10 349.1 349.2 296.8 350.7 0.38 23 242 11234 -40.3 -43.3 73 3.0 -40.6 118 11 349.4 349.5 296.8 350.8 0.34 24 222 11819 -45.3 -48.5 70 3.2 -45.5 113 13 350.4 350.5 296.9 351.3 0.21 25 200 12510 -50.7 -55.4 57 4.7 -50.9 115 16 352.5 352.5 297.3 352.9 0.10 26 170 13543 -59.7 -66.7 40 7.0 -59.8 128 21 354.3 354.3 297.6 354.4 0.03 27 153 14190 -65.5 -70.3 51 4.8 -65.5 130 21 355.2 355.2 297.8 355.3 0.02 28 150 14310 -66.5 -71.2 52 4.7 -66.5 130 21 355.5 355.5 297.8 355.6 0.02 29 121 15576 -77.3 -80.0 65 2.7 -77.3 136 23 358.3 358.3 298.4 358.3 0.01 30 112 16016 -80.5 -84.7 49 4.2 -80.5 138 25 360.3 360.3 298.8 360.3 0.00 31 102 16540 -83.3 -87.5 48 4.2 -83.3 135 19 364.7 364.7 299.6 364.7 0.00 32 100 16650 -83.1 -87.7 45 4.6 -83.1 135 15 367.2 367.2 300.1 367.2 0.00 33 96 16880 -80.3 -87.3 30 7.0 -80.3 136 14 377.0 377.0 301.8 377.0 0.00 34 82 17762 -84.7 -89.5 42 4.8 -84.7 138 12 385.3 385.3 303.1 385.3 0.00 35 74 18342 -76.9 -86.9 19 10.0 -76.9 148 9 413.2 413.2 306.9 413.3 0.00 36 70 18660 -79.3 -89.3 18 10.0 -79.3 190 5 414.7 414.7 307.1 414.7 0.00 37 69 18742 -79.3 -89.3 18 10.0 -79.3 183 5 416.4 416.4 307.3 416.5 0.00 38 62 19350 -77.5 -90.5 11 13.0 -77.6 128 4 433.4 433.4 309.2 433.4 0.00 39 58 19739 -70.1 -89.1 5 19.0 -70.2 94 4 458.4 458.4 311.6 458.4 0.00 40 50 20630 -65.7 -89.7 2 24.0 -66.0 260 16 488.7 488.7 314.1 488.7 0.00 41 47 21006 -67.9 -89.9 3 22.0 -68.1 257 15 492.1 492.1 314.4 492.1 0.00 42 41 21833 -66.5 -90.5 2 24.0 -66.8 313 13 515.2 515.2 316.0 515.2 0.00 43 35 22813 -58.3 -88.3 1 30.0 -59.3 62 12 560.4 560.4 318.6 560.5 0.00 44 33 23183 -60.7 -88.7 1 28.0 -61.5 74 15 563.6 563.6 318.8 563.6 0.00 45 30 23780 -59.1 -88.1 1 29.0 -60.1 90 19 583.5 583.5 319.8 583.6 0.01 46 28 24213 -58.5 -88.5 1 30.0 -59.7 90 19 596.8 596.8 320.5 596.9 0.01 47 25 24937 -51.9 -84.9 1 33.0 -54.4 94 21 635.4 635.4 322.1 635.5 0.01 TRP 102 16540 -83.3 -87.5 48 4.2 -83.3 135 19 364.7 364.7 299.6 364.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5835.00 m Freezing level: 546.31 mb = 5215.98 m = 17112.60 ft Wetbulb zero: 570.46 mb = 4810.43 m = 15782.06 ft Precipitable water: 2.28 inches Sfc-500 mean rel hum: 71.73 % Est. max temperature: 35.16 C = 95.29 F Sfc-Lift cond lev (LCL): 868.82 mb = 1291.02 m = 4235.59 ft T: 22.36 C 700-500 lapse rate: 5.51 C/km ThetaE index: 11.80 C Layer 938.0- 862.0 mb Conv cond level (CCL): 782.12 mb = 2199.15 m = 7214.96 ft Mean mixing ratio: 16.09 g/kg Conv temperature: 38.73 C = 101.72 F Cap Strength: 2.37 C Lifted Index: -2.08 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.81 C Lifted Index @700 mb: -0.22 C Showalter Index: 1.44 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 17.70 C K Index: 34.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 187.00 Risk: None Energy Index: -0.05 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 643.70 J/kg Max Up Vert Vel: 35.88 m/s Conv Inhibition (B-): 110.37 J/kg Cap Strength: 2.37 C Lift Cond Lev (LCL): 850.89 mb = 1472.91 m = 4832.32 ft Lev Free Conv (LFC): 715.89 mb = 2948.95 m = 9674.91 ft Equ Level (EL): 175.89 mb = 13326.56 m = 43721.76 ft B at Equ Level: 639.28 J/kg Max Parcel Lev (MPL): 85.89 mb = 17502.68 m = 57422.79 ft Wind level data Storm motion: 110 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 18 160 4 -1.4 3.8 | 236 4 3.1 2.1 1 1000 45 165 4 -1.0 3.9 | 237 4 3.4 2.2 2 971 305 190 5 0.9 4.9 | 239 6 5.3 3.3 3 939 610 180 6 0.0 6.0 | 226 6 4.5 4.3 4 925 741 170 6 -1.0 5.9 | 219 5 3.4 4.2 5 907 914 170 6 -1.0 5.9 | 219 5 3.4 4.2 6 850 1482 150 4 -2.0 3.5 | 234 3 2.5 1.8 7 846 1524 145 4 -2.3 3.3 | 233 3 2.2 1.6 8 787 2134 85 5 -5.0 -0.4 | 14 2 -0.5 -2.1 9 707 3048 90 2 -2.0 0.0 | 304 3 2.5 -1.7 10 700 3138 80 3 -3.0 -0.5 | 325 3 1.5 -2.2 11 657 3658 70 6 -5.6 -2.1 | 17 4 -1.2 -3.7 12 587 4572 55 9 -7.4 -5.2 | 23 7 -2.9 -6.8 13 566 4877 60 10 -8.7 -5.0 | 32 8 -4.2 -6.7 14 525 5486 55 10 -8.2 -5.7 | 27 8 -3.7 -7.4 15 500 5880 55 11 -9.0 -6.3 | 30 9 -4.5 -8.0 16 486 6096 55 11 -9.0 -6.3 | 30 9 -4.5 -8.0 17 400 7610 110 7 -6.6 2.4 | 109 2 -2.1 0.7 18 399 7620 105 6 -5.8 1.6 | 85 1 -1.3 -0.1 19 325 9144 130 8 -6.1 5.1 | 154 4 -1.7 3.5 20 300 9730 115 5 -4.5 2.1 | 172 0 -0.1 0.4 21 262 10668 110 7 -6.6 2.4 | 109 2 -2.1 0.7 22 250 11010 120 10 -8.7 5.0 | 128 5 -4.2 3.3 23 210 12192 110 14 -13.2 4.8 | 110 9 -8.7 3.1 24 200 12510 115 16 -14.5 6.8 | 117 11 -10.0 5.1 25 165 13716 130 22 -16.9 14.1 | 135 18 -12.4 12.5 26 150 14310 130 21 -16.1 13.5 | 136 17 -11.6 11.8 27 128 15240 135 21 -14.8 14.8 | 142 17 -10.4 13.2 28 103 16459 140 27 -17.4 20.7 | 146 23 -12.9 19.0 29 102 16540 135 19 -13.4 13.4 | 143 15 -9.0 11.8 30 100 16650 135 15 -10.6 10.6 | 146 11 -6.1 8.9 31 75 18288 140 10 -6.4 7.7 | 162 6 -2.0 6.0 32 70 18660 190 5 0.9 4.9 | 239 6 5.3 3.3 33 57 19812 90 4 -4.0 0.0 | 344 2 0.5 -1.7 34 50 20630 260 16 15.8 2.8 | 267 20 20.2 1.1 35 45 21336 255 14 13.5 3.6 | 264 18 18.0 2.0 36 35 22860 65 12 -10.9 -5.1 | 44 9 -6.4 -6.7 37 30 23780 90 19 -19.0 0.0 | 83 15 -14.5 -1.7 38 26 24384 90 20 -20.0 0.0 | 84 16 -15.5 -1.7 39 21 25298 110 27 -25.4 9.2 | 110 22 -20.9 7.6 Wind Parameters Mean winds (0-6000m): 80.4 at 6.4 knts Storm direction: 110.4 at 4.8 knts Shear (0-3000m) pos: 0.7 neg: 1.2 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 69.2 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -4.9 tot: -3.6 m^2/s^2 ave: -1.2 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 2.7 stream: -0.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 64.20 Bulk Shear: 10.03 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 ------------------------------------------------------------------------------- 500 182 5 236 6| 2.6 0.0 2.6| 0.3 -1.5 -1.2 -2.4 -0.21| 3.5 -0.7 1000 177 5 228 6| 1.3 0.8 2.2| 0.3 -3.3 -2.9 -2.9 -0.33| 2.8 -0.9 1500 171 5 227 5| 0.9 1.2 2.1| 1.2 -3.3 -2.1 -1.4 -0.12| 2.7 -0.3 2000 161 5 223 4| 0.7 1.9 2.5| 1.3 -3.4 -2.1 -1.0 0.02| 3.0 0.1 2500 148 5 217 3| 0.5 1.5 2.0| 1.3 -4.1 -2.7 -1.1 -0.08| 2.9 -0.2 3000 141 5 221 2| 0.7 1.2 1.9| 1.3 -4.9 -3.6 -1.2 -0.15| 2.7 -0.4 4000 119 5 213 1| 0.5 1.6 2.1| 4.5 -4.9 -0.4 -0.1 0.08| 2.7 0.2 5000 94 6 39 2| 0.3 1.5 1.8| 6.9 -5.2 1.7 0.3 0.11| 2.5 0.3 6000 80 6 34 3| 0.2 1.3 1.6| 7.9 -6.4 1.5 0.2 0.10| 2.3 0.2 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20250505.12.gif