UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for VTPS... Searching the city database file for: VTPS ... Date:1200Z 18 APR 25 Station: VTPS WMO ident: 48378 Latitude: 16.82 Longitude: 100.27 Elevation: 45.00 ------------------------------------------------------------------------------- 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 1001 45 33.8 19.8 44 14.0 23.8 0 0 306.9 309.6 296.8 351.0 14.67 1 1000 55 32.8 19.8 46 13.0 23.5 155 7 306.0 308.7 296.6 350.0 14.69 2 925 753 26.8 16.8 54 10.0 19.9 185 5 306.7 309.2 295.8 346.2 13.12 3 860 1392 21.4 14.4 64 7.0 16.7 241 10 307.5 309.8 295.3 344.0 12.08 4 850 1494 20.8 12.8 60 8.0 15.5 245 11 307.9 310.0 294.6 341.2 10.99 5 819 1815 20.4 7.4 43 13.0 12.4 231 8 310.8 312.3 293.1 335.2 7.91 6 706 3076 10.8 3.8 62 7.0 6.7 238 10 313.7 315.0 293.3 336.0 7.14 7 700 3147 11.2 2.2 54 9.0 6.1 240 11 314.9 316.1 293.1 335.1 6.42 8 512 5683 -4.3 -8.6 72 4.3 -6.2 246 16 325.6 326.4 294.0 338.6 3.90 9 500 5870 -5.1 -10.1 68 5.0 -7.3 250 15 326.8 327.5 294.0 338.8 3.55 10 464 6456 -7.7 -16.7 48 9.0 -11.1 235 15 330.6 331.1 293.9 338.4 2.23 11 400 7600 -14.1 -20.1 60 6.0 -16.1 220 13 336.7 337.1 295.2 343.6 1.94 12 335 8921 -22.5 -29.5 53 7.0 -24.1 241 21 342.7 342.9 295.8 346.4 0.99 13 309 9508 -27.1 -33.1 57 6.0 -28.2 257 25 344.3 344.4 296.0 347.2 0.76 14 300 9720 -28.5 -39.5 34 11.0 -30.1 265 26 345.2 345.3 295.9 346.9 0.41 15 293 9889 -29.7 -36.7 51 7.0 -30.8 263 26 345.8 346.0 296.2 348.1 0.56 16 272 10415 -34.3 -40.3 55 6.0 -35.1 258 25 346.6 346.7 296.3 348.3 0.42 17 252 10945 -38.5 -48.5 34 10.0 -39.3 247 28 348.0 348.1 296.4 348.8 0.19 18 250 11000 -38.9 -47.9 38 9.0 -39.6 245 29 348.2 348.3 296.4 349.1 0.20 19 236 11393 -42.5 -47.5 58 5.0 -42.9 247 28 348.6 348.6 296.5 349.5 0.22 20 200 12490 -52.1 -57.1 55 5.0 -52.3 250 27 350.3 350.3 296.8 350.6 0.08 21 160 13889 -64.3 -69.3 50 5.0 -64.4 236 25 352.7 352.7 297.3 352.8 0.02 22 150 14280 -67.1 -73.1 42 6.0 -67.1 240 21 354.5 354.5 297.6 354.6 0.01 23 121 15551 -75.3 -81.3 39 6.0 -75.3 163 9 362.0 362.0 299.1 362.0 0.00 24 112 16000 -75.1 -82.1 33 7.0 -75.1 123 7 370.4 370.4 300.7 370.4 0.00 25 108 16210 -76.5 -84.5 27 8.0 -76.5 103 6 371.7 371.7 300.8 371.7 0.00 26 100 16650 -79.5 -85.5 36 6.0 -79.5 40 15 374.1 374.1 301.3 374.1 0.00 27 81 17835 -83.7 -88.1 46 4.4 -83.7 335 4 388.7 388.7 303.6 388.8 0.00 28 80 17904 -82.9 -87.3 46 4.4 -82.9 332 4 391.8 391.8 304.0 391.8 0.00 29 71 18570 -82.7 -88.7 35 6.0 -82.7 10 11 405.8 405.8 306.0 405.8 0.00 30 70 18650 -80.7 -86.7 36 6.0 -80.7 25 13 411.7 411.7 306.7 411.8 0.00 31 68 18814 -78.3 -86.3 26 8.0 -78.3 32 13 420.3 420.3 307.7 420.4 0.00 32 63 19248 -79.7 -86.7 30 7.0 -79.7 49 11 426.5 426.5 308.4 426.6 0.00 33 58 19720 -76.7 -84.7 27 8.0 -76.7 67 10 443.5 443.5 310.2 443.5 0.01 34 53 20249 -68.7 -80.7 16 12.0 -68.8 141 7 473.6 473.6 313.0 473.7 0.01 35 52 20363 -68.7 -80.7 16 12.0 -68.9 159 6 476.2 476.2 313.1 476.3 0.01 36 50 20600 -65.7 -78.7 15 13.0 -66.0 195 5 488.7 488.7 314.1 488.8 0.02 37 43 21533 -58.9 -75.9 9 17.0 -59.6 115 9 526.9 526.9 316.8 527.1 0.03 38 34 23004 -60.1 -79.1 7 19.0 -60.9 80 9 560.4 560.4 318.6 560.5 0.02 39 30 23790 -57.5 -78.5 5 21.0 -58.7 80 22 587.9 587.9 320.0 588.1 0.03 40 27 24458 -56.1 -78.1 5 22.0 -57.6 92 24 609.8 609.8 321.0 610.0 0.03 TRP 81 17835 -83.7 -88.1 46 4.4 -83.7 335 4 388.7 388.7 303.6 388.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5815.00 m Freezing level: 564.15 mb = 4979.72 m = 16337.47 ft Wetbulb zero: 607.04 mb = 4302.57 m = 14115.87 ft Precipitable water: 1.81 inches Sfc-500 mean rel hum: 58.39 % Est. max temperature: 34.83 C = 94.70 F Sfc-Lift cond lev (LCL): 818.32 mb = 1822.12 m = 5978.00 ft T: 20.35 C 700-500 lapse rate: 5.99 C/km ThetaE index: 15.84 C Layer 1000.0- 706.0 mb Conv cond level (CCL): 741.75 mb = 2656.22 m = 8714.52 ft Mean mixing ratio: 13.67 g/kg Conv temperature: 39.70 C = 103.45 F Cap Strength: 4.30 C Lifted Index: -1.25 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.19 C Lifted Index @700 mb: 1.28 C Showalter Index: 1.21 C Risk: Showers probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 17.90 C K Index: 29.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 190.60 Risk: None Energy Index: -0.47 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 87.37 J/kg Max Up Vert Vel: 13.22 m/s Conv Inhibition (B-): 180.17 J/kg Cap Strength: 4.30 C Lift Cond Lev (LCL): 809.90 mb = 1909.93 m = 6266.10 ft Lev Free Conv (LFC): 614.90 mb = 4198.22 m = 13773.52 ft Equ Level (EL): 404.90 mb = 7506.21 m = 24626.36 ft B at Equ Level: 86.77 J/kg Max Parcel Lev (MPL): 274.90 mb = 10340.03 m = 33923.58 ft Wind level data Storm motion: 264 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 1001 45 0 0 -0.0 -0.0 | 84 9 -9.2 -1.0 1 1000 55 155 7 -3.0 6.3 | 114 13 -12.2 5.3 2 972 305 170 4 -0.7 3.9 | 106 10 -9.9 2.9 3 940 610 170 5 -0.9 4.9 | 111 11 -10.1 3.9 4 925 753 185 5 0.4 5.0 | 114 10 -8.8 3.9 5 908 914 205 5 2.1 4.5 | 116 8 -7.1 3.5 6 877 1219 235 8 6.6 4.6 | 143 4 -2.6 3.5 7 850 1494 245 11 10.0 4.6 | 192 4 0.8 3.6 8 817 1829 230 8 6.1 5.1 | 143 5 -3.1 4.1 9 788 2134 210 7 3.5 6.1 | 131 8 -5.7 5.0 10 761 2438 220 5 3.2 3.8 | 115 7 -6.0 2.8 11 734 2743 230 8 6.1 5.1 | 143 5 -3.1 4.1 12 700 3147 240 11 9.5 5.5 | 184 4 0.3 4.5 13 657 3658 245 17 15.4 7.2 | 225 9 6.2 6.1 14 610 4267 235 19 15.6 10.9 | 213 12 6.4 9.9 15 565 4877 230 21 16.1 13.5 | 209 14 6.9 12.5 16 500 5870 250 15 14.1 5.1 | 230 6 4.9 4.1 17 486 6096 240 16 13.9 8.0 | 214 8 4.7 7.0 18 400 7600 220 13 8.4 10.0 | 175 9 -0.8 8.9 19 399 7620 220 13 8.4 10.0 | 175 9 -0.8 8.9 20 324 9144 245 23 20.8 9.7 | 233 15 11.6 8.7 21 300 9720 265 26 25.9 2.3 | 266 17 16.7 1.2 22 262 10668 255 24 23.2 6.2 | 250 15 14.0 5.2 23 250 11000 245 29 26.3 12.3 | 237 20 17.1 11.2 24 209 12192 250 25 23.5 8.6 | 242 16 14.3 7.5 25 200 12490 250 27 25.4 9.2 | 243 18 16.2 8.2 26 164 13716 235 26 21.3 14.9 | 221 18 12.1 13.9 27 150 14280 240 21 18.2 10.5 | 224 13 9.0 9.5 28 127 15240 190 10 1.7 9.8 | 140 12 -7.5 8.8 29 103 16459 80 5 -4.9 -0.9 | 82 14 -14.1 -1.9 30 100 16650 40 15 -9.6 -11.5 | 56 23 -18.8 -12.5 31 81 17835 335 4 1.7 -3.6 | 58 9 -7.5 -4.7 32 75 18288 315 4 2.8 -2.8 | 59 7 -6.4 -3.9 33 70 18650 25 13 -5.5 -11.8 | 49 20 -14.7 -12.8 34 57 19812 70 10 -9.4 -3.4 | 77 19 -18.6 -4.5 35 50 20600 195 5 1.3 4.8 | 116 9 -7.9 3.8 36 44 21336 120 10 -8.7 5.0 | 102 18 -17.9 4.0 37 35 22860 80 6 -5.9 -1.0 | 82 15 -15.1 -2.1 38 30 23790 80 22 -21.7 -3.8 | 81 31 -30.9 -4.9 39 26 24384 95 25 -24.9 2.2 | 92 34 -34.1 1.1 Wind Parameters Mean winds (0-6000m): 233.5 at 12.3 knts Storm direction: 263.5 at 9.3 knts Shear (0-3000m) pos: 2.5 neg: 0.9 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 89.3 deg Storm rel helicity (0-3000m) pos: 33.5 neg: -12.1 tot: 21.4 m^2/s^2 ave: 7.1 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.96 Bulk Shear: 17.62 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 ------------------------------------------------------------------------------- 500 164 5 109 11| 4.9 0.0 4.9| 15.7 -2.9 12.8 25.6 0.57| 8.9 5.0 1000 178 5 113 10| 3.2 0.0 3.2| 21.0 -2.9 18.0 18.0 0.54| 6.9 3.7 1500 207 6 126 8| 3.6 0.0 3.6| 26.2 -2.9 23.3 15.5 0.61| 6.6 4.0 2000 216 7 131 7| 2.7 1.3 4.1| 26.2 -7.8 18.4 9.2 0.32| 6.3 2.0 2500 216 7 130 7| 2.0 1.1 3.1| 27.7 -12.1 15.5 6.2 0.22| 5.8 1.3 3000 219 7 133 6| 2.5 0.9 3.4| 33.5 -12.1 21.4 7.1 0.32| 5.7 1.8 4000 230 9 155 5| 2.6 0.7 3.2| 41.4 -15.5 26.0 6.5 0.34| 5.4 1.9 5000 231 11 176 6| 2.1 0.7 2.8| 44.0 -20.8 23.2 4.6 0.28| 4.9 1.4 6000 234 12 187 6| 1.6 0.6 2.2| 51.5 -23.7 27.8 4.6 0.26| 4.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//VTPS/skewt/VTPS.skewt.20250418.12.gif