UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for VTPS... Searching the city database file for: VTPS ... Date:0000Z 17 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 1005 45 25.4 17.4 61 8.0 19.9 0 0 298.1 300.4 292.9 334.5 12.53 1 1000 94 25.4 18.4 65 7.0 20.6 115 6 298.5 301.0 293.7 337.6 13.43 2 925 779 23.8 16.8 65 7.0 19.0 250 6 303.6 306.1 295.0 342.6 13.12 3 893 1087 22.6 13.6 57 9.0 16.7 256 8 305.5 307.5 294.0 338.5 11.03 4 850 1515 20.0 12.0 60 8.0 14.8 265 11 307.1 309.0 294.0 338.6 10.42 5 726 2858 13.0 3.0 51 10.0 7.3 267 7 313.6 314.8 292.8 334.1 6.55 6 716 2975 12.6 3.6 54 9.0 7.3 265 5 314.4 315.7 293.3 336.2 6.94 7 700 3164 11.0 2.0 54 9.0 5.9 260 3 314.7 315.9 292.9 334.6 6.33 8 584 4650 0.8 -3.8 71 4.6 -1.5 242 17 319.5 320.5 293.2 335.5 4.95 9 569 4860 0.0 -4.5 72 4.5 -2.3 240 19 321.0 321.9 293.5 336.6 4.82 10 535 5353 -1.3 -9.3 54 8.0 -4.9 235 17 325.1 325.8 293.6 336.9 3.53 11 520 5580 -2.7 -11.7 50 9.0 -6.5 233 16 326.1 326.7 293.4 336.2 3.00 12 500 5890 -4.9 -10.9 63 6.0 -7.5 230 14 327.1 327.7 293.9 338.3 3.33 13 455 6624 -10.7 -14.7 72 4.0 -12.2 242 14 328.7 329.3 293.8 338.0 2.69 14 452 6675 -11.1 -15.4 71 4.3 -12.7 243 14 328.9 329.4 293.7 337.6 2.55 15 427 7112 -11.7 -18.7 56 7.0 -14.1 253 13 333.5 333.9 294.5 340.7 2.05 16 400 7610 -14.7 -20.7 60 6.0 -16.6 265 12 335.9 336.3 294.9 342.5 1.84 17 394 7724 -15.1 -23.1 50 8.0 -17.5 265 13 336.8 337.1 294.8 342.3 1.51 18 363 8338 -19.9 -27.9 49 8.0 -21.8 263 16 338.4 338.6 294.9 342.3 1.06 19 359 8420 -20.1 -34.1 28 14.0 -22.9 262 16 339.2 339.3 294.7 341.5 0.59 20 325 9147 -26.5 -30.1 72 3.6 -27.2 260 20 340.2 340.4 295.2 343.8 0.97 21 300 9720 -31.1 -34.3 73 3.2 -31.6 245 19 341.5 341.7 295.3 344.2 0.70 22 250 10990 -40.7 -45.7 59 5.0 -41.1 235 28 345.6 345.6 295.8 346.6 0.26 23 204 12342 -51.7 -58.7 43 7.0 -51.9 245 31 348.9 348.9 296.4 349.2 0.07 24 200 12470 -52.9 -58.9 48 6.0 -53.1 245 29 349.0 349.0 296.5 349.3 0.07 25 179 13172 -59.1 -62.9 61 3.8 -59.2 242 26 350.1 350.1 296.7 350.3 0.05 26 159 13899 -65.7 -70.7 50 5.0 -65.7 238 25 351.0 351.0 296.8 351.1 0.02 27 150 14250 -67.9 -72.9 49 5.0 -67.9 235 26 353.1 353.1 297.3 353.2 0.01 28 129 15145 -73.9 -78.5 49 4.6 -73.9 275 18 357.9 357.9 298.3 357.9 0.01 29 100 16610 -80.1 -84.9 45 4.8 -80.1 65 17 373.0 373.0 301.1 373.0 0.00 30 90 17210 -78.7 -84.7 37 6.0 -78.7 129 11 387.2 387.2 303.3 387.2 0.00 31 90 17210 -78.5 -84.5 37 6.0 -78.5 129 11 387.6 387.6 303.4 387.6 0.00 32 78 18020 -82.9 -87.0 49 4.1 -82.9 215 3 394.6 394.6 304.5 394.6 0.00 33 77 18093 -81.7 -85.6 51 3.9 -81.7 227 3 398.6 398.6 305.0 398.6 0.00 34 73 18393 -81.9 -86.5 45 4.6 -81.9 260 2 404.3 404.3 305.7 404.3 0.00 35 70 18630 -79.3 -85.3 37 6.0 -79.3 260 3 414.7 414.7 307.1 414.8 0.00 36 66 18967 -75.9 -83.9 27 8.0 -75.9 273 5 429.2 429.2 308.7 429.2 0.01 37 61 19424 -73.9 -83.9 20 10.0 -74.0 291 8 443.4 443.4 310.2 443.4 0.01 38 50 20600 -68.5 -81.5 14 13.0 -68.7 280 7 482.1 482.1 313.6 482.1 0.01 39 48 20844 -68.5 -82.5 12 14.0 -68.7 309 6 487.7 487.7 314.1 487.8 0.01 40 43 21514 -61.9 -78.9 9 17.0 -62.4 28 5 519.5 519.6 316.3 519.7 0.02 41 30 23770 -56.1 -77.1 6 21.0 -57.5 105 14 591.7 591.7 320.2 592.0 0.04 42 29 23986 -54.9 -76.9 5 22.0 -56.5 600.8 600.8 320.6 601.0 0.04 TRP 78 18020 -82.9 -87.0 49 4.1 -82.9 215 3 394.6 394.6 304.5 394.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 569.00 mb = 4859.63 m = 15943.48 ft Wetbulb zero: 607.44 mb = 4327.57 m = 14197.91 ft Precipitable water: 1.78 inches Sfc-500 mean rel hum: 59.93 % Est. max temperature: 34.19 C = 93.55 F Sfc-Lift cond lev (LCL): 894.07 mb = 1076.22 m = 3530.86 ft T: 22.64 C 700-500 lapse rate: 5.83 C/km ThetaE index: 4.45 C Layer 726.0- 716.0 mb Conv cond level (CCL): 726.48 mb = 2852.42 m = 9358.22 ft Mean mixing ratio: 13.09 g/kg Conv temperature: 40.86 C = 105.54 F Cap Strength: 4.92 C Lifted Index: 1.79 C Risk: Showers probable Lifted Index @300 mb: 2.86 C Lifted Index @700 mb: 3.25 C Showalter Index: 2.46 C Risk: Showers probable Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 16.90 C K Index: 27.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 180.00 Risk: None Energy Index: -0.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.47 J/kg Max Up Vert Vel: 5.91 m/s Conv Inhibition (B-): 22326.35 J/kg Cap Strength: 4.92 C Lift Cond Lev (LCL): 859.04 mb = 1423.20 m = 4669.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 8 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 1005 45 0 0 -0.0 -0.0 | 98 8 -8.0 1.1 1 1000 94 115 6 -5.4 2.5 | 105 14 -13.5 3.6 2 976 305 220 6 3.9 4.6 | 144 7 -4.2 5.7 3 943 610 245 8 7.3 3.4 | 170 5 -0.8 4.5 4 925 779 250 6 5.6 2.1 | 143 4 -2.4 3.1 5 911 914 245 6 5.4 2.5 | 144 4 -2.6 3.6 6 879 1219 265 10 10.0 0.9 | 225 3 1.9 1.9 7 850 1515 265 11 11.0 1.0 | 235 4 2.9 2.0 8 819 1829 265 11 11.0 1.0 | 235 4 2.9 2.0 9 790 2134 280 11 10.8 -1.9 | 287 3 2.8 -0.8 10 762 2438 260 9 8.9 1.6 | 198 3 0.8 2.6 11 736 2743 270 8 8.0 -0.0 | 179 1 -0.0 1.1 12 700 3164 260 3 3.0 0.5 | 107 5 -5.1 1.6 13 659 3658 250 9 8.5 3.1 | 186 4 0.4 4.2 14 611 4267 245 13 11.8 5.5 | 210 8 3.8 6.6 15 567 4877 240 19 16.5 9.5 | 219 14 8.4 10.6 16 500 5890 230 14 10.7 9.0 | 195 10 2.7 10.1 17 487 6096 230 15 11.5 9.6 | 198 11 3.5 10.7 18 400 7610 265 12 12.0 1.0 | 242 4 3.9 2.1 19 399 7620 265 12 12.0 1.0 | 242 4 3.9 2.1 20 325 9144 260 20 19.7 3.5 | 249 13 11.7 4.6 21 300 9720 245 19 17.2 8.0 | 225 13 9.2 9.1 22 262 10668 230 23 17.6 14.8 | 211 19 9.6 15.9 23 250 10990 235 28 22.9 16.1 | 221 23 14.9 17.1 24 209 12192 245 33 29.9 13.9 | 236 27 21.9 15.0 25 200 12470 245 29 26.3 12.3 | 234 23 18.3 13.3 26 164 13716 240 24 20.8 12.0 | 224 18 12.8 13.1 27 150 14250 235 26 21.3 14.9 | 220 21 13.3 16.0 28 127 15240 280 17 16.7 -3.0 | 282 9 8.7 -1.9 29 103 16459 55 25 -20.5 -14.3 | 65 31 -28.5 -13.3 30 100 16610 65 17 -15.4 -7.2 | 75 24 -23.4 -6.1 31 78 18020 215 3 1.7 2.5 | 119 7 -6.3 3.5 32 74 18288 260 2 2.0 0.3 | 103 6 -6.1 1.4 33 70 18630 260 3 3.0 0.5 | 107 5 -5.1 1.6 34 57 19812 305 11 9.0 -6.3 | 349 5 1.0 -5.2 35 50 20600 280 7 6.9 -1.2 | 83 1 -1.1 -0.1 36 44 21336 5 5 -0.4 -5.0 | 65 9 -8.5 -3.9 37 35 22860 180 8 0.0 8.0 | 139 12 -8.0 9.1 38 30 23770 105 14 -13.5 3.6 | 102 22 -21.5 4.7 Wind Parameters Mean winds (0-6000m): 247.6 at 10.8 knts Storm direction: 277.6 at 8.1 knts Shear (0-3000m) pos: 1.1 neg: 0.9 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 16.4 deg Storm rel helicity (0-3000m) pos: 32.9 neg: -5.4 tot: 27.5 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.52 Bulk Shear: 6.95 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 ------------------------------------------------------------------------------- 500 208 6 141 8| 0.0 7.8 7.8| 26.3 0.0 26.3 52.6 0.62| 17.5 10.9 1000 233 6 150 6| 1.0 3.9 4.8| 28.2 -1.7 26.5 26.5 0.51| 11.1 5.6 1500 248 8 167 4| 1.8 2.6 4.4| 30.8 -1.7 29.1 19.4 0.56| 8.7 4.9 2000 255 8 183 3| 1.7 1.9 3.6| 32.4 -1.7 30.7 15.4 0.59| 7.1 4.2 2500 259 9 192 3| 1.4 1.5 2.8| 32.9 -4.0 28.9 11.5 0.40| 6.7 2.7 3000 260 8 188 3| 1.1 0.9 2.1| 32.9 -5.4 27.5 9.2 0.28| 6.4 1.8 4000 258 8 180 3| 0.8 1.5 2.3| 40.2 -5.9 34.3 8.6 0.36| 6.1 2.2 5000 252 10 197 4| 0.7 1.9 2.5| 45.0 -8.6 36.4 7.3 0.33| 5.7 1.9 6000 248 11 201 6| 0.6 1.4 1.9| 45.8 -20.7 25.1 4.2 0.24| 5.2 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTPS/skewt/VTPS.skewt.20250417.00.gif