UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 10 OCT 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- 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 1011 7 24.4 23.9 97 0.5 24.0 170 1 296.6 300.0 296.8 350.9 18.78 1 1000 103 23.6 23.1 97 0.5 23.3 180 5 296.8 300.0 296.4 349.0 18.07 2 950 552 22.6 19.1 81 3.5 20.2 223 8 300.1 302.8 295.1 343.5 14.81 3 925 785 21.2 18.7 86 2.5 19.5 245 9 301.0 303.7 295.4 344.6 14.83 4 850 1516 17.6 16.7 94 0.9 17.0 275 7 304.6 307.2 296.0 347.0 14.21 5 815 1876 16.2 14.1 87 2.1 14.8 258 7 306.8 309.1 295.4 344.4 12.51 6 781 2237 13.2 13.2 100 0.0 13.2 240 8 307.3 309.6 295.4 344.4 12.31 7 765 2412 13.6 11.6 88 2.0 12.3 232 8 309.6 311.7 295.3 344.0 11.29 8 700 3156 8.4 8.4 100 0.0 8.4 195 9 311.8 313.7 294.9 342.4 9.94 9 693 3239 7.8 7.8 100 0.0 7.8 192 9 312.0 313.8 294.7 341.7 9.63 10 651 3756 6.4 4.8 89 1.6 5.5 170 10 316.1 317.7 294.8 342.2 8.32 11 650 3768 6.6 4.7 88 1.9 5.5 170 10 316.4 318.0 294.9 342.5 8.27 12 635 3960 5.2 2.4 82 2.8 3.6 162 11 317.0 318.3 294.3 339.7 7.19 13 616 4209 3.6 3.6 100 0.0 3.6 151 11 317.9 319.4 295.1 343.5 8.08 14 578 4724 0.2 0.2 100 0.0 0.2 130 12 319.7 321.1 294.6 341.3 6.74 15 500 5880 -4.9 -4.9 100 0.0 -4.9 80 15 327.1 328.1 295.4 344.7 5.32 16 421 7211 -11.7 -12.5 94 0.8 -12.1 84 20 334.8 335.6 296.0 346.9 3.48 17 400 7600 -14.3 -15.7 89 1.4 -14.8 85 21 336.4 337.0 295.8 346.3 2.82 18 387 7851 -15.9 -17.5 87 1.6 -16.4 91 20 337.5 338.0 295.8 346.4 2.50 19 360 8395 -19.3 -19.9 95 0.6 -19.5 105 19 340.0 340.5 296.1 347.9 2.19 20 358 8436 -19.9 -22.2 82 2.3 -20.6 106 19 339.7 340.1 295.8 346.3 1.80 21 357 8457 -19.7 -20.0 97 0.3 -19.8 107 19 340.3 340.7 296.2 348.2 2.19 22 343 8754 -22.9 -26.1 75 3.2 -23.7 114 18 339.8 340.1 295.4 344.7 1.33 23 342 8775 -22.1 -24.4 82 2.3 -22.7 115 18 341.2 341.5 296.0 346.9 1.55 24 300 9730 -28.7 -32.7 68 4.0 -29.5 140 15 344.9 345.1 296.2 348.1 0.82 25 284 10118 -31.7 -38.7 50 7.0 -32.7 138 14 346.1 346.2 296.2 348.0 0.47 26 276 10318 -33.5 -41.5 44 8.0 -34.5 138 14 346.3 346.4 296.1 347.8 0.36 27 260 10732 -37.3 -40.7 71 3.4 -37.7 136 13 346.7 346.8 296.3 348.4 0.42 28 250 11000 -39.5 -43.5 66 4.0 -39.9 135 13 347.3 347.4 296.3 348.7 0.33 29 200 12490 -52.5 -57.4 55 4.9 -52.7 145 13 349.6 349.6 296.6 350.0 0.08 30 198 12555 -53.1 -59.1 48 6.0 -53.3 144 14 349.7 349.7 296.6 350.0 0.07 31 175 13337 -60.5 -63.4 69 2.9 -60.6 129 21 350.1 350.1 296.7 350.3 0.04 32 172 13445 -61.5 -67.5 45 6.0 -61.6 127 22 350.2 350.2 296.7 350.3 0.03 33 170 13517 -61.9 -68.9 39 7.0 -62.0 125 23 350.7 350.7 296.8 350.8 0.02 34 154 14121 -66.9 -71.2 54 4.3 -67.0 113 29 352.2 352.2 297.1 352.3 0.02 35 150 14280 -67.9 -72.9 49 5.0 -67.9 110 31 353.1 353.1 297.3 353.2 0.01 36 143 14565 -70.3 -78.3 30 8.0 -70.4 112 33 353.8 353.8 297.4 353.8 0.01 37 136 14862 -72.5 -78.5 40 6.0 -72.5 114 35 355.0 355.0 297.7 355.0 0.01 38 120 15586 -78.3 -84.3 37 6.0 -78.3 120 40 357.3 357.3 298.2 357.3 0.00 39 111 16035 -74.1 -83.1 24 9.0 -74.1 109 38 373.2 373.3 301.1 373.3 0.00 40 100 16640 -76.3 -84.3 27 8.0 -76.3 95 36 380.3 380.3 302.3 380.3 0.00 TRP 120 15586 -78.3 -84.3 37 6.0 -78.3 120 40 357.3 357.3 298.2 357.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 574.94 mb = 4769.70 m = 15648.43 ft Wetbulb zero: 575.01 mb = 4765.75 m = 15635.48 ft Precipitable water: 2.50 inches Sfc-500 mean rel hum: 94.05 % Est. max temperature: 31.84 C = 89.31 F Sfc-Lift cond lev (LCL): 1004.12 mb = 66.89 m = 219.44 ft T: 23.90 C 700-500 lapse rate: 4.88 C/km ThetaE index: 7.45 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 880.76 mb = 1208.67 m = 3965.39 ft Mean mixing ratio: 15.99 g/kg Conv temperature: 30.87 C = 87.57 F Cap Strength: 1.52 C Lifted Index: -0.47 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.92 C Lifted Index @700 mb: -1.05 C Showalter Index: -0.82 C Risk: Thunderstorms probable Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 21.60 C K Index: 39.20 Risk: > 80 % chance of thunderstorms Sweat Index: 229.40 Risk: None Energy Index: -0.55 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 122.90 J/kg Max Up Vert Vel: 15.68 m/s Conv Inhibition (B-): 53.15 J/kg Cap Strength: 1.52 C Lift Cond Lev (LCL): 931.34 mb = 725.43 m = 2379.99 ft Lev Free Conv (LFC): 786.34 mb = 2179.61 m = 7150.87 ft Equ Level (EL): 766.34 mb = 2397.54 m = 7865.86 ft B at Equ Level: 18.74 J/kg Max Parcel Lev (MPL): 296.34 mb = 9816.88 m = 32207.23 ft Wind level data Storm motion: 199 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 1011 7 170 1 -0.2 1.0 | 23 7 -2.5 -6.0 1 1000 103 180 5 0.0 5.0 | 50 3 -2.4 -2.0 2 925 785 245 9 8.2 3.8 | 299 7 5.8 -3.2 3 850 1516 275 7 7.0 -0.6 | 329 9 4.6 -7.6 4 700 3156 195 9 2.3 8.7 | 179 2 -0.0 1.7 5 500 5880 80 15 -14.8 -2.6 | 61 20 -17.1 -9.6 6 400 7600 85 21 -20.9 -1.8 | 69 25 -23.3 -8.8 7 300 9730 140 15 -9.6 11.5 | 111 13 -12.0 4.5 8 250 11000 135 13 -9.2 9.2 | 101 12 -11.6 2.2 9 200 12490 145 13 -7.5 10.6 | 110 10 -9.8 3.7 10 150 14280 110 31 -29.1 10.6 | 97 32 -31.5 3.6 11 120 15586 120 40 -34.6 20.0 | 109 39 -37.0 13.0 12 100 16640 95 36 -35.9 3.1 | 84 38 -38.2 -3.9 Wind Parameters Mean winds (0-6000m): 168.7 at 9.8 knts Storm direction: 198.7 at 7.4 knts Shear (0-3000m) pos: 1.3 neg: 1.6 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): -163.0 deg Storm rel helicity (0-3000m) pos: 11.1 neg: -10.1 tot: 1.0 m^2/s^2 ave: 0.3 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 4.8 stream: -0.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 26.83 Bulk Shear: 4.58 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 ------------------------------------------------------------------------------- 500 200 6 13 2| 6.9 0.0 6.9| 2.4 -1.2 1.2 2.4 -0.09| 9.2 -0.8 1000 229 7 310 4| 4.3 0.0 4.3| 5.3 -1.3 3.9 3.9 0.04| 7.5 0.3 1500 242 7 312 5| 2.5 0.0 2.5| 11.1 -1.3 9.7 6.5 0.19| 6.0 1.1 2000 247 7 314 6| 1.9 0.8 2.7| 11.1 -5.6 5.5 2.7 0.06| 5.3 0.3 2500 245 7 312 6| 1.5 1.3 2.8| 11.1 -8.4 2.7 1.1 -0.03| 5.0 -0.2 3000 238 8 306 5| 1.3 1.6 2.9| 11.1 -10.1 1.0 0.3 -0.13| 4.8 -0.6 4000 219 8 285 3| 0.9 2.0 2.9| 11.1 -14.6 -3.5 -0.9 -0.24| 4.6 -1.1 5000 197 9 186 2| 0.8 2.0 2.8| 11.1 -30.9 -19.8 -4.0 -0.32| 4.6 -1.4 6000 169 10 122 5| 0.6 1.9 2.5| 12.1 -63.8 -51.7 -8.6 -0.39| 4.6 -1.8 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251010.00.gif