UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025073112.upa.cvt Date: 1200Z 31 JUL 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:1200Z 31 JUL 25 Station: DFFD WMO ident: 65503 Latitude: 12.35 Longitude: 1.52 Elevation: 306.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 129 SFC 981 306 23.6 22.9 96 0.7 23.1 200 8 298.4 301.7 296.9 351.4 18.21 2 980 315 26.6 23.5 83 3.1 24.3 203 8 301.5 305.0 298.2 357.3 18.92 3 974 369 25.2 22.0 82 3.2 22.9 218 8 300.6 303.8 297.0 351.5 17.34 4 968 423 24.8 21.8 83 3.0 22.6 234 8 300.7 303.9 296.9 351.4 17.23 5 942 658 20.8 20.4 98 0.4 20.5 280 7 299.0 302.0 295.8 346.3 16.22 6 925 815 20.8 19.8 94 1.0 20.1 245 8 300.6 303.5 296.0 347.3 15.91 7 922 843 19.6 19.5 99 0.1 19.5 245 8 299.6 302.5 295.6 345.4 15.66 8 901 1043 20.0 19.9 99 0.1 19.9 251 8 302.0 305.0 296.8 350.6 16.45 9 895 1101 19.6 18.9 96 0.7 19.1 254 9 302.2 305.0 296.2 348.1 15.54 10 850 1546 17.8 17.1 96 0.7 17.3 240 13 304.8 307.5 296.3 348.3 14.59 11 842 1627 17.4 16.7 96 0.7 17.0 240 15 305.2 307.9 296.2 348.1 14.35 12 823 1823 16.4 15.8 96 0.6 16.0 240 19 306.1 308.7 296.1 347.7 13.85 13 813 1927 15.8 15.1 96 0.7 15.3 240 21 306.6 309.1 295.9 346.9 13.40 14 788 2193 14.2 14.2 100 0.0 14.2 239 24 307.6 310.1 296.0 347.0 13.03 15 777 2313 13.8 13.8 100 0.0 13.8 237 22 308.4 310.8 296.1 347.4 12.88 16 771 2378 14.2 14.2 100 0.0 14.2 236 21 309.5 312.1 296.7 350.1 13.33 17 753 2578 12.4 12.4 100 0.0 12.4 233 19 309.7 312.0 295.8 346.5 12.11 18 751 2601 12.4 12.4 100 0.0 12.4 232 18 309.9 312.2 296.0 346.9 12.14 19 748 2634 14.0 13.6 97 0.4 13.7 232 18 312.0 314.5 297.2 352.6 13.21 20 726 2886 10.4 8.2 86 2.2 9.0 198 14 310.7 312.5 294.3 339.7 9.45 21 709 3084 10.0 8.4 90 1.6 9.0 159 12 312.4 314.3 295.0 342.7 9.81 22 704 3143 10.0 6.1 77 3.9 7.6 157 13 313.0 314.7 294.1 339.2 8.42 23 700 3191 9.8 6.0 77 3.8 7.5 155 14 313.3 314.9 294.2 339.5 8.41 24 690 3310 8.8 6.4 85 2.4 7.3 161 17 313.5 315.2 294.5 340.8 8.78 25 685 3370 8.6 6.0 84 2.6 7.1 164 18 313.9 315.6 294.5 340.7 8.60 26 677 3467 8.6 6.2 85 2.4 7.1 169 20 315.0 316.7 294.9 342.6 8.82 27 675 3491 8.2 6.8 91 1.4 7.3 171 21 314.8 316.6 295.2 343.6 9.23 28 655 3738 6.0 6.0 100 0.0 6.0 315.1 316.8 295.1 343.2 9.00 TRP WND Sounding variables and indices Precipitable water: 1.71 inches Sfc-500 mean rel hum: 93.56 % Est. max temperature: 30.92 C = 87.65 F Sfc-Lift cond lev (LCL): 971.44 mb = 391.60 m = 1284.76 ft T: 25.03 C ThetaE index: 11.03 C Layer 974.0- 925.0 mb Conv cond level (CCL): 923.52 mb = 828.87 m = 2719.35 ft Mean mixing ratio: 16.33 g/kg Conv temperature: 25.32 C = 77.57 F Cap Strength: 1.27 C Lifted Index @700 mb: -0.42 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.53 J/kg Max Up Vert Vel: 9.65 m/s Conv Inhibition (B-): 0.57 J/kg Cap Strength: 1.02 C Lift Cond Lev (LCL): 915.77 mb = 901.93 m = 2959.04 ft Lev Free Conv (LFC): 910.77 mb = 949.38 m = 3114.72 ft Equ Level (EL): 900.77 mb = 1045.06 m = 3428.62 ft B at Equ Level: 12.95 J/kg Wind level data Storm motion: 254 at 11 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 ---------------------------------------------------------- 0 981 306 200 8 2.7 7.5 | 120 9 -7.9 4.5 1 947 610 290 7 6.6 -2.4 | 36 7 -4.0 -5.5 2 925 815 245 8 7.3 3.4 | 95 3 -3.4 0.3 3 914 914 245 8 7.3 3.4 | 95 3 -3.4 0.3 4 883 1219 260 9 8.9 1.6 | 49 2 -1.7 -1.5 5 852 1524 260 10 9.8 1.7 | 30 2 -0.8 -1.3 6 850 1546 240 13 11.3 6.5 | 191 4 0.7 3.4 7 793 2134 240 25 21.7 12.5 | 229 15 11.0 9.4 8 738 2743 230 16 12.3 10.3 | 193 7 1.7 7.2 9 712 3048 160 11 -3.8 10.3 | 117 16 -14.4 7.3 10 700 3191 155 14 -5.9 12.7 | 120 19 -16.5 9.6 11 660 3658 180 25 0.0 25.0 | 154 24 -10.6 21.9 Wind Parameters Mean winds (0-6000m): 223.9 at 14.7 knts Storm direction: 253.9 at 11.0 knts Shear (0-3000m) pos: 1.5 neg: 3.5 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 9.0 deg Storm rel helicity (0-3000m) pos: 29.0 neg: -72.0 tot: -43.0 m^2/s^2 ave: -14.3 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 12.4 stream: -1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.40 Bulk Shear: 10.58 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 ------------------------------------------------------------------------------- 500 253 7 76 4| 6.5 0.0 6.5| 3.9 -8.5 -4.6 -9.1 -0.19| 17.9 -3.4 1000 253 8 77 3| 4.5 0.0 4.5| 4.2 -10.0 -5.8 -5.8 -0.26| 10.5 -2.7 1500 250 10 98 2| 3.0 3.5 6.5| 7.3 -10.2 -2.9 -1.9 0.15| 11.8 1.8 2000 245 13 204 3| 2.2 3.7 5.9| 11.6 -15.7 -4.1 -2.1 0.12| 11.0 1.3 2500 242 14 207 4| 1.8 2.2 4.0| 11.6 -36.1 -24.5 -9.8 -0.07| 11.1 -0.7 3000 233 14 186 5| 1.5 3.5 5.0| 29.0 -72.0 -43.0 -14.3 -0.15| 12.4 -1.9 4000 NO DATA | 1.5 3.5 5.0| | 5000 NO DATA | 1.5 3.5 5.0| | 6000 NO DATA | 1.5 3.5 5.0| | Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20250731.12.gif