UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for DFFD... Searching the city database file for: DFFD ... Date:0000Z 9 DEC 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 120 SFC 978 306 15.0 10.0 72 5.0 12.1 20 2 290.0 291.4 286.2 312.3 7.90 TRP WND Sounding variables and indices Sfc-500 mean rel hum: -nan % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 907.37 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 978.0- 0.0 mb Conv cond level (CCL): None Cap Strength: -9725.85 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 100989.00 J/kg Max Up Vert Vel: 449.42 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 288.15 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 160 at 4 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 ---------------------------------------------------------- 0 978 306 20 2 -0.7 -1.9 | 353 6 0.7 -5.8 1 925 466 60 11 -9.5 -5.5 | 41 12 -8.1 -9.4 2 909 610 80 11 -10.8 -1.9 | 58 11 -9.4 -5.8 3 876 914 85 9 -9.0 -0.8 | 58 9 -7.6 -4.7 4 850 1166 105 3 -2.9 0.8 | 26 3 -1.5 -3.1 5 844 1219 95 3 -3.0 0.3 | 24 4 -1.6 -3.6 6 813 1524 70 3 -2.8 -1.0 | 16 5 -1.4 -4.9 7 754 2134 40 1 -0.6 -0.8 | 351 5 0.7 -4.7 8 726 2438 180 9 0.0 9.0 | 195 5 1.4 5.1 9 700 2731 160 3 -1.0 2.8 | 342 1 0.4 -1.1 10 699 2743 155 3 -1.3 2.7 | 354 1 0.1 -1.2 11 672 3048 105 6 -5.8 1.6 | 62 5 -4.4 -2.3 12 620 3658 165 11 -2.8 10.6 | 168 7 -1.5 6.7 13 596 3962 155 11 -4.6 10.0 | 152 7 -3.3 6.1 14 573 4267 145 6 -3.4 4.9 | 116 2 -2.1 1.0 15 500 5310 320 1 0.6 -0.8 | 337 5 2.0 -4.7 16 468 5791 285 5 4.8 -1.3 | 310 8 6.2 -5.2 17 430 6401 195 5 1.3 4.8 | 251 3 2.7 0.9 18 413 6706 250 4 3.8 1.4 | 296 6 5.1 -2.5 19 400 6930 175 8 -0.7 8.0 | 190 4 0.7 4.1 20 331 8230 170 19 -3.3 18.7 | 173 15 -1.9 14.8 21 304 8839 185 29 2.5 28.9 | 189 25 3.9 25.0 22 300 8920 205 25 10.6 22.7 | 213 22 12.0 18.8 23 253 10058 240 36 31.2 18.0 | 247 35 32.6 14.1 24 250 10130 235 43 35.2 24.7 | 240 42 36.6 20.8 25 219 10973 245 52 47.1 22.0 | 250 52 48.5 18.1 26 200 11550 265 55 54.8 4.8 | 269 56 56.2 0.9 27 190 11887 265 55 54.8 4.8 | 269 56 56.2 0.9 28 157 13106 230 49 37.5 31.5 | 235 48 38.9 27.6 29 150 13380 235 48 39.3 27.5 | 240 47 40.7 23.6 30 129 14326 245 51 46.2 21.6 | 250 51 47.6 17.7 31 112 15240 235 45 36.9 25.8 | 240 44 38.2 21.9 32 102 15850 220 52 33.4 39.8 | 224 50 34.8 35.9 33 100 15950 220 48 30.9 36.8 | 224 46 32.2 32.9 34 97 16154 220 48 30.9 36.8 | 224 46 32.2 32.9 35 84 17069 230 37 28.3 23.8 | 236 36 29.7 19.9 36 70 18210 315 8 5.7 -5.7 | 324 12 7.0 -9.6 37 57 19507 305 5 4.1 -2.9 | 321 9 5.5 -6.8 38 52 20117 350 11 1.9 -10.8 | 347 15 3.3 -14.7 39 50 20340 50 19 -14.6 -12.2 | 39 21 -13.2 -16.1 40 49 20422 10 16 -2.8 -15.8 | 4 20 -1.4 -19.7 41 41 21641 110 20 -18.8 6.8 | 100 18 -17.4 2.9 42 39 21946 75 24 -23.2 -6.2 | 65 24 -21.8 -10.1 43 31 23470 90 44 -44.0 0.0 | 85 43 -42.6 -3.9 44 30 23580 95 40 -39.8 3.5 | 89 38 -38.5 -0.4 45 26 24384 90 37 -37.0 0.0 | 84 36 -35.6 -3.9 46 22 25603 85 36 -35.9 -3.1 | 78 35 -34.5 -7.0 47 20 26150 75 50 -48.3 -12.9 | 70 50 -46.9 -16.8 48 10 28346 75 33 -31.9 -8.5 | 68 33 -30.5 -12.4 49 9 28651 60 40 -34.6 -20.0 | 54 41 -33.3 -23.9 Wind Parameters Mean winds (0-6000m): 130.4 at 5.5 knts Storm direction: 160.4 at 4.1 knts Shear (0-3000m) pos: 1.1 neg: 0.5 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 112.7 deg Storm rel helicity (0-3000m) pos: 45.0 neg: -7.4 tot: 37.6 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 4.8 10^-3/s Energy-Hel index: 21.77 Bulk Rich Number: 13039.03 Bulk Shear: 7.75 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 66 8 41 9| 9.2 0.0 9.2| 28.1 -0.0 28.0 56.1 0.75| 15.3 11.5 1000 73 7 43 8| 1.5 0.0 1.5| 28.1 -3.9 24.1 24.1 0.36| 11.6 4.2 1500 73 6 38 7| 1.0 0.6 1.6| 28.1 -6.0 22.0 14.7 0.26| 8.4 2.2 2000 74 5 34 6| 2.0 0.4 2.4| 34.5 -7.3 27.1 13.6 0.36| 8.2 3.0 2500 90 5 45 6| 1.3 0.3 1.7| 40.2 -7.4 32.8 13.1 0.51| 9.5 4.8 3000 96 5 50 5| 1.1 0.5 1.6| 45.0 -7.4 37.6 12.5 0.52| 9.2 4.8 4000 121 6 82 4| 1.4 0.6 2.0| 53.8 -12.6 41.1 10.3 0.45| 8.6 3.9 5000 124 6 79 4| 0.6 0.5 1.1| 62.7 -12.6 50.1 10.0 0.52| 8.0 4.1 6000 130 6 84 3| 0.5 0.1 0.6| 62.7 -26.6 36.1 6.0 0.36| 7.6 2.8 Wrote GIF file: /home/apache/climate/data/raob//DFFD/skewt/DFFD.skewt.20251209.00.gif