UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011818.upa.cvt Date: 1800Z 18 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1800Z 18 JAN 26 Station: DRRN WMO ident: 61052 Latitude: 13.48 Longitude: 2.17 Elevation: 227.00 ------------------------------------------------------------------------------- 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 75 SFC 982 227 15.0 10.0 72 5.0 12.1 240 4 289.7 291.0 286.0 311.9 7.87 TRP WND 113 255 82 Sounding variables and indices Sfc-500 mean rel hum: -nan % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 911.09 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 982.0--1117047487299876477206528.0 mb Conv cond level (CCL): None Cap Strength: -9725.85 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 100214.80 J/kg Max Up Vert Vel: 447.69 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 ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 113 17526 255 82 79.2 21.2 1 982 227 240 4 3.5 2.0 2 965 305 230 4 3.1 2.6 3 925 500 220 3 1.9 2.3 4 913 610 275 2 2.0 -0.2 5 880 914 310 2 1.5 -1.3 6 850 1199 310 5 3.8 -3.2 7 848 1219 310 5 3.8 -3.2 8 786 1829 270 13 13.0 -0.0 9 757 2134 250 11 10.3 3.8 10 729 2438 235 11 9.0 6.3 11 702 2743 240 13 11.3 6.5 12 700 2763 230 13 10.0 8.4 13 623 3658 245 15 13.6 6.3 14 575 4267 240 23 19.9 11.5 15 531 4877 230 16 12.3 10.3 16 500 5340 225 21 14.8 14.8 17 451 6096 255 27 26.1 7.0 18 400 6960 270 29 29.0 -0.0 19 364 7620 305 50 41.0 -28.7 20 300 8950 265 47 46.8 4.1 21 291 9144 265 47 46.8 4.1 22 250 10150 250 45 42.3 15.4 23 231 10668 245 44 39.9 18.6 24 200 11580 240 60 52.0 30.0 25 150 13400 255 62 59.9 16.0 26 112 15240 255 78 75.3 20.2 27 100 15970 255 67 64.7 17.3 28 70 18230 260 27 26.6 4.7 29 69 18288 260 26 25.6 4.5 30 50 20370 220 8 5.1 6.1 31 43 21336 170 14 -2.4 13.8 32 30 23600 105 27 -26.1 7.0 Wind Parameters Energy-Hel index: -6262.80 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260118.18.gif