UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051318.upa.cvt Date: 1800Z 13 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1800Z 13 MAY 25 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 31 SFC 979 227 43.2 13.2 17 30.0 22.6 150 4 318.3 320.2 296.4 349.2 9.78 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): 638.73 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 979.0- -0.0 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: 316.35 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 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 ---------------------------------------------------------- 0 979 227 150 4 -2.0 3.5 | 283 8 7.5 -1.7 1 962 305 155 4 -1.7 3.6 | 281 8 7.8 -1.5 2 925 474 175 5 -0.4 5.0 | 271 9 9.1 -0.2 3 910 610 140 6 -3.9 4.6 | 275 6 5.7 -0.5 4 877 914 130 6 -4.6 3.9 | 285 5 4.9 -1.3 5 850 1174 135 6 -4.2 4.2 | 280 5 5.3 -0.9 6 845 1219 135 5 -3.5 3.5 | 285 6 6.0 -1.6 7 784 1829 95 2 -2.0 0.2 | 303 9 7.5 -5.0 8 755 2134 135 3 -2.1 2.1 | 292 8 7.4 -3.0 9 727 2438 160 4 -1.4 3.8 | 280 8 8.1 -1.4 10 700 2738 125 3 -2.5 1.7 | 296 8 7.0 -3.4 11 700 2743 130 3 -2.3 1.9 | 294 8 7.2 -3.2 12 621 3658 60 8 -6.9 -4.0 | 344 9 2.6 -9.1 13 574 4267 70 22 -20.7 -7.5 | 41 17 -11.2 -12.7 14 530 4877 70 34 -31.9 -11.6 | 53 28 -22.4 -16.8 15 500 5320 85 32 -31.9 -2.8 | 70 24 -22.4 -7.9 16 449 6096 105 34 -32.8 8.8 | 99 24 -23.3 3.7 17 400 6940 85 19 -18.9 -1.7 | 54 12 -9.4 -6.8 18 363 7620 80 26 -25.6 -4.5 | 59 19 -16.1 -9.7 19 300 8930 40 18 -11.6 -13.8 | 6 19 -2.1 -18.9 20 290 9144 40 20 -12.9 -15.3 | 9 21 -3.3 -20.5 21 250 10130 55 22 -18.0 -12.6 | 26 20 -8.5 -17.8 22 230 10668 45 21 -14.8 -14.8 | 15 21 -5.3 -20.0 23 200 11560 10 13 -2.3 -12.8 | 338 19 7.2 -17.9 24 150 13380 260 15 14.8 2.6 | 276 24 24.3 -2.5 25 112 15240 275 24 23.9 -2.1 | 282 34 33.4 -7.2 26 100 15950 305 12 9.8 -6.9 | 302 23 19.3 -12.0 27 70 18210 15 6 -1.6 -5.8 | 324 14 8.0 -10.9 28 69 18288 345 10 2.6 -9.7 | 321 19 12.1 -14.8 29 50 20350 215 4 2.3 3.3 | 279 12 11.8 -1.9 30 43 21336 270 5 5.0 -0.0 | 290 15 14.5 -5.1 31 30 23580 125 13 -10.6 7.5 | 154 3 -1.1 2.3 32 26 24384 125 18 -14.7 10.3 | 135 7 -5.2 5.2 33 20 26150 95 26 -25.9 2.3 | 80 17 -16.4 -2.9 34 16 27432 90 32 -32.0 0.0 | 77 23 -22.5 -5.1 35 10 30550 95 55 -54.8 4.8 | 90 45 -45.3 -0.3 Wind Parameters Mean winds (0-6000m): 88.4 at 14.4 knts Storm direction: 118.4 at 10.8 knts Shear (0-3000m) pos: 0.4 neg: 1.1 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 38.8 deg Storm rel helicity (0-3000m) pos: 16.3 neg: -11.5 tot: 4.8 m^2/s^2 ave: 1.6 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 0.6 10^-3/s Energy-Hel index: 4.32 Bulk Rich Number: 4258.40 Bulk Shear: 23.53 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 ------------------------------------------------------------------------------- 500 156 5 276 8| 0.0 2.4 2.4| 1.5 -3.8 -2.3 -4.6 -0.16| 5.4 -0.9 1000 145 5 277 7| 0.0 0.8 0.8| 3.0 -4.3 -1.3 -1.3 -0.02| 3.7 -0.1 1500 140 5 282 7| 0.0 1.0 1.0| 6.8 -4.3 2.5 1.7 0.19| 3.6 0.7 2000 138 4 286 7| 0.6 0.8 1.3| 6.9 -9.0 -2.0 -1.0 -0.01| 3.5 -0.0 2500 140 4 286 7| 0.4 0.8 1.2| 11.2 -11.5 -0.2 -0.1 0.04| 3.5 0.2 3000 135 4 289 7| 0.4 1.1 1.5| 16.3 -11.5 4.8 1.6 0.18| 3.6 0.6 4000 101 6 317 5| 1.4 1.6 3.0| 57.3 -11.5 45.8 11.5 0.46| 4.9 2.3 5000 83 11 9 6| 2.4 1.3 3.7|128.5 -11.5 117.0 23.4 0.50| 5.9 3.0 6000 88 14 41 7| 2.2 1.1 3.3|208.3 -20.7 187.7 31.3 0.55| 6.3 3.5 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250513.18.gif