UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051606.upa.cvt Date: 0600Z 16 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 16 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 77 SFC 983 227 29.6 19.6 55 10.0 22.5 230 8 304.2 307.0 296.3 348.2 14.76 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): 850.38 mb = -9999.00 m = -9999.00 ft T: -9999.00 C ThetaE index: 0.00 C Layer 983.0--45828628193214464.0 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: 302.75 C Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 140 at 17 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 ---------------------------------------------------------- 0 983 227 230 8 6.1 5.1 | 294 18 16.9 -7.5 1 967 305 235 13 10.6 7.5 | 284 22 21.4 -5.2 2 925 510 250 15 14.1 5.1 | 287 26 24.8 -7.5 3 914 610 260 16 15.8 2.8 | 290 28 26.5 -9.9 4 881 914 245 26 23.6 11.0 | 273 34 34.3 -1.6 5 850 1209 220 18 11.6 13.8 | 267 22 22.3 1.2 6 849 1219 225 18 12.7 12.7 | 270 23 23.5 0.1 7 787 1829 30 5 -2.5 -4.3 | 334 19 8.3 -17.0 8 758 2134 50 15 -11.5 -9.6 | 2 22 -0.7 -22.3 9 730 2438 70 19 -17.9 -6.5 | 20 20 -7.1 -19.1 10 703 2743 75 24 -23.2 -6.2 | 33 23 -12.4 -18.8 11 700 2772 80 21 -20.7 -3.6 | 31 19 -9.9 -16.3 12 624 3658 105 29 -28.0 7.5 | 73 18 -17.3 -5.1 13 576 4267 115 30 -27.2 12.7 | 90 16 -16.4 0.0 14 532 4877 125 33 -27.0 18.9 | 111 17 -16.3 6.3 15 500 5350 100 26 -25.6 4.5 | 61 17 -14.9 -8.1 16 451 6096 85 20 -19.9 -1.7 | 33 17 -9.2 -14.4 17 400 6970 55 6 -4.9 -3.4 | 340 17 5.8 -16.1 18 364 7620 320 5 3.2 -3.8 | 320 22 14.0 -16.5 19 300 8960 325 11 6.3 -9.0 | 322 28 17.1 -21.6 20 292 9144 325 14 8.0 -11.5 | 322 31 18.8 -24.1 21 250 10160 325 32 18.4 -26.2 | 323 49 29.1 -38.8 22 231 10668 325 34 19.5 -27.9 | 323 51 30.3 -40.5 23 200 11590 305 24 19.7 -13.8 | 311 40 30.4 -26.4 24 150 13509 270 24 24.0 -0.0 | 290 37 34.8 -12.6 25 110 15240 265 43 42.8 3.7 | 279 54 53.6 -8.9 26 100 15797 270 24 24.0 -0.0 | 290 37 34.8 -12.6 27 70 17669 270 24 24.0 -0.0 | 290 37 34.8 -12.6 28 62 18288 180 12 0.0 12.0 | 273 11 10.8 -0.6 29 50 19323 270 24 24.0 -0.0 | 290 37 34.8 -12.6 30 32 21336 355 10 0.9 -10.0 | 333 25 11.6 -22.6 31 30 21639 270 24 24.0 -0.0 | 290 37 34.8 -12.6 32 20 23324 270 24 24.0 -0.0 | 290 37 34.8 -12.6 33 15 24384 105 35 -33.8 9.1 | 81 23 -23.1 -3.6 34 10 25919 270 24 24.0 -0.0 | 290 37 34.8 -12.6 35 7 27432 95 39 -38.9 3.4 | 72 30 -28.1 -9.2 Wind Parameters Mean winds (0-6000m): 109.6 at 22.1 knts Storm direction: 139.6 at 16.6 knts Shear (0-3000m) pos: 4.7 neg: 1.6 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 117.6 deg Storm rel helicity (0-3000m) pos: 380.3 neg: -118.3 tot: 261.9 m^2/s^2 ave: 87.3 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 17.3 stream: 7.8 10^-3/s Energy-Hel index: 185.67 Bulk Rich Number: 661.06 Bulk Shear: 151.60 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 ------------------------------------------------------------------------------- 500 246 14 286 25| 13.4 0.0 13.4| 16.9 -42.6 -25.7 -51.4 -0.26| 16.2 -4.2 1000 243 17 280 27| 6.7 4.7 11.3| 27.7-118.3 -90.7 -90.7 -0.34| 17.5 -5.9 1500 243 16 282 26| 6.5 3.1 9.6|226.2-118.3 107.8 71.9 0.26| 22.4 5.8 2000 244 15 284 25| 6.4 2.3 8.7|296.4-118.3 178.1 89.0 0.36| 20.9 7.6 2500 238 16 280 24| 6.0 1.9 7.9|349.9-118.3 231.6 92.6 0.43| 18.8 8.1 3000 146 17 226 2| 4.7 1.6 6.2|380.3-118.3 261.9 87.3 0.45| 17.3 7.8 4000 112 20 55 9| 3.5 1.2 4.7|434.6-118.3 316.2 79.1 0.51| 14.5 7.3 5000 115 22 70 10| 2.9 0.6 3.5|461.3-164.8 296.4 59.3 0.41| 13.3 5.4 6000 110 22 63 11| 2.4 1.2 3.6|461.3-230.0 231.2 38.5 0.26| 12.3 3.2 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250516.06.gif