UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011606.upa.cvt Date: 0600Z 16 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:0600Z 16 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 117 SFC 987 227 15.0 10.0 72 5.0 12.1 10 6 289.2 290.6 285.8 311.3 7.83 2 700 2802 12.0 11.5 97 0.5 11.7 120 5 315.8 318.1 297.5 354.1 12.28 3 400 6990 24.0 22.0 89 2.0 22.3 240 20 386.2 396.5 319.3 574.1 43.98 TRP WND Sounding variables and indices 1000-500 mb thick: 5203.06 m Precipitable water: 4.34 inches Sfc-500 mean rel hum: 89.22 % Est. max temperature: 27.40 C = 81.32 F Sfc-Lift cond lev (LCL): 915.72 mb = 788.74 m = 2587.71 ft T: 14.35 C 700-500 lapse rate: -2.87 C/km ThetaE index: 0.00 C Layer 987.0- -0.0 mb Conv cond level (CCL): None Cap Strength: 12.68 C Lifted Index: 37.12 C Risk: None Lifted Index @700 mb: 12.68 C Showalter Index: 31.15 C Risk: None Total Totals Index: -14.08 C Risk: None Vertical Totals Index: -5.52 C Cross Totals Index: -8.56 C K Index: 4.63 Risk: None Sweat Index: 152.98 Risk: None Energy Index: 20.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.00 J/kg Max Up Vert Vel: 0.00 m/s Conv Inhibition (B-): 4913.86 J/kg Cap Strength: 35.99 C Lift Cond Lev (LCL): 877.42 mb = 1108.98 m = 3638.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 69 at 7 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 ---------------------------------------------------------- 0 987 227 10 6 -1.0 -5.9 | 305 6 5.1 -3.5 1 976 305 55 13 -10.6 -7.5 | 42 7 -4.5 -5.1 2 933 610 50 20 -15.3 -12.9 | 41 14 -9.2 -10.5 3 892 914 50 15 -11.5 -9.6 | 36 9 -5.4 -7.3 4 853 1219 55 12 -9.8 -6.9 | 39 6 -3.7 -4.5 5 850 1240 55 11 -9.0 -6.3 | 36 5 -2.9 -3.9 6 790 1829 35 7 -4.0 -5.7 | 328 4 2.1 -3.4 7 761 2134 25 4 -1.7 -3.6 | 286 5 4.4 -1.3 8 732 2438 65 3 -2.7 -1.3 | 252 4 3.4 1.1 9 705 2743 120 5 -4.3 2.5 | 200 5 1.8 4.9 10 700 2802 120 5 -4.3 2.5 | 200 5 1.8 4.9 11 626 3658 200 4 1.4 3.8 | 231 10 7.5 6.1 12 578 4267 235 7 5.7 4.0 | 242 13 11.9 6.4 13 534 4877 210 10 5.0 8.7 | 225 16 11.1 11.0 14 500 5380 255 6 5.8 1.6 | 252 13 11.9 3.9 15 453 6096 265 16 15.9 1.4 | 260 22 22.1 3.8 16 400 6990 240 20 17.3 10.0 | 242 27 23.5 12.4 17 365 7620 235 20 16.4 11.5 | 238 26 22.5 13.8 18 300 8980 265 40 39.8 3.5 | 263 46 46.0 5.9 19 293 9144 270 41 41.0 -0.0 | 267 47 47.1 2.4 Wind Parameters Mean winds (0-6000m): 38.8 at 8.8 knts Storm direction: 68.8 at 6.6 knts Shear (0-3000m) pos: 1.7 neg: 1.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -90.1 deg Storm rel helicity (0-3000m) pos: 15.6 neg: -17.7 tot: -2.1 m^2/s^2 ave: -0.7 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 7.68 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 50 16 38 10| 14.4 0.0 14.4| 12.0 -1.8 10.3 20.6 0.56| 20.1 11.3 1000 51 15 38 9| 4.4 0.0 4.4| 12.6 -3.5 9.2 9.2 0.41| 13.4 5.5 1500 50 14 35 8| 2.9 1.6 4.6| 12.6 -8.4 4.3 2.9 0.20| 10.6 2.2 2000 49 12 26 6| 2.2 2.1 4.3| 12.6 -13.2 -0.6 -0.3 0.05| 9.2 0.5 2500 50 10 23 5| 2.4 1.7 4.0| 12.6 -17.7 -5.1 -2.0 -0.07| 8.6 -0.6 3000 55 9 28 3| 1.7 1.4 3.1| 15.6 -17.7 -2.1 -0.7 -0.03| 7.7 -0.2 4000 60 8 30 2| 0.8 1.1 1.9| 28.0 -17.7 10.3 2.6 0.06| 6.7 0.4 5000 70 8 73 2| 0.2 1.0 1.3| 46.3 -31.6 14.8 3.0 0.07| 6.4 0.4 6000 39 9 352 4| 0.9 0.9 1.7| 63.2 -36.2 27.0 4.5 0.10| 6.4 0.6 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260116.06.gif