UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122223.upa.cvt Date: 2300Z 22 DEC 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 22 DEC 25 Station: YBRM WMO ident: 94203 Latitude: -17.95 Longitude: 122.23 Elevation: 9.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1004 9 23.2 22.2 94 1.0 22.5 115 10 296.0 299.1 295.5 345.0 17.02 1 1000 48 23.2 21.4 90 1.8 21.9 110 13 296.4 299.3 295.1 343.2 16.25 2 962 387 24.2 18.2 69 6.0 20.1 104 45 300.7 303.2 294.6 341.1 13.80 3 925 730 22.6 17.6 73 5.0 19.1 100 46 302.4 305.0 295.1 343.3 13.82 4 859 1374 20.4 13.4 64 7.0 15.8 96 48 306.6 308.7 294.5 340.7 11.32 5 850 1465 19.8 12.8 64 7.0 15.2 95 48 306.9 308.9 294.3 340.0 10.99 6 777 2236 16.6 10.6 68 6.0 12.7 100 47 311.4 313.4 295.1 343.4 10.39 7 700 3117 10.6 6.2 74 4.4 7.9 105 54 314.2 315.9 294.5 340.8 8.53 8 675 3418 8.2 5.7 84 2.5 6.7 106 54 314.8 316.5 294.7 341.5 8.55 9 534 5316 -1.3 -1.3 100 0.0 -1.3 128 14 325.3 326.6 295.9 346.7 6.53 TRP WND Sounding variables and indices Freezing level: 553.29 mb = 5056.60 m = 16589.69 ft Wetbulb zero: 557.32 mb = 4970.02 m = 16305.63 ft Precipitable water: 1.92 inches Sfc-500 mean rel hum: 78.85 % Est. max temperature: 33.96 C = 93.12 F Sfc-Lift cond lev (LCL): 989.83 mb = 137.47 m = 451.02 ft T: 23.46 C ThetaE index: 3.87 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 754.59 mb = 2482.87 m = 8145.80 ft Mean mixing ratio: 14.28 g/kg Conv temperature: 39.44 C = 102.98 F Cap Strength: 4.16 C Lifted Index @700 mb: 2.17 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.52 J/kg Max Up Vert Vel: 7.55 m/s Conv Inhibition (B-): 395.72 J/kg Cap Strength: 4.18 C Lift Cond Lev (LCL): 889.85 mb = 1066.92 m = 3500.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 136 at 31 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 1004 9 115 10 -9.1 4.2 | 325 22 12.8 -18.3 1 1000 48 110 13 -12.2 4.4 | 332 20 9.6 -18.0 2 971 305 105 45 -43.5 11.6 | 63 24 -21.6 -10.8 3 925 730 100 46 -45.3 8.0 | 58 28 -23.5 -14.5 4 906 914 100 49 -48.3 8.5 | 62 30 -26.4 -14.0 5 850 1465 95 48 -47.8 4.2 | 55 32 -26.0 -18.3 6 844 1524 90 46 -46.0 0.0 | 47 33 -24.2 -22.5 7 786 2134 100 46 -45.3 8.0 | 58 28 -23.5 -14.5 8 700 3117 105 54 -52.2 14.0 | 74 31 -30.3 -8.5 9 680 3353 105 55 -53.1 14.2 | 75 32 -31.3 -8.2 10 607 4267 125 35 -28.7 20.1 | 71 7 -6.8 -2.4 11 562 4877 120 34 -29.4 17.0 | 54 9 -7.6 -5.5 12 542 5182 115 19 -17.2 8.0 | 342 15 4.6 -14.4 13 521 5486 150 5 -2.5 4.3 | 313 27 19.3 -18.1 Wind Parameters Mean winds (0-6000m): 105.8 at 41.8 knts Storm direction: 135.8 at 31.3 knts Shear (0-3000m) pos: 2.3 neg: 6.4 tot: 8.7 10-3/s Storm rel Dir Shear (0-3000m): 107.7 deg Storm rel helicity (0-3000m) pos: 247.2 neg: -76.6 tot: 170.6 m^2/s^2 ave: 56.9 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 6.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 3.93 Bulk Shear: 7.25 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 ------------------------------------------------------------------------------- 500 105 34 40 18| 0.0 36.8 36.8|136.9 -7.1 129.8 259.6 0.79| 38.9 30.7 1000 102 41 53 23| 0.0 20.2 20.2|150.1 -19.8 130.4 130.4 0.69| 22.4 15.4 1500 100 43 55 25| 0.0 12.9 12.9|150.1 -74.2 75.9 50.6 0.46| 17.3 8.0 2000 99 44 54 27| 1.4 9.7 11.1|181.4 -76.6 104.8 52.4 0.48| 14.5 6.9 2500 99 45 55 27| 1.9 7.7 9.6|214.2 -76.6 137.6 55.0 0.51| 12.6 6.4 3000 100 46 58 27| 2.3 6.4 8.7|247.2 -76.6 170.6 56.9 0.54| 11.3 6.1 4000 102 47 62 27| 2.8 4.8 7.6|273.7 -77.0 196.7 49.2 0.45| 11.1 5.0 5000 105 44 63 24| 2.6 3.5 6.1|273.7-101.7 172.0 34.4 0.28| 10.5 2.9 6000 NO DATA | 2.6 3.5 6.1| | Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20251222.23.gif