UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for RPMD... Searching the city database file for: RPMD ... Date:1200Z 18 DEC 25 Station: RPMD WMO ident: 98753 Latitude: 7.13 Longitude: 125.65 Elevation: 18.00 ------------------------------------------------------------------------------- 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 1005 18 27.2 22.4 75 4.8 23.7 330 1 299.9 303.1 296.7 350.3 17.21 1 974 297 25.6 21.6 79 4.0 22.7 359 12 301.0 304.1 296.8 350.7 16.91 2 910 895 21.0 20.0 94 1.0 20.3 29 7 302.2 305.2 296.8 350.6 16.39 3 892 1069 20.2 19.6 96 0.6 19.8 59 5 303.1 306.1 297.0 351.4 16.30 4 850 1487 18.4 16.8 90 1.6 17.3 140 1 305.4 308.1 296.3 348.2 14.31 5 809 1909 15.0 14.3 96 0.7 14.6 102 7 306.2 308.5 295.4 344.5 12.77 6 791 2100 15.0 12.7 86 2.3 13.5 84 10 308.1 310.3 295.2 343.7 11.75 7 700 3131 11.6 7.2 74 4.4 8.9 115 15 315.3 317.1 295.3 343.9 9.15 8 662 3596 8.6 4.9 78 3.7 6.3 115 15 317.0 318.6 295.0 343.0 8.24 9 615 4203 5.4 2.9 84 2.5 3.9 124 20 320.1 321.6 295.4 344.7 7.70 10 500 5870 -3.7 -5.2 89 1.5 -4.5 110 11 328.5 329.6 295.7 345.9 5.20 11 452 6661 -8.7 -8.9 98 0.2 -8.8 112 12 331.9 332.7 295.8 346.6 4.32 12 400 7600 -13.9 -15.0 91 1.1 -14.3 115 13 336.9 337.5 296.1 347.4 2.98 13 347 8668 -20.1 -23.1 77 3.0 -21.0 127 12 342.5 342.9 296.4 348.8 1.72 14 300 9730 -28.3 -31.8 72 3.5 -29.0 140 11 345.5 345.7 296.4 348.9 0.89 15 293 9898 -29.7 -33.8 67 4.1 -30.4 137 11 345.8 346.0 296.4 348.7 0.75 16 258 10785 -37.5 -40.7 72 3.2 -37.9 123 11 347.2 347.3 296.4 348.9 0.42 17 250 11000 -39.3 -42.2 74 2.9 -39.6 115 9 347.6 347.7 296.4 349.1 0.37 18 219 11894 -46.5 -62.5 15 16.0 -47.1 113 14 349.9 349.9 296.7 350.1 0.04 19 200 12490 -52.1 -65.1 20 13.0 -52.4 110 25 350.3 350.3 296.7 350.4 0.03 20 175 13338 -59.7 -64.4 54 4.7 -59.8 108 32 351.4 351.4 297.0 351.6 0.04 21 150 14280 -68.3 -72.8 52 4.5 -68.4 105 40 352.4 352.4 297.2 352.5 0.01 22 141 14648 -71.7 -76.7 47 5.0 -71.7 105 40 352.8 352.8 297.3 352.8 0.01 23 136 14861 -71.7 -77.7 40 6.0 -71.7 114 35 356.4 356.4 298.0 356.5 0.01 24 110 16090 -79.1 -87.1 26 8.0 -79.1 164 9 364.8 364.8 299.6 364.8 0.00 25 109 16142 -78.3 -86.3 26 8.0 -78.3 167 8 367.3 367.3 300.1 367.3 0.00 26 100 16630 -81.7 -89.7 24 8.0 -81.7 305 9 369.9 369.9 300.5 369.9 0.00 27 96 16858 -83.5 -92.5 19 9.0 -83.5 312 10 370.7 370.7 300.7 370.7 0.00 28 87 17402 -85.3 -92.3 27 7.0 -85.3 353 14 377.7 377.7 301.9 377.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5807.64 m Freezing level: 546.76 mb = 5192.09 m = 17034.21 ft Wetbulb zero: 561.04 mb = 4942.36 m = 16214.91 ft Precipitable water: 2.50 inches Sfc-500 mean rel hum: 84.85 % Est. max temperature: 32.42 C = 90.36 F Sfc-Lift cond lev (LCL): 937.53 mb = 632.45 m = 2074.96 ft T: 23.02 C 700-500 lapse rate: 5.59 C/km ThetaE index: 7.73 C Layer 850.0- 700.0 mb Conv cond level (CCL): 885.77 mb = 1129.57 m = 3705.88 ft Mean mixing ratio: 16.76 g/kg Conv temperature: 30.72 C = 87.29 F Cap Strength: 0.80 C Lifted Index: -1.00 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.31 C Lifted Index @700 mb: 0.80 C Showalter Index: -0.09 C Risk: Thunderstorms probable Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.50 C K Index: 34.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 214.60 Risk: None Energy Index: -0.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 222.17 J/kg Max Up Vert Vel: 21.08 m/s Conv Inhibition (B-): 17.69 J/kg Cap Strength: 0.80 C Lift Cond Lev (LCL): 913.69 mb = 859.05 m = 2818.36 ft Lev Free Conv (LFC): 828.69 mb = 1703.81 m = 5589.87 ft Equ Level (EL): 758.69 mb = 2451.90 m = 8044.20 ft B at Equ Level: 18.76 J/kg Max Parcel Lev (MPL): 128.69 mb = 15181.34 m = 49806.93 ft Wind level data Storm motion: 134 at 10 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 1005 18 330 1 0.5 -0.9 | 316 11 7.4 -7.6 1 973 305 360 13 -0.0 -13.0 | 341 21 6.9 -19.8 2 907 914 30 7 -3.5 -6.1 | 345 13 3.4 -12.8 3 850 1487 140 1 -0.6 0.8 | 314 9 6.3 -6.0 4 846 1524 140 1 -0.6 0.8 | 314 9 6.3 -6.0 5 788 2134 80 11 -10.8 -1.9 | 24 10 -3.9 -8.7 6 733 2743 100 21 -20.7 3.6 | 77 14 -13.7 -3.1 7 700 3131 115 15 -13.6 6.3 | 86 7 -6.6 -0.4 8 656 3658 115 15 -13.6 6.3 | 86 7 -6.6 -0.4 9 609 4267 125 21 -17.2 12.0 | 117 12 -10.3 5.3 10 500 5870 110 11 -10.3 3.8 | 48 5 -3.4 -3.0 11 400 7600 115 13 -11.8 5.5 | 75 5 -4.8 -1.3 12 300 9730 140 11 -7.1 8.4 | 176 2 -0.1 1.6 13 251 10973 120 11 -9.5 5.5 | 64 3 -2.6 -1.3 14 250 11000 115 9 -8.2 3.8 | 22 3 -1.2 -3.0 15 229 11582 115 9 -8.2 3.8 | 22 3 -1.2 -3.0 16 200 12490 110 25 -23.5 8.6 | 96 17 -16.5 1.8 17 150 14280 105 40 -38.6 10.4 | 96 32 -31.7 3.6 18 141 14630 105 40 -38.6 10.4 | 96 32 -31.7 3.6 19 103 16459 180 1 0.0 1.0 | 310 9 6.9 -5.8 20 100 16630 305 9 7.4 -5.2 | 310 19 14.3 -11.9 21 98 16764 305 9 7.4 -5.2 | 310 19 14.3 -11.9 22 88 17374 350 15 2.6 -14.8 | 336 24 9.6 -21.5 23 83 17678 15 5 -1.3 -4.8 | 334 13 5.7 -11.6 Wind Parameters Mean winds (0-6000m): 104.3 at 12.9 knts Storm direction: 134.3 at 9.7 knts Shear (0-3000m) pos: 1.8 neg: 1.5 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 128.5 deg Storm rel helicity (0-3000m) pos: 87.5 neg: -10.4 tot: 77.1 m^2/s^2 ave: 25.7 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 4.0 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 5.58 Bulk Shear: 39.83 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 2 9 337 17| 10.5 0.0 10.5| 37.0 0.0 37.0 73.9 0.54| 15.8 8.5 1000 10 9 340 16| 3.0 0.0 3.0| 40.4 -0.6 39.9 39.9 0.39| 11.7 4.6 1500 13 7 338 15| 0.7 0.0 0.7| 40.4 -10.4 30.1 20.0 0.14| 10.4 1.5 2000 27 6 342 13| 0.5 2.2 2.7| 49.9 -10.4 39.5 19.7 0.27| 10.2 2.8 2500 49 8 355 12| 2.0 1.7 3.7| 69.9 -10.4 59.5 23.8 0.37| 10.1 3.7 3000 70 10 12 10| 1.8 1.5 3.3| 87.5 -10.4 77.1 25.7 0.40| 10.0 4.0 4000 89 11 32 8| 1.7 1.1 2.8| 94.0 -10.4 83.6 20.9 0.41| 8.3 3.4 5000 101 13 52 7| 1.5 0.8 2.3| 98.4 -18.0 80.4 16.1 0.35| 7.4 2.6 6000 104 13 57 7| 1.2 0.6 1.9| 98.6 -25.1 73.5 12.3 0.26| 6.7 1.8 Wrote GIF file: /home/apache/climate/data/raob//RPMD/skewt/RPMD.skewt.20251218.12.gif