UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for RPMD... Searching the city database file for: RPMD ... Date:1200Z 28 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 1007 18 28.4 25.0 82 3.4 25.9 160 1 300.9 304.6 298.8 360.5 20.18 1 976 297 26.0 23.7 87 2.3 24.3 174 1 301.2 304.8 298.3 358.0 19.24 2 912 894 21.8 21.2 96 0.6 21.4 22 3 302.8 306.1 297.7 355.1 17.64 3 905 961 21.0 19.8 93 1.2 20.2 12 3 302.7 305.7 296.8 350.8 16.27 4 850 1506 19.2 15.0 77 4.2 16.4 335 7 306.3 308.6 295.4 344.5 12.72 5 793 2101 16.4 10.4 68 6.0 12.6 22 9 309.4 311.3 294.3 340.0 10.04 6 763 2429 15.0 9.0 67 6.0 11.2 31 8 311.3 313.1 294.4 340.5 9.49 7 718 2942 12.4 7.4 72 5.0 9.3 41 6 313.9 315.7 294.8 342.0 9.04 8 700 3155 11.0 7.3 78 3.7 8.7 45 5 314.7 316.4 295.1 343.4 9.21 9 664 3594 7.6 6.6 93 1.0 7.0 71 5 315.6 317.4 295.4 344.6 9.25 10 617 4196 4.2 2.8 91 1.4 3.4 109 7 318.4 319.9 295.0 342.6 7.62 11 535 5345 -2.9 -2.9 100 0.0 -2.9 232 5 323.2 324.3 294.8 342.1 5.79 12 500 5880 -5.1 -5.9 94 0.8 -5.5 255 1 326.8 327.8 295.1 343.2 4.93 13 460 6533 -7.5 -8.6 92 1.1 -8.0 203 9 331.7 332.6 295.8 346.5 4.35 14 400 7610 -13.9 -15.1 91 1.2 -14.4 115 23 336.9 337.5 296.0 347.3 2.96 15 366 8278 -17.9 -19.5 87 1.6 -18.4 109 27 340.3 340.7 296.3 348.3 2.23 16 300 9730 -28.5 -30.2 85 1.7 -28.9 85 25 345.2 345.4 296.4 349.1 1.04 17 269 10502 -34.3 -36.7 79 2.4 -34.7 79 24 347.7 347.8 296.7 350.1 0.61 18 258 10793 -36.9 -39.3 78 2.4 -37.2 76 23 348.1 348.2 296.6 350.0 0.49 19 250 11010 -38.7 -41.2 77 2.5 -39.0 75 25 348.5 348.6 296.7 350.2 0.42 20 200 12500 -51.7 -54.9 68 3.2 -51.8 80 21 350.9 350.9 296.9 351.4 0.11 21 182 13104 -57.3 -59.6 75 2.3 -57.3 81 23 351.4 351.4 297.0 351.7 0.07 22 150 14300 -66.9 -72.9 42 6.0 -67.0 85 29 354.8 354.8 297.7 354.9 0.01 23 121 15559 -78.1 -83.1 44 5.0 -78.1 102 31 356.8 356.8 298.1 356.9 0.00 24 100 16630 -83.9 -88.4 45 4.5 -83.9 125 36 365.6 365.6 299.8 365.6 0.00 25 97 16799 -84.1 -89.0 42 4.9 -84.1 125 36 368.4 368.4 300.3 368.4 0.00 26 83 17646 -90.9 -95.9 37 5.0 -90.9 117 38 371.4 371.4 300.8 371.4 0.00 27 72 18420 -83.9 -87.6 52 3.7 -83.9 86 11 401.6 401.6 305.4 401.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5799.85 m Freezing level: 568.49 mb = 4875.68 m = 15996.13 ft Wetbulb zero: 573.06 mb = 4791.33 m = 15719.39 ft Precipitable water: 2.50 inches Sfc-500 mean rel hum: 85.79 % Est. max temperature: 33.25 C = 91.85 F Sfc-Lift cond lev (LCL): 959.10 mb = 450.48 m = 1477.93 ft T: 24.92 C 700-500 lapse rate: 5.91 C/km ThetaE index: 20.44 C Layer 976.0- 763.0 mb Conv cond level (CCL): 920.00 mb = 817.03 m = 2680.51 ft Mean mixing ratio: 18.75 g/kg Conv temperature: 30.08 C = 86.14 F Cap Strength: 0.53 C Lifted Index: -4.59 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.91 C Lifted Index @700 mb: -1.50 C Showalter Index: -0.08 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 20.10 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 195.00 Risk: None Energy Index: -0.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1672.38 J/kg Max Up Vert Vel: 57.83 m/s Conv Inhibition (B-): 1.43 J/kg Cap Strength: 0.53 C Lift Cond Lev (LCL): 931.56 mb = 707.06 m = 2319.72 ft Lev Free Conv (LFC): 906.56 mb = 946.20 m = 3104.28 ft Equ Level (EL): 116.56 mb = 15769.48 m = 51736.52 ft B at Equ Level: 1653.48 J/kg Wind level data Storm motion: 96 at 4 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 1007 18 160 1 -0.3 0.9 | 262 4 3.8 0.5 1 975 305 175 1 -0.1 1.0 | 262 4 4.1 0.6 2 909 914 15 3 -0.8 -2.9 | 314 5 3.4 -3.3 3 850 1506 335 7 3.0 -6.3 | 314 10 7.1 -6.8 4 848 1524 340 7 2.4 -6.6 | 317 10 6.5 -7.0 5 789 2134 25 9 -3.8 -8.2 | 358 9 0.3 -8.6 6 700 3155 45 5 -3.5 -3.5 | 351 4 0.6 -3.9 7 658 3658 75 5 -4.8 -1.3 | 22 2 -0.7 -1.7 8 610 4267 115 7 -6.3 3.0 | 139 3 -2.2 2.5 9 588 4572 145 11 -6.3 9.0 | 166 9 -2.2 8.6 10 506 5791 285 1 1.0 -0.3 | 277 5 5.1 -0.7 11 500 5880 255 1 1.0 0.3 | 272 5 5.1 -0.2 12 400 7610 115 23 -20.8 9.7 | 119 19 -16.7 9.3 13 383 7925 115 27 -24.5 11.4 | 118 23 -20.3 11.0 14 300 9730 85 25 -24.9 -2.2 | 83 21 -20.8 -2.6 15 251 10973 75 23 -22.2 -6.0 | 71 19 -18.1 -6.4 16 250 11010 75 25 -24.1 -6.5 | 71 21 -20.0 -6.9 17 200 12500 80 21 -20.7 -3.6 | 76 17 -16.5 -4.1 18 191 12802 80 21 -20.7 -3.6 | 76 17 -16.5 -4.1 19 150 14300 85 29 -28.9 -2.5 | 83 25 -24.7 -2.9 20 127 15240 95 27 -26.9 2.4 | 95 23 -22.7 1.9 21 103 16459 125 44 -36.0 25.2 | 128 40 -31.9 24.8 22 100 16630 125 36 -29.5 20.6 | 129 32 -25.3 20.2 23 98 16764 125 36 -29.5 20.6 | 129 32 -25.3 20.2 24 79 17983 115 38 -34.4 16.1 | 117 34 -30.3 15.6 25 71 18593 80 5 -4.9 -0.9 | 31 1 -0.8 -1.3 Wind Parameters Mean winds (0-6000m): 65.7 at 5.6 knts Storm direction: 95.7 at 4.2 knts Shear (0-3000m) pos: 1.2 neg: 1.4 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 92.5 deg Storm rel helicity (0-3000m) pos: 18.9 neg: -2.1 tot: 16.8 m^2/s^2 ave: 5.6 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.5 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 395.67 Bulk Shear: 4.23 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 ------------------------------------------------------------------------------- 500 154 1 260 4| 0.0 1.2 1.2| 0.1 -0.3 -0.1 -0.3 -0.06| 1.7 -0.1 1000 32 2 302 4| 0.0 2.4 2.4| 2.1 -0.3 1.7 1.7 0.36| 3.5 1.3 1500 353 3 307 6| 0.0 2.7 2.7| 2.3 -1.6 0.7 0.5 0.19| 3.8 0.7 2000 357 4 317 6| 1.4 2.1 3.4| 15.4 -1.6 13.9 6.9 0.45| 4.3 1.9 2500 8 5 328 6| 1.4 1.6 3.0| 18.9 -1.6 17.3 6.9 0.45| 4.1 1.8 3000 15 5 333 6| 1.2 1.4 2.5| 18.9 -2.1 16.8 5.6 0.39| 3.8 1.5 4000 28 5 342 5| 1.5 1.0 2.5| 21.1 -2.3 18.7 4.7 0.44| 3.6 1.6 5000 55 6 11 4| 1.4 0.8 2.2| 47.7 -2.3 45.4 9.1 0.57| 4.6 2.6 6000 66 6 19 3| 0.6 0.6 1.3| 64.0 -4.3 59.8 10.0 0.57| 4.8 2.7 Wrote GIF file: /home/apache/climate/data/raob//RPMD/skewt/RPMD.skewt.20251228.12.gif