UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for RP618... Searching the city database file for: RP618 ... Date:1200Z 4 DEC 25 Station: RP618 WMO ident: 98618 Latitude: 9.75 Longitude: 118.73 ------------------------------------------------------------------------------- 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 1008 23 29.0 24.0 74 5.0 25.3 60 13 301.5 304.9 298.2 357.4 18.96 1 976 308 26.6 22.4 78 4.2 23.5 65 17 301.8 305.1 297.5 354.2 17.74 2 912 900 21.6 19.0 85 2.6 19.8 51 21 302.6 305.4 296.2 348.0 15.34 3 902 995 20.8 18.6 87 2.2 19.3 52 22 302.8 305.5 296.1 347.5 15.12 4 870 1306 20.0 14.0 68 6.0 16.0 60 26 305.1 307.2 294.3 339.8 11.63 5 850 1506 18.6 13.9 74 4.7 15.5 60 25 305.6 307.8 294.6 341.1 11.83 6 793 2099 14.2 13.3 94 0.9 13.6 27 16 307.1 309.3 295.3 343.8 12.20 7 731 2785 11.8 11.1 95 0.7 11.3 43 13 311.7 313.8 295.9 346.8 11.44 8 700 3149 11.4 -0.6 43 12.0 4.9 60 13 315.1 316.1 292.2 331.7 5.23 9 672 3489 9.6 -5.4 34 15.0 2.2 63 12 316.8 317.5 291.5 329.1 3.80 10 663 3601 9.2 -3.8 40 13.0 2.6 64 11 317.6 318.4 292.2 331.6 4.36 11 656 3689 8.8 -5.2 37 14.0 1.8 66 11 318.1 318.8 292.0 330.9 3.96 12 646 3816 7.6 -0.4 57 8.0 3.2 70 12 318.1 319.2 293.4 336.6 5.76 13 625 4088 6.0 -6.0 42 12.0 0.1 78 14 319.3 320.1 292.3 332.0 3.91 14 616 4206 5.4 -3.6 52 9.0 0.8 82 14 320.0 320.9 293.2 335.4 4.76 15 601 4408 3.8 1.8 87 2.0 2.7 85 15 320.4 321.8 295.2 343.7 7.28 16 582 4668 1.8 1.2 96 0.6 1.5 85 16 321.0 322.4 295.3 344.1 7.20 17 552 5093 -0.5 -0.5 100 0.0 -0.5 85 17 323.2 324.5 295.5 344.9 6.70 18 517 5615 -2.9 -8.9 63 6.0 -5.7 85 18 326.4 327.1 294.1 339.0 3.78 19 500 5880 -4.3 -10.3 63 6.0 -7.0 85 19 327.8 328.5 294.2 339.6 3.49 20 491 6023 -5.1 -17.1 38 12.0 -9.5 86 19 328.5 328.9 293.2 335.6 2.04 21 479 6218 -5.3 -19.3 32 14.0 -10.2 87 20 330.6 331.0 293.5 336.7 1.73 22 461 6517 -7.3 -21.3 32 14.0 -11.9 89 20 331.8 332.1 293.6 337.1 1.51 23 449 6723 -8.7 -9.7 92 1.0 -9.2 90 21 332.5 333.3 295.8 346.5 4.08 24 400 7610 -14.1 -14.9 94 0.8 -14.4 95 23 336.7 337.3 296.0 347.2 3.01 25 363 8338 -19.1 -19.3 98 0.2 -19.2 91 26 339.5 339.9 296.1 347.7 2.29 26 335 8930 -22.3 -26.2 71 3.9 -23.3 95 22 343.0 343.2 296.2 348.0 1.35 27 308 9541 -26.9 -37.9 35 11.0 -28.7 99 18 344.9 345.0 295.9 346.7 0.47 28 300 9730 -28.5 -33.1 65 4.6 -29.3 100 17 345.2 345.4 296.3 348.2 0.78 29 290 9972 -30.5 -33.7 73 3.2 -31.0 103 18 345.7 345.9 296.3 348.7 0.77 30 278 10271 -32.7 -42.7 36 10.0 -33.9 106 19 346.8 346.8 296.2 348.0 0.32 31 264 10633 -35.7 -46.7 31 11.0 -36.7 111 20 347.5 347.6 296.3 348.4 0.22 32 258 10793 -36.9 -50.9 22 14.0 -38.0 113 20 348.1 348.1 296.3 348.6 0.14 33 250 11010 -39.1 -51.1 27 12.0 -39.9 115 21 347.9 348.0 296.3 348.5 0.14 34 217 11965 -47.3 -58.3 27 11.0 -47.7 125 20 349.6 349.6 296.6 349.9 0.07 35 200 12500 -52.1 -61.1 33 9.0 -52.4 130 19 350.3 350.3 296.7 350.5 0.05 36 191 12797 -54.5 -56.8 76 2.3 -54.6 130 19 351.1 351.1 297.0 351.4 0.09 37 150 14300 -67.7 -71.7 57 4.0 -67.7 115 48 353.5 353.5 297.4 353.5 0.02 38 125 15368 -76.9 -81.4 49 4.5 -76.9 112 55 355.7 355.7 297.8 355.7 0.00 39 112 15991 -80.5 -85.1 46 4.6 -80.5 105 52 360.3 360.3 298.8 360.3 0.00 40 103 16463 -79.3 -84.0 46 4.7 -79.3 87 29 371.4 371.4 300.8 371.4 0.00 41 100 16630 -80.9 -85.9 43 5.0 -80.9 80 21 371.4 371.4 300.8 371.4 0.00 42 85 17524 -87.1 -93.1 32 6.0 -87.1 85 21 376.5 376.5 301.7 376.5 0.00 43 70 18600 -78.3 -81.6 58 3.3 -78.3 80 21 416.9 416.9 307.3 416.9 0.01 44 56 19885 -77.3 -84.3 32 7.0 -77.3 12 3 446.6 446.6 310.6 446.7 0.01 45 50 20550 -70.7 -79.7 25 9.0 -70.8 105 31 476.9 476.9 313.2 477.0 0.01 46 38 22181 -69.7 -96.7 1 27.0 -69.9 98 39 518.4 518.4 316.2 518.4 0.00 47 35 22680 -62.5 -91.5 1 29.0 -63.1 95 41 549.5 549.5 318.1 549.5 0.00 TRP 85 17524 -87.1 -93.1 32 6.0 -87.1 85 21 376.5 376.5 301.7 376.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.49 m Freezing level: 558.52 mb = 5000.87 m = 16406.85 ft Wetbulb zero: 559.64 mb = 4982.80 m = 16347.58 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 75.28 % Est. max temperature: 32.95 C = 91.31 F Sfc-Lift cond lev (LCL): 937.91 mb = 655.45 m = 2150.39 ft T: 23.67 C 700-500 lapse rate: 5.75 C/km ThetaE index: 17.71 C Layer 700.0- 663.0 mb Conv cond level (CCL): 868.44 mb = 1321.81 m = 4336.61 ft Mean mixing ratio: 17.05 g/kg Conv temperature: 32.65 C = 90.77 F Cap Strength: 0.88 C Lifted Index: -2.21 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.45 C Lifted Index @700 mb: 0.13 C Showalter Index: 2.07 C Risk: Showers probable Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 18.20 C K Index: 24.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 235.80 Risk: None Energy Index: -0.29 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 626.12 J/kg Max Up Vert Vel: 35.39 m/s Conv Inhibition (B-): 15.21 J/kg Cap Strength: 0.75 C Lift Cond Lev (LCL): 907.28 mb = 944.70 m = 3099.36 ft Lev Free Conv (LFC): 832.28 mb = 1685.84 m = 5530.92 ft Equ Level (EL): 702.28 mb = 3121.66 m = 10241.53 ft B at Equ Level: 54.96 J/kg Max Parcel Lev (MPL): 92.28 mb = 17071.51 m = 56008.21 ft Wind level data Storm motion: 94 at 13 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 1008 23 60 13 -11.3 -6.5 | 350 7 1.3 -7.3 1 976 305 65 17 -15.4 -7.2 | 20 9 -2.9 -8.0 2 910 914 50 21 -16.1 -13.5 | 14 15 -3.5 -14.3 3 878 1219 60 27 -23.4 -13.5 | 37 18 -10.8 -14.3 4 850 1506 60 25 -21.7 -12.5 | 34 16 -9.1 -13.3 5 789 2134 25 15 -6.3 -13.6 | 337 16 6.2 -14.4 6 761 2438 20 15 -5.1 -14.1 | 334 17 7.4 -14.9 7 708 3048 60 11 -9.5 -5.5 | 334 7 3.0 -6.3 8 700 3149 60 13 -11.3 -6.5 | 350 7 1.3 -7.3 9 657 3658 65 11 -10.0 -4.6 | 335 6 2.6 -5.5 10 610 4267 85 15 -14.9 -1.3 | 48 3 -2.4 -2.2 11 500 5880 85 19 -18.9 -1.7 | 69 7 -6.4 -2.5 12 400 7610 95 23 -22.9 2.0 | 96 10 -10.4 1.2 13 368 8230 90 27 -27.0 0.0 | 87 14 -14.4 -0.8 14 300 9730 100 17 -16.7 3.0 | 117 5 -4.2 2.1 15 251 10973 115 21 -19.0 8.9 | 141 10 -6.5 8.0 16 250 11010 115 21 -19.0 8.9 | 141 10 -6.5 8.0 17 200 12500 130 19 -14.6 12.2 | 170 12 -2.0 11.4 18 191 12802 130 19 -14.6 12.2 | 170 12 -2.0 11.4 19 150 14300 115 48 -43.5 20.3 | 122 37 -30.9 19.4 20 115 15850 110 58 -54.5 19.8 | 114 46 -41.9 19.0 21 100 16630 80 21 -20.7 -3.6 | 61 9 -8.1 -4.5 22 98 16764 95 21 -20.9 1.8 | 97 8 -8.4 1.0 23 87 17374 75 23 -22.2 -6.0 | 55 12 -9.7 -6.8 24 85 17524 85 21 -20.9 -1.8 | 72 9 -8.4 -2.7 25 70 18593 130 25 -19.2 16.1 | 157 17 -6.6 15.2 26 70 18600 80 21 -20.7 -3.6 | 61 9 -8.1 -4.5 27 63 19202 60 25 -21.7 -12.5 | 34 16 -9.1 -13.3 28 57 19812 0 0 -0.0 -0.0 | 274 13 12.6 -0.8 29 50 20550 105 31 -29.9 8.0 | 112 19 -17.4 7.2 30 45 21031 105 35 -33.8 9.1 | 111 23 -21.3 8.2 31 31 22860 90 44 -44.0 0.0 | 88 31 -31.4 -0.8 Wind Parameters Mean winds (0-6000m): 63.8 at 16.8 knts Storm direction: 93.8 at 12.6 knts Shear (0-3000m) pos: 1.7 neg: 1.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -14.5 deg Storm rel helicity (0-3000m) pos: 41.0 neg: -77.3 tot: -36.3 m^2/s^2 ave: -12.1 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 7.9 stream: -1.2 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 9225.06 Bulk Shear: 0.07 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 63 16 12 8| 0.0 5.6 5.6| 8.4 -0.6 7.9 15.8 0.61| 6.5 4.0 1000 58 18 15 11| 0.0 5.3 5.3| 17.1 -3.3 13.8 13.8 0.40| 6.6 2.7 1500 58 21 23 13| 1.0 3.5 4.5| 36.0 -9.1 26.9 17.9 0.41| 6.9 2.8 2000 56 21 20 13| 0.7 2.6 3.4| 36.0 -62.4 -26.4 -13.2 -0.14| 8.5 -1.2 2500 51 20 11 13| 0.6 2.2 2.8| 38.0 -76.2 -38.1 -15.2 -0.20| 7.8 -1.6 3000 50 18 7 13| 1.7 1.8 3.6| 41.0 -77.3 -36.3 -12.1 -0.16| 7.9 -1.2 4000 53 17 4 11| 1.9 1.4 3.2| 47.4 -79.7 -32.3 -8.1 -0.08| 6.8 -0.6 5000 59 17 9 10| 1.8 1.0 2.8| 50.6 -79.7 -29.2 -5.8 -0.02| 5.9 -0.1 6000 64 17 17 9| 1.6 0.8 2.4| 52.3 -79.7 -27.4 -4.6 0.00| 5.1 0.0 Wrote GIF file: /home/apache/climate/data/raob//RP618/skewt/RP618.skewt.20251204.12.gif