UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for RP618... Searching the city database file for: RP618 ... Date:1200Z 7 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 1006 28 27.8 24.2 81 3.6 25.2 360 9 300.4 304.0 298.1 357.0 19.23 1 974 312 25.2 22.7 86 2.5 23.4 355 21 300.6 303.9 297.4 353.8 18.11 2 910 904 22.2 20.2 88 2.0 20.8 350 13 303.4 306.5 297.2 352.7 16.60 3 850 1491 18.6 17.6 94 1.0 17.9 20 7 305.6 308.4 296.8 350.8 15.07 4 792 2096 15.0 14.9 99 0.1 15.0 39 9 308.0 310.6 296.4 349.1 13.58 5 747 2590 12.0 11.8 99 0.2 11.9 45 6 310.0 312.2 295.7 345.7 11.73 6 700 3136 11.2 9.8 91 1.4 10.3 50 3 314.9 317.0 296.4 349.0 10.94 7 674 3451 10.4 7.6 83 2.8 8.6 47 4 317.4 319.3 296.3 348.2 9.77 8 662 3600 9.2 6.3 82 2.9 7.4 46 5 317.7 319.5 295.8 346.4 9.09 9 628 4035 6.4 5.0 91 1.4 5.5 60 4 319.3 321.0 296.0 347.1 8.75 10 616 4193 6.0 2.7 79 3.3 4.1 66 3 320.6 322.1 295.5 344.9 7.57 11 589 4558 3.6 -1.4 70 5.0 0.9 86 5 322.0 323.1 294.6 341.0 5.87 12 500 5870 -3.9 -9.9 63 6.0 -6.6 110 5 328.3 329.0 294.4 340.5 3.61 13 486 6094 -5.1 -17.1 38 12.0 -9.6 105 6 329.5 329.9 293.5 336.7 2.06 14 448 6730 -8.3 -12.9 69 4.6 -10.2 90 7 333.2 333.9 295.3 344.2 3.16 15 420 7227 -11.7 -21.7 43 10.0 -14.9 79 8 335.1 335.4 294.5 340.8 1.60 16 408 7449 -12.9 -19.9 56 7.0 -15.3 74 9 336.3 336.7 295.1 343.2 1.93 17 400 7600 -13.5 -25.5 36 12.0 -16.9 70 9 337.4 337.7 294.8 341.9 1.20 18 365 8293 -17.7 -27.7 41 10.0 -20.3 66 10 340.8 341.0 295.4 344.8 1.08 19 338 8864 -22.5 -32.5 40 10.0 -24.6 63 10 341.8 342.0 295.4 344.6 0.74 20 310 9494 -27.1 -29.6 79 2.5 -27.6 64 12 343.9 344.2 296.2 348.0 1.06 21 300 9730 -28.7 -30.8 82 2.1 -29.1 90 15 344.9 345.1 296.3 348.7 0.98 22 258 10793 -37.5 -38.5 90 1.0 -37.6 90 20 347.2 347.3 296.5 349.3 0.53 23 250 11010 -38.9 -40.8 82 1.9 -39.1 105 21 348.2 348.3 296.6 350.0 0.43 24 238 11345 -41.9 -42.6 93 0.7 -42.0 109 22 348.6 348.7 296.7 350.2 0.38 25 229 11605 -43.7 -48.0 62 4.3 -44.0 113 23 349.8 349.8 296.8 350.7 0.22 26 200 12500 -51.3 -59.3 38 8.0 -51.5 125 27 351.5 351.5 297.0 351.8 0.06 27 183 13071 -56.5 -60.6 60 4.1 -56.6 126 33 352.1 352.1 297.1 352.4 0.06 28 160 13908 -64.3 -69.1 52 4.8 -64.4 129 46 352.7 352.7 297.3 352.8 0.02 29 150 14300 -66.9 -71.9 49 5.0 -67.0 115 38 354.8 354.8 297.7 354.9 0.02 30 100 16620 -86.5 -92.5 33 6.0 -86.5 110 44 360.6 360.6 298.8 360.6 0.00 31 96 16846 -87.3 -93.3 32 6.0 -87.3 105 38 363.3 363.3 299.3 363.3 0.00 32 80 17852 -86.7 -92.7 32 6.0 -86.7 11 14 384.0 384.0 302.9 384.0 0.00 33 70 18590 -85.9 -90.6 42 4.7 -85.9 120 31 400.6 400.6 305.3 400.6 0.00 34 64 19089 -83.5 -87.6 49 4.1 -83.5 104 36 416.3 416.3 307.3 416.3 0.00 35 50 20530 -67.3 -81.3 12 14.0 -67.5 125 27 484.9 484.9 313.8 485.0 0.01 36 42 21587 -64.9 -91.9 1 27.0 -65.3 99 15 515.6 515.6 316.0 515.6 0.00 TRP 96 16846 -87.3 -93.3 32 6.0 -87.3 105 38 363.3 363.3 299.3 363.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.09 m Freezing level: 546.28 mb = 5187.97 m = 17020.68 ft Wetbulb zero: 578.34 mb = 4704.69 m = 15435.15 ft Precipitable water: 2.51 inches Sfc-500 mean rel hum: 84.13 % Est. max temperature: 32.78 C = 91.00 F Sfc-Lift cond lev (LCL): 955.28 mb = 481.29 m = 1579.00 ft T: 24.34 C 700-500 lapse rate: 5.52 C/km ThetaE index: 11.25 C Layer 974.0- 700.0 mb Conv cond level (CCL): 887.03 mb = 1123.98 m = 3687.55 ft Mean mixing ratio: 17.73 g/kg Conv temperature: 31.63 C = 88.93 F Cap Strength: 1.25 C Lifted Index: -2.34 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.41 C Lifted Index @700 mb: -0.42 C Showalter Index: -1.22 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 21.50 C K Index: 38.70 Risk: > 80 % chance of thunderstorms Sweat Index: 230.20 Risk: None Energy Index: -2.06 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 819.49 J/kg Max Up Vert Vel: 40.48 m/s Conv Inhibition (B-): 16.97 J/kg Cap Strength: 1.25 C Lift Cond Lev (LCL): 921.62 mb = 793.55 m = 2603.46 ft Lev Free Conv (LFC): 846.62 mb = 1525.12 m = 5003.62 ft Equ Level (EL): 676.62 mb = 3419.01 m = 11217.07 ft B at Equ Level: 74.69 J/kg Max Parcel Lev (MPL): 76.62 mb = 18090.61 m = 59351.66 ft Wind level data Storm motion: 65 at 6 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 1006 28 360 9 -0.0 -9.0 | 321 8 5.3 -6.6 1 974 305 355 21 1.8 -20.9 | 339 20 7.1 -18.5 2 908 914 350 13 2.3 -12.8 | 324 13 7.5 -10.4 3 850 1491 20 7 -2.4 -6.6 | 325 5 2.9 -4.2 4 788 2134 40 9 -5.8 -6.9 | 7 5 -0.5 -4.5 5 707 3048 50 3 -2.3 -1.9 | 261 3 3.0 0.5 6 700 3136 50 3 -2.3 -1.9 | 261 3 3.0 0.5 7 656 3658 45 5 -3.5 -3.5 | 303 2 1.7 -1.1 8 609 4267 70 3 -2.8 -1.0 | 240 3 2.4 1.4 9 544 5182 125 9 -7.4 5.2 | 164 8 -2.1 7.6 10 500 5870 110 5 -4.7 1.7 | 188 4 0.6 4.1 11 400 7600 70 9 -8.5 -3.1 | 78 3 -3.2 -0.7 12 312 9449 60 11 -9.5 -5.5 | 54 5 -4.3 -3.1 13 300 9730 90 15 -15.0 0.0 | 104 10 -9.7 2.4 14 251 10973 90 21 -21.0 0.0 | 99 16 -15.7 2.4 15 250 11010 105 21 -20.3 5.4 | 118 17 -15.0 7.8 16 200 12500 125 27 -22.1 15.5 | 137 25 -16.9 17.9 17 191 12802 125 29 -23.8 16.6 | 136 27 -18.5 19.0 18 157 14021 130 48 -36.8 30.9 | 137 46 -31.5 33.3 19 150 14300 115 38 -34.4 16.1 | 122 35 -29.2 18.5 20 134 14935 100 42 -41.4 7.3 | 105 37 -36.1 9.7 21 100 16620 110 44 -41.3 15.0 | 116 40 -36.1 17.5 22 97 16764 110 44 -41.3 15.0 | 116 40 -36.1 17.5 23 96 16846 105 38 -36.7 9.8 | 111 34 -31.4 12.2 24 87 17374 35 1 -0.6 -0.8 | 251 5 4.7 1.6 25 78 17983 5 17 -1.5 -16.9 | 345 15 3.8 -14.5 26 70 18590 120 31 -26.8 15.5 | 130 28 -21.6 17.9 27 66 18898 125 33 -27.0 18.9 | 134 30 -21.8 21.3 28 63 19202 95 38 -37.9 3.3 | 100 33 -32.6 5.7 29 60 19507 95 27 -26.9 2.4 | 102 22 -21.6 4.8 30 51 20422 130 40 -30.6 25.7 | 138 38 -25.4 28.1 31 50 20530 125 27 -22.1 15.5 | 137 25 -16.9 17.9 32 42 21336 100 15 -14.8 2.6 | 118 11 -9.5 5.0 33 37 21946 85 25 -24.9 -2.2 | 91 20 -19.6 0.2 Wind Parameters Mean winds (0-6000m): 35.4 at 7.7 knts Storm direction: 65.4 at 5.8 knts Shear (0-3000m) pos: 2.8 neg: 1.6 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): -59.2 deg Storm rel helicity (0-3000m) pos: 18.7 neg: -19.9 tot: -1.3 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 6.3 stream: -0.1 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 41.93 Bulk Shear: 19.54 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 ------------------------------------------------------------------------------- 500 355 17 335 16| 0.0 9.5 9.5| 11.7 -6.4 5.3 10.7 0.16| 14.9 2.4 1000 354 16 333 15| 3.2 4.7 8.0| 13.3 -16.7 -3.4 -3.4 0.01| 10.9 0.1 1500 356 14 331 13| 4.2 3.2 7.4| 14.7 -17.1 -2.4 -1.6 0.02| 9.4 0.2 2000 1 12 333 11| 3.4 2.4 5.8| 18.0 -17.1 0.9 0.4 0.10| 7.8 0.8 2500 7 11 336 10| 3.1 1.9 5.0| 18.7 -18.3 0.4 0.2 0.07| 6.9 0.5 3000 10 10 335 8| 2.8 1.6 4.4| 18.7 -19.9 -1.3 -0.4 -0.02| 6.3 -0.1 4000 15 9 333 7| 2.3 1.3 3.6| 19.7 -20.7 -1.0 -0.3 -0.01| 5.2 -0.1 5000 23 8 336 5| 2.5 1.0 3.5| 19.7 -23.4 -3.7 -0.7 -0.10| 4.9 -0.5 6000 35 8 348 4| 2.0 1.0 3.0| 23.2 -23.7 -0.5 -0.1 -0.05| 4.6 -0.2 Wrote GIF file: /home/apache/climate/data/raob//RP618/skewt/RP618.skewt.20251207.12.gif