UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for RP618... Searching the city database file for: RP618 ... Date:0000Z 8 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 25 27.2 25.8 92 1.4 26.2 330 5 299.8 303.7 299.1 362.2 21.22 1 974 309 25.6 23.7 89 1.9 24.2 30 7 301.0 304.5 298.2 357.8 19.28 2 909 909 22.2 21.2 94 1.0 21.5 55 13 303.5 306.8 297.9 356.1 17.70 3 850 1486 18.4 18.4 100 0.0 18.4 70 17 305.4 308.4 297.3 352.9 15.86 4 791 2101 15.0 15.0 100 0.0 15.0 75 11 308.1 310.7 296.5 349.5 13.69 5 700 3131 10.0 10.0 100 0.0 10.0 75 7 313.6 315.7 296.1 347.9 11.09 6 690 3251 9.0 9.0 100 0.0 9.0 75 7 313.7 315.7 295.8 346.3 10.51 7 684 3323 8.4 7.8 96 0.6 8.0 75 8 313.9 315.7 295.3 344.2 9.76 8 662 3595 8.6 5.6 81 3.0 6.8 75 9 317.0 318.7 295.3 344.3 8.65 9 631 3993 8.8 2.8 66 6.0 5.2 86 13 321.6 323.1 295.7 345.6 7.44 10 622 4112 8.2 2.2 66 6.0 4.7 89 15 322.3 323.7 295.7 345.6 7.23 11 615 4206 7.6 1.6 66 6.0 4.1 92 16 322.6 324.0 295.6 345.3 7.01 12 527 5461 -1.7 -3.4 88 1.7 -2.6 111 22 326.0 327.1 295.4 344.7 5.66 13 500 5880 -3.9 -6.2 84 2.3 -5.0 115 21 328.3 329.2 295.4 344.4 4.82 14 482 6169 -5.3 -6.5 91 1.2 -5.9 110 19 330.0 331.0 295.8 346.4 4.89 15 418 7274 -11.7 -16.7 66 5.0 -13.6 91 9 335.5 336.0 295.3 344.3 2.48 16 400 7610 -14.3 -16.7 82 2.4 -15.2 110 9 336.4 336.9 295.6 345.5 2.59 17 384 7919 -15.3 -17.4 84 2.1 -16.0 109 10 339.0 339.6 296.2 348.1 2.54 18 341 8803 -23.1 -23.1 100 0.0 -23.1 107 11 340.1 340.5 295.8 346.5 1.75 19 320 9266 -26.1 -26.1 100 0.0 -26.1 106 12 342.2 342.5 296.1 347.5 1.42 20 300 9730 -29.3 -30.9 86 1.6 -29.6 105 13 344.1 344.3 296.1 347.8 0.97 21 291 9947 -30.1 -35.1 62 5.0 -30.9 111 13 346.0 346.1 296.3 348.5 0.66 22 258 10793 -37.1 -42.1 60 5.0 -37.7 135 15 347.8 347.8 296.5 349.2 0.37 23 250 11010 -38.7 -46.7 43 8.0 -39.4 140 15 348.5 348.6 296.5 349.5 0.23 24 245 11148 -39.7 -49.7 34 10.0 -40.5 139 15 349.1 349.1 296.5 349.7 0.17 25 200 12490 -52.1 -61.1 33 9.0 -52.4 140 23 350.3 350.3 296.7 350.5 0.05 26 177 13271 -59.1 -67.1 35 8.0 -59.2 121 23 351.2 351.2 296.9 351.3 0.03 27 167 13634 -62.7 -66.6 59 3.9 -62.7 107 23 351.1 351.1 296.9 351.2 0.03 28 150 14290 -67.7 -72.7 49 5.0 -67.7 95 29 353.5 353.5 297.4 353.5 0.01 29 116 15786 -80.7 -85.7 43 5.0 -80.7 92 43 356.4 356.4 298.0 356.4 0.00 30 100 16610 -85.9 -90.9 40 5.0 -85.9 100 42 361.8 361.8 299.1 361.8 0.00 31 94 16953 -82.7 -86.1 56 3.4 -82.7 115 30 374.5 374.5 301.4 374.5 0.00 32 79 17909 -88.3 -92.7 43 4.4 -88.3 40 11 382.0 382.0 302.6 382.0 0.00 33 70 18570 -85.1 -88.1 59 3.0 -85.1 100 25 402.3 402.3 305.5 402.3 0.00 34 66 18898 -80.9 -83.2 68 2.3 -80.9 99 26 418.3 418.3 307.5 418.3 0.01 35 58 19645 -70.1 -79.1 26 9.0 -70.2 80 25 458.4 458.4 311.6 458.5 0.01 36 50 20540 -64.3 -87.3 3 23.0 -64.6 60 19 492.0 492.0 314.4 492.0 0.00 37 32 23274 -62.7 -91.7 1 29.0 -63.3 97 41 563.2 563.2 318.8 563.2 0.00 38 30 23670 -63.3 -91.3 1 28.0 -63.9 105 38 572.1 572.1 319.3 572.1 0.00 39 20 26230 -55.5 -86.5 1 31.0 -57.6 90 46 666.3 666.3 323.3 666.4 0.01 40 18 26903 -54.9 -85.9 1 31.0 -57.3 88 45 688.6 688.6 324.0 688.7 0.01 TRP 79 17909 -88.3 -92.7 43 4.4 -88.3 40 11 382.0 382.0 302.6 382.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.21 m Freezing level: 543.09 mb = 5231.99 m = 17165.11 ft Wetbulb zero: 561.18 mb = 4950.62 m = 16241.98 ft Precipitable water: 2.70 inches Sfc-500 mean rel hum: 88.70 % Est. max temperature: 32.60 C = 90.67 F Sfc-Lift cond lev (LCL): 986.29 mb = 198.83 m = 652.33 ft T: 26.22 C 700-500 lapse rate: 5.06 C/km ThetaE index: 18.01 C Layer 974.0- 662.0 mb Conv cond level (CCL): 913.57 mb = 865.83 m = 2840.62 ft Mean mixing ratio: 19.01 g/kg Conv temperature: 30.70 C = 87.27 F Cap Strength: 0.74 C Lifted Index: -3.63 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.06 C Lifted Index @700 mb: -2.68 C Showalter Index: -1.93 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 22.30 C K Index: 40.70 Risk: > 80 % chance of thunderstorms Sweat Index: 275.80 Risk: None Energy Index: -1.73 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1888.94 J/kg Max Up Vert Vel: 61.46 m/s Conv Inhibition (B-): 4.91 J/kg Cap Strength: 0.74 C Lift Cond Lev (LCL): 935.22 mb = 662.15 m = 2172.37 ft Lev Free Conv (LFC): 890.22 mb = 1088.80 m = 3572.14 ft Equ Level (EL): 110.22 mb = 16069.57 m = 52721.03 ft B at Equ Level: 1885.21 J/kg Max Parcel Lev (MPL): 60.22 mb = 19427.78 m = 63738.66 ft Wind level data Storm motion: 116 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 1006 25 330 5 2.5 -4.3 | 307 15 11.7 -8.9 1 974 305 30 7 -3.5 -6.1 | 332 12 5.7 -10.6 2 908 914 55 13 -10.6 -7.5 | 7 12 -1.4 -12.0 3 850 1486 70 17 -16.0 -5.8 | 33 12 -6.7 -10.4 4 846 1524 70 17 -16.0 -5.8 | 33 12 -6.7 -10.4 5 787 2134 75 11 -10.6 -2.8 | 11 8 -1.4 -7.4 6 700 3131 75 7 -6.8 -1.8 | 339 7 2.5 -6.4 7 656 3658 75 9 -8.7 -2.3 | 356 7 0.5 -6.9 8 609 4267 95 17 -16.9 1.5 | 68 8 -7.7 -3.1 9 505 5791 115 23 -20.8 9.7 | 114 13 -11.6 5.1 10 500 5880 115 21 -19.0 8.9 | 114 11 -9.8 4.3 11 416 7315 90 9 -9.0 0.0 | 357 5 0.2 -4.6 12 400 7610 110 9 -8.5 3.1 | 333 2 0.8 -1.5 13 300 9730 105 13 -12.6 3.4 | 70 4 -3.3 -1.2 14 251 10973 140 15 -9.6 11.5 | 177 7 -0.4 6.9 15 250 11010 140 15 -9.6 11.5 | 177 7 -0.4 6.9 16 219 11887 135 15 -10.6 10.6 | 167 6 -1.4 6.0 17 200 12490 140 23 -14.8 17.6 | 157 14 -5.6 13.0 18 190 12802 140 23 -14.8 17.6 | 157 14 -5.6 13.0 19 157 14021 90 23 -23.0 0.0 | 72 15 -13.8 -4.6 20 150 14290 95 29 -28.9 2.5 | 84 20 -19.7 -2.0 21 103 16459 90 50 -50.0 0.0 | 84 41 -40.8 -4.6 22 100 16610 100 42 -41.4 7.3 | 95 32 -32.1 2.7 23 97 16764 100 42 -41.4 7.3 | 95 32 -32.1 2.7 24 92 17069 125 23 -18.8 13.2 | 132 13 -9.6 8.6 25 79 17909 40 11 -7.1 -8.4 | 351 13 2.2 -13.0 26 78 17983 340 7 2.4 -6.6 | 314 16 11.6 -11.2 27 74 18288 75 23 -22.2 -6.0 | 51 17 -13.0 -10.5 28 70 18570 100 25 -24.6 4.3 | 89 15 -15.4 -0.2 29 66 18898 100 25 -24.6 4.3 | 89 15 -15.4 -0.2 30 63 19202 80 35 -34.5 -6.1 | 67 27 -25.2 -10.7 31 51 20422 80 9 -8.9 -1.6 | 357 6 0.4 -6.1 32 50 20540 60 19 -16.5 -9.5 | 27 16 -7.2 -14.1 33 33 23165 95 42 -41.8 3.7 | 88 33 -32.6 -0.9 34 30 23670 105 38 -36.7 9.8 | 101 28 -27.5 5.3 35 20 26230 90 46 -46.0 0.0 | 83 37 -36.8 -4.6 36 14 27432 85 42 -41.8 -3.7 | 76 34 -32.6 -8.2 Wind Parameters Mean winds (0-6000m): 86.4 at 13.7 knts Storm direction: 116.4 at 10.3 knts Shear (0-3000m) pos: 2.0 neg: 0.3 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 35.2 deg Storm rel helicity (0-3000m) pos: 63.4 neg: -15.6 tot: 47.8 m^2/s^2 ave: 15.9 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.0 10^-3/s Energy-Hel index: 0.75 Bulk Rich Number: 91.96 Bulk Shear: 20.54 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 22 7 329 13| 9.0 0.0 9.0| 29.5 0.0 29.5 58.9 0.93| 9.3 8.6 1000 42 9 345 12| 7.5 0.0 7.5| 48.6 0.0 48.6 48.6 0.96| 7.7 7.4 1500 53 11 359 11| 6.4 0.0 6.4| 63.4 0.0 63.4 42.2 0.97| 6.7 6.5 2000 59 12 6 11| 3.6 0.0 3.6| 63.4 -7.4 56.0 28.0 0.66| 6.3 4.1 2500 62 12 7 10| 2.4 0.0 2.4| 63.4 -11.9 51.4 20.6 0.51| 5.6 2.8 3000 64 11 5 10| 2.0 0.3 2.4| 63.4 -15.6 47.8 15.9 0.40| 5.0 2.0 4000 67 11 4 9| 2.3 0.1 2.4| 76.5 -16.3 60.2 15.1 0.51| 4.8 2.4 5000 76 12 19 8| 2.5 0.1 2.6| 93.3 -16.3 77.0 15.4 0.58| 4.7 2.7 6000 86 14 39 7| 2.1 0.1 2.2|105.3 -19.0 86.3 14.4 0.56| 4.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//RP618/skewt/RP618.skewt.20251208.00.gif