UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for RP618... Searching the city database file for: RP618 ... Date:1200Z 31 OCT 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 26 27.4 24.8 86 2.6 25.5 240 3 299.9 303.5 298.4 358.3 19.92 1 976 309 25.4 23.8 91 1.6 24.2 15 5 300.6 304.2 298.2 357.6 19.36 2 911 909 21.4 20.8 96 0.6 21.0 223 7 302.5 305.7 297.4 353.5 17.22 3 860 1404 18.6 18.3 98 0.3 18.4 232 4 304.6 307.5 296.8 351.1 15.57 4 850 1504 18.4 17.8 96 0.6 18.0 235 3 305.4 308.3 296.8 351.1 15.26 5 793 2099 16.0 14.9 93 1.1 15.3 350 0 309.0 311.5 296.7 350.2 13.56 6 760 2460 15.0 12.9 87 2.1 13.6 12 0 311.7 314.0 296.5 349.8 12.40 7 700 3154 11.0 9.1 88 1.9 9.8 75 3 314.7 316.7 296.0 347.1 10.43 8 664 3594 8.6 6.2 85 2.4 7.1 118 6 316.8 318.5 295.5 345.1 9.00 9 617 4200 5.8 4.4 91 1.4 4.9 116 12 320.3 321.9 296.1 347.5 8.54 10 549 5151 1.8 -1.2 80 3.0 0.1 110 19 326.4 327.7 296.1 347.4 6.40 11 543 5240 1.2 -2.0 79 3.2 -0.6 111 19 326.7 327.9 295.9 346.8 6.10 12 500 5900 -3.3 -5.3 86 2.0 -4.3 120 13 329.0 330.1 295.8 346.3 5.16 13 476 6288 -5.3 -7.5 84 2.2 -6.4 119 14 331.2 332.1 295.9 346.7 4.58 14 400 7630 -14.7 -16.2 88 1.5 -15.3 115 19 335.9 336.4 295.6 345.4 2.70 15 329 9077 -25.7 -26.2 96 0.5 -25.8 94 16 340.1 340.4 295.6 345.1 1.37 16 318 9322 -27.3 -29.3 83 2.0 -27.7 87 24 341.2 341.4 295.6 345.2 1.06 17 300 9740 -29.3 -42.3 27 13.0 -31.0 75 38 344.1 344.1 295.6 345.3 0.31 18 294 9884 -29.9 -46.9 18 17.0 -31.8 75 39 345.2 345.3 295.7 346.0 0.19 19 283 10155 -31.9 -42.9 33 11.0 -33.2 75 42 346.1 346.2 296.0 347.4 0.31 20 258 10803 -37.1 -49.1 28 12.0 -38.1 71 43 347.8 347.8 296.3 348.5 0.17 21 250 11020 -39.1 -50.1 30 11.0 -39.9 70 38 347.9 348.0 296.3 348.6 0.16 22 200 12510 -51.3 -63.3 23 12.0 -51.6 50 40 351.5 351.5 297.0 351.7 0.04 23 164 13768 -62.3 -69.3 39 7.0 -62.4 38 37 353.6 353.6 297.4 353.7 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5804.37 m Freezing level: 531.53 mb = 5415.85 m = 17768.34 ft Wetbulb zero: 547.83 mb = 5168.24 m = 16955.97 ft Precipitable water: 2.70 inches Sfc-500 mean rel hum: 88.94 % Est. max temperature: 32.32 C = 90.17 F Sfc-Lift cond lev (LCL): 971.16 mb = 352.29 m = 1155.80 ft T: 25.11 C 700-500 lapse rate: 5.21 C/km ThetaE index: 7.24 C Layer 976.0- 850.0 mb Conv cond level (CCL): 926.74 mb = 759.57 m = 2492.00 ft Mean mixing ratio: 18.67 g/kg Conv temperature: 29.58 C = 85.25 F Cap Strength: 0.50 C Lifted Index: -2.50 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.18 C Lifted Index @700 mb: -1.24 C Showalter Index: -0.74 C Risk: Thunderstorms probable Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.10 C K Index: 37.60 Risk: > 80 % chance of thunderstorms Sweat Index: 232.60 Risk: None Energy Index: -1.01 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1310.94 J/kg Max Up Vert Vel: 51.20 m/s Conv Inhibition (B-): 1.48 J/kg Cap Strength: 0.50 C Lift Cond Lev (LCL): 938.61 mb = 648.89 m = 2128.89 ft Lev Free Conv (LFC): 913.61 mb = 883.72 m = 2899.32 ft Wind level data Storm motion: 151 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 1008 26 240 3 2.6 1.5 | 304 7 5.5 -3.7 1 976 305 15 5 -1.3 -4.8 | 351 10 1.6 -10.0 2 910 914 220 7 4.5 5.4 | 269 7 7.4 0.1 3 850 1504 235 3 2.5 1.7 | 303 6 5.3 -3.5 4 848 1524 200 7 2.4 6.6 | 256 5 5.3 1.4 5 789 2134 0 0 -0.0 -0.0 | 331 6 2.9 -5.2 6 709 3048 35 1 -0.6 -0.8 | 339 6 2.3 -6.0 7 700 3154 75 3 -2.9 -0.8 | 0 6 -0.0 -6.0 8 658 3658 125 7 -5.7 4.0 | 67 3 -2.9 -1.2 9 611 4267 115 13 -11.8 5.5 | 92 9 -8.9 0.3 10 546 5182 110 19 -17.9 6.5 | 95 15 -15.0 1.3 11 500 5900 120 13 -11.3 6.5 | 99 8 -8.4 1.3 12 400 7630 115 19 -17.2 8.0 | 101 15 -14.4 2.8 13 339 8839 100 9 -8.9 1.6 | 59 7 -6.0 -3.7 14 300 9740 75 38 -36.7 -9.8 | 66 37 -33.8 -15.1 15 275 10363 75 44 -42.5 -11.4 | 67 43 -39.6 -16.6 16 252 10973 70 42 -39.5 -14.4 | 62 42 -36.6 -19.6 17 250 11020 70 38 -35.7 -13.0 | 61 38 -32.8 -18.2 18 200 12510 50 40 -30.6 -25.7 | 42 42 -27.8 -30.9 19 156 14021 35 36 -20.6 -29.5 | 27 39 -17.8 -34.7 Wind Parameters Mean winds (0-6000m): 121.2 at 7.9 knts Storm direction: 151.2 at 6.0 knts Shear (0-3000m) pos: 2.3 neg: 1.9 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 34.7 deg Storm rel helicity (0-3000m) pos: 45.7 neg: -46.0 tot: -0.2 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 0.5 10^-3/s Energy-Hel index: 0.36 Bulk Rich Number: 71.46 Bulk Shear: 18.35 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 ------------------------------------------------------------------------------- 500 343 5 336 10| 6.1 0.0 6.1| 18.4 -13.5 4.9 9.8 0.20| 14.2 2.9 1000 262 6 298 9| 3.0 4.6 7.6| 19.8 -39.6 -19.9 -19.9 -0.25| 13.1 -3.2 1500 240 5 289 8| 2.0 3.7 5.8| 24.7 -46.0 -21.2 -14.2 -0.24| 11.3 -2.7 2000 231 5 287 7| 3.5 2.8 6.3| 44.3 -46.0 -1.6 -0.8 0.04| 11.3 0.5 2500 226 4 293 6| 2.6 2.2 4.9| 44.8 -46.0 -1.2 -0.5 0.05| 9.4 0.5 3000 227 3 298 6| 2.3 1.9 4.2| 45.7 -46.0 -0.2 -0.1 0.06| 7.9 0.5 4000 165 4 305 2| 1.6 1.4 3.1| 57.9 -46.0 11.9 3.0 0.21| 7.5 1.5 5000 127 6 56 3| 1.3 1.5 2.9| 60.1 -46.0 14.1 2.8 0.20| 6.8 1.3 6000 121 8 74 4| 0.8 1.3 2.0| 63.1 -46.0 17.2 2.9 0.19| 6.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//RP618/skewt/RP618.skewt.20251031.12.gif