UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for RJ646... Searching the city database file for: RJ646 ... Date:1200Z 15 OCT 25 Station: RJ646 WMO ident: 47646 Latitude: 36.05 Longitude: 140.13 ------------------------------------------------------------------------------- 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 1021 27 17.8 14.4 80 3.4 15.7 30 2 289.2 291.0 288.0 317.7 10.14 1 1000 204 16.8 14.3 85 2.5 15.3 40 14 290.0 291.8 288.4 318.9 10.29 2 956 586 14.8 10.4 75 4.4 12.2 66 15 291.7 293.2 287.2 315.3 8.30 3 940 728 14.4 13.7 96 0.7 14.0 76 16 292.7 294.6 289.6 322.7 10.54 4 931 809 14.4 12.3 87 2.1 13.1 81 16 293.5 295.2 289.1 321.2 9.69 5 925 864 14.8 5.8 55 9.0 9.8 85 16 294.4 295.6 286.2 312.6 6.26 6 921 901 16.2 -4.8 23 21.0 6.6 85 16 296.2 296.8 283.4 305.0 2.90 7 879 1298 14.8 -2.2 31 17.0 6.5 88 12 298.8 299.4 285.3 309.9 3.70 8 870 1385 14.2 9.4 73 4.8 11.3 89 12 299.0 300.6 290.0 324.1 8.54 9 850 1581 12.4 9.5 82 2.9 10.6 90 10 299.1 300.7 290.3 324.9 8.80 10 818 1901 9.4 9.4 100 0.0 9.4 121 10 299.3 300.9 290.5 325.9 9.09 11 759 2520 6.8 6.8 100 0.0 6.8 180 11 302.9 304.4 291.0 327.4 8.19 12 700 3179 1.8 1.7 99 0.1 1.7 245 12 304.5 305.6 289.8 323.2 6.19 13 675 3469 0.0 0.0 100 0.0 0.0 244 14 305.6 306.7 289.6 322.9 5.68 14 671 3517 -0.5 -11.5 43 11.0 -4.7 244 14 305.6 306.0 286.4 313.1 2.36 15 649 3780 -2.9 -19.9 26 17.0 -8.1 244 15 305.8 306.0 285.2 309.8 1.21 16 634 3965 -1.3 -23.3 17 22.0 -7.7 244 16 309.7 309.9 286.3 312.8 0.92 17 629 4028 1.8 -23.2 14 25.0 -6.0 243 17 313.9 314.1 287.8 317.1 0.94 18 605 4339 1.0 -26.0 11 27.0 -6.9 243 19 316.5 316.7 288.5 319.2 0.76 19 518 5565 -5.7 -33.7 9 28.0 -12.2 241 25 322.8 322.9 290.1 324.4 0.43 20 500 5840 -8.1 -36.1 8 28.0 -14.0 240 27 323.2 323.2 290.1 324.5 0.35 21 439 6836 -15.7 -33.7 20 18.0 -19.3 260 28 325.8 325.9 291.0 327.7 0.51 22 400 7530 -21.3 -30.3 44 9.0 -23.1 275 29 327.3 327.5 291.7 330.1 0.77 23 376 7983 -23.9 -37.9 26 14.0 -26.1 283 33 329.7 329.8 292.0 331.2 0.39 24 340 8710 -29.1 -51.1 10 22.0 -31.0 295 40 332.3 332.3 292.4 332.7 0.10 25 300 9590 -36.3 -49.3 25 13.0 -37.3 310 49 334.2 334.2 293.0 334.8 0.14 26 276 10167 -40.1 -56.1 16 16.0 -40.9 303 55 336.8 336.8 293.6 337.1 0.07 27 250 10840 -44.1 295 62 340.5 28 204 12181 -50.8 285 72 350.3 29 200 12310 -51.5 285 74 351.2 30 159 13769 -60.3 281 71 360.1 31 150 14130 -62.1 280 70 363.1 32 111 15937 -71.1 284 57 378.9 33 102 16434 -71.1 285 53 388.1 34 100 16550 -71.9 285 52 388.8 35 91 17102 -73.9 270 41 395.5 36 70 18650 -68.9 285 29 437.0 37 65 19094 -67.9 287 24 448.5 38 50 20690 -62.3 295 6 496.7 39 49 20815 -61.3 299 6 501.9 40 30 23870 -59.5 30 16 582.4 41 28 24304 -57.3 600.2 42 24 25273 -59.9 619.7 43 23 25541 -56.5 637.2 TRP 91 17102 -73.9 270 41 395.5 WND 204 12181 -50.8 285 72 350.3 Sounding variables and indices 1000-500 mb thick: 5636.00 m Freezing level: 675.00 mb = 3469.34 m = 11382.22 ft Freezing level: 631.90 mb = 3991.42 m = 13095.05 ft Freezing level: 592.01 mb = 4522.35 m = 14836.94 ft Wetbulb zero: 674.98 mb = 3469.54 m = 11382.87 ft Precipitable water: 1.15 inches Sfc-500 mean rel hum: 54.75 % Est. max temperature: 27.63 C = 81.73 F Sfc-Lift cond lev (LCL): 970.78 mb = 455.50 m = 1494.40 ft T: 15.48 C 700-500 lapse rate: 3.72 C/km ThetaE index: 17.69 C Layer 931.0- 879.0 mb Conv cond level (CCL): 822.38 mb = 1856.70 m = 6091.47 ft Mean mixing ratio: 9.30 g/kg Conv temperature: 27.88 C = 82.18 F Cap Strength: 9.98 C Lifted Index: 9.52 C Risk: None Lifted Index @300 mb: 12.08 C Lifted Index @700 mb: 2.31 C Showalter Index: 5.65 C Risk: None Total Totals Index: 38.10 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 17.60 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 161.00 Risk: None Energy Index: -0.05 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.30 J/kg Max Up Vert Vel: 6.05 m/s Conv Inhibition (B-): 30972.89 J/kg Cap Strength: 9.90 C Lift Cond Lev (LCL): 921.94 mb = 892.20 m = 2927.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 12 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 1021 27 30 2 -1.0 -1.7 | 76 13 -12.9 -3.3 1 1000 204 40 14 -9.0 -10.7 | 59 24 -20.9 -12.3 2 925 864 85 16 -15.9 -1.4 | 84 28 -27.8 -3.0 3 850 1581 90 10 -10.0 0.0 | 86 22 -21.9 -1.6 4 700 3179 245 12 10.9 5.1 | 164 4 -1.0 3.5 5 500 5840 240 27 23.4 13.5 | 224 17 11.5 11.9 6 400 7530 275 29 28.9 -2.5 | 284 18 17.0 -4.1 7 300 9590 310 49 37.5 -31.5 | 322 42 25.7 -33.1 8 250 10840 295 62 56.2 -26.2 | 302 52 44.3 -27.8 9 204 12181 285 72 69.5 -18.6 | 289 61 57.7 -20.2 10 200 12310 285 74 71.5 -19.2 | 289 63 59.6 -20.7 11 150 14130 280 70 68.9 -12.2 | 284 59 57.1 -13.7 12 100 16550 285 52 50.2 -13.5 | 291 41 38.4 -15.0 13 91 17102 270 41 41.0 -0.0 | 273 29 29.1 -1.6 14 70 18650 285 29 28.0 -7.5 | 299 19 16.2 -9.1 15 50 20690 295 6 5.4 -2.5 | 57 8 -6.4 -4.1 16 30 23870 30 16 -8.0 -13.9 | 52 25 -19.9 -15.4 Wind Parameters Mean winds (0-6000m): 232.4 at 15.9 knts Storm direction: 262.4 at 12.0 knts Shear (0-3000m) pos: 2.3 neg: 0.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 79.6 deg Storm rel helicity (0-3000m) pos: 175.1 neg: -20.3 tot: 154.8 m^2/s^2 ave: 51.6 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 104.45 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 48 12 65 23| 13.7 0.0 13.7| 32.5 -20.3 12.2 24.5 0.01| 18.0 0.3 1000 65 14 73 25| 7.0 0.0 7.0| 78.5 -20.3 58.3 58.3 0.27| 12.8 3.4 1500 73 13 77 25| 3.3 0.0 3.3| 82.2 -20.3 62.0 41.3 0.25| 10.0 2.5 2000 80 13 81 25| 2.9 0.0 2.9|125.3 -20.3 105.0 52.5 0.40| 9.5 3.8 2500 89 12 86 24| 2.7 0.0 2.7|160.6 -20.3 140.4 56.2 0.48| 9.5 4.6 3000 90 12 86 24| 2.3 0.0 2.3|175.1 -20.3 154.8 51.6 0.48| 9.6 4.6 4000 117 13 100 23| 2.0 0.4 2.4|180.6 -20.3 160.4 40.1 0.49| 8.2 4.0 5000 219 14 162 10| 1.6 0.9 2.5|185.3 -20.3 165.0 33.0 0.48| 7.1 3.4 6000 232 16 185 8| 1.5 1.0 2.5|196.2 -20.3 175.9 29.3 0.47| 6.5 3.1 Wrote GIF file: /home/apache/climate/data/raob//RJ646/skewt/RJ646.skewt.20251015.12.gif