UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for RJ646... Searching the city database file for: RJ646 ... Date:0000Z 11 DEC 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 1018 25 3.8 0.7 80 3.1 2.5 280 3 275.5 276.2 274.7 286.3 3.95 1 1005 129 2.6 -0.5 80 3.1 1.3 291 8 275.4 276.0 274.2 285.4 3.66 2 1000 170 6.0 -1.0 61 7.0 3.0 295 10 279.1 279.8 276.2 289.0 3.55 3 959 515 7.8 3.6 75 4.2 5.7 231 12 284.3 285.2 280.8 298.8 5.16 4 925 813 5.4 2.6 82 2.8 4.1 175 14 284.8 285.7 280.8 298.8 4.99 5 850 1497 1.4 1.1 98 0.3 1.3 205 31 287.6 288.5 282.0 301.5 4.87 6 844 1554 1.2 1.0 99 0.2 1.1 207 31 288.0 288.8 282.1 301.9 4.87 7 771 2272 -4.5 -5.1 96 0.6 -4.7 230 33 289.4 290.0 281.0 299.3 3.39 8 767 2312 -4.5 -6.6 85 2.1 -5.3 231 33 289.8 290.4 280.8 298.7 3.04 9 752 2468 -2.7 -29.7 10 27.0 -8.5 237 34 293.4 293.5 279.0 294.8 0.43 10 700 3031 -6.1 -29.1 14 23.0 -11.0 255 35 295.7 295.8 280.1 297.3 0.49 11 617 4004 -13.3 -33.3 17 20.0 -16.7 249 38 298.3 298.4 281.1 299.6 0.37 12 500 5560 -27.5 -30.5 76 3.0 -27.9 240 43 299.5 299.6 282.0 301.5 0.60 13 480 5853 -29.1 -31.8 77 2.7 -29.5 245 48 301.1 301.2 282.5 302.9 0.56 14 448 6344 -30.1 -35.1 62 5.0 -30.7 252 57 305.8 305.9 284.3 307.3 0.43 15 430 6634 -32.7 -35.9 73 3.2 -33.0 257 63 306.1 306.2 284.4 307.5 0.42 16 400 7140 -35.9 -38.4 78 2.5 -36.1 265 72 308.3 308.4 285.1 309.5 0.35 17 375 7583 -40.1 -42.5 78 2.4 -40.3 267 75 308.5 308.6 285.1 309.4 0.24 18 338 8282 -44.9 271 80 311.3 19 300 9070 -48.9 275 86 316.4 20 294 9203 -49.5 270 97 317.4 21 250 10270 -50.1 275 126 331.6 22 230 10811 -51.4 280 138 337.7 23 200 11710 -53.5 275 134 348.0 24 177 12498 -53.3 275 123 360.7 25 150 13560 -55.7 275 107 374.1 26 126 14669 -55.9 266 95 392.9 27 103 15944 -57.9 256 82 412.4 28 100 16130 -59.5 255 80 412.8 29 97 16319 -60.1 256 77 415.2 30 89 16861 -54.7 258 69 436.3 31 70 18370 -60.9 265 45 454.1 32 64 18923 -63.1 258 40 461.1 33 60 19322 -60.1 254 37 476.4 34 50 20450 -63.3 240 27 494.3 35 49 20575 -63.3 245 26 497.2 36 40 21840 -58.9 297 17 537.9 37 30 23650 -58.9 10 4 584.1 38 29 23863 -57.9 592.5 39 27 24313 -58.5 603.1 TRP 294 9203 -49.5 270 97 317.4 WND 230 10811 -51.4 280 138 337.7 Sounding variables and indices 1000-500 mb thick: 5390.00 m Freezing level: 828.63 mb = 1704.93 m = 5593.54 ft Wetbulb zero: 830.18 mb = 1684.82 m = 5527.56 ft Precipitable water: 0.53 inches Sfc-500 mean rel hum: 53.61 % Est. max temperature: 15.24 C = 59.44 F Sfc-Lift cond lev (LCL): 970.35 mb = 418.43 m = 1372.78 ft T: 7.29 C 700-500 lapse rate: 8.46 C/km ThetaE index: 7.04 C Layer 771.0- 700.0 mb Conv cond level (CCL): 824.47 mb = 1739.61 m = 5707.31 ft Mean mixing ratio: 4.55 g/kg Conv temperature: 16.68 C = 62.03 F Cap Strength: 6.60 C Lifted Index: 5.29 C Risk: None Lifted Index @300 mb: 15.47 C Lifted Index @700 mb: 6.54 C Showalter Index: 0.43 C Risk: Thunderstorms probable Total Totals Index: 57.50 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.90 C Cross Totals Index: 28.60 C K Index: 7.00 Risk: None Sweat Index: 384.90 Risk: Showers and thunderstorms possible Energy Index: -0.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.99 J/kg Max Up Vert Vel: 8.24 m/s Conv Inhibition (B-): 36834.18 J/kg Cap Strength: 6.63 C Lift Cond Lev (LCL): 906.70 mb = 974.66 m = 3197.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 at 25 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 1018 25 280 3 3.0 -0.5 | 87 22 -21.7 -1.0 1 1000 170 295 10 9.1 -4.2 | 73 16 -15.6 -4.7 2 925 813 175 14 -1.2 13.9 | 117 29 -25.9 13.4 3 850 1497 205 31 13.1 28.1 | 157 30 -11.5 27.6 4 700 3031 255 35 33.8 9.1 | 227 13 9.2 8.5 5 500 5560 240 43 37.2 21.5 | 211 24 12.6 21.0 6 400 7140 265 72 71.7 6.3 | 263 47 47.1 5.8 7 300 9070 275 86 85.7 -7.5 | 277 62 61.0 -8.0 8 294 9203 270 97 97.0 -0.0 | 270 72 72.4 -0.5 9 250 10270 275 126 125.5 -11.0 | 277 102 100.9 -11.5 10 230 10811 280 138 135.9 -24.0 | 282 114 111.3 -24.5 11 200 11710 275 134 133.5 -11.7 | 276 110 108.9 -12.2 12 150 13560 275 107 106.6 -9.3 | 277 83 82.0 -9.8 13 100 16130 255 80 77.3 20.7 | 249 56 52.6 20.2 14 70 18370 265 45 44.8 3.9 | 260 20 20.2 3.4 15 50 20450 240 27 23.4 13.5 | 174 13 -1.3 13.0 16 30 23650 10 4 -0.7 -3.9 | 80 26 -25.3 -4.5 Wind Parameters Mean winds (0-6000m): 238.8 at 32.9 knts Storm direction: 268.8 at 24.6 knts Shear (0-3000m) pos: 5.8 neg: 3.4 tot: 9.2 10-3/s Storm rel Dir Shear (0-3000m): 139.3 deg Storm rel helicity (0-3000m) pos: 329.5 neg: -22.7 tot: 306.7 m^2/s^2 ave: 102.2 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 13.8 stream: 8.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.43 Bulk Shear: 79.77 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 ------------------------------------------------------------------------------- 500 266 10 91 15| 0.0 10.9 10.9| 37.4 -15.7 21.7 43.3 0.35| 19.3 6.8 1000 209 12 118 21| 0.0 10.2 10.2| 87.8 -22.7 65.1 65.1 0.34| 18.9 6.5 1500 203 17 129 23| 5.1 6.8 11.9|208.2 -22.7 185.5 123.6 0.54| 17.8 9.5 2000 208 20 139 23| 5.4 5.1 10.5|256.9 -22.7 234.2 117.1 0.57| 15.7 8.9 2500 215 23 148 21| 5.6 4.1 9.7|296.4 -22.7 273.7 109.5 0.60| 14.5 8.6 3000 224 25 157 19| 5.8 3.4 9.2|329.5 -22.7 306.7 102.2 0.63| 13.8 8.7 4000 234 28 172 16| 4.4 3.1 7.5|329.5 -29.4 300.1 75.0 0.57| 11.0 6.3 5000 237 30 183 16| 3.5 3.0 6.5|329.5 -40.0 289.5 57.9 0.52| 9.3 4.8 6000 239 33 192 17| 3.8 2.7 6.5|392.7 -46.9 345.7 57.6 0.53| 8.9 4.7 Wrote GIF file: /home/apache/climate/data/raob//RJ646/skewt/RJ646.skewt.20251211.00.gif