UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for RJ646... Searching the city database file for: RJ646 ... Date:0000Z 9 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 28 7.2 0.2 61 7.0 4.1 60 3 278.9 279.6 276.4 289.5 3.81 1 1000 174 6.6 -2.4 53 9.0 2.8 50 12 279.8 280.3 276.0 288.7 3.20 2 925 809 2.4 -4.6 60 7.0 -0.3 295 4 281.8 282.3 276.7 290.1 2.93 3 850 1486 -1.7 -10.7 50 9.0 -4.7 310 19 284.4 284.7 276.7 290.2 1.99 4 818 1791 -2.9 -9.9 58 7.0 -5.3 304 20 286.2 286.6 278.0 292.7 2.20 5 791 2057 -4.9 -6.5 89 1.6 -5.5 299 20 286.9 287.4 279.3 295.4 2.97 6 771 2258 -6.5 -7.5 93 1.0 -6.9 295 21 287.2 287.7 279.3 295.4 2.82 7 758 2391 -7.1 -10.1 79 3.0 -8.1 292 21 288.0 288.4 279.0 294.9 2.34 8 753 2443 -6.3 -18.3 38 12.0 -9.5 291 21 289.4 289.6 278.2 293.1 1.20 9 739 2589 -7.1 -28.1 17 21.0 -11.4 288 22 290.1 290.2 277.5 291.7 0.51 10 700 3010 -10.7 -34.7 12 24.0 -14.6 280 23 290.6 290.7 277.4 291.6 0.29 11 678 3255 -11.5 -35.5 12 24.0 -15.3 278 25 292.4 292.5 278.3 293.3 0.27 12 666 3392 -11.3 -33.3 14 22.0 -15.0 277 26 294.1 294.2 279.2 295.3 0.35 13 542 4936 -23.5 -38.5 24 15.0 -25.2 265 38 297.4 297.5 280.6 298.3 0.25 14 500 5520 -28.1 -42.1 25 14.0 -29.3 260 43 298.8 298.8 281.1 299.4 0.19 15 424 6679 -37.1 -56.1 12 19.0 -37.9 264 51 301.7 301.7 282.1 301.9 0.05 16 405 6995 -38.1 -60.1 8 22.0 -38.9 265 53 304.4 304.4 283.2 304.5 0.03 17 400 7080 -38.7 -59.7 9 21.0 -39.4 265 54 304.7 304.7 283.3 304.8 0.03 18 380 7432 -40.1 -66.1 5 26.0 -40.8 266 61 307.3 307.4 284.3 307.4 0.01 19 357 7857 -41.1 267 70 311.5 20 335 8291 -39.7 268 79 319.2 21 300 9040 -43.7 270 95 323.8 22 276 9595 -46.3 270 84 327.8 23 250 10250 -46.3 265 101 337.2 24 200 11740 -46.1 265 121 359.8 25 184 12292 -46.9 263 126 367.2 26 166 12970 -49.2 260 132 374.3 27 150 13630 -51.5 260 109 381.3 28 104 15964 -58.5 265 86 410.1 29 100 16210 -59.5 265 84 412.8 30 85 17218 -63.5 260 70 424.3 31 70 18410 -63.7 255 54 448.1 32 68 18588 -63.3 256 52 452.7 33 62 19160 -59.5 260 45 473.2 34 50 20510 -58.1 270 29 506.6 35 48 20766 -58.7 269 28 511.1 36 41 21745 -62.7 266 26 524.7 37 30 23680 -59.7 260 21 581.9 38 29 23892 -59.7 263 20 587.6 39 26 24583 -55.5 271 16 618.1 40 20 26250 -57.7 290 8 659.6 41 17 27280 -55.7 697.4 42 16 27665 -57.1 705.0 TRP 276 9595 -46.3 270 84 327.8 WND 166 12970 -49.2 260 132 374.3 Sounding variables and indices 1000-500 mb thick: 5346.00 m Freezing level: 881.10 mb = 1205.29 m = 3954.33 ft Wetbulb zero: 932.86 mb = 740.04 m = 2427.93 ft Precipitable water: 0.32 inches Sfc-500 mean rel hum: 37.40 % Est. max temperature: 12.03 C = 53.65 F Sfc-Lift cond lev (LCL): 914.37 mb = 901.56 m = 2957.84 ft T: 1.84 C 700-500 lapse rate: 6.93 C/km ThetaE index: 3.87 C Layer 771.0- 678.0 mb Conv cond level (CCL): 776.16 mb = 2205.42 m = 7235.54 ft Mean mixing ratio: 3.13 g/kg Conv temperature: 15.46 C = 59.83 F Cap Strength: 8.12 C Lifted Index: 8.56 C Risk: None Lifted Index @300 mb: 24.42 C Lifted Index @700 mb: 5.33 C Showalter Index: 7.97 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 26.40 C Cross Totals Index: 17.40 C K Index: -8.30 Risk: None Sweat Index: 81.00 Risk: None Energy Index: 2.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.46 J/kg Max Up Vert Vel: 3.59 m/s Conv Inhibition (B-): 48331.39 J/kg Cap Strength: 8.53 C Lift Cond Lev (LCL): 855.38 mb = 1435.51 m = 4709.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 19 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 28 60 3 -2.6 -1.5 | 117 21 -18.3 9.5 1 1000 174 50 12 -9.2 -7.7 | 97 25 -24.9 3.3 2 925 809 295 4 3.6 -1.7 | 128 15 -12.1 9.3 3 850 1486 310 19 14.6 -12.2 | 44 2 -1.2 -1.2 4 700 3010 280 23 22.7 -4.0 | 225 10 6.9 7.0 5 500 5520 260 43 42.3 7.5 | 235 32 26.6 18.5 6 400 7080 265 54 53.8 4.7 | 248 41 38.1 15.7 7 300 9040 270 95 95.0 -0.0 | 262 80 79.3 11.0 8 276 9595 270 84 84.0 -0.0 | 261 69 68.3 11.0 9 250 10250 265 101 100.6 8.8 | 257 87 84.9 19.8 10 200 11740 265 121 120.5 10.5 | 258 107 104.8 21.5 11 166 12970 260 132 130.0 22.9 | 253 119 114.3 33.9 12 150 13630 260 109 107.3 18.9 | 252 96 91.6 29.9 13 100 16210 265 84 83.7 7.3 | 255 70 67.9 18.3 14 70 18410 255 54 52.2 14.0 | 236 44 36.4 25.0 15 50 20510 270 29 29.0 -0.0 | 230 17 13.3 11.0 16 30 23680 260 21 20.7 3.6 | 199 15 4.9 14.6 17 20 26250 290 8 7.5 -2.7 | 135 12 -8.2 8.3 Wind Parameters Mean winds (0-6000m): 274.9 at 25.6 knts Storm direction: 304.9 at 19.2 knts Shear (0-3000m) pos: 1.8 neg: 3.3 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 107.7 deg Storm rel helicity (0-3000m) pos: 34.0 neg: -58.7 tot: -24.7 m^2/s^2 ave: -8.2 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 8.9 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 126.76 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 33 9 99 21| 0.0 7.5 7.5| 12.0 -52.4 -40.5 -80.9 -0.32| 19.6 -6.2 1000 18 8 102 18| 0.0 5.5 5.5| 34.0 -52.4 -18.4 -18.4 -0.00| 15.2 -0.0 1500 335 10 100 12| 3.6 3.7 7.3| 34.0 -55.5 -21.4 -14.3 -0.10| 13.8 -1.4 2000 320 12 102 8| 2.7 3.4 6.1| 34.0 -55.9 -21.9 -10.9 -0.14| 11.3 -1.6 2500 310 14 111 5| 2.2 3.3 5.5| 34.0 -56.8 -22.8 -9.1 -0.15| 9.8 -1.5 3000 303 16 135 4| 1.8 3.3 5.1| 34.0 -58.7 -24.7 -8.2 -0.15| 8.9 -1.4 4000 292 18 197 4| 1.3 3.6 4.9| 43.1 -58.7 -15.6 -3.9 -0.09| 7.8 -0.7 5000 282 22 221 9| 1.1 3.8 4.9| 44.2 -61.2 -17.0 -3.4 -0.08| 7.2 -0.6 6000 275 26 228 13| 1.2 3.5 4.7| 66.9 -67.4 -0.4 -0.1 -0.05| 6.7 -0.3 Wrote GIF file: /home/apache/climate/data/raob//RJ646/skewt/RJ646.skewt.20251209.00.gif