UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for RJ401... Searching the city database file for: RJ401 ... Date:0000Z 27 APR 25 Station: RJ401 WMO ident: 47401 Latitude: 45.42 Longitude: 141.68 ------------------------------------------------------------------------------- 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 1002 6 8.4 4.6 77 3.8 6.5 270 6 281.4 282.3 279.6 296.0 5.30 1 1000 22 8.2 4.5 77 3.7 6.3 320 2 281.4 282.3 279.5 295.9 5.28 2 925 658 2.0 1.7 98 0.3 1.8 0 0 281.4 282.2 278.8 294.3 4.67 3 861 1233 -2.3 -3.4 92 1.1 -2.7 296 8 282.7 283.3 277.9 292.4 3.45 4 850 1335 -2.9 -4.6 88 1.7 -3.6 285 10 283.1 283.7 277.7 292.2 3.19 5 700 2841 -13.5 -15.8 83 2.3 -14.1 310 12 287.5 287.8 277.8 292.3 1.59 6 625 3692 -19.5 -24.4 65 4.9 -20.4 308 18 290.1 290.3 278.0 292.8 0.85 7 581 4230 -23.9 -27.6 71 3.7 -24.5 307 23 291.1 291.2 278.3 293.3 0.68 8 511 5155 -29.9 -33.1 74 3.2 -30.3 305 30 294.7 294.8 279.7 296.3 0.46 9 502 5282 -30.9 -38.9 45 8.0 -31.6 305 31 295.0 295.1 279.5 295.9 0.26 10 500 5310 -31.1 -38.1 50 7.0 -31.7 305 31 295.1 295.2 279.6 296.1 0.29 11 469 5759 -35.5 -40.3 61 4.8 -35.8 305 38 295.1 295.2 279.5 295.9 0.24 12 460 5894 -35.1 -54.1 13 19.0 -36.0 305 40 297.2 297.3 280.2 297.4 0.05 13 400 6860 -39.1 -59.1 10 20.0 -39.8 305 56 304.2 304.2 283.1 304.3 0.03 14 399 6877 -39.1 -60.1 9 21.0 -39.8 305 57 304.4 304.4 283.2 304.5 0.03 15 392 6998 -40.1 -60.1 10 20.0 -40.8 305 61 304.6 304.6 283.3 304.7 0.03 16 353 7707 -43.0 -60.1 14 17.1 -43.5 305 84 310.0 310.0 285.4 310.1 0.03 17 300 8790 -47.5 300 74 318.4 18 298 8834 -47.7 300 72 318.7 19 250 10000 -45.1 300 49 339.0 20 226 10669 -46.7 302 44 346.5 21 204 11348 -45.3 305 38 359.0 22 200 11480 -44.3 305 37 362.6 23 150 13380 -49.3 280 31 385.1 24 121 14793 -49.9 285 25 408.4 25 104 15784 -50.9 289 20 424.6 26 100 16040 -50.9 290 19 429.4 27 71 18259 -53.7 261 10 467.6 28 70 18350 -54.5 260 10 467.8 29 64 18923 -56.9 249 9 474.7 30 50 20500 -54.5 220 8 515.0 31 34 22984 -52.7 235 16 579.8 32 30 23790 -54.3 240 19 596.6 33 27 24467 -53.5 617.1 34 20 26417 -49.1 685.9 TRP 298 8834 -47.7 300 72 318.7 WND 353 7707 -43.0 -60.1 14 17.1 -43.5 305 84 310.0 310.0 285.4 310.1 0.03 Sounding variables and indices 1000-500 mb thick: 5288.00 m Freezing level: 895.23 mb = 925.37 m = 3035.95 ft Wetbulb zero: 899.29 mb = 884.02 m = 2900.30 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 79.78 % Est. max temperature: 10.04 C = 50.08 F Sfc-Lift cond lev (LCL): 945.54 mb = 478.83 m = 1570.95 ft T: 3.75 C 700-500 lapse rate: 7.13 C/km ThetaE index: 3.87 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 928.00 mb = 631.56 m = 2072.02 ft Mean mixing ratio: 4.85 g/kg Conv temperature: 8.37 C = 47.06 F Cap Strength: 1.48 C Lifted Index: 1.52 C Risk: Showers probable Lifted Index @300 mb: 16.76 C Lifted Index @700 mb: -1.01 C Showalter Index: 3.51 C Risk: None Total Totals Index: 54.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.20 C Cross Totals Index: 26.50 C K Index: 21.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 165.00 Risk: None Energy Index: 0.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 109.00 J/kg Max Up Vert Vel: 14.77 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 1.42 C Lift Cond Lev (LCL): 927.19 mb = 638.69 m = 2095.43 ft Lev Free Conv (LFC): 922.19 mb = 682.38 m = 2238.75 ft Equ Level (EL): 552.19 mb = 4596.49 m = 15080.17 ft B at Equ Level: 107.89 J/kg Max Parcel Lev (MPL): 442.19 mb = 6167.08 m = 20232.96 ft Wind level data Storm motion: 334 at 13 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 1002 6 270 6 6.0 -0.0 | 182 11 0.5 11.4 1 1000 22 320 2 1.3 -1.5 | 157 11 -4.2 9.9 2 925 658 0 0 -0.0 -0.0 | 154 13 -5.5 11.4 3 850 1335 285 10 9.7 -2.6 | 205 10 4.2 8.8 4 700 2841 310 12 9.2 -7.7 | 225 5 3.7 3.7 5 500 5310 305 31 25.4 -17.8 | 288 21 19.9 -6.4 6 400 6860 305 56 45.9 -32.1 | 297 45 40.4 -20.7 7 353 7707 305 84 68.8 -48.2 | 300 73 63.3 -36.8 8 300 8790 300 74 64.1 -37.0 | 294 64 58.6 -25.6 9 298 8834 300 72 62.4 -36.0 | 293 62 56.8 -24.6 10 250 10000 300 49 42.4 -24.5 | 290 39 36.9 -13.1 11 200 11480 305 37 30.3 -21.2 | 292 27 24.8 -9.8 12 150 13380 280 31 30.5 -5.4 | 256 26 25.0 6.0 13 100 16040 290 19 17.9 -6.5 | 248 13 12.3 4.9 14 70 18350 260 10 9.8 1.7 | 198 14 4.3 13.1 15 50 20500 220 8 5.1 6.1 | 179 18 -0.4 17.5 16 30 23790 240 19 16.5 9.5 | 208 24 10.9 20.9 Wind Parameters Mean winds (0-6000m): 304.2 at 16.9 knts Storm direction: 334.2 at 12.7 knts Shear (0-3000m) pos: 1.4 neg: 1.7 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 55.6 deg Storm rel helicity (0-3000m) pos: 22.5 neg: -17.2 tot: 5.3 m^2/s^2 ave: 1.8 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 0.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.38 Bulk Shear: 32.27 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 ------------------------------------------------------------------------------- 500 322 1 156 11| 6.1 0.0 6.1| 0.0 -16.1 -16.1 -32.3 -0.85| 6.8 -5.8 1000 319 2 156 11| 3.1 2.4 5.5| 3.9 -17.2 -13.3 -13.3 -0.35| 6.3 -2.2 1500 289 4 170 10| 2.0 3.4 5.5| 16.4 -17.2 -0.8 -0.6 0.09| 6.6 0.6 2000 291 6 178 9| 1.6 2.6 4.2| 18.4 -17.2 1.1 0.6 0.12| 5.4 0.7 2500 294 7 184 9| 1.5 2.1 3.6| 19.9 -17.2 2.7 1.1 0.15| 4.7 0.7 3000 298 8 189 8| 1.4 1.7 3.1| 22.5 -17.2 5.3 1.8 0.21| 4.3 0.9 4000 303 10 206 7| 1.0 2.3 3.3| 32.6 -17.2 15.4 3.9 0.31| 4.2 1.3 5000 304 13 233 7| 0.8 2.6 3.4| 41.4 -17.2 24.2 4.8 0.31| 4.2 1.3 6000 304 17 257 9| 0.7 3.3 4.0| 61.9 -17.2 44.7 7.5 0.29| 4.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//RJ401/skewt/RJ401.skewt.20250427.00.gif