UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for RJ412... Searching the city database file for: RJ412 ... Date:1200Z 4 DEC 25 Station: RJ412 WMO ident: 47412 Latitude: 43.05 Longitude: 141.33 ------------------------------------------------------------------------------- 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 1005 16 -3.3 -6.6 78 3.3 -4.4 90 3 269.5 269.8 268.5 275.8 2.32 1 1000 55 -3.3 -7.1 75 3.8 -4.6 65 2 269.9 270.2 268.6 276.0 2.24 2 925 666 -8.1 -12.0 73 3.9 -9.2 270 10 271.0 271.3 268.4 275.6 1.64 3 850 1318 -13.1 -16.8 74 3.7 -13.9 270 31 272.4 272.6 268.5 275.8 1.21 4 770 2064 -18.7 -24.7 59 6.0 -19.7 278 38 274.2 274.3 268.8 276.2 0.67 5 750 2260 -19.1 -29.1 41 10.0 -20.5 280 40 275.8 275.9 269.4 277.2 0.46 6 700 2771 -22.7 -32.7 40 10.0 -23.8 285 45 277.3 277.4 270.2 278.4 0.35 7 547 4536 -33.1 -53.1 12 20.0 -34.0 278 60 285.3 285.3 274.2 285.4 0.05 8 500 5160 -37.5 -56.5 12 19.0 -38.1 275 66 287.3 287.3 275.3 287.4 0.04 9 468 5613 -40.1 -62.1 8 22.0 -40.6 275 66 289.6 289.6 276.5 289.6 0.02 10 403 6620 -45.9 275 66 294.7 11 400 6670 -46.1 275 66 295.1 12 354 7475 -49.1 272 69 301.5 13 331 7912 -52.3 270 70 303.0 14 300 8550 -50.3 260 74 314.5 15 288 8817 -50.3 261 77 318.1 16 261 9463 -48.3 264 83 330.2 17 255 9617 -45.9 265 84 335.9 18 250 9750 -43.9 270 84 340.8 19 238 10081 -42.7 269 84 347.4 20 200 11250 -44.9 265 82 361.7 21 150 13150 -48.7 245 80 386.2 22 130 14080 -51.1 250 79 398.0 23 100 15770 -53.1 260 78 425.1 24 96 16034 -52.1 258 77 432.1 25 85 16818 -55.9 251 75 439.7 26 70 18070 -50.9 240 72 475.5 27 53 19911 -43.7 203 43 531.6 28 50 20300 -46.3 195 37 534.4 29 45 20991 -52.1 536.6 TRP 331 7912 -52.3 270 70 303.0 WND 255 9617 -45.9 265 84 335.9 Sounding variables and indices 1000-500 mb thick: 5105.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 43.62 % Est. max temperature: -0.43 C = 31.22 F Sfc-Lift cond lev (LCL): 954.03 mb = 423.82 m = 1390.47 ft T: -6.20 C 700-500 lapse rate: 6.20 C/km ThetaE index: 0.35 C Layer 925.0- 850.0 mb Conv cond level (CCL): 881.79 mb = 1034.91 m = 3395.33 ft Mean mixing ratio: 1.88 g/kg Conv temperature: -0.93 C = 30.32 F Cap Strength: 8.48 C Lifted Index: 9.77 C Risk: None Lifted Index @300 mb: 27.43 C Lifted Index @700 mb: 3.21 C Showalter Index: 9.71 C Risk: None Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 20.70 C K Index: -2.40 Risk: None Sweat Index: 128.00 Risk: None Energy Index: 2.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.19 J/kg Max Up Vert Vel: 2.89 m/s Conv Inhibition (B-): 39202.41 J/kg Cap Strength: 9.53 C Lift Cond Lev (LCL): 899.05 mb = 885.45 m = 2904.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 33 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 1005 16 90 3 -3.0 0.0 | 125 36 -29.3 20.3 1 1000 55 65 2 -1.8 -0.8 | 125 34 -28.1 19.4 2 925 666 270 10 10.0 -0.0 | 141 26 -16.3 20.3 3 850 1318 270 31 31.0 -0.0 | 193 21 4.7 20.3 4 700 2771 285 45 43.5 -11.6 | 243 19 17.2 8.6 5 500 5160 275 66 65.7 -5.8 | 250 42 39.5 14.5 6 400 6670 275 66 65.7 -5.8 | 250 42 39.5 14.5 7 331 7912 270 70 70.0 -0.0 | 245 48 43.7 20.3 8 300 8550 260 74 72.9 12.8 | 235 57 46.6 33.1 9 255 9617 265 84 83.7 7.3 | 244 64 57.4 27.6 10 250 9750 270 84 84.0 -0.0 | 251 61 57.7 20.3 11 200 11250 265 82 81.7 7.1 | 244 62 55.4 27.4 12 150 13150 245 80 72.5 33.8 | 221 71 46.2 54.1 13 100 15770 260 78 76.8 13.5 | 236 61 50.6 33.8 14 70 18070 240 72 62.4 36.0 | 213 67 36.1 56.3 15 50 20300 195 37 9.6 35.7 | 163 58 -16.7 56.0 Wind Parameters Mean winds (0-6000m): 277.7 at 44.2 knts Storm direction: 307.7 at 33.2 knts Shear (0-3000m) pos: 4.6 neg: 4.2 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 120.8 deg Storm rel helicity (0-3000m) pos: 269.4 neg: -26.2 tot: 243.2 m^2/s^2 ave: 81.1 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 7.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.02 Bulk Shear: 223.90 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 ------------------------------------------------------------------------------- 500 325 5 125 29| 0.0 10.9 10.9| 26.2 -26.2 -0.0 -0.0 0.06| 13.2 0.7 1000 272 9 139 26| 0.0 12.5 12.5|126.0 -26.2 99.8 99.8 0.56| 15.3 8.6 1500 271 16 152 23| 4.0 8.3 12.3|189.8 -26.2 163.6 109.1 0.68| 14.3 9.8 2000 273 21 163 20| 4.3 6.2 10.6|219.2 -26.2 193.0 96.5 0.72| 12.2 8.8 2500 276 25 174 18| 4.6 5.0 9.6|249.4 -26.2 223.2 89.3 0.75| 11.0 8.3 3000 278 28 185 16| 4.6 4.2 8.8|269.4 -26.2 243.2 81.1 0.75| 10.1 7.6 4000 279 34 206 16| 3.5 4.3 7.8|281.2 -26.2 255.0 63.8 0.67| 8.8 5.9 5000 279 40 222 19| 2.8 4.4 7.2|283.6 -27.1 256.6 51.3 0.59| 8.1 4.7 6000 278 44 231 23| 2.3 3.8 6.1|283.6 -27.9 255.7 42.6 0.58| 6.8 3.9 Wrote GIF file: /home/apache/climate/data/raob//RJ412/skewt/RJ412.skewt.20251204.12.gif