UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for RJ412... Searching the city database file for: RJ412 ... Date:1200Z 18 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 1022 17 -2.7 -7.1 72 4.4 -4.1 170 2 268.8 269.1 267.8 274.7 2.19 1 1000 189 -3.1 -9.1 63 6.0 -5.0 130 4 270.0 270.4 268.2 275.3 1.92 2 925 799 -8.3 -11.4 78 3.1 -9.2 265 4 270.8 271.1 268.4 275.6 1.73 3 866 1306 -12.3 -15.2 79 2.9 -13.0 284 20 271.8 272.0 268.4 275.6 1.35 4 860 1360 -11.9 -18.9 56 7.0 -13.4 287 22 272.8 272.9 268.4 275.6 1.00 5 850 1449 -12.7 -18.7 61 6.0 -14.0 290 25 272.8 273.0 268.5 275.8 1.03 6 841 1530 -13.5 -20.5 56 7.0 -14.9 290 25 272.8 273.0 268.2 275.4 0.89 7 832 1612 -12.3 -30.3 21 18.0 -15.0 289 26 274.9 275.0 268.7 276.1 0.37 8 785 2055 -11.5 -32.5 16 21.0 -14.7 288 27 280.4 280.5 271.9 281.4 0.32 9 700 2925 -15.5 -32.5 22 17.0 -18.0 285 31 285.3 285.4 274.8 286.5 0.36 10 696 2968 -15.9 -31.9 24 16.0 -18.3 285 32 285.3 285.4 274.9 286.6 0.38 11 651 3468 -19.9 -36.9 21 17.0 -21.9 286 39 286.3 286.4 275.2 287.1 0.25 12 632 3687 -21.3 -27.3 58 6.0 -22.2 287 42 287.2 287.3 276.2 289.2 0.64 13 548 4724 -28.1 -32.6 65 4.5 -28.6 289 58 291.0 291.1 277.9 292.5 0.45 14 532 4936 -29.3 -37.3 46 8.0 -30.1 289 61 292.1 292.1 278.2 293.1 0.29 15 528 4990 -28.5 -48.5 13 20.0 -29.9 289 62 293.7 293.7 278.6 294.0 0.09 16 521 5086 -28.5 -53.5 7 25.0 -30.0 289 63 294.8 294.8 279.1 295.0 0.05 17 500 5380 -29.3 -46.3 18 17.0 -30.6 290 68 297.3 297.3 280.3 297.7 0.12 18 486 5581 -30.1 -49.1 14 19.0 -31.4 291 70 298.8 298.8 280.9 299.1 0.09 19 400 6930 -39.7 -53.7 21 14.0 -40.3 295 87 303.4 303.4 282.8 303.6 0.06 20 398 6964 -40.1 -53.1 24 13.0 -40.6 295 87 303.3 303.3 282.8 303.6 0.07 21 339 8041 -48.1 295 95 306.6 22 302 8797 -52.1 295 101 311.4 23 300 8840 -52.3 295 101 311.6 24 269 9541 -54.5 290 87 318.3 25 250 10010 -54.5 295 95 325.0 26 234 10436 -52.1 291 92 334.9 27 200 11450 -53.5 280 86 348.0 28 191 11747 -52.3 281 84 354.6 29 170 12503 -51.3 283 79 368.3 30 150 13310 -54.9 285 74 375.5 31 140 13748 -56.9 285 71 379.5 32 115 15006 -51.5 285 64 411.4 33 101 15846 -52.1 285 58 425.8 34 100 15910 -52.1 285 58 427.1 35 78 17513 -53.1 278 50 456.4 36 70 18210 -52.5 275 47 472.1 37 64 18787 -54.1 480.8 38 59 19306 -56.5 486.7 TRP 269 9541 -54.5 290 87 318.3 WND 302 8797 -52.1 295 101 311.4 Sounding variables and indices 1000-500 mb thick: 5191.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 44.32 % Est. max temperature: 0.25 C = 32.46 F Sfc-Lift cond lev (LCL): 953.62 mb = 560.58 m = 1839.14 ft T: -6.27 C 700-500 lapse rate: 5.62 C/km ThetaE index: 0.39 C Layer 841.0- 832.0 mb Conv cond level (CCL): 884.90 mb = 1140.25 m = 3740.93 ft Mean mixing ratio: 1.87 g/kg Conv temperature: 0.03 C = 32.06 F Cap Strength: 16.48 C Lifted Index: 18.26 C Risk: None Lifted Index @300 mb: 25.73 C Lifted Index @700 mb: 10.70 C Showalter Index: 17.97 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 10.60 C K Index: -19.10 Risk: None Sweat Index: 118.00 Risk: None Energy Index: 4.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.16 J/kg Max Up Vert Vel: 3.21 m/s Conv Inhibition (B-): 32945.14 J/kg Cap Strength: 18.11 C Lift Cond Lev (LCL): 902.10 mb = 992.02 m = 3254.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 at 28 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 1022 17 170 2 -0.3 2.0 | 140 30 -18.9 22.9 1 1000 189 130 4 -3.1 2.6 | 137 32 -21.6 23.5 2 925 799 265 4 4.0 0.3 | 146 26 -14.6 21.3 3 850 1449 290 25 23.5 -8.6 | 202 13 4.9 12.4 4 700 2925 285 31 29.9 -8.0 | 221 17 11.4 12.9 5 500 5380 290 68 63.9 -23.3 | 273 45 45.3 -2.3 6 400 6930 295 87 78.8 -36.8 | 285 62 60.3 -15.9 7 302 8797 295 101 91.5 -42.7 | 287 76 73.0 -21.8 8 300 8840 295 101 91.5 -42.7 | 287 76 73.0 -21.8 9 269 9541 290 87 81.8 -29.8 | 278 64 63.2 -8.8 10 250 10010 295 95 86.1 -40.1 | 286 70 67.5 -19.2 11 200 11450 280 86 84.7 -14.9 | 265 66 66.1 6.0 12 150 13310 285 74 71.5 -19.2 | 268 53 52.9 1.8 13 100 15910 285 58 56.0 -15.0 | 261 38 37.5 5.9 14 70 18210 275 47 46.8 -4.1 | 239 33 28.2 16.8 Wind Parameters Mean winds (0-6000m): 288.4 at 37.3 knts Storm direction: 318.4 at 28.0 knts Shear (0-3000m) pos: 4.5 neg: 1.3 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 85.2 deg Storm rel helicity (0-3000m) pos: 152.8 neg: -10.2 tot: 142.6 m^2/s^2 ave: 47.5 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 208.69 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 ------------------------------------------------------------------------------- 500 159 4 141 31| 2.6 0.0 2.6| 32.6 -10.2 22.4 44.8 0.37| 7.4 2.8 1000 232 5 148 28| 6.0 0.0 6.0| 70.6 -10.2 60.4 60.4 0.47| 9.4 4.5 1500 281 9 154 21| 9.0 0.0 9.0|127.8 -10.2 117.6 78.4 0.64| 11.5 7.3 2000 285 14 162 18| 6.8 0.6 7.3|134.8 -10.2 124.6 62.3 0.65| 9.2 6.0 2500 286 17 171 17| 5.4 0.9 6.3|141.6 -10.2 131.4 52.6 0.66| 7.8 5.1 3000 286 19 179 16| 4.5 1.3 5.8|152.8 -10.2 142.6 47.5 0.67| 7.0 4.7 4000 286 24 198 15| 5.3 1.0 6.3|218.5 -10.2 208.3 52.1 0.69| 7.2 5.0 5000 287 31 222 16| 5.8 0.8 6.6|290.6 -10.2 280.4 56.1 0.66| 7.4 4.8 6000 288 37 241 19| 6.0 0.6 6.7|377.8 -10.2 367.6 61.3 0.63| 7.3 4.6 Wrote GIF file: /home/apache/climate/data/raob//RJ412/skewt/RJ412.skewt.20251218.12.gif