UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121412.upa.cvt Date: 1200Z 14 DEC 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 14 DEC 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 1028 16 0.6 -1.0 89 1.6 -0.0 360 1 271.6 272.2 271.6 280.9 3.45 1 1000 237 0.0 -3.7 76 3.7 -1.4 310 3 273.1 273.6 271.8 281.1 2.90 2 952 629 -2.9 -6.9 74 4.0 -4.3 237 4 274.1 274.5 271.5 280.7 2.39 3 925 857 -3.3 -5.5 85 2.2 -4.1 195 5 275.9 276.4 273.2 283.5 2.74 4 850 1524 -4.7 -7.0 84 2.3 -5.5 175 25 281.2 281.7 276.0 288.8 2.66 5 847 1552 -4.7 -7.0 84 2.3 -5.5 175 25 281.5 282.0 276.2 289.1 2.67 6 762 2376 -10.1 -13.0 79 2.9 -10.9 172 39 284.3 284.6 276.5 289.7 1.84 7 743 2571 -9.3 -12.2 79 2.9 -10.2 172 42 287.2 287.6 278.2 293.2 2.02 8 700 3032 -9.7 -17.7 52 8.0 -11.8 170 50 291.7 292.0 279.5 295.9 1.36 9 687 3177 -10.1 -20.1 44 10.0 -12.6 170 52 292.9 293.1 279.7 296.4 1.13 10 676 3301 -11.1 -24.1 33 13.0 -14.0 170 53 293.1 293.2 279.4 295.7 0.81 11 607 4117 -17.3 -36.3 17 19.0 -19.9 170 61 295.1 295.2 279.6 296.1 0.28 12 500 5540 -28.1 -40.1 31 12.0 -29.3 170 77 298.8 298.8 281.1 299.6 0.23 13 474 5919 -31.7 -41.7 37 10.0 -32.5 170 81 298.9 299.0 281.2 299.6 0.21 14 430 6601 -34.3 -43.3 40 9.0 -35.0 170 88 304.1 304.1 283.3 304.7 0.19 15 400 7100 -39.3 -47.3 42 8.0 -39.7 170 93 303.9 303.9 283.1 304.4 0.13 16 383 7397 -41.5 -49.5 42 8.0 -41.9 171 95 304.8 304.8 283.5 305.2 0.11 17 356 7890 -45.7 -53.7 40 8.0 -46.0 172 99 305.6 305.6 283.7 305.9 0.07 18 314 8717 -52.3 -60.3 38 8.0 -52.5 174 106 307.6 307.6 284.5 307.7 0.04 19 300 9010 -56.5 -64.5 36 8.0 -56.6 175 108 305.7 305.7 283.7 305.8 0.02 20 296 9095 -57.4 -65.5 35 8.1 -57.5 175 108 305.7 305.7 283.7 305.7 0.02 21 268 9712 -63.7 -72.7 28 9.0 -63.7 175 101 305.2 305.2 283.5 305.3 0.01 22 250 10140 -60.7 -69.7 30 9.0 -60.8 175 85 315.8 315.8 287.4 315.9 0.01 23 233 10582 -55.9 -64.9 32 9.0 -56.1 178 78 329.5 329.5 291.6 329.6 0.03 24 212 11180 -57.1 -66.1 31 9.0 -57.2 182 69 336.7 336.7 293.5 336.8 0.02 25 200 11550 -55.1 -64.1 32 9.0 -55.3 185 64 345.5 345.5 295.7 345.7 0.03 26 150 13400 -52.5 -64.5 22 12.0 -52.9 190 54 379.6 379.6 302.2 379.8 0.04 27 138 13942 -50.1 -64.1 18 14.0 -50.7 189 53 393.0 393.0 304.3 393.2 0.05 28 100 16030 -53.3 -69.3 13 16.0 -53.9 185 48 424.7 424.8 308.3 424.9 0.03 29 92 16570 -51.1 -68.1 11 17.0 -51.9 189 42 439.3 439.4 309.8 439.6 0.04 30 70 18350 -50.9 -69.9 9 19.0 -52.0 200 21 475.5 475.5 313.1 475.8 0.04 31 61 19246 -50.9 -70.9 8 20.0 -52.1 494.6 494.6 314.6 494.9 0.04 TRP 268 9712 -63.7 -72.7 28 9.0 -63.7 175 101 305.2 305.2 283.5 305.3 0.01 WND 296 9095 -57.4 -65.5 35 8.1 -57.5 175 108 305.7 305.7 283.7 305.7 0.02 Sounding variables and indices 1000-500 mb thick: 5303.00 m Freezing level: 1000.00 mb = 237.00 m = 777.55 ft Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 54.33 % Est. max temperature: 8.25 C = 46.85 F Sfc-Lift cond lev (LCL): 1002.57 mb = 216.41 m = 710.01 ft T: 0.06 C 700-500 lapse rate: 7.34 C/km ThetaE index: 0.39 C Layer 952.0- 925.0 mb Conv cond level (CCL): 806.82 mb = 1930.56 m = 6333.79 ft Mean mixing ratio: 2.76 g/kg Conv temperature: 11.90 C = 53.42 F Cap Strength: 13.38 C Lifted Index: 14.89 C Risk: None Lifted Index @300 mb: 17.40 C Lifted Index @700 mb: 12.08 C Showalter Index: 9.03 C Risk: None Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 21.10 C K Index: 8.40 Risk: None Sweat Index: 127.00 Risk: None Energy Index: 2.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.79 J/kg Max Up Vert Vel: 4.43 m/s Conv Inhibition (B-): 28746.96 J/kg Cap Strength: 14.79 C Lift Cond Lev (LCL): 927.61 mb = 834.66 m = 2738.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 201 at 34 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 1028 16 360 1 -0.0 -1.0 | 20 35 -12.1 -32.5 1 1000 237 310 3 2.3 -1.9 | 16 35 -9.8 -33.5 2 925 857 195 5 1.3 4.8 | 22 29 -10.8 -26.7 3 850 1524 175 25 -2.2 24.9 | 65 16 -14.2 -6.6 4 700 3032 170 50 -8.7 49.2 | 130 27 -20.8 17.7 5 500 5540 170 77 -13.4 75.8 | 150 51 -25.4 44.3 6 400 7100 170 93 -16.1 91.6 | 155 66 -28.2 60.1 7 300 9010 175 108 -9.4 107.6 | 164 79 -21.5 76.1 8 296 9095 175 108 -9.4 107.6 | 164 79 -21.5 76.1 9 268 9712 175 101 -8.8 100.6 | 163 72 -20.9 69.1 10 250 10140 175 85 -7.4 84.7 | 160 57 -19.5 53.1 11 200 11550 185 64 5.6 63.8 | 169 33 -6.5 32.2 12 150 13400 190 54 9.4 53.2 | 173 22 -2.7 21.6 13 100 16030 185 48 4.2 47.8 | 154 18 -7.9 16.3 14 70 18350 200 21 7.2 19.7 | 22 13 -4.9 -11.8 Wind Parameters Mean winds (0-6000m): 170.9 at 45.0 knts Storm direction: 200.9 at 33.8 knts Shear (0-3000m) pos: 0.0 neg: 8.7 tot: 8.7 10-3/s Storm rel Dir Shear (0-3000m): 109.8 deg Storm rel helicity (0-3000m) pos: 195.3 neg: -30.3 tot: 164.9 m^2/s^2 ave: 55.0 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 5.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.03 Bulk Shear: 287.25 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 ------------------------------------------------------------------------------- 500 294 3 16 34| 0.0 4.3 4.3| 0.5 -30.3 -29.8 -59.7 -0.55| 6.0 -3.3 1000 223 4 18 30| 0.0 5.5 5.5| 38.8 -30.3 8.5 8.5 0.12| 7.9 0.9 1500 186 9 26 26| 0.0 8.8 8.8| 96.8 -30.3 66.5 44.3 0.45| 10.6 4.8 2000 179 13 34 22| 0.0 8.8 8.8|130.9 -30.3 100.6 50.3 0.57| 10.2 5.7 2500 176 18 45 19| 0.0 8.7 8.7|163.9 -30.3 133.6 53.4 0.61| 9.8 6.0 3000 174 23 59 17| 0.0 8.7 8.7|195.3 -30.3 164.9 55.0 0.61| 9.6 5.9 4000 172 31 86 16| 0.0 7.9 7.9|244.9 -30.3 214.5 53.6 0.60| 8.6 5.2 5000 171 38 109 19| 0.0 7.4 7.4|294.3 -30.3 264.0 52.8 0.58| 8.0 4.6 6000 171 45 124 23| 0.0 7.1 7.1|342.7 -30.3 312.3 52.1 0.55| 7.6 4.2 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251214.12.gif