UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 25 APR 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 1014 18 1.0 -0.7 88 1.7 0.3 20 9 273.1 273.7 272.8 282.7 3.58 1 1000 129 0.2 -2.7 81 2.9 -0.9 25 13 273.4 273.9 272.2 281.9 3.13 2 943 596 -3.9 -8.7 69 4.8 -5.4 25 15 273.8 274.2 270.9 279.6 2.10 3 925 748 -5.3 -9.8 71 4.5 -6.7 25 15 273.9 274.2 270.8 279.4 1.96 4 857 1343 -10.5 -12.9 82 2.4 -11.1 11 15 274.5 274.8 270.7 279.2 1.65 5 850 1406 -9.7 -11.9 84 2.2 -10.3 10 15 276.0 276.3 271.8 281.1 1.80 6 848 1424 -9.3 -11.5 84 2.2 -9.9 9 15 276.6 276.9 272.2 281.9 1.87 7 808 1801 -4.9 -15.9 42 11.0 -8.0 356 18 285.1 285.4 276.2 289.2 1.37 8 784 2038 -4.7 -16.7 38 12.0 -8.1 347 19 287.8 288.0 277.6 291.8 1.32 9 722 2680 -9.7 -14.7 67 5.0 -11.1 324 23 289.2 289.5 278.7 294.2 1.69 10 700 2920 -8.5 -18.5 44 10.0 -11.2 315 25 293.1 293.3 280.0 297.0 1.27 11 682 3121 -9.5 -25.5 26 16.0 -13.0 313 25 294.1 294.3 279.7 296.4 0.70 12 540 4884 -19.3 -22.9 73 3.6 -20.1 296 28 302.8 303.0 284.0 306.4 1.12 13 532 4994 -19.9 -23.4 74 3.5 -20.7 295 28 303.3 303.5 284.1 306.9 1.09 14 500 5450 -23.5 -27.2 72 3.7 -24.2 290 29 304.4 304.5 284.2 307.1 0.82 15 400 7040 -35.5 -38.6 73 3.1 -35.8 270 29 308.9 308.9 285.3 310.0 0.34 16 300 8980 -51.1 -54.4 68 3.3 -51.2 255 36 313.3 313.3 286.6 313.6 0.08 17 262 9853 -56.9 -60.2 66 3.3 -56.9 260 36 317.2 317.2 287.9 317.4 0.04 18 259 9926 -57.3 -60.6 66 3.3 -57.3 260 36 317.6 317.7 288.1 317.8 0.04 19 250 10150 -57.5 -60.9 65 3.4 -57.6 270 35 320.6 320.6 289.0 320.7 0.04 20 200 11570 -53.7 -57.7 61 4.0 -53.8 280 27 347.7 347.7 296.2 348.1 0.08 21 174 12470 -51.5 -56.0 58 4.5 -51.7 278 25 365.5 365.5 299.8 366.0 0.11 22 150 13430 -52.9 -57.9 55 5.0 -53.1 275 23 378.9 378.9 302.2 379.4 0.10 23 100 16050 -53.9 -60.9 42 7.0 -54.2 245 9 423.6 423.6 308.2 424.1 0.11 24 70 18350 -53.1 -62.1 33 9.0 -53.7 290 9 470.8 470.8 312.8 471.5 0.13 25 50 20520 -53.1 -63.1 29 10.0 -54.0 280 7 518.3 518.4 316.2 519.4 0.16 26 35 22816 -53.5 -64.5 25 11.0 -54.7 207 7 573.0 573.0 319.4 574.3 0.19 27 30 23810 -52.5 -64.5 22 12.0 -54.1 175 7 601.5 601.6 320.7 603.2 0.22 28 22 25820 -50.1 -62.1 23 12.0 -52.5 106 5 664.5 664.6 323.3 667.8 0.41 29 20 26440 -51.5 -63.5 23 12.0 -53.8 85 5 678.5 678.7 323.8 681.7 0.37 30 16 27900 -48.1 -62.1 18 14.0 -51.9 734.3 734.6 325.6 739.5 0.56 TRP 259 9926 -57.3 -60.6 66 3.3 -57.3 260 36 317.6 317.7 288.1 317.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5321.00 m Freezing level: 997.22 mb = 151.79 m = 497.99 ft Wetbulb zero: 1010.44 mb = 45.71 m = 149.96 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 59.44 % Est. max temperature: 2.38 C = 36.29 F Sfc-Lift cond lev (LCL): 987.42 mb = 229.79 m = 753.91 ft T: -0.68 C 700-500 lapse rate: 5.93 C/km ThetaE index: 3.58 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 903.88 mb = 927.86 m = 3044.12 ft Mean mixing ratio: 2.53 g/kg Conv temperature: 2.03 C = 35.65 F Cap Strength: 19.63 C Lifted Index: 19.96 C Risk: None Lifted Index @300 mb: 23.24 C Lifted Index @700 mb: 13.75 C Showalter Index: 19.55 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 13.80 C Cross Totals Index: 11.60 C K Index: -8.10 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 5.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.34 J/kg Max Up Vert Vel: 2.58 m/s Conv Inhibition (B-): 4.66 J/kg Cap Strength: 19.97 C Lift Cond Lev (LCL): 910.13 mb = 874.21 m = 2868.10 ft Lev Free Conv (LFC): 875.13 mb = 1179.61 m = 3870.07 ft Equ Level (EL): 855.13 mb = 1359.52 m = 4460.31 ft B at Equ Level: 2.19 J/kg Max Parcel Lev (MPL): 845.13 mb = 1450.64 m = 4759.25 ft Wind level data Storm motion: 347 at 17 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 1014 18 20 9 -3.1 -8.5 | 139 11 -7.0 8.0 1 1000 129 25 13 -5.5 -11.8 | 116 11 -9.4 4.7 2 925 748 25 15 -6.3 -13.6 | 106 11 -10.3 2.9 3 850 1406 10 15 -2.6 -14.8 | 104 7 -6.6 1.7 4 700 2920 315 25 17.7 -17.7 | 275 14 13.7 -1.2 5 500 5450 290 29 27.3 -9.9 | 254 24 23.3 6.5 6 400 7040 270 29 29.0 -0.0 | 237 30 25.1 16.5 7 300 8980 255 36 34.8 9.3 | 230 40 30.8 25.8 8 259 9926 260 36 35.5 6.3 | 234 39 31.5 22.7 9 250 10150 270 35 35.0 -0.0 | 242 35 31.1 16.5 10 200 11570 280 27 26.6 -4.7 | 243 26 22.6 11.8 11 150 13430 275 23 22.9 -2.0 | 233 24 19.0 14.5 12 100 16050 245 9 8.2 3.8 | 192 21 4.2 20.3 13 70 18350 290 9 8.5 -3.1 | 199 14 4.5 13.4 14 50 20520 280 7 6.9 -1.2 | 191 16 2.9 15.2 15 30 23810 175 7 -0.6 7.0 | 169 24 -4.6 23.4 16 20 26440 85 5 -5.0 -0.4 | 151 18 -8.9 16.0 Wind Parameters Mean winds (0-6000m): 316.5 at 22.6 knts Storm direction: 346.5 at 16.9 knts Shear (0-3000m) pos: 0.9 neg: 4.2 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 135.4 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -36.5 tot: -36.5 m^2/s^2 ave: -12.2 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 60.85 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 25 13 116 10| 5.5 0.0 5.5| 0.0 -14.8 -14.8 -29.5 -1.00| 5.5 -5.5 1000 24 14 111 10| 2.8 0.9 3.6| 0.0 -17.3 -17.3 -17.3 -0.82| 3.9 -3.2 1500 20 14 109 9| 1.8 1.8 3.6| 0.0 -18.5 -18.5 -12.3 -0.62| 3.9 -2.4 2000 13 15 104 8| 1.4 3.0 4.3| 0.0 -22.3 -22.3 -11.2 -0.67| 4.6 -3.1 2500 4 16 93 5| 1.1 3.8 4.9| 0.0 -27.3 -27.3 -10.9 -0.65| 5.2 -3.4 3000 352 17 62 2| 0.9 4.2 5.1| 0.0 -36.5 -36.5 -12.2 -0.60| 5.5 -3.3 4000 337 20 293 4| 0.7 3.6 4.3| 0.0 -47.1 -47.1 -11.8 -0.59| 4.7 -2.8 5000 326 21 278 8| 0.6 3.3 3.8| 0.0 -62.1 -62.1 -12.4 -0.59| 4.3 -2.5 6000 317 23 270 12| 0.5 3.0 3.5| 0.0 -89.9 -89.9 -15.0 -0.61| 4.1 -2.5 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20250425.12.gif