UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 2 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 1027 16 -0.5 -7.5 59 7.0 -2.8 65 3 270.6 270.9 268.9 276.4 2.11 1 1000 228 -1.9 -8.9 59 7.0 -4.1 70 9 271.2 271.6 269.1 276.6 1.95 2 925 842 -7.9 -12.6 69 4.7 -9.2 95 11 271.2 271.5 268.4 275.6 1.57 3 850 1494 -11.9 -14.5 81 2.6 -12.5 100 11 273.7 273.9 269.8 277.8 1.46 4 836 1621 -13.5 -16.2 80 2.7 -14.1 101 10 273.3 273.5 269.2 277.0 1.29 5 813 1834 -12.1 -20.1 51 8.0 -13.8 102 10 277.0 277.1 271.0 279.8 0.95 6 763 2320 -10.7 -24.7 31 14.0 -13.5 106 8 283.6 283.7 274.3 285.6 0.68 7 700 2981 -12.5 -32.5 17 20.0 -15.7 110 5 288.6 288.7 276.6 289.8 0.36 8 690 3090 -13.1 -33.1 17 20.0 -16.3 112 5 289.2 289.2 276.8 290.3 0.34 9 682 3179 -13.5 -33.5 17 20.0 -16.6 114 5 289.7 289.7 277.0 290.8 0.33 10 604 4087 -20.9 -39.9 16 19.0 -23.0 132 6 291.4 291.4 277.7 292.0 0.20 11 518 5207 -26.9 -45.9 15 19.0 -28.5 155 7 297.2 297.2 280.3 297.6 0.12 12 500 5460 -29.1 -48.1 14 19.0 -30.4 160 7 297.6 297.6 280.4 297.9 0.10 13 400 7020 -42.3 -59.3 14 17.0 -42.8 190 7 300.0 300.0 281.4 300.1 0.03 14 300 8900 -57.7 -70.7 18 13.0 -57.8 195 11 304.0 304.0 283.0 304.0 0.01 15 286 9197 -60.5 -73.5 17 13.0 -60.6 208 9 304.2 304.2 283.1 304.2 0.01 16 255 9900 -64.3 -76.3 18 12.0 -64.4 240 5 308.7 308.7 284.8 308.7 0.00 17 250 10020 -64.3 -76.3 18 12.0 -64.4 225 5 310.5 310.5 285.5 310.5 0.00 18 232 10478 -64.9 -76.9 18 12.0 -65.0 225 10 316.3 316.3 287.5 316.3 0.00 19 212 11035 -59.9 -71.9 19 12.0 -60.0 225 15 332.3 332.3 292.3 332.4 0.01 20 200 11400 -60.1 -72.1 19 12.0 -60.2 225 19 337.6 337.6 293.7 337.6 0.01 21 169 12462 -55.1 -67.1 21 12.0 -55.4 234 20 362.6 362.6 299.2 362.7 0.03 22 150 13220 -57.1 -69.1 20 12.0 -57.3 240 21 371.7 371.7 300.9 371.8 0.02 23 124 14419 -59.3 -73.3 15 14.0 -59.5 235 25 388.5 388.5 303.6 388.6 0.02 24 100 15780 -55.3 -70.3 14 15.0 -55.8 230 29 420.9 420.9 307.9 421.0 0.03 25 83 16959 -58.1 -74.1 11 16.0 -58.5 227 26 438.2 438.2 309.7 438.3 0.02 26 78 17352 -54.9 -70.9 12 16.0 -55.5 227 25 452.7 452.7 311.1 452.9 0.03 27 71 17950 -56.7 -73.7 10 17.0 -57.3 225 23 461.2 461.2 311.9 461.4 0.03 28 70 18040 -55.9 -72.9 10 17.0 -56.5 225 23 464.8 464.8 312.2 465.0 0.03 29 68 18225 -53.1 -70.1 11 17.0 -53.9 224 23 474.7 474.7 313.1 475.0 0.04 30 50 20220 -49.3 -69.3 8 20.0 -51.0 210 25 527.3 527.3 316.8 527.7 0.07 31 49 20352 -49.3 -69.3 8 20.0 -51.0 210 25 530.3 530.4 317.0 530.8 0.07 32 41 21510 -52.7 -72.7 7 20.0 -54.1 208 26 549.6 549.6 318.1 550.0 0.05 33 38 22004 -48.9 -68.9 8 20.0 -51.1 207 26 571.4 571.4 319.3 572.0 0.09 34 33 22931 -48.3 -69.3 7 21.0 -50.9 206 27 596.5 596.5 320.5 597.2 0.10 35 30 23560 -46.9 -68.9 6 22.0 -50.1 205 27 616.8 616.8 321.4 617.7 0.12 36 28 24017 -46.3 -68.3 6 22.0 -49.8 199 25 630.7 630.8 322.0 631.8 0.14 37 20 26240 -47.9 -71.9 5 24.0 -51.8 170 17 689.6 689.6 324.1 690.5 0.12 38 18 26935 -48.1 -72.1 5 24.0 -52.3 197 15 710.0 710.1 324.8 711.1 0.13 39 14 28607 -43.9 -68.9 5 25.0 -50.4 260 10 777.2 777.3 326.7 779.6 0.26 40 12 29632 -48.3 -72.3 5 24.0 -53.6 299 7 796.6 796.7 327.2 798.4 0.18 41 10 30830 -49.3 -73.3 4 24.0 -54.8 345 3 835.5 835.6 328.1 837.5 0.19 TRP 255 9900 -64.3 -76.3 18 12.0 -64.4 240 5 308.7 308.7 284.8 308.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5232.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 36.25 % Est. max temperature: 1.72 C = 35.09 F Sfc-Lift cond lev (LCL): 920.25 mb = 881.74 m = 2892.81 ft T: -8.14 C 700-500 lapse rate: 6.70 C/km ThetaE index: 1.02 C Layer 925.0- 850.0 mb Conv cond level (CCL): 854.10 mb = 1456.88 m = 4779.74 ft Mean mixing ratio: 1.83 g/kg Conv temperature: 2.48 C = 36.47 F Cap Strength: 17.79 C Lifted Index: 17.81 C Risk: None Lifted Index @300 mb: 19.68 C Lifted Index @700 mb: 13.03 C Showalter Index: 16.52 C Risk: None Total Totals Index: 31.80 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: 14.60 C K Index: -17.30 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 4.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.86 J/kg Max Up Vert Vel: 1.93 m/s Conv Inhibition (B-): 66209.33 J/kg Cap Strength: 17.78 C Lift Cond Lev (LCL): 885.85 mb = 1175.50 m = 3856.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 146 at 6 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 1027 16 65 3 -2.7 -1.3 | 355 6 0.5 -5.9 1 1000 228 70 9 -8.5 -3.1 | 34 9 -5.3 -7.7 2 925 842 95 11 -11.0 1.0 | 65 9 -7.8 -3.7 3 850 1494 100 11 -10.8 1.9 | 70 8 -7.6 -2.7 4 700 2981 110 5 -4.7 1.7 | 27 3 -1.5 -2.9 5 500 5460 160 7 -2.4 6.6 | 202 2 0.8 1.9 6 400 7020 190 7 1.2 6.9 | 243 5 4.4 2.3 7 300 8900 195 11 2.8 10.6 | 225 8 6.0 6.0 8 255 9900 240 5 4.3 2.5 | 286 8 7.5 -2.1 9 250 10020 225 5 3.5 3.5 | 279 7 6.7 -1.1 10 200 11400 225 19 13.4 13.4 | 242 19 16.6 8.8 11 150 13220 240 21 18.2 10.5 | 255 22 21.4 5.9 12 100 15780 230 29 22.2 18.6 | 241 29 25.4 14.0 13 70 18040 225 23 16.3 16.3 | 239 23 19.5 11.6 14 50 20220 210 25 12.5 21.7 | 223 23 15.7 17.0 15 30 23560 205 27 11.4 24.5 | 216 25 14.6 19.8 16 20 26240 170 17 -3.0 16.7 | 181 12 0.2 12.1 17 10 30830 345 3 0.8 -2.9 | 332 9 4.0 -7.5 Wind Parameters Mean winds (0-6000m): 115.5 at 7.5 knts Storm direction: 145.5 at 5.6 knts Shear (0-3000m) pos: 0.6 neg: 0.0 tot: 0.6 10-3/s Storm rel Dir Shear (0-3000m): 32.4 deg Storm rel helicity (0-3000m) pos: 22.4 neg: -4.2 tot: 18.2 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.46 Bulk Shear: 4.06 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 74 8 33 8| 7.3 0.0 7.3| 14.5 0.0 14.5 29.0 0.87| 8.3 7.3 1000 84 9 47 8| 4.4 0.0 4.4| 21.1 0.0 21.1 21.1 0.90| 5.7 5.1 1500 90 10 55 8| 3.0 0.0 3.0| 22.4 0.0 22.4 14.9 0.89| 4.0 3.6 2000 93 10 58 8| 1.8 0.0 1.8| 22.4 -1.2 21.2 10.6 0.71| 3.6 2.5 2500 95 9 58 7| 1.0 0.0 1.0| 22.4 -2.7 19.7 7.9 0.55| 3.3 1.8 3000 96 9 56 7| 0.6 0.0 0.6| 22.4 -4.2 18.2 6.1 0.40| 3.1 1.2 4000 100 8 56 6| 0.7 0.0 0.7| 23.1 -4.2 18.9 4.7 0.42| 2.6 1.1 5000 107 8 60 5| 0.7 0.0 0.7| 23.6 -4.2 19.4 3.9 0.46| 2.3 1.1 6000 116 8 69 4| 0.7 0.0 0.7| 24.4 -4.2 20.2 3.4 0.48| 2.1 1.0 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251202.12.gif