UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 21 OCT 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 1007 16 4.2 3.0 92 1.2 3.7 180 15 276.8 277.6 276.5 289.6 4.71 1 1000 73 3.0 0.9 86 2.1 2.1 170 15 276.1 276.8 275.2 287.3 4.08 2 988 171 2.0 -0.3 85 2.3 1.0 161 17 276.1 276.7 274.8 286.5 3.78 3 925 700 -0.7 -2.6 87 1.9 -1.4 115 29 278.6 279.2 275.6 288.1 3.41 4 894 972 -2.1 -4.1 86 2.0 -2.9 117 29 279.9 280.4 276.0 288.7 3.15 5 850 1371 -4.9 -7.1 85 2.2 -5.7 120 29 281.0 281.5 275.9 288.5 2.64 6 700 2867 -15.7 -18.7 78 3.0 -16.4 115 19 285.1 285.3 276.0 288.8 1.25 7 646 3467 -19.3 -22.8 74 3.5 -20.0 122 19 287.6 287.8 276.9 290.5 0.95 8 500 5310 -35.1 -39.4 65 4.3 -35.4 145 19 290.2 290.3 277.2 291.1 0.25 9 407 6706 -48.1 -52.8 58 4.7 -48.2 150 21 291.0 291.0 277.3 291.3 0.07 10 400 6820 -47.7 -52.4 58 4.7 -47.9 150 21 293.0 293.0 278.3 293.3 0.07 11 393 6936 -47.7 -52.5 58 4.8 -47.9 151 21 294.5 294.5 279.0 294.7 0.08 12 338 7915 -54.9 -59.5 57 4.6 -55.0 155 19 297.6 297.6 280.3 297.8 0.04 13 300 8680 -52.9 -57.9 55 5.0 -53.0 215 21 310.8 310.8 285.7 311.0 0.05 14 250 9860 -50.7 -56.7 49 6.0 -50.9 240 33 330.7 330.7 292.0 331.0 0.07 15 232 10349 -49.7 -56.7 44 7.0 -50.0 243 35 339.4 339.4 294.2 339.7 0.08 16 200 11320 -50.1 -58.1 38 8.0 -50.4 250 40 353.4 353.4 297.4 353.8 0.07 17 150 13200 -50.1 -60.1 30 10.0 -50.5 245 42 383.7 383.8 302.9 384.1 0.08 18 123 14497 -49.3 -59.3 30 10.0 -49.9 243 42 407.6 407.6 306.3 408.1 0.10 19 100 15850 -50.1 -61.1 26 11.0 -50.8 240 42 430.9 431.0 309.0 431.5 0.10 20 85 16906 -50.7 -61.7 26 11.0 -51.4 245 41 450.2 450.2 310.9 450.8 0.11 21 73 17903 -46.5 -57.5 28 11.0 -47.7 249 40 479.1 479.2 313.5 480.4 0.22 22 70 18180 -47.5 -58.5 27 11.0 -48.7 250 40 482.8 482.8 313.8 484.0 0.20 23 63 18874 -50.3 -61.3 26 11.0 -51.3 252 40 491.4 491.4 314.4 492.3 0.16 24 60 19195 -48.3 -59.3 27 11.0 -49.6 252 40 502.7 502.8 315.2 504.1 0.21 25 52 20134 -51.3 -62.3 26 11.0 -52.4 254 40 516.8 516.8 316.2 517.8 0.17 26 50 20390 -49.5 -60.5 26 11.0 -50.8 255 40 526.8 526.9 316.8 528.3 0.22 27 47 20797 -47.5 -58.5 27 11.0 -49.1 255 39 541.0 541.1 317.7 543.0 0.30 28 43 21380 -50.7 -61.7 26 11.0 -52.0 255 37 547.1 547.2 318.0 548.6 0.22 29 39 22020 -47.5 -59.5 24 12.0 -49.5 255 35 570.7 570.8 319.3 572.9 0.32 30 35 22728 -51.3 -62.3 26 11.0 -52.8 255 32 578.7 578.8 319.7 580.5 0.25 31 32 23315 -47.5 -59.5 24 12.0 -49.8 255 30 603.9 604.0 320.9 606.8 0.39 32 30 23740 -48.5 -59.5 27 11.0 -50.6 255 29 612.4 612.6 321.3 615.6 0.42 33 25 24926 -53.3 -64.3 25 11.0 -54.9 248 22 631.4 631.5 322.0 633.5 0.27 34 23 25465 -50.5 -61.5 26 11.0 -52.7 245 19 654.9 655.1 323.0 658.3 0.42 35 20 26370 -53.5 -64.5 25 11.0 -55.4 240 13 672.4 672.5 323.6 675.2 0.33 36 15 28227 -51.5 -62.5 26 11.0 -54.2 273 11 736.7 737.0 325.7 741.9 0.57 37 13 29158 -49.7 -60.7 26 11.0 -53.1 290 9 773.7 774.1 326.8 781.7 0.83 38 10 30870 -50.7 -62.7 23 12.0 -54.6 320 7 830.3 830.7 328.1 838.9 0.83 39 9.8 31002 -50.9 -63.9 20 13.0 -54.9 834.4 834.7 328.2 841.9 0.72 TRP 338 7915 -54.9 -59.5 57 4.6 -55.0 155 19 297.6 297.6 280.3 297.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5237.00 m Freezing level: 941.33 mb = 562.76 m = 1846.31 ft Wetbulb zero: 961.99 mb = 384.96 m = 1262.96 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 77.32 % Est. max temperature: 8.24 C = 46.83 F Sfc-Lift cond lev (LCL): 988.45 mb = 166.99 m = 547.86 ft T: 2.04 C 700-500 lapse rate: 7.94 C/km ThetaE index: 3.16 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 891.77 mb = 991.56 m = 3253.11 ft Mean mixing ratio: 3.64 g/kg Conv temperature: 7.35 C = 45.22 F Cap Strength: 2.83 C Lifted Index: 3.02 C Risk: None Lifted Index @300 mb: 16.57 C Lifted Index @700 mb: 1.62 C Showalter Index: 2.26 C Risk: Showers probable Total Totals Index: 58.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.20 C Cross Totals Index: 28.00 C K Index: 20.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 261.00 Risk: None Energy Index: 0.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.05 J/kg Max Up Vert Vel: 4.26 m/s Conv Inhibition (B-): 62711.01 J/kg Cap Strength: 3.00 C Lift Cond Lev (LCL): 926.00 mb = 691.30 m = 2268.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 157 at 16 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 1007 16 180 15 0.0 15.0 | 269 6 6.3 0.1 1 1000 73 170 15 -2.6 14.8 | 272 4 3.7 -0.2 2 925 700 115 29 -26.3 12.3 | 82 20 -20.0 -2.7 3 850 1371 120 29 -25.1 14.5 | 89 19 -18.8 -0.4 4 700 2867 115 19 -17.2 8.0 | 58 13 -10.9 -6.9 5 500 5310 145 19 -10.9 15.6 | 98 5 -4.6 0.6 6 400 6820 150 21 -10.5 18.2 | 128 5 -4.2 3.3 7 338 7915 155 19 -8.0 17.2 | 142 3 -1.8 2.3 8 300 8680 215 21 12.0 17.2 | 263 18 18.3 2.3 9 250 9860 240 33 28.6 16.5 | 267 35 34.8 1.6 10 200 11320 250 40 37.6 13.7 | 272 44 43.9 -1.2 11 150 13200 245 42 38.1 17.7 | 266 44 44.3 2.8 12 100 15850 240 42 36.4 21.0 | 262 43 42.6 6.1 13 70 18180 250 40 37.6 13.7 | 272 44 43.9 -1.2 14 50 20390 255 40 38.6 10.4 | 276 45 44.9 -4.6 15 30 23740 255 29 28.0 7.5 | 282 35 34.3 -7.4 16 20 26370 240 13 11.3 6.5 | 296 19 17.5 -8.4 17 10 30870 320 7 4.5 -5.4 | 332 23 10.8 -20.3 Wind Parameters Mean winds (0-6000m): 127.2 at 21.6 knts Storm direction: 157.2 at 16.2 knts Shear (0-3000m) pos: 0.6 neg: 3.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 149.9 deg Storm rel helicity (0-3000m) pos: 10.7 neg: -61.2 tot: -50.6 m^2/s^2 ave: -16.9 10^-3 m/s^2 rel: -0.49 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.14 Bulk Shear: 7.96 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 ------------------------------------------------------------------------------- 500 148 19 111 4| 0.0 19.4 19.4| 0.0 -11.5 -11.5 -23.0 -0.54| 20.5-11.0 1000 128 24 88 13| 0.0 13.3 13.3| 5.0 -28.5 -23.5 -23.5 -0.46| 15.2 -7.0 1500 124 26 88 15| 0.5 8.9 9.3| 9.9 -31.2 -21.3 -14.2 -0.42| 10.9 -4.6 2000 123 26 86 15| 0.4 6.1 6.4| 9.9 -42.9 -33.0 -16.5 -0.45| 9.1 -4.1 2500 122 25 84 15| 0.3 4.4 4.7| 9.9 -54.1 -44.2 -17.7 -0.48| 7.9 -3.8 3000 121 24 80 15| 0.6 3.7 4.3| 10.7 -61.2 -50.6 -16.9 -0.49| 7.1 -3.5 4000 121 23 77 14| 0.8 2.8 3.6| 16.7 -61.2 -44.5 -11.1 -0.40| 5.8 -2.4 5000 124 22 78 12| 1.1 2.2 3.3| 21.0 -61.2 -40.2 -8.0 -0.32| 5.1 -1.7 6000 127 22 80 11| 1.1 1.8 2.9| 23.6 -61.2 -37.6 -6.3 -0.27| 4.5 -1.2 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251021.00.gif