UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for X2389... Searching the city database file for: X2389 ... Date:1200Z 9 DEC 25 Station: X2389 WMO ident: 32389 Latitude: 59.32 Longitude: 160.83 ------------------------------------------------------------------------------- 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 1000 42 -3.3 -3.6 98 0.3 -3.4 240 3 269.9 270.3 269.7 277.7 2.92 1 936 565 -2.1 -3.7 89 1.6 -2.7 291 13 276.2 276.7 273.9 284.8 3.10 2 925 659 -2.5 -4.1 89 1.6 -3.1 300 15 276.8 277.3 274.1 285.2 3.05 3 850 1328 -4.9 -6.9 86 2.0 -5.6 20 56 281.0 281.5 275.9 288.6 2.68 4 700 2842 -9.7 -11.9 84 2.2 -10.4 145 108 291.7 292.1 280.6 298.3 2.19 5 684 3019 -10.1 -12.4 83 2.3 -10.8 148 103 293.2 293.6 281.2 299.7 2.15 6 651 3396 -11.3 -14.3 78 3.0 -12.2 154 94 296.1 296.4 282.2 302.0 1.94 7 608 3910 -17.1 -25.1 50 8.0 -18.7 162 80 295.2 295.4 280.4 297.8 0.82 8 527 4950 -29.5 -32.4 76 2.9 -29.8 179 52 292.6 292.7 278.7 294.2 0.48 9 508 5209 -31.7 -34.9 73 3.2 -32.0 183 45 293.1 293.1 278.8 294.3 0.39 10 500 5320 -32.9 -36.5 70 3.6 -33.2 185 42 292.9 293.0 278.6 294.0 0.34 11 453 6007 -39.7 -43.8 65 4.1 -39.9 181 52 292.8 292.8 278.3 293.4 0.17 12 418 6554 -42.9 -47.0 64 4.1 -43.1 177 60 295.5 295.5 279.5 296.0 0.13 13 400 6850 -45.9 -49.8 65 3.9 -46.0 175 64 295.3 295.4 279.4 295.7 0.10 14 338 7951 -53.6 -57.8 60 4.3 -53.7 185 71 299.4 299.4 281.1 299.6 0.05 15 317 8361 -56.5 -60.9 58 4.4 -56.6 185 66 300.9 300.9 281.8 301.0 0.03 16 300 8710 -56.5 -61.0 57 4.5 -56.6 190 60 305.7 305.7 283.7 305.8 0.03 17 254 9769 -57.3 -62.1 54 4.8 -57.4 190 51 319.4 319.4 288.6 319.6 0.04 18 250 9870 -56.7 -61.5 55 4.8 -56.8 190 50 321.8 321.8 289.3 321.9 0.04 19 234 10292 -52.5 -57.5 55 5.0 -52.7 193 48 334.3 334.3 292.9 334.6 0.07 20 200 11300 -54.1 -60.1 48 6.0 -54.2 200 44 347.1 347.1 296.0 347.3 0.06 21 180 11984 -48.7 -54.7 50 6.0 -49.0 205 42 366.5 366.6 300.1 367.1 0.13 22 150 13180 -49.7 -58.7 34 9.0 -50.1 215 38 384.4 384.5 303.0 384.9 0.09 23 134 13921 -49.3 -59.3 30 10.0 -49.8 215 38 397.7 397.8 305.0 398.2 0.10 24 115 14934 -45.3 -57.3 25 12.0 -46.3 215 38 423.0 423.0 308.2 423.7 0.14 25 100 15860 -49.3 -62.3 20 13.0 -50.1 215 38 432.5 432.5 309.1 432.9 0.09 26 89 16619 -51.1 -64.1 20 13.0 -51.8 222 48 443.5 443.6 310.3 444.0 0.08 27 77 17569 -46.1 -60.1 19 14.0 -47.5 230 61 472.7 472.7 313.0 473.6 0.15 28 70 18200 -47.1 -62.1 16 15.0 -48.5 235 69 483.6 483.7 313.8 484.4 0.13 29 55 19779 -53.3 -69.3 13 16.0 -54.3 228 50 503.9 504.0 315.2 504.3 0.06 30 53 20020 -50.1 -66.1 14 16.0 -51.5 227 47 516.7 516.8 316.1 517.4 0.10 31 50 20400 -51.7 -67.7 13 16.0 -52.9 225 42 521.6 521.7 316.4 522.2 0.08 32 48 20665 -51.9 -67.9 13 16.0 -53.2 527.3 527.3 316.8 527.9 0.09 33 42 21539 -47.3 -64.3 13 17.0 -49.5 559.2 559.3 318.6 560.3 0.16 34 36 22544 -53.7 -69.7 12 16.0 -55.1 567.8 567.9 319.1 568.5 0.09 TRP 317 8361 -56.5 -60.9 58 4.4 -56.6 185 66 300.9 300.9 281.8 301.0 0.03 WND 338 7951 -53.6 -57.8 60 4.3 -53.7 185 71 299.4 299.4 281.1 299.6 0.05 Sounding variables and indices 1000-500 mb thick: 5278.13 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.43 inches Sfc-500 mean rel hum: 78.27 % Est. max temperature: 7.86 C = 46.15 F Sfc-Lift cond lev (LCL): 995.12 mb = 80.58 m = 264.37 ft T: -3.21 C 700-500 lapse rate: 9.36 C/km Conv cond level (CCL): 815.43 mb = 1651.77 m = 5419.14 ft Mean mixing ratio: 3.01 g/kg Conv temperature: 10.13 C = 50.24 F Cap Strength: 13.76 C Lifted Index: 8.80 C Risk: None Lifted Index @300 mb: 16.25 C Lifted Index @700 mb: 10.88 C Showalter Index: 4.35 C Risk: None Total Totals Index: 54.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.00 C Cross Totals Index: 26.00 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 254.00 Risk: None Energy Index: 1.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.35 J/kg Max Up Vert Vel: 7.66 m/s Conv Inhibition (B-): 41843.40 J/kg Cap Strength: 13.73 C Lift Cond Lev (LCL): 930.31 mb = 613.64 m = 2013.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 178 at 47 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 1000 42 240 3 2.6 1.5 | 355 46 4.3 -45.4 1 925 659 300 15 13.0 -7.5 | 345 56 14.7 -54.4 2 850 1328 20 56 -19.2 -52.6 | 10 101 -17.4 -99.5 3 700 2842 145 108 -61.9 88.5 | 125 73 -60.2 41.6 4 500 5320 185 42 3.7 41.8 | 313 7 5.4 -5.0 5 400 6850 175 64 -5.6 63.8 | 167 17 -3.8 16.9 6 338 7951 185 71 6.2 70.7 | 198 25 7.9 23.9 7 317 8361 185 66 5.8 65.7 | 202 20 7.5 18.9 8 300 8710 190 60 10.4 59.1 | 225 17 12.2 12.2 9 250 9870 190 50 8.7 49.2 | 257 11 10.4 2.4 10 200 11300 200 44 15.0 41.3 | 288 18 16.8 -5.5 11 150 13180 215 38 21.8 31.1 | 304 28 23.5 -15.7 12 100 15860 215 38 21.8 31.1 | 304 28 23.5 -15.7 13 70 18200 235 69 56.5 39.6 | 277 59 58.3 -7.3 14 50 20400 225 42 29.7 29.7 | 299 36 31.4 -17.2 Wind Parameters Mean winds (0-6000m): 147.9 at 62.5 knts Storm direction: 177.9 at 46.9 knts Shear (0-3000m) pos: 17.6 neg: 0.0 tot: 17.6 10-3/s Storm rel Dir Shear (0-3000m): 133.1 deg Storm rel helicity (0-3000m) pos: 5471.6 neg: -112.9 tot: 5358.7 m^2/s^2 ave: 1786.2 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 47.1 stream: 37.3 10^-3/s Energy-Hel index: 0.54 Bulk Rich Number: 0.05 Bulk Shear: 626.37 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 ------------------------------------------------------------------------------- 500 289 8 350 50| 11.3 0.0 11.3| 0.0 -99.5 -99.5 -198.9 -0.67| 12.3 -8.2 1000 319 16 348 60| 20.3 0.0 20.3|228.6-112.9 115.7 115.7 0.05| 24.3 1.2 1500 5 28 1 74| 22.7 0.0 22.7|1472.7-112.91359.8 906.5 0.51| 34.4 17.4 2000 34 39 14 81| 21.4 0.0 21.4|2943.7-112.92830.8 1415.4 0.68| 39.8 27.0 2500 68 49 34 78| 20.4 0.0 20.4|4493.3-112.94380.4 1752.2 0.76| 45.5 34.8 3000 107 58 61 61| 17.6 0.0 17.6|5471.6-112.95358.7 1786.2 0.79| 47.1 37.3 4000 133 66 88 47| 9.7 0.0 9.7|5661.1-112.95548.2 1387.1 0.74| 40.1 29.8 5000 142 66 97 39| 4.9 0.0 4.9|5710.0-112.95597.1 1119.4 0.71| 35.4 25.2 6000 148 63 101 32| 3.7 0.7 4.4|5716.6-123.95592.7 932.1 0.67| 31.1 20.7 Wrote GIF file: /home/apache/climate/data/raob//X2389/skewt/X2389.skewt.20251209.12.gif