UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for U5428... Searching the city database file for: U5428 ... Date:0000Z 20 OCT 25 Station: U5428 WMO ident: 25428 Latitude: 65.23 Longitude: 160.53 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 83 SFC 977 264 -8.5 -10.1 88 1.6 -8.9 0 0 266.4 266.7 265.6 271.3 1.81 2 974 288 -7.3 -10.7 77 3.4 -8.2 357 1 267.9 268.1 266.4 272.6 1.73 3 925 688 -10.7 -14.0 77 3.3 -11.5 300 9 268.4 268.6 266.2 272.2 1.40 4 850 1329 -14.9 -18.3 75 3.4 -15.6 305 7 270.5 270.7 267.1 273.5 1.06 5 812 1675 -17.5 -20.7 76 3.2 -18.1 293 8 271.3 271.5 267.3 273.9 0.90 6 700 2778 -23.7 -27.4 72 3.7 -24.2 255 13 276.2 276.3 269.9 278.0 0.58 7 571 4233 -32.9 -37.2 65 4.3 -33.2 249 29 282.0 282.1 272.8 282.9 0.27 8 544 4573 -32.7 -37.0 65 4.3 -33.1 248 33 286.2 286.2 275.2 287.1 0.29 9 500 5160 -36.7 -41.4 62 4.7 -37.0 245 40 288.3 288.3 276.1 289.0 0.20 10 400 6680 -46.1 -51.1 57 5.0 -46.3 245 60 295.1 295.1 279.3 295.4 0.09 11 379 7037 -48.3 -53.7 54 5.3 -48.5 240 64 296.7 296.7 280.0 296.9 0.07 12 338 7785 -53.1 -59.1 48 6.0 -53.2 243 58 300.1 300.1 281.4 300.2 0.04 13 309 8361 -55.1 -61.1 47 6.0 -55.2 245 54 305.1 305.1 283.5 305.2 0.03 14 300 8550 -54.9 -60.9 47 6.0 -55.0 245 46 308.0 308.0 284.6 308.1 0.04 15 267 9300 -52.9 -58.9 48 6.0 -53.0 255 27 321.3 321.3 289.2 321.5 0.05 16 258 9523 -49.5 -56.5 44 7.0 -49.7 257 22 329.5 329.5 291.6 329.8 0.07 17 250 9730 -49.7 -57.7 39 8.0 -50.0 260 17 332.2 332.2 292.4 332.4 0.06 18 200 11190 -49.1 -61.1 23 12.0 -49.5 280 7 355.0 355.0 297.7 355.2 0.05 19 150 13080 -48.9 -65.9 12 17.0 -49.6 195 7 385.8 385.8 303.2 386.0 0.04 20 145 13302 -48.7 -66.7 11 18.0 -49.4 192 7 389.9 389.9 303.8 390.1 0.03 21 127 14166 -51.9 -69.9 10 18.0 -52.5 181 7 399.2 399.2 305.1 399.3 0.02 22 115 14811 -49.7 -68.7 9 19.0 -50.5 172 7 414.8 414.8 307.1 414.9 0.03 23 100 15720 -51.9 -72.9 6 21.0 -52.6 160 7 427.4 427.5 308.6 427.6 0.02 24 70 18030 -51.3 -73.3 6 22.0 -52.4 180 7 474.6 474.6 313.0 474.8 0.03 25 50 20220 -50.3 -74.3 4 24.0 -51.9 215 15 524.9 524.9 316.6 525.1 0.03 26 33 22936 -50.5 -74.5 4 24.0 -52.7 215 20 590.6 590.7 320.2 591.0 0.05 27 30 23560 -49.3 -73.3 4 24.0 -52.0 215 21 610.2 610.3 321.1 610.7 0.06 28 26 24501 -45.7 -69.7 5 24.0 -49.6 227 21 646.0 646.0 322.6 646.9 0.12 29 20 26240 -45.9 -69.9 5 24.0 -50.5 250 21 695.7 695.7 324.3 697.0 0.16 30 14 28600 -48.7 -72.7 5 24.0 -53.4 760.9 761.0 326.3 762.3 0.15 31 12 29613 -48.5 -72.5 5 24.0 -53.7 795.9 796.0 327.2 797.6 0.18 32 11 30191 -44.5 -69.5 5 25.0 -51.7 830.5 830.6 328.0 833.6 0.30 33 10 30828 -45.7 -69.7 5 24.0 -52.7 849.0 849.1 328.4 852.3 0.32 TRP 309 8361 -55.1 -61.1 47 6.0 -55.2 245 54 305.1 305.1 283.5 305.2 0.03 WND 379 7037 -48.3 -53.7 54 5.3 -48.5 240 64 296.7 296.7 280.0 296.9 0.07 Sounding variables and indices 1000-500 mb thick: 5077.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 70.91 % Est. max temperature: -3.93 C = 24.93 F Sfc-Lift cond lev (LCL): 952.22 mb = 463.12 m = 1519.40 ft T: -8.79 C 700-500 lapse rate: 5.46 C/km ThetaE index: 0.36 C Layer 925.0- 850.0 mb Conv cond level (CCL): 853.81 mb = 1295.11 m = 4248.99 ft Mean mixing ratio: 1.43 g/kg Conv temperature: -4.52 C = 23.87 F Cap Strength: 11.81 C Lifted Index: 13.14 C Risk: None Lifted Index @300 mb: 25.12 C Lifted Index @700 mb: 4.76 C Showalter Index: 12.32 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 18.40 C K Index: -0.20 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 3.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.65 J/kg Max Up Vert Vel: 3.91 m/s Conv Inhibition (B-): 64648.90 J/kg Cap Strength: 12.86 C Lift Cond Lev (LCL): 878.83 mb = 1076.11 m = 3530.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 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 ---------------------------------------------------------- 0 977 264 0 0 -0.0 -0.0 | 101 17 -17.1 3.3 1 925 688 300 9 7.8 -4.5 | 83 9 -9.3 -1.2 2 850 1329 305 7 5.7 -4.0 | 87 11 -11.4 -0.7 3 700 2778 255 13 12.6 3.4 | 146 8 -4.5 6.7 4 500 5160 245 40 36.3 16.9 | 223 28 19.2 20.2 5 400 6680 245 60 54.4 25.4 | 232 47 37.3 28.7 6 379 7037 240 64 55.4 32.0 | 227 52 38.3 35.3 7 309 8361 245 54 48.9 22.8 | 231 41 31.9 26.2 8 300 8550 245 46 41.7 19.4 | 227 34 24.6 22.8 9 250 9730 260 17 16.7 3.0 | 177 6 -0.3 6.3 10 200 11190 280 7 6.9 -1.2 | 102 10 -10.2 2.1 11 150 13080 195 7 1.8 6.8 | 123 18 -15.3 10.1 12 100 15720 160 7 -2.4 6.6 | 117 22 -19.5 9.9 13 70 18030 180 7 0.0 7.0 | 121 20 -17.1 10.3 14 50 20220 215 15 8.6 12.3 | 152 18 -8.5 15.6 15 30 23560 215 21 12.0 17.2 | 166 21 -5.0 20.5 16 20 26240 250 21 19.7 7.2 | 194 11 2.6 10.5 Wind Parameters Mean winds (0-6000m): 251.1 at 23.2 knts Storm direction: 281.1 at 17.4 knts Shear (0-3000m) pos: 0.3 neg: 3.4 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 82.9 deg Storm rel helicity (0-3000m) pos: 29.2 neg: -20.7 tot: 8.5 m^2/s^2 ave: 2.8 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 54.06 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 ------------------------------------------------------------------------------- 500 300 5 93 13| 0.0 9.0 9.0| 0.4 -20.7 -20.3 -40.6 -0.48| 10.4 -5.0 1000 301 7 90 11| 0.8 4.5 5.4| 1.9 -20.7 -18.8 -18.8 -0.37| 6.1 -2.2 1500 300 7 89 11| 0.6 3.6 4.1| 4.5 -20.7 -16.2 -10.8 -0.23| 5.0 -1.1 2000 293 8 92 10| 0.4 3.2 3.6| 10.4 -20.7 -10.3 -5.2 -0.02| 4.6 -0.1 2500 282 9 100 9| 0.3 3.0 3.3| 17.5 -20.7 -3.2 -1.3 0.15| 4.6 0.7 3000 275 10 109 8| 0.3 3.4 3.7| 29.2 -20.7 8.5 2.8 0.32| 4.8 1.5 4000 263 13 143 6| 0.2 4.0 4.2| 51.0 -20.7 30.3 7.6 0.40| 5.1 2.0 5000 255 18 182 8| 0.2 4.4 4.6| 68.4 -20.7 47.7 9.5 0.36| 5.3 1.9 6000 251 23 204 12| 0.1 4.8 4.9|104.1 -20.7 83.4 13.9 0.35| 5.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//U5428/skewt/U5428.skewt.20251020.00.gif