UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for U5428... Searching the city database file for: U5428 ... Date:0000Z 18 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 128 SFC 983 262 -8.5 -12.3 74 3.8 -9.5 280 1 266.0 266.2 264.7 270.1 1.51 2 925 734 -11.9 -15.9 72 4.0 -12.8 290 15 267.1 267.3 265.0 270.5 1.19 3 872 1179 -15.1 -18.7 74 3.6 -15.8 307 18 268.4 268.5 265.4 271.2 1.00 4 850 1371 -15.5 -19.1 74 3.6 -16.2 315 19 269.9 270.1 266.5 272.7 0.99 5 745 2364 -16.5 -19.4 78 2.9 -17.1 329 22 279.2 279.4 272.6 282.4 1.10 6 700 2831 -18.5 -22.2 73 3.7 -19.2 335 23 282.0 282.2 273.9 284.8 0.92 7 680 3047 -19.3 -23.0 72 3.7 -20.0 335 23 283.5 283.6 274.6 286.1 0.88 8 627 3646 -23.7 -28.4 65 4.7 -24.4 337 24 285.1 285.2 275.0 286.9 0.59 9 606 3895 -22.9 -27.9 64 5.0 -23.7 337 24 288.8 288.9 277.0 290.8 0.64 10 500 5280 -31.9 -36.9 61 5.0 -32.4 340 25 294.1 294.2 279.2 295.2 0.32 11 400 6820 -41.5 -47.5 52 6.0 -41.8 355 31 301.1 301.1 282.0 301.5 0.13 12 399 6837 -41.5 -47.5 52 6.0 -41.8 355 31 301.3 301.3 282.1 301.7 0.13 13 303 8647 -56.1 -62.1 47 6.0 -56.2 5 36 305.4 305.4 283.6 305.5 0.03 14 300 8710 -56.3 -62.3 47 6.0 -56.4 5 36 306.0 306.0 283.8 306.1 0.03 15 272 9328 -59.1 -65.1 46 6.0 -59.2 360 36 310.6 310.6 285.6 310.7 0.02 16 267 9444 -59.1 -65.1 46 6.0 -59.2 359 33 312.3 312.3 286.2 312.4 0.02 17 251 9835 -55.1 -61.1 47 6.0 -55.2 355 24 323.8 323.8 289.9 323.9 0.04 18 250 9860 -55.1 -61.1 47 6.0 -55.2 355 23 324.1 324.2 290.0 324.3 0.04 19 210 10983 -54.5 -61.5 42 7.0 -54.6 351 18 341.7 341.7 294.8 341.9 0.05 20 200 11300 -51.7 -59.7 38 8.0 -52.0 350 17 350.9 350.9 296.9 351.2 0.06 21 194 11498 -49.7 -57.7 39 8.0 -50.0 349 16 357.2 357.2 298.2 357.5 0.08 22 150 13170 -50.9 -63.9 20 13.0 -51.4 345 3 382.4 382.4 302.6 382.6 0.05 23 100 15800 -51.5 -69.5 10 18.0 -52.2 15 9 428.2 428.2 308.7 428.4 0.03 24 70 18110 -52.3 -72.3 7 20.0 -53.2 190 5 472.5 472.5 312.8 472.7 0.03 25 50 20290 -52.1 -74.1 5 22.0 -53.4 230 5 520.7 520.7 316.4 520.9 0.03 26 43 21265 -52.9 -74.9 5 22.0 -54.3 223 8 541.7 541.7 317.6 541.9 0.03 27 33 22985 -49.5 -73.5 4 24.0 -51.9 210 13 593.3 593.3 320.3 593.7 0.06 28 30 23610 -49.3 -73.3 4 24.0 -52.0 205 15 610.2 610.3 321.1 610.7 0.06 29 24 25063 -51.7 -74.7 5 23.0 -54.2 219 12 643.5 643.5 322.4 644.0 0.06 30 20 26250 -49.7 -73.7 4 24.0 -53.1 230 9 684.0 684.1 323.9 684.8 0.09 31 14 28595 -47.7 -71.7 5 24.0 -52.7 764.3 764.4 326.4 765.9 0.17 32 11 30175 -51.3 -74.3 5 23.0 -55.8 805.8 805.9 327.4 807.3 0.15 TRP 272 9328 -59.1 -65.1 46 6.0 -59.2 360 36 310.6 310.6 285.6 310.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5152.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 69.88 % Est. max temperature: -3.17 C = 26.30 F Sfc-Lift cond lev (LCL): 925.08 mb = 733.34 m = 2405.95 ft T: -11.90 C 700-500 lapse rate: 5.47 C/km ThetaE index: 0.00 C Layer 983.0- -0.0 mb Conv cond level (CCL): 692.19 mb = 2914.65 m = 9562.37 ft Mean mixing ratio: 1.25 g/kg Conv temperature: 8.03 C = 46.45 F Cap Strength: 16.46 C Lifted Index: 19.58 C Risk: None Lifted Index @300 mb: 25.18 C Lifted Index @700 mb: 11.60 C Showalter Index: 17.77 C Risk: None Total Totals Index: 29.20 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 12.80 C K Index: -6.40 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 4.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.18 J/kg Max Up Vert Vel: 4.04 m/s Conv Inhibition (B-): 68905.10 J/kg Cap Strength: 19.42 C Lift Cond Lev (LCL): 876.41 mb = 1141.29 m = 3744.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 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 ---------------------------------------------------------- 0 983 262 280 1 1.0 -0.2 | 186 16 1.8 16.2 1 925 734 290 15 14.1 -5.1 | 233 19 14.9 11.2 2 850 1371 315 19 13.4 -13.4 | 258 15 14.2 2.9 3 700 2831 335 23 9.7 -20.8 | 293 11 10.5 -4.5 4 500 5280 340 25 8.6 -23.5 | 307 12 9.3 -7.1 5 400 6820 355 31 2.7 -30.9 | 347 15 3.5 -14.5 6 300 8710 5 36 -3.1 -35.9 | 7 20 -2.4 -19.5 7 272 9328 360 36 -0.0 -36.0 | 358 20 0.8 -19.6 8 250 9860 355 23 2.0 -22.9 | 337 7 2.8 -6.5 9 200 11300 350 17 3.0 -16.7 | 276 4 3.7 -0.4 10 150 13170 345 3 0.8 -2.9 | 187 14 1.5 13.5 11 100 15800 15 9 -2.3 -8.7 | 169 8 -1.6 7.7 12 70 18110 190 5 0.9 4.9 | 184 21 1.6 21.3 13 50 20290 230 5 3.8 3.2 | 193 20 4.6 19.6 14 30 23610 205 15 6.3 13.6 | 193 31 7.1 30.0 15 20 26250 230 9 6.9 5.8 | 199 23 7.7 22.2 Wind Parameters Mean winds (0-6000m): 332.7 at 21.8 knts Storm direction: 2.7 at 16.4 knts Shear (0-3000m) pos: 3.9 neg: 0.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 109.4 deg Storm rel helicity (0-3000m) pos: 121.3 neg: 0.0 tot: 121.3 m^2/s^2 ave: 40.4 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 37.09 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 8 213 16| 14.6 0.0 14.6| 62.7 0.0 62.7 125.4 0.98| 14.7 14.5 1000 298 13 229 16| 9.0 0.0 9.0| 88.3 0.0 88.3 88.3 0.95| 10.7 10.2 1500 306 15 239 15| 6.6 0.0 6.6|100.7 0.0 100.7 67.1 0.94| 8.4 7.9 2000 312 16 247 14| 5.3 0.0 5.3|109.7 0.0 109.7 54.8 0.94| 7.0 6.6 2500 317 18 254 13| 4.6 0.0 4.6|118.6 0.0 118.6 47.4 0.94| 6.2 5.9 3000 321 18 260 13| 3.9 0.0 3.9|121.3 0.0 121.3 40.4 0.94| 5.4 5.0 4000 326 20 270 12| 3.0 0.0 3.0|124.9 0.0 124.9 31.2 0.94| 4.2 3.9 5000 329 21 278 11| 2.5 0.0 2.5|128.5 0.0 128.5 25.7 0.94| 3.5 3.3 6000 333 22 286 11| 2.4 0.0 2.4|147.2 0.0 147.2 24.5 0.94| 3.4 3.2 Wrote GIF file: /home/apache/climate/data/raob//U5428/skewt/U5428.skewt.20251018.00.gif