UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for U4343... Searching the city database file for: U4343 ... Date:1200Z 18 OCT 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 1018 76 -8.3 -13.0 69 4.7 -9.4 220 1 263.5 263.7 262.7 267.2 1.38 1 1013 114 -8.9 -12.3 76 3.4 -9.7 249 3 263.3 263.5 262.6 267.2 1.47 2 1002 199 -6.9 -9.5 82 2.6 -7.7 313 6 266.1 266.4 265.4 271.1 1.85 3 1000 215 -7.1 -9.6 82 2.5 -7.8 325 7 266.0 266.3 265.3 271.0 1.84 4 969 459 -8.5 -10.5 85 2.0 -9.1 337 11 267.0 267.3 265.9 271.9 1.77 5 950 613 -6.5 -8.2 88 1.7 -7.0 345 14 270.6 270.9 269.0 276.5 2.16 6 925 820 -7.9 -9.3 90 1.4 -8.3 355 17 271.2 271.6 269.2 276.8 2.04 7 910 945 -9.1 -10.5 90 1.4 -9.5 353 16 271.3 271.6 269.0 276.5 1.88 8 893 1091 -6.9 -8.3 90 1.4 -7.4 351 15 275.0 275.4 271.9 281.4 2.28 9 888 1134 -7.3 -8.6 90 1.3 -7.7 350 15 275.0 275.4 271.9 281.3 2.24 10 850 1470 -9.3 -11.9 81 2.6 -10.0 345 13 276.4 276.7 272.0 281.5 1.80 11 761 2321 -14.1 -18.2 71 4.1 -15.0 342 22 280.1 280.3 273.2 283.6 1.20 12 718 2764 -14.5 -18.9 69 4.4 -15.5 341 27 284.4 284.6 275.6 287.9 1.20 13 700 2957 -14.9 -18.9 71 4.0 -15.8 340 29 286.0 286.2 276.5 289.7 1.23 14 638 3656 -17.3 -20.8 74 3.5 -18.1 334 31 290.9 291.1 278.9 294.5 1.14 15 556 4674 -24.5 -29.5 63 5.0 -25.2 326 35 294.1 294.2 279.6 296.0 0.60 16 500 5440 -29.3 -33.4 68 4.1 -29.8 320 38 297.3 297.4 280.8 298.8 0.46 17 400 7000 -40.3 -44.1 67 3.8 -40.5 315 38 302.6 302.6 282.7 303.3 0.19 18 340 8091 -47.5 -51.6 63 4.1 -47.6 321 40 307.2 307.2 284.4 307.6 0.10 19 306 8782 -51.1 -54.9 64 3.8 -51.2 324 42 311.6 311.6 286.0 311.8 0.07 20 300 8910 -52.7 -56.7 62 4.0 -52.8 325 42 311.1 311.1 285.8 311.3 0.06 21 257 9889 -60.7 -64.5 61 3.8 -60.7 325 42 313.3 313.3 286.5 313.4 0.03 22 250 10060 -61.5 -65.1 62 3.6 -61.6 325 42 314.6 314.6 287.0 314.7 0.02 23 234 10472 -62.9 -66.9 58 4.0 -62.9 330 46 318.5 318.5 288.3 318.6 0.02 24 224 10743 -63.3 -67.3 58 4.0 -63.3 331 42 321.9 321.9 289.3 322.0 0.02 25 213 11056 -62.5 -66.4 59 3.9 -62.6 333 38 327.8 327.8 291.1 327.9 0.02 26 200 11450 -59.5 -63.5 60 4.0 -59.6 335 33 338.5 338.5 294.0 338.7 0.04 27 187 11871 -56.1 -59.9 62 3.8 -56.2 337 30 350.6 350.6 296.8 350.9 0.06 28 150 13260 -56.9 -61.5 56 4.6 -57.1 345 19 372.0 372.1 300.9 372.3 0.06 29 149 13302 -56.5 -61.2 55 4.7 -56.6 345 19 373.4 373.5 301.2 373.8 0.07 30 103 15643 -57.5 -64.5 41 7.0 -57.8 8 13 413.1 413.1 306.9 413.4 0.06 31 100 15830 -57.3 -64.3 41 7.0 -57.5 10 13 417.0 417.0 307.4 417.4 0.07 32 95 16154 -57.3 -64.3 41 7.0 -57.6 14 12 423.2 423.2 308.1 423.6 0.07 33 92 16356 -57.3 -65.3 36 8.0 -57.6 16 12 427.1 427.1 308.6 427.4 0.06 34 70 18080 -57.7 -66.7 31 9.0 -58.1 35 7 460.9 461.0 311.9 461.3 0.07 35 60 19049 -59.3 -69.3 26 10.0 -59.7 478.1 478.2 313.3 478.5 0.06 TRP 234 10472 -62.9 -66.9 58 4.0 -62.9 330 46 318.5 318.5 288.3 318.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5225.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 74.47 % Est. max temperature: 4.01 C = 39.22 F Sfc-Lift cond lev (LCL): 944.23 mb = 660.12 m = 2165.71 ft T: -6.82 C 700-500 lapse rate: 5.80 C/km ThetaE index: 0.37 C Layer 910.0- 893.0 mb Conv cond level (CCL): 796.46 mb = 1970.59 m = 6465.13 ft Mean mixing ratio: 1.89 g/kg Conv temperature: 6.86 C = 44.35 F Cap Strength: 18.08 C Lifted Index: 19.96 C Risk: None Lifted Index @300 mb: 26.79 C Lifted Index @700 mb: 12.97 C Showalter Index: 13.42 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 17.40 C K Index: 4.10 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.50 J/kg Max Up Vert Vel: 8.06 m/s Conv Inhibition (B-): 30878.78 J/kg Cap Strength: 19.78 C Lift Cond Lev (LCL): 935.46 mb = 732.60 m = 2403.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 20 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 1018 76 220 1 0.6 0.8 | 183 20 1.2 20.4 1 1000 215 325 7 4.0 -5.7 | 198 15 4.6 13.9 2 925 820 355 17 1.5 -16.9 | 218 3 2.1 2.7 3 850 1470 345 13 3.4 -12.6 | 209 8 4.0 7.1 4 700 2957 340 29 9.9 -27.3 | 306 13 10.5 -7.6 5 500 5440 320 38 24.4 -29.1 | 291 27 25.0 -9.5 6 400 7000 315 38 26.9 -26.9 | 285 28 27.5 -7.2 7 300 8910 325 42 24.1 -34.4 | 301 29 24.7 -14.8 8 250 10060 325 42 24.1 -34.4 | 301 29 24.7 -14.8 9 234 10472 330 46 23.0 -39.8 | 311 31 23.6 -20.2 10 200 11450 335 33 13.9 -29.9 | 305 18 14.5 -10.3 11 150 13260 345 19 4.9 -18.4 | 257 6 5.5 1.3 12 100 15830 10 13 -2.3 -12.8 | 166 7 -1.7 6.8 13 70 18080 35 7 -4.0 -5.7 | 166 14 -3.4 13.9 Wind Parameters Mean winds (0-6000m): 331.8 at 26.2 knts Storm direction: 1.8 at 19.7 knts Shear (0-3000m) pos: 2.8 neg: 2.5 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 121.7 deg Storm rel helicity (0-3000m) pos: 60.3 neg: -1.7 tot: 58.6 m^2/s^2 ave: 19.5 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.77 Bulk Shear: 42.41 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 ------------------------------------------------------------------------------- 500 334 8 199 13| 13.9 0.0 13.9| 33.6 0.0 33.6 67.2 0.50| 15.8 7.9 1000 348 12 202 9| 8.3 0.0 8.3| 34.7 -0.3 34.5 34.5 0.38| 11.1 4.2 1500 348 13 204 8| 5.5 0.7 6.2| 36.5 -1.2 35.2 23.5 0.33| 8.7 2.9 2000 347 14 211 7| 4.1 1.2 5.4| 45.3 -1.2 44.1 22.0 0.44| 7.9 3.5 2500 345 15 224 7| 3.3 2.1 5.4| 54.1 -1.2 52.8 21.1 0.49| 7.5 3.7 3000 344 17 242 6| 2.8 2.5 5.3| 60.3 -1.7 58.6 19.5 0.49| 7.0 3.4 4000 340 21 269 8| 2.1 2.5 4.6| 60.3 -9.2 51.0 12.8 0.39| 6.0 2.3 5000 336 24 281 10| 1.7 2.5 4.1| 60.3 -22.8 37.4 7.5 0.30| 5.4 1.6 6000 332 26 285 13| 1.4 2.3 3.6| 60.3 -38.1 22.1 3.7 0.24| 4.8 1.2 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20251018.12.gif