UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 11 DEC 25 Station: U8445 WMO ident: 28445 Latitude: 56.73 Longitude: 61.07 ------------------------------------------------------------------------------- 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 169 SFC 985 286 -7.9 -12.9 67 5.0 -9.2 175 5 266.4 266.6 264.8 270.3 1.44 2 972 389 -8.7 -14.7 62 6.0 -10.1 188 10 266.6 266.8 264.7 270.1 1.26 3 956 519 -6.7 -14.7 53 8.0 -8.7 204 17 269.9 270.1 267.0 273.5 1.28 4 925 775 -8.3 -20.3 37 12.0 -10.8 235 31 270.8 271.0 266.8 273.2 0.82 5 906 936 -8.7 -22.7 31 14.0 -11.5 240 34 272.0 272.1 267.4 274.0 0.68 6 897 1013 -7.5 -23.5 27 16.0 -10.7 242 35 274.0 274.1 268.6 275.9 0.64 7 890 1075 -6.3 -21.3 29 15.0 -9.6 244 36 275.9 276.0 270.1 278.2 0.78 8 850 1434 -6.5 -17.5 41 11.0 -9.3 255 42 279.3 279.5 272.7 282.7 1.14 9 840 1526 -7.3 -17.3 45 10.0 -9.8 255 42 279.4 279.6 272.8 282.9 1.17 10 826 1658 -6.3 -13.3 58 7.0 -8.4 254 41 281.8 282.1 274.9 286.7 1.66 11 747 2440 -8.9 -11.1 84 2.2 -9.6 252 39 287.2 287.6 278.4 293.7 2.19 12 700 2941 -11.3 -13.8 82 2.5 -12.1 250 38 290.0 290.3 279.4 295.6 1.88 13 651 3494 -13.9 -16.6 80 2.7 -14.6 252 38 293.1 293.4 280.4 298.0 1.60 14 500 5440 -28.7 -32.5 70 3.8 -29.2 260 38 298.0 298.1 281.2 299.7 0.50 15 449 6198 -34.9 -38.6 69 3.7 -35.2 265 39 299.6 299.6 281.6 300.6 0.30 16 441 6324 -34.3 -38.1 68 3.8 -34.6 266 39 301.9 301.9 282.6 303.0 0.32 17 425 6581 -35.1 -39.7 63 4.6 -35.5 267 39 304.1 304.1 283.4 305.0 0.29 18 400 7000 -38.1 -45.1 48 7.0 -38.5 270 40 305.5 305.5 283.8 306.1 0.17 19 374 7459 -41.7 -49.7 42 8.0 -42.1 275 41 306.6 306.7 284.2 307.0 0.11 20 340 8099 -45.5 -52.5 45 7.0 -45.7 281 42 309.9 309.9 285.4 310.3 0.09 21 300 8920 -52.7 -58.7 48 6.0 -52.8 290 44 311.1 311.1 285.8 311.2 0.05 22 255 9956 -60.5 -66.5 45 6.0 -60.6 259 48 314.3 314.3 286.9 314.4 0.02 23 250 10080 -60.5 -66.5 45 6.0 -60.6 255 48 316.1 316.1 287.5 316.2 0.02 24 227 10680 -62.9 -68.9 44 6.0 -63.0 265 44 321.3 321.3 289.2 321.4 0.02 25 200 11460 -63.9 -69.9 44 6.0 -64.0 275 42 331.6 331.6 292.2 331.6 0.02 26 192 11710 -64.9 -70.9 43 6.0 -65.0 277 43 333.9 333.9 292.7 333.9 0.01 27 150 13210 -66.9 -72.9 42 6.0 -67.0 290 46 354.8 354.8 297.7 354.9 0.01 28 100 15640 -69.3 -75.3 41 6.0 -69.4 300 48 393.8 393.8 304.3 393.9 0.01 29 96 15883 -69.5 -75.5 41 6.0 -69.5 300 48 398.1 398.1 304.9 398.1 0.01 30 70 17740 -74.1 -80.1 39 6.0 -74.2 300 46 425.9 425.9 308.4 425.9 0.01 31 52 19458 -77.5 -83.5 37 6.0 -77.6 455.7 455.7 311.4 455.8 0.01 TRP 227 10680 -62.9 -68.9 44 6.0 -63.0 265 44 321.3 321.3 289.2 321.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5271.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 67.30 % Est. max temperature: 5.94 C = 42.68 F Sfc-Lift cond lev (LCL): 909.32 mb = 907.55 m = 2977.49 ft T: -8.63 C 700-500 lapse rate: 6.96 C/km ThetaE index: 0.29 C Layer 925.0- 906.0 mb Conv cond level (CCL): 540.63 mb = 4864.09 m = 15958.09 ft Mean mixing ratio: 0.99 g/kg Conv temperature: 22.25 C = 72.06 F Cap Strength: 18.42 C Lifted Index: 20.38 C Risk: None Lifted Index @300 mb: 26.67 C Lifted Index @700 mb: 16.40 C Showalter Index: 13.12 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 11.20 C K Index: 2.20 Risk: None Sweat Index: 122.00 Risk: None Energy Index: 3.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.73 J/kg Max Up Vert Vel: 7.71 m/s Conv Inhibition (B-): 28677.72 J/kg Cap Strength: 20.39 C Lift Cond Lev (LCL): 791.68 mb = 1987.87 m = 6521.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 28 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 ---------------------------------------------------------- 0 985 286 175 5 -0.4 5.0 | 113 30 -27.3 11.5 1 925 775 235 31 25.4 17.8 | 177 24 -1.4 24.3 2 850 1434 255 42 40.6 10.9 | 218 22 13.7 17.4 3 700 2941 250 38 35.7 13.0 | 204 21 8.9 19.5 4 500 5440 260 38 37.4 6.6 | 219 17 10.6 13.1 5 400 7000 270 40 40.0 -0.0 | 244 15 13.2 6.5 6 300 8920 290 44 41.3 -15.0 | 300 17 14.5 -8.5 7 250 10080 255 48 46.4 12.4 | 226 27 19.5 19.0 8 227 10680 265 44 43.8 3.8 | 239 20 17.0 10.4 9 200 11460 275 42 41.8 -3.7 | 259 15 15.0 2.9 10 150 13210 290 46 43.2 -15.7 | 299 19 16.4 -9.2 11 100 15640 300 48 41.6 -24.0 | 320 23 14.7 -17.5 12 70 17740 300 46 39.8 -23.0 | 322 21 13.0 -16.5 Wind Parameters Mean winds (0-6000m): 253.7 at 36.8 knts Storm direction: 283.7 at 27.6 knts Shear (0-3000m) pos: 6.9 neg: 0.6 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 93.3 deg Storm rel helicity (0-3000m) pos: 340.7 neg: -28.7 tot: 312.0 m^2/s^2 ave: 104.0 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 7.5 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.47 Bulk Shear: 63.16 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 ------------------------------------------------------------------------------- 500 228 18 145 23| 29.9 0.0 29.9|239.4 0.0 239.4 478.7 0.97| 33.9 32.9 1000 239 27 169 21| 19.9 0.0 19.9|315.1 0.0 315.1 315.1 0.97| 23.4 22.8 1500 246 31 185 20| 13.9 0.0 13.9|337.6 -6.2 331.4 221.0 0.93| 17.3 16.2 2000 248 34 193 20| 10.4 0.5 10.8|337.6 -16.3 321.3 160.7 0.87| 13.4 11.7 2500 249 35 196 20| 8.3 0.7 9.0|337.6 -26.2 311.4 124.6 0.81| 11.1 9.0 3000 249 35 198 20| 6.9 0.6 7.5|340.7 -28.7 312.0 104.0 0.79| 9.5 7.5 4000 250 36 201 20| 5.2 0.5 5.7|350.7 -28.7 322.0 80.5 0.79| 7.4 5.9 5000 252 36 204 20| 4.2 0.4 4.6|360.0 -28.7 331.3 66.3 0.79| 6.2 4.9 6000 254 37 207 19| 3.7 0.3 4.0|376.5 -28.7 347.8 58.0 0.79| 5.5 4.4 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251211.12.gif