UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 19 OCT 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 156 SFC 984 288 5.6 5.3 98 0.3 5.5 275 1 280.0 281.0 279.4 295.6 5.68 2 925 789 2.0 -0.7 82 2.7 0.8 270 23 281.4 282.0 277.8 292.3 3.92 3 851 1457 -1.5 -3.4 87 1.9 -2.3 270 21 284.5 285.1 278.8 294.4 3.49 4 850 1466 -1.7 -3.6 87 1.9 -2.4 270 21 284.4 285.0 278.7 294.2 3.44 5 820 1749 -6.1 -9.8 75 3.7 -7.3 271 22 282.6 283.0 276.2 289.0 2.21 6 796 1982 -6.5 -12.5 62 6.0 -8.3 272 24 284.6 284.9 276.7 290.0 1.84 7 784 2101 -5.9 -10.9 68 5.0 -7.5 272 24 286.5 286.9 278.0 292.7 2.12 8 700 2978 -11.9 -14.5 81 2.6 -12.6 275 29 289.3 289.6 278.9 294.6 1.77 9 694 3044 -12.1 -14.6 82 2.5 -12.8 275 29 289.8 290.1 279.1 295.1 1.77 10 606 4068 -19.1 -22.3 76 3.2 -19.8 277 30 293.2 293.4 279.8 296.5 1.05 11 587 4304 -21.5 -24.6 76 3.1 -22.1 278 30 293.1 293.2 279.5 295.9 0.89 12 583 4354 -22.1 -25.5 74 3.4 -22.7 278 30 292.9 293.1 279.3 295.5 0.82 13 513 5285 -27.3 -39.3 31 12.0 -28.5 280 31 297.6 297.6 280.6 298.4 0.25 14 500 5470 -28.3 -40.3 31 12.0 -29.5 280 31 298.5 298.6 281.0 299.3 0.23 15 469 5927 -30.3 -42.3 30 12.0 -31.3 277 36 301.6 301.6 282.3 302.3 0.20 16 400 7040 -38.1 -47.1 38 9.0 -38.6 270 48 305.5 305.5 283.8 306.0 0.14 17 320 8539 -49.3 -55.3 49 6.0 -49.5 274 56 310.1 310.1 285.4 310.3 0.07 18 300 8960 -51.5 -57.5 49 6.0 -51.7 275 58 312.8 312.8 286.4 313.0 0.05 19 269 9657 -55.3 -61.3 47 6.0 -55.4 275 56 317.1 317.1 287.9 317.3 0.04 20 250 10120 -55.9 -61.9 47 6.0 -56.0 280 56 323.0 323.0 289.7 323.1 0.04 21 242 10327 -56.3 -62.3 47 6.0 -56.4 279 54 325.4 325.4 290.4 325.5 0.04 22 224 10821 -55.1 -61.1 47 6.0 -55.2 275 50 334.5 334.5 293.0 334.7 0.05 23 200 11550 -53.5 -60.5 42 7.0 -53.7 270 44 348.0 348.1 296.3 348.3 0.06 24 165 12787 -52.9 -61.9 33 9.0 -53.2 270 39 368.7 368.7 300.4 369.0 0.06 25 150 13400 -53.5 -63.5 28 10.0 -53.8 270 36 377.9 377.9 301.9 378.1 0.05 26 100 15990 -56.3 -69.3 18 13.0 -56.7 265 25 418.9 419.0 307.6 419.1 0.03 27 87 16870 -58.5 -71.5 17 13.0 -58.9 431.5 431.6 309.0 431.7 0.03 28 81 17321 -56.7 -70.7 16 14.0 -57.2 444.2 444.2 310.3 444.3 0.03 29 78 17562 -54.7 -68.7 16 14.0 -55.3 453.1 453.1 311.2 453.4 0.05 30 67 18525 -58.9 -72.9 15 14.0 -59.3 464.2 464.2 312.1 464.3 0.03 31 34 22756 -61.5 -75.5 14 14.0 -62.1 556.7 556.7 318.5 557.0 0.04 32 28 23967 -58.9 -72.9 15 14.0 -59.9 595.7 595.7 320.5 596.2 0.07 33 21 25761 -61.5 -74.5 16 13.0 -62.4 638.9 639.0 322.3 639.5 0.08 34 12 29241 -60.3 -72.3 19 12.0 -61.9 754.1 754.2 326.1 755.8 0.18 35 10 30390 -55.5 -67.5 21 12.0 -58.3 812.4 812.6 327.7 816.8 0.43 36 8.8 31199 -58.5 -68.5 27 10.0 -60.6 831.0 831.2 328.1 835.5 0.43 TRP 269 9657 -55.3 -61.3 47 6.0 -55.4 275 56 317.1 317.1 287.9 317.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5314.00 m Freezing level: 882.71 mb = 1170.51 m = 3840.22 ft Wetbulb zero: 904.98 mb = 964.19 m = 3163.31 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 72.21 % Est. max temperature: 9.01 C = 48.22 F Sfc-Lift cond lev (LCL): 979.43 mb = 325.38 m = 1067.51 ft T: 5.33 C 700-500 lapse rate: 6.58 C/km ThetaE index: 5.39 C Layer 850.0- 796.0 mb Conv cond level (CCL): 885.98 mb = 1134.13 m = 3720.87 ft Mean mixing ratio: 4.38 g/kg Conv temperature: 8.52 C = 47.33 F Cap Strength: 4.70 C Lifted Index: 5.31 C Risk: None Lifted Index @300 mb: 13.70 C Lifted Index @700 mb: 1.44 C Showalter Index: 4.84 C Risk: None Total Totals Index: 51.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 24.70 C K Index: 20.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 119.00 Risk: None Energy Index: 1.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.58 J/kg Max Up Vert Vel: 6.57 m/s Conv Inhibition (B-): 22.48 J/kg Cap Strength: 4.93 C Lift Cond Lev (LCL): 907.97 mb = 937.80 m = 3076.72 ft Lev Free Conv (LFC): 832.97 mb = 1625.67 m = 5333.50 ft Equ Level (EL): 792.97 mb = 2011.57 m = 6599.55 ft B at Equ Level: 20.91 J/kg Max Parcel Lev (MPL): 742.97 mb = 2516.74 m = 8256.91 ft Wind level data Storm motion: 306 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 ---------------------------------------------------------- 0 984 288 275 1 1.0 -0.1 | 127 20 -15.6 11.8 1 925 789 270 23 23.0 -0.0 | 208 13 6.4 11.9 2 850 1466 270 21 21.0 -0.0 | 200 13 4.4 11.9 3 700 2978 275 29 28.9 -2.5 | 233 15 12.3 9.3 4 500 5470 280 31 30.5 -5.4 | 245 15 13.9 6.5 5 400 7040 270 48 48.0 -0.0 | 249 34 31.4 11.9 6 300 8960 275 58 57.8 -5.1 | 261 42 41.1 6.8 7 269 9657 275 56 55.8 -4.9 | 260 40 39.2 7.0 8 250 10120 280 56 55.1 -9.7 | 267 39 38.5 2.1 9 200 11550 270 44 44.0 -0.0 | 247 30 27.4 11.9 10 150 13400 270 36 36.0 -0.0 | 238 23 19.4 11.9 11 100 15990 265 25 24.9 2.2 | 210 16 8.3 14.1 Wind Parameters Mean winds (0-6000m): 275.5 at 27.3 knts Storm direction: 305.5 at 20.4 knts Shear (0-3000m) pos: 1.4 neg: 3.5 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 94.7 neg: -5.7 tot: 89.0 m^2/s^2 ave: 29.7 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.69 Bulk Shear: 31.27 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 ------------------------------------------------------------------------------- 500 270 12 158 13| 0.0 22.6 22.6| 65.2 0.0 65.2 130.5 0.85| 22.7 19.2 1000 270 17 182 12| 0.0 10.6 10.6| 65.2 -4.4 60.8 60.8 0.74| 12.1 8.9 1500 270 19 190 12| 0.4 7.0 7.5| 70.7 -5.7 65.0 43.3 0.73| 8.8 6.4 2000 271 20 196 12| 1.0 5.3 6.3| 79.9 -5.7 74.2 37.1 0.75| 7.3 5.5 2500 272 21 203 12| 1.4 4.2 5.6| 89.4 -5.7 83.6 33.5 0.77| 6.4 4.9 3000 272 23 208 12| 1.4 3.5 4.9| 94.7 -5.7 89.0 29.7 0.77| 5.6 4.3 4000 274 24 217 13| 1.2 2.6 3.8|100.0 -5.7 94.3 23.6 0.78| 4.3 3.4 5000 275 26 223 13| 1.1 2.1 3.2|105.4 -5.7 99.7 19.9 0.79| 3.6 2.9 6000 276 27 229 14| 0.9 2.6 3.4|114.0 -5.7 108.3 18.0 0.66| 3.8 2.5 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251019.12.gif