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 U8445... Searching the city database file for: U8445 ... Date:1200Z 18 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 157 SFC 984 289 6.0 -2.0 56 8.0 2.6 285 3 280.4 281.0 276.6 289.8 3.35 2 925 790 1.2 -5.8 60 7.0 -1.4 295 11 280.5 281.0 275.7 288.1 2.68 3 907 947 0.0 -7.0 59 7.0 -2.6 301 11 280.9 281.3 275.6 288.0 2.49 4 884 1153 -0.7 -9.7 51 9.0 -3.7 308 12 282.2 282.6 275.7 288.2 2.07 5 856 1408 -2.7 -13.7 42 11.0 -6.0 318 13 282.7 283.0 275.2 287.3 1.55 6 850 1464 -3.1 -13.1 46 10.0 -6.1 320 13 282.9 283.2 275.5 287.7 1.64 7 771 2227 -9.1 -15.1 62 6.0 -10.8 323 13 284.4 284.7 276.1 289.0 1.53 8 749 2451 -9.7 -15.7 62 6.0 -11.3 323 13 286.2 286.4 277.0 290.6 1.50 9 700 2972 -11.3 -19.3 52 8.0 -13.3 325 13 290.0 290.2 278.4 293.6 1.18 10 658 3445 -12.7 -24.7 36 12.0 -15.2 319 13 293.6 293.7 279.6 296.1 0.78 11 605 4081 -16.1 -34.1 20 18.0 -18.9 312 12 296.8 296.8 280.4 298.0 0.35 12 575 4462 -18.1 -33.1 26 15.0 -20.4 307 12 298.8 298.9 281.4 300.2 0.41 13 508 5375 -24.9 -31.9 52 7.0 -25.9 296 11 301.3 301.4 282.6 303.0 0.52 14 500 5490 -25.7 -32.7 52 7.0 -26.6 295 11 301.7 301.8 282.7 303.3 0.49 15 400 7100 -28.5 -37.5 42 9.0 -29.6 315 36 317.9 318.0 288.5 319.3 0.38 16 388 7315 -29.5 -39.5 37 10.0 -30.6 314 35 319.4 319.5 288.9 320.6 0.32 17 300 9060 -48.1 -56.1 39 8.0 -48.3 310 23 317.6 317.6 288.0 317.8 0.06 18 283 9441 -50.5 -57.5 43 7.0 -50.7 308 22 319.5 319.5 288.6 319.7 0.06 19 262 9940 -52.1 -59.1 43 7.0 -52.2 306 22 324.2 324.2 290.1 324.4 0.05 20 256 10088 -54.1 -61.1 42 7.0 -54.2 306 21 323.4 323.4 289.9 323.6 0.04 21 250 10240 -53.9 -60.9 42 7.0 -54.1 305 21 325.9 325.9 290.6 326.1 0.04 22 248 10292 -53.7 -60.7 42 7.0 -53.8 327.0 327.0 290.9 327.2 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5333.00 m Freezing level: 907.00 mb = 947.47 m = 3108.47 ft Wetbulb zero: 946.09 mb = 607.30 m = 1992.43 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 45.29 % Est. max temperature: 8.76 C = 47.76 F Sfc-Lift cond lev (LCL): 869.85 mb = 1280.77 m = 4201.95 ft T: -1.70 C 700-500 lapse rate: 5.72 C/km ThetaE index: 1.86 C Layer 925.0- 884.0 mb Conv cond level (CCL): 791.98 mb = 2017.29 m = 6618.33 ft Mean mixing ratio: 2.76 g/kg Conv temperature: 9.57 C = 49.23 F Cap Strength: 11.41 C Lifted Index: 11.60 C Risk: None Lifted Index @300 mb: 20.55 C Lifted Index @700 mb: 5.26 C Showalter Index: 12.25 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 12.60 C K Index: 1.50 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.61 J/kg Max Up Vert Vel: 3.35 m/s Conv Inhibition (B-): 5160.13 J/kg Cap Strength: 11.54 C Lift Cond Lev (LCL): 831.07 mb = 1640.26 m = 5381.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 at 9 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 ---------------------------------------------------------- 0 984 289 285 3 2.9 -0.8 | 179 8 -0.1 8.1 1 925 790 295 11 10.0 -4.6 | 238 8 7.0 4.3 2 850 1464 320 13 8.4 -10.0 | 281 5 5.3 -1.0 3 700 2972 325 13 7.5 -10.6 | 291 5 4.4 -1.7 4 500 5490 295 11 10.0 -4.6 | 238 8 7.0 4.3 5 400 7100 315 36 25.5 -25.5 | 306 28 22.4 -16.5 6 300 9060 310 23 17.6 -14.8 | 292 16 14.6 -5.9 7 250 10240 305 21 17.2 -12.0 | 282 15 14.2 -3.1 Wind Parameters Mean winds (0-6000m): 311.3 at 12.5 knts Storm direction: 341.3 at 9.4 knts Shear (0-3000m) pos: 1.9 neg: 0.1 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 102.4 deg Storm rel helicity (0-3000m) pos: 25.9 neg: -1.0 tot: 24.8 m^2/s^2 ave: 8.3 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 2.7 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.06 Bulk Shear: 5.29 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 ------------------------------------------------------------------------------- 500 293 7 209 7| 8.3 0.0 8.3| 16.0 0.0 16.0 32.1 0.98| 8.3 8.2 1000 300 9 231 7| 5.1 0.0 5.1| 22.5 0.0 22.5 22.5 0.94| 6.3 5.9 1500 308 11 246 6| 3.7 0.0 3.7| 25.0 0.0 25.0 16.6 0.93| 4.8 4.5 2000 312 11 255 5| 2.8 0.0 2.8| 25.4 0.0 25.4 12.7 0.93| 3.7 3.4 2500 315 12 262 5| 2.2 0.0 2.2| 25.8 0.0 25.8 10.3 0.93| 3.0 2.8 3000 317 12 266 5| 1.9 0.1 2.0| 25.9 -1.0 24.8 8.3 0.83| 2.7 2.2 4000 316 12 267 5| 1.4 0.4 1.8| 25.9 -4.5 21.3 5.3 0.58| 2.4 1.4 5000 314 12 263 6| 1.1 0.6 1.7| 25.9 -8.4 17.4 3.5 0.41| 2.1 0.9 6000 311 13 264 6| 2.0 0.5 2.5| 54.7 -9.2 45.5 7.6 0.51| 2.9 1.5 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251018.12.gif