UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for U8445... Searching the city database file for: U8445 ... Date:0000Z 20 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 185 SFC 987 290 1.0 -1.7 82 2.7 -0.1 290 1 275.2 275.8 273.8 284.5 3.41 2 937 706 -1.5 -7.5 64 6.0 -3.6 294 11 276.8 277.1 273.1 283.3 2.32 3 925 809 -2.3 -8.3 63 6.0 -4.3 295 13 277.0 277.3 273.0 283.2 2.21 4 850 1474 -7.5 -10.1 82 2.6 -8.3 275 19 278.3 278.6 273.6 284.2 2.08 5 843 1538 -8.1 -10.6 82 2.5 -8.8 275 20 278.3 278.7 273.5 284.1 2.02 6 836 1603 -8.5 -11.3 80 2.8 -9.3 275 20 278.6 278.9 273.5 284.1 1.93 7 812 1830 -5.7 -13.7 53 8.0 -8.1 275 22 283.9 284.1 276.0 288.7 1.63 8 788 2065 -5.9 -22.9 25 17.0 -9.8 275 24 286.1 286.2 275.9 288.5 0.77 9 765 2296 -7.3 -27.3 19 20.0 -11.3 275 26 287.0 287.1 276.0 288.7 0.53 10 700 2981 -11.9 -27.9 25 16.0 -14.9 275 31 289.3 289.4 277.2 291.1 0.55 11 563 4616 -20.9 -40.9 15 20.0 -23.1 278 30 297.3 297.3 280.4 297.9 0.19 12 500 5480 -27.1 -45.1 16 18.0 -28.6 280 29 300.0 300.0 281.5 300.5 0.14 13 400 7050 -39.3 -51.3 27 12.0 -39.9 280 33 303.9 303.9 283.1 304.2 0.08 14 357 7818 -45.1 -55.1 32 10.0 -45.4 278 40 306.2 306.2 284.0 306.4 0.06 15 300 8960 -52.1 -61.1 33 9.0 -52.3 275 50 311.9 311.9 286.1 312.0 0.03 16 275 9519 -55.5 -64.5 32 9.0 -55.6 314.9 314.9 287.1 314.9 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5295.00 m Freezing level: 967.00 mb = 456.72 m = 1498.41 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 35.29 % Est. max temperature: 4.34 C = 39.80 F Sfc-Lift cond lev (LCL): 946.30 mb = 627.33 m = 2058.15 ft T: -1.02 C 700-500 lapse rate: 6.08 C/km ThetaE index: 1.36 C Layer 937.0- 850.0 mb Conv cond level (CCL): 847.38 mb = 1498.03 m = 4914.74 ft Mean mixing ratio: 2.52 g/kg Conv temperature: 4.11 C = 39.39 F Cap Strength: 12.65 C Lifted Index: 13.98 C Risk: None Lifted Index @300 mb: 20.07 C Lifted Index @700 mb: 8.12 C Showalter Index: 13.54 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 17.00 C K Index: -6.50 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 3.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.38 J/kg Max Up Vert Vel: 4.33 m/s Conv Inhibition (B-): 4303.72 J/kg Cap Strength: 13.78 C Lift Cond Lev (LCL): 869.36 mb = 1296.90 m = 4254.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 19 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 ---------------------------------------------------------- 0 987 290 290 1 0.9 -0.3 | 129 18 -14.1 11.4 1 925 809 295 13 11.8 -5.5 | 153 7 -3.2 6.2 2 850 1474 275 19 18.9 -1.7 | 201 11 3.9 10.1 3 700 2981 275 31 30.9 -2.7 | 240 18 15.9 9.0 4 500 5480 280 29 28.6 -5.0 | 244 15 13.6 6.7 5 400 7050 280 33 32.5 -5.7 | 251 18 17.5 6.0 6 300 8960 275 50 49.8 -4.4 | 258 36 34.8 7.4 Wind Parameters Mean winds (0-6000m): 278.0 at 25.4 knts Storm direction: 308.0 at 19.0 knts Shear (0-3000m) pos: 2.2 neg: 3.1 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 111.8 deg Storm rel helicity (0-3000m) pos: 61.7 neg: 0.0 tot: 61.7 m^2/s^2 ave: 20.6 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.20 Bulk Shear: 47.70 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 ------------------------------------------------------------------------------- 500 295 7 135 13| 11.9 0.0 11.9| 14.1 0.0 14.1 28.3 0.38| 11.9 4.5 1000 289 11 150 9| 6.0 3.1 9.1| 24.7 0.0 24.7 24.7 0.56| 9.1 5.1 1500 283 14 170 9| 4.0 3.6 7.6| 35.0 0.0 35.0 23.4 0.60| 7.8 4.6 2000 280 16 186 9| 3.0 3.7 6.7| 46.0 0.0 46.0 23.0 0.63| 6.8 4.3 2500 278 19 200 10| 2.4 3.7 6.1| 56.9 0.0 56.9 22.8 0.63| 6.3 4.0 3000 278 20 210 10| 2.2 3.1 5.3| 61.7 0.0 61.7 20.6 0.63| 5.6 3.5 4000 277 23 221 12| 1.6 2.3 3.9| 63.5 0.0 63.5 15.9 0.62| 4.4 2.7 5000 278 24 227 13| 1.3 1.9 3.1| 65.1 0.0 65.1 13.0 0.60| 3.6 2.2 6000 278 25 231 13| 1.1 1.7 2.8| 70.3 0.0 70.3 11.7 0.60| 3.2 1.9 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251020.00.gif