UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 12 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 220 120 7 SFC 992 285 2.8 -8.2 44 11.0 -1.0 120 7 276.6 276.9 272.6 282.4 2.07 2 925 844 -2.5 -11.5 50 9.0 -5.3 120 17 276.8 277.0 272.1 281.6 1.71 3 857 1444 -8.5 -13.2 69 4.7 -9.8 125 24 276.6 276.9 271.8 281.2 1.61 4 851 1499 -9.1 -13.7 69 4.6 -10.4 125 25 276.5 276.8 271.7 281.0 1.56 5 850 1508 -8.7 -13.4 69 4.7 -10.0 125 25 277.0 277.3 272.1 281.6 1.60 6 847 1536 -7.9 -12.9 67 5.0 -9.3 126 25 278.2 278.4 272.8 282.9 1.67 7 700 3024 -7.7 -33.7 10 26.0 -12.4 165 17 294.0 294.0 279.1 295.0 0.32 8 699 3035 -7.7 -33.7 10 26.0 -12.4 165 17 294.1 294.1 279.1 295.1 0.32 9 620 3963 -13.1 -39.1 9 26.0 -16.9 163 32 298.1 298.2 280.8 298.9 0.21 10 612 4063 -13.5 -39.5 9 26.0 -17.2 163 33 298.8 298.8 281.1 299.5 0.20 11 540 5017 -14.9 -42.9 7 28.0 -18.7 161 49 308.0 308.0 284.8 308.6 0.16 12 500 5600 -16.3 -44.3 7 28.0 -20.0 160 58 313.2 313.2 286.6 313.7 0.15 13 476 5969 -17.7 -46.7 6 29.0 -21.2 160 47 315.9 315.9 287.5 316.3 0.12 14 444 6483 -23.9 -48.9 8 25.0 -26.3 160 32 314.4 314.4 287.0 314.8 0.10 TRP WND Sounding variables and indices 1000-500 mb thick: 5380.00 m Freezing level: 956.60 mb = 580.25 m = 1903.68 ft Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 27.62 % Est. max temperature: 4.84 C = 40.71 F Sfc-Lift cond lev (LCL): 835.81 mb = 1639.41 m = 5378.58 ft T: -7.89 C 700-500 lapse rate: 3.34 C/km ThetaE index: 1.46 C Layer 925.0- 850.0 mb Conv cond level (CCL): 469.31 mb = 6073.65 m = 19926.42 ft Mean mixing ratio: 1.82 g/kg Conv temperature: 41.71 C = 107.08 F Cap Strength: 22.70 C Lifted Index: 26.16 C Risk: None Lifted Index @700 mb: 13.61 C Showalter Index: 26.34 C Risk: None Total Totals Index: 10.50 C Risk: None Vertical Totals Index: 7.60 C Cross Totals Index: 2.90 C K Index: -31.80 Risk: None Sweat Index: 108.00 Risk: None Energy Index: 6.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.94 J/kg Max Up Vert Vel: 1.37 m/s Conv Inhibition (B-): 3005.91 J/kg Cap Strength: 25.86 C Lift Cond Lev (LCL): 813.12 mb = 1854.28 m = 6083.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 183 at 23 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 ---------------------------------------------------------- 0 992 285 120 7 -6.1 3.5 | 21 21 -7.4 -19.3 1 925 844 120 17 -14.7 8.5 | 48 21 -16.1 -14.3 2 850 1508 125 25 -20.5 14.3 | 69 23 -21.8 -8.4 3 700 3024 165 17 -4.4 16.4 | 42 9 -5.7 -6.3 4 500 5600 160 58 -19.8 54.5 | 146 38 -21.2 31.7 5 400 7240 160 9 -3.1 8.5 | 17 15 -4.4 -14.3 Wind Parameters Mean winds (0-6000m): 153.4 at 30.4 knts Storm direction: 183.4 at 22.8 knts Shear (0-3000m) pos: 2.5 neg: 1.5 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 50.2 deg Storm rel helicity (0-3000m) pos: 110.2 neg: -14.8 tot: 95.4 m^2/s^2 ave: 31.8 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 62.68 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 ------------------------------------------------------------------------------- 500 120 11 33 20| 0.0 9.2 9.2| 48.2 0.0 48.2 96.4 0.99| 9.2 9.1 1000 121 15 44 21| 3.3 4.6 7.9| 84.8 0.0 84.8 84.8 0.98| 7.9 7.8 1500 124 18 52 21| 3.0 3.1 6.0|102.8 0.0 102.8 68.5 0.85| 7.3 6.2 2000 128 19 56 20| 2.4 2.3 4.7|102.8 -2.9 99.8 49.9 0.64| 7.0 4.5 2500 132 19 58 19| 2.4 1.8 4.2|102.8 -11.0 91.8 36.7 0.46| 6.6 3.1 3000 136 19 59 17| 2.5 1.5 4.1|110.2 -14.8 95.4 31.8 0.44| 6.6 2.9 4000 145 22 70 15| 1.9 3.0 4.9|140.6 -14.8 125.8 31.5 0.51| 7.0 3.6 5000 151 26 91 14| 1.5 4.0 5.6|166.5 -14.8 151.6 30.3 0.45| 7.2 3.3 6000 153 30 106 16| 1.3 2.1 3.4|172.6 -63.5 109.1 18.2 0.27| 8.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251012.12.gif