UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 30 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 65 SFC 973 290 6.4 5.8 96 0.6 6.1 190 3 281.7 282.8 280.5 298.1 5.94 2 925 704 5.0 2.9 86 2.1 4.0 230 9 284.4 285.3 280.8 298.7 5.10 3 894 981 4.0 1.0 81 3.0 2.6 234 12 286.2 287.0 281.0 299.2 4.60 4 876 1146 2.8 -0.5 79 3.3 1.3 236 14 286.6 287.3 280.7 298.6 4.21 5 850 1389 1.0 -2.0 80 3.0 -0.3 240 17 287.2 287.9 280.6 298.3 3.88 6 834 1541 0.0 -2.3 84 2.3 -1.0 239 17 287.7 288.4 280.8 298.8 3.87 7 787 2005 -1.5 -2.6 92 1.1 -2.0 236 19 290.9 291.6 282.4 302.6 4.01 8 700 2930 -6.1 -8.1 86 2.0 -6.8 230 21 295.7 296.3 283.2 304.6 2.96 9 608 4020 -11.7 -14.4 80 2.7 -12.5 228 32 301.4 301.8 284.5 307.9 2.06 10 575 4446 -11.9 -14.7 80 2.8 -12.8 227 37 306.0 306.4 286.3 312.8 2.13 11 500 5500 -19.3 -22.5 76 3.2 -20.1 225 48 309.5 309.7 286.6 313.7 1.26 12 420 6773 -28.3 -31.9 71 3.6 -28.8 225 54 313.8 313.9 287.4 316.0 0.63 13 400 7120 -31.5 -34.8 73 3.3 -31.9 225 56 314.0 314.1 287.3 315.8 0.50 14 346 8128 -40.4 -43.7 71 3.3 -40.6 220 66 315.3 315.3 287.5 316.1 0.23 15 340 8247 -41.5 -44.8 70 3.3 -41.7 315.4 315.4 287.5 316.1 0.21 TRP WND 346 8128 -40.4 -43.7 71 3.3 -40.6 220 66 315.3 315.3 287.5 316.1 0.23 Sounding variables and indices 1000-500 mb thick: 5435.00 m Freezing level: 834.00 mb = 1541.49 m = 5057.33 ft Wetbulb zero: 854.49 mb = 1346.54 m = 4417.73 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 83.52 % Est. max temperature: 13.04 C = 55.47 F Sfc-Lift cond lev (LCL): 964.11 mb = 364.91 m = 1197.21 ft T: 6.15 C 700-500 lapse rate: 5.14 C/km ThetaE index: 0.89 C Layer 876.0- 834.0 mb Conv cond level (CCL): 861.17 mb = 1283.76 m = 4211.76 ft Mean mixing ratio: 5.06 g/kg Conv temperature: 11.55 C = 52.79 F Cap Strength: 9.47 C Lifted Index: 10.56 C Risk: None Lifted Index @700 mb: 4.08 C Showalter Index: 10.86 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 17.30 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 82.00 Risk: None Energy Index: 3.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.62 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 2211.70 J/kg Cap Strength: 10.50 C Lift Cond Lev (LCL): 892.76 mb = 992.54 m = 3256.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 at 21 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 ---------------------------------------------------------- 0 973 290 190 3 0.5 3.0 | 86 20 -20.3 -1.5 1 925 704 230 9 6.9 5.8 | 95 14 -13.9 1.3 2 850 1389 240 17 14.7 8.5 | 123 7 -6.1 4.0 3 700 2930 230 21 16.1 13.5 | 152 10 -4.7 9.0 4 500 5500 225 48 33.9 33.9 | 204 32 13.1 29.5 5 400 7120 225 56 39.6 39.6 | 208 40 18.8 35.1 Wind Parameters Mean winds (0-6000m): 227.9 at 28.4 knts Storm direction: 257.9 at 21.3 knts Shear (0-3000m) pos: 2.4 neg: 1.6 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 84.3 deg Storm rel helicity (0-3000m) pos: 47.9 neg: 0.0 tot: 47.9 m^2/s^2 ave: 16.0 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.33 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 ------------------------------------------------------------------------------- 500 223 7 91 16| 8.2 0.0 8.2| 17.2 0.0 17.2 34.5 0.44| 8.6 3.8 1000 232 10 97 13| 7.2 0.0 7.2| 27.3 0.0 27.3 27.3 0.50| 7.4 3.7 1500 235 12 103 11| 4.8 0.8 5.6| 31.4 0.0 31.4 20.9 0.55| 5.8 3.2 2000 235 14 110 10| 3.6 1.0 4.6| 34.5 0.0 34.5 17.2 0.58| 4.8 2.8 2500 234 15 117 10| 2.9 1.1 4.0| 37.4 0.0 37.4 14.9 0.59| 4.2 2.5 3000 233 16 124 9| 2.4 1.6 4.0| 47.9 0.0 47.9 16.0 0.63| 4.2 2.7 4000 231 20 145 10| 1.8 2.6 4.4| 74.0 0.0 74.0 18.5 0.63| 4.5 2.8 5000 229 24 167 12| 1.4 3.1 4.6| 96.7 0.0 96.7 19.3 0.56| 4.7 2.6 6000 228 28 181 15| 1.2 3.1 4.3|112.8 0.0 112.8 18.8 0.53| 4.4 2.3 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251030.12.gif