UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122600.upa.cvt Date: 0000Z 26 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 26 DEC 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 91 190 5 SFC 993 147 -3.7 -5.5 87 1.8 -4.3 190 5 270.0 270.4 269.2 276.9 2.55 2 929 670 -6.7 -8.1 90 1.4 -7.1 223 18 272.1 272.5 270.1 278.3 2.23 3 925 704 -6.7 -8.1 90 1.4 -7.1 225 19 272.5 272.8 270.3 278.6 2.24 4 850 1363 -8.3 -9.1 94 0.8 -8.5 240 35 277.5 277.8 273.3 283.8 2.25 5 822 1623 -8.9 -9.9 92 1.0 -9.2 237 37 279.5 279.9 274.4 285.7 2.19 6 727 2564 -15.1 -17.5 82 2.4 -15.7 228 42 282.7 282.9 274.9 286.6 1.33 7 700 2850 -15.5 -17.6 84 2.1 -16.0 225 44 285.3 285.6 276.3 289.4 1.37 8 677 3102 -15.5 -17.3 86 1.8 -15.9 226 46 288.1 288.3 277.9 292.4 1.45 9 542 4750 -25.1 -27.6 80 2.5 -25.5 236 58 295.5 295.7 280.4 297.9 0.73 10 500 5330 -30.1 -33.2 74 3.1 -30.4 240 62 296.3 296.4 280.4 297.9 0.47 11 481 5604 -32.9 -36.2 72 3.3 -33.2 240 64 296.2 296.3 280.2 297.4 0.36 12 400 6880 -41.5 -45.5 65 4.0 -41.8 240 73 301.0 301.0 282.0 301.6 0.16 13 397 6931 -41.9 -45.9 65 4.0 -42.1 301.2 301.2 282.1 301.7 0.16 TRP WND 400 6880 -41.5 -45.5 65 4.0 -41.8 240 73 301.0 301.0 282.0 301.6 0.16 Sounding variables and indices 1000-500 mb thick: 5239.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.33 inches Sfc-500 mean rel hum: 85.22 % Est. max temperature: 4.24 C = 39.64 F Sfc-Lift cond lev (LCL): 965.09 mb = 370.65 m = 1216.04 ft T: -4.98 C 700-500 lapse rate: 5.89 C/km Conv cond level (CCL): 817.73 mb = 1662.83 m = 5455.43 ft Mean mixing ratio: 2.34 g/kg Conv temperature: 5.91 C = 42.64 F Cap Strength: 15.02 C Lifted Index: 15.11 C Risk: None Lifted Index @700 mb: 8.45 C Showalter Index: 10.84 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 21.00 C K Index: 10.60 Risk: None Sweat Index: 132.00 Risk: None Energy Index: 2.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.44 J/kg Max Up Vert Vel: 5.73 m/s Conv Inhibition (B-): 2670.35 J/kg Cap Strength: 15.14 C Lift Cond Lev (LCL): 919.72 mb = 748.61 m = 2456.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 264 at 34 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 ---------------------------------------------------------- 0 993 147 190 5 0.9 4.9 | 93 33 -32.7 1.6 1 925 704 225 19 13.4 13.4 | 117 23 -20.1 10.1 2 850 1363 240 35 30.3 17.5 | 167 15 -3.2 14.1 3 700 2850 225 44 31.1 31.1 | 175 28 -2.4 27.8 4 500 5330 240 62 53.7 31.0 | 216 34 20.1 27.6 5 400 6880 240 73 63.2 36.5 | 222 44 29.7 33.1 Wind Parameters Mean winds (0-6000m): 234.3 at 45.0 knts Storm direction: 264.3 at 33.7 knts Shear (0-3000m) pos: 5.7 neg: 2.1 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 87.4 deg Storm rel helicity (0-3000m) pos: 193.8 neg: -0.2 tot: 193.7 m^2/s^2 ave: 64.6 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 5.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.11 Bulk Shear: 156.56 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 ------------------------------------------------------------------------------- 500 217 11 102 27| 13.9 0.0 13.9| 83.7 0.0 83.7 167.4 0.77| 14.5 11.1 1000 226 17 113 23| 13.6 0.0 13.6|140.3 0.0 140.3 140.3 0.79| 14.1 11.2 1500 233 23 125 19| 11.5 0.0 11.5|167.2 0.0 167.2 111.5 0.79| 12.2 9.7 2000 233 27 136 18| 8.6 1.2 9.8|172.6 0.0 172.6 86.3 0.73| 10.3 7.6 2500 232 30 146 18| 6.9 1.9 8.8|174.9 0.0 174.9 70.0 0.66| 9.2 6.1 3000 231 32 153 19| 5.7 2.1 7.8|193.8 -0.2 193.7 64.6 0.65| 8.5 5.5 4000 230 37 165 21| 5.4 1.5 6.9|261.1 -0.2 261.0 65.2 0.70| 7.5 5.3 5000 232 41 177 22| 5.2 1.2 6.4|335.6 -0.2 335.5 67.1 0.74| 7.0 5.1 6000 234 45 187 23| 4.7 1.3 5.9|371.6 -0.2 371.4 61.9 0.71| 6.5 4.6 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251226.00.gif