UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050400.upa.cvt Date: 0000Z 4 MAY 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 4 MAY 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 29 135 13 SFC 998 46 7.0 6.5 97 0.5 6.8 135 13 280.3 281.3 280.0 297.0 6.08 2 925 669 3.4 1.4 87 2.0 2.5 165 46 282.8 283.6 279.3 295.6 4.57 3 914 766 3.0 1.1 87 1.9 2.1 171 45 283.3 284.1 279.6 296.0 4.53 4 863 1229 3.8 2.3 90 1.5 3.1 198 41 288.9 289.8 282.9 303.8 5.23 5 850 1352 3.0 1.4 89 1.6 2.2 205 40 289.3 290.2 282.8 303.6 4.98 6 779 2054 -1.1 -2.9 88 1.8 -1.9 205 35 292.2 292.9 282.9 303.8 3.96 7 700 2903 -3.9 -5.9 86 2.0 -4.7 205 29 298.2 298.8 284.8 308.8 3.51 8 678 3155 -4.5 -6.7 85 2.2 -5.4 208 29 300.2 300.9 285.5 310.6 3.41 9 596 4162 -9.3 -11.5 84 2.2 -10.1 219 30 305.9 306.4 286.8 314.3 2.66 10 509 5366 -16.5 -19.0 81 2.5 -17.2 233 31 311.3 311.6 287.7 316.8 1.67 11 500 5500 -16.7 -19.2 81 2.5 -17.4 235 31 312.7 313.0 288.2 318.2 1.67 12 468 5995 -18.7 -21.2 81 2.5 -19.4 316.2 316.5 289.1 321.2 1.50 TRP WND Sounding variables and indices 1000-500 mb thick: 5471.00 m Freezing level: 798.05 mb = 1865.45 m = 6120.18 ft Wetbulb zero: 811.39 mb = 1725.98 m = 5662.60 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 86.06 % Est. max temperature: 16.05 C = 60.89 F Sfc-Lift cond lev (LCL): 990.40 mb = 108.25 m = 355.14 ft T: 6.64 C 700-500 lapse rate: 4.93 C/km ThetaE index: 1.39 C Layer 925.0- 914.0 mb Conv cond level (CCL): 819.21 mb = 1648.78 m = 5409.31 ft Mean mixing ratio: 5.12 g/kg Conv temperature: 17.21 C = 62.97 F Cap Strength: 13.89 C Lifted Index: 14.80 C Risk: None Lifted Index @700 mb: 7.68 C Showalter Index: 9.82 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 18.10 C K Index: 19.10 Risk: < 20 % chance of thunderstorms Sweat Index: 215.30 Risk: None Energy Index: 2.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.03 J/kg Max Up Vert Vel: 5.30 m/s Conv Inhibition (B-): 1669.86 J/kg Cap Strength: 14.06 C Lift Cond Lev (LCL): 927.52 mb = 646.71 m = 2121.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 234 at 25 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 ---------------------------------------------------------- 0 998 46 135 13 -9.2 9.2 | 80 30 -29.2 -5.1 1 925 669 165 46 -11.9 44.4 | 133 44 -31.9 30.1 2 850 1352 205 40 16.9 36.3 | 172 22 -3.1 21.9 3 700 2903 205 29 12.3 26.3 | 147 14 -7.7 12.0 4 500 5500 235 31 25.4 17.8 | 237 6 5.4 3.4 Wind Parameters Mean winds (0-6000m): 204.4 at 32.8 knts Storm direction: 234.4 at 24.6 knts Shear (0-3000m) pos: 5.9 neg: 1.2 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 69.3 deg Storm rel helicity (0-3000m) pos: 516.4 neg: -33.4 tot: 483.0 m^2/s^2 ave: 161.0 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 13.4 stream: 8.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.18 Bulk Shear: 79.31 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 ------------------------------------------------------------------------------- 500 157 26 108 32| 28.9 0.0 28.9|246.8 0.0 246.8 493.6 0.92| 29.7 27.3 1000 167 35 125 34| 18.6 0.0 18.6|451.2 0.0 451.2 451.2 0.87| 27.5 23.8 1500 178 37 137 31| 12.4 0.0 12.4|515.0 -3.3 511.7 341.1 0.80| 23.3 18.7 2000 185 37 143 28| 9.3 0.9 10.2|515.0 -14.6 500.4 250.2 0.73| 18.4 13.5 2500 189 36 146 26| 7.5 1.5 8.9|515.0 -25.9 489.0 195.6 0.67| 15.4 10.3 3000 192 35 147 24| 5.9 1.2 7.1|516.4 -33.4 483.0 161.0 0.62| 13.4 8.3 4000 196 34 150 21| 4.8 0.9 5.7|528.8 -33.4 495.4 123.8 0.62| 10.8 6.8 5000 202 33 154 18| 4.1 0.7 4.8|539.6 -33.4 506.2 101.2 0.64| 9.3 6.0 6000 NO DATA | 4.1 0.7 4.8| | Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250504.00.gif