UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 23 APR 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 31 70 1 SFC 992 98 11.0 0.0 47 11.0 5.9 70 1 284.8 285.5 279.4 295.7 3.85 2 977 225 12.8 -0.2 41 13.0 6.6 81 3 287.9 288.5 280.8 298.9 3.85 3 925 682 10.6 -3.4 37 14.0 4.4 120 11 290.1 290.7 281.1 299.5 3.21 4 917 754 10.6 -3.4 37 14.0 4.4 123 12 290.9 291.4 281.5 300.4 3.24 5 888 1021 9.6 -3.4 40 13.0 3.8 134 14 292.5 293.1 282.3 302.4 3.35 6 864 1248 8.8 -6.2 34 15.0 2.4 144 16 294.0 294.5 282.3 302.3 2.78 7 850 1383 7.8 -10.2 27 18.0 0.8 150 17 294.3 294.7 281.6 300.6 2.07 8 840 1480 6.4 -16.6 17 23.0 -1.2 156 17 293.8 294.1 280.3 297.7 1.24 9 827 1608 7.6 -17.4 15 25.0 -0.7 163 16 296.4 296.6 281.4 300.1 1.18 10 791 1972 6.2 -27.8 7 34.0 -2.9 185 15 298.7 298.8 281.5 300.4 0.49 11 768 2213 3.8 -29.2 7 33.0 -4.5 200 14 298.7 298.7 281.4 300.1 0.44 12 700 2961 1.8 -23.2 14 25.0 -5.5 245 11 304.5 304.6 284.3 307.3 0.84 13 522 5263 -12.9 -21.9 47 9.0 -15.3 214 18 313.4 313.7 288.0 317.7 1.27 14 502 5560 -14.9 -23.9 46 9.0 -17.1 210 19 314.5 314.7 288.2 318.3 1.10 15 500 5590 -14.9 -23.9 46 9.0 -17.1 210 19 314.9 315.1 288.3 318.6 1.11 16 460 6219 -16.1 -32.1 24 16.0 -19.3 321.0 321.1 289.7 323.0 0.56 TRP WND Sounding variables and indices 1000-500 mb thick: 5559.00 m Freezing level: 678.20 mb = 3242.86 m = 10639.19 ft Wetbulb zero: 845.90 mb = 1422.60 m = 4667.27 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 27.55 % Est. max temperature: 20.11 C = 68.21 F Sfc-Lift cond lev (LCL): 838.93 mb = 1490.44 m = 4889.82 ft T: 6.50 C 700-500 lapse rate: 6.35 C/km ThetaE index: 4.69 C Layer 864.0- 827.0 mb Conv cond level (CCL): 567.20 mb = 4611.45 m = 15129.25 ft Mean mixing ratio: 3.49 g/kg Conv temperature: 37.10 C = 98.79 F Cap Strength: 14.14 C Lifted Index: 14.38 C Risk: None Lifted Index @700 mb: 11.51 C Showalter Index: 13.64 C Risk: None Total Totals Index: 27.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 4.70 C K Index: -12.50 Risk: None Sweat Index: 186.25 Risk: None Energy Index: 3.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.93 J/kg Max Up Vert Vel: 6.31 m/s Conv Inhibition (B-): 2080.04 J/kg Cap Strength: 14.02 C Lift Cond Lev (LCL): 767.70 mb = 2215.68 m = 7269.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 230 at 10 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 98 70 1 -0.9 -0.3 | 51 11 -8.7 -7.0 1 925 682 120 11 -9.5 5.5 | 86 17 -17.3 -1.2 2 850 1383 150 17 -8.5 14.7 | 116 18 -16.3 8.1 3 700 2961 245 11 10.0 4.6 | 313 3 2.2 -2.0 4 500 5590 210 19 9.5 16.5 | 190 10 1.7 9.8 Wind Parameters Mean winds (0-6000m): 199.5 at 13.7 knts Storm direction: 229.5 at 10.3 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -109.0 deg Storm rel helicity (0-3000m) pos: 115.5 neg: -0.3 tot: 115.2 m^2/s^2 ave: 38.4 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 5.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.76 Bulk Shear: 26.21 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 ------------------------------------------------------------------------------- 500 116 5 71 13| 9.1 0.0 9.1| 28.7 0.0 28.7 57.5 0.77| 9.8 7.5 1000 125 9 84 15| 7.3 0.0 7.3| 62.0 0.0 62.0 62.0 0.86| 8.7 7.5 1500 137 11 96 15| 5.6 0.0 5.6| 93.2 0.0 93.2 62.1 0.86| 8.5 7.3 2000 149 12 105 15| 3.8 0.0 3.8|108.2 0.0 108.2 54.1 0.79| 8.5 6.7 2500 158 12 111 13| 2.7 0.0 2.7|113.5 0.0 113.5 45.4 0.74| 8.3 6.1 3000 164 12 115 12| 2.1 0.0 2.1|115.5 -0.3 115.2 38.4 0.74| 7.8 5.7 4000 186 12 132 9| 1.6 0.5 2.1|115.5 -3.6 112.0 28.0 0.60| 6.4 3.8 5000 198 13 147 7| 1.3 0.9 2.2|115.5 -8.4 107.1 21.4 0.49| 5.6 2.7 6000 NO DATA | 1.3 0.9 2.2| | Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250423.12.gif