UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041811.upa.cvt Date: 1100Z 18 APR 25 Searching for 89625... Searching the city database file for: 89625 ... Date:1100Z 18 APR 25 Station: 89625 WMO ident: 89625 Latitude: -75.10 Longitude: 123.41 Elevation: 3234.00 ------------------------------------------------------------------------------- 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 -181 1 925 456 2 850 1132 3 700 2617 SFC 640 3234 -68.5 -76.5 31 8.0 -68.5 275 12 232.5 232.5 232.2 232.5 0.00 5 500 4940 -39.5 -47.5 42 8.0 -39.8 230 43 284.9 284.9 274.1 285.2 0.10 6 400 6430 -51.5 -61.5 29 10.0 -51.7 235 48 288.1 288.1 275.7 288.1 0.02 7 301 8229 -62.5 -70.5 33 8.0 -62.6 240 55 297.0 297.0 280.0 297.0 0.01 8 300 8250 -62.5 -70.5 33 8.0 -62.6 240 55 297.2 297.2 280.1 297.3 0.01 9 250 9370 -59.9 -76.9 9 17.0 -60.0 250 45 317.0 317.0 287.8 317.0 0.00 10 200 10780 -56.5 -82.5 2 26.0 -56.7 260 40 343.3 343.3 295.1 343.3 0.00 11 150 12610 -55.9 -83.9 2 28.0 -56.2 260 34 373.8 373.8 301.2 373.8 0.00 12 100 15180 -58.7 -85.7 2 27.0 -59.0 270 45 414.3 414.3 307.0 414.3 0.00 TRP 301 8229 -62.5 -70.5 33 8.0 -62.6 240 55 297.0 297.0 280.0 297.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5121.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Sfc-500 mean rel hum: 36.52 % Est. max temperature: -22.13 C = -7.83 F Sfc-Lift cond lev (LCL): 539.67 mb = 4412.31 m = 14475.92 ft T: -48.47 C Conv cond level (CCL): 640.00 mb = 3234.00 m = 10610.11 ft Mean mixing ratio: 0.02 g/kg Conv temperature: -60.41 C = -76.74 F Cap Strength: 9.67 C Lifted Index: 28.42 C Risk: None Lifted Index @300 mb: 33.28 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 132.27 J/kg Max Up Vert Vel: 16.26 m/s Conv Inhibition (B-): 23528.01 J/kg Cap Strength: 26.36 C Lift Cond Lev (LCL): 555.93 mb = 4207.21 m = 13803.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 268 at 33 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 ---------------------------------------------------------- 0 640 3234 275 12 12.0 -1.0 | 84 21 -20.6 -2.2 1 500 4940 230 43 32.9 27.6 | 181 26 0.4 26.5 2 400 6430 235 48 39.3 27.5 | 194 27 6.8 26.4 3 301 8229 240 55 47.6 27.5 | 210 30 15.1 26.3 4 300 8250 240 55 47.6 27.5 | 210 30 15.1 26.3 5 250 9370 250 45 42.3 15.4 | 214 17 9.7 14.2 6 200 10780 260 40 39.4 6.9 | 230 9 6.8 5.8 7 150 12610 260 34 33.5 5.9 | 191 5 0.9 4.7 8 100 15180 270 45 45.0 -0.0 | 275 13 12.4 -1.2 Wind Parameters Mean winds (0-6000m): 237.9 at 43.4 knts Storm direction: 267.9 at 32.6 knts Shear (0-3000m) pos: 0.7 neg: 6.2 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 108.7 deg Storm rel helicity (0-3000m) pos: 105.9 neg: 0.0 tot: 105.9 m^2/s^2 ave: 35.3 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 4.4 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 1.24 Bulk Shear: 106.71 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 ------------------------------------------------------------------------------- 500 233 15 111 22| 0.0 10.1 10.1| 15.1 0.0 15.1 30.2 0.39| 10.2 4.0 1000 242 20 120 17| 0.0 10.4 10.4| 41.4 0.0 41.4 41.4 0.66| 10.7 7.1 1500 241 25 137 15| 0.0 10.6 10.6| 63.5 0.0 63.5 42.3 0.60| 11.3 6.7 2000 237 30 153 17| 0.0 9.3 9.3| 75.7 0.0 75.7 37.9 0.54| 10.1 5.5 2500 236 33 163 18| 0.4 7.5 7.9| 90.7 0.0 90.7 36.3 0.57| 8.5 4.8 3000 235 35 169 19| 0.7 6.2 7.0|105.9 0.0 105.9 35.3 0.59| 7.5 4.4 4000 235 39 178 21| 1.1 4.7 5.8|137.4 0.0 137.4 34.4 0.62| 6.2 3.9 5000 236 42 186 22| 1.4 3.7 5.1|170.5 0.0 170.5 34.1 0.65| 5.4 3.5 6000 238 43 191 22| 1.2 3.1 4.3|183.2 0.0 183.2 30.5 0.56| 5.5 3.1 Wrote GIF file: /home/apache/climate/data/raob//89625/skewt/89625.skewt.20250418.11.gif