UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for EF963... Searching the city database file for: EF963 ... Date:1200Z 18 APR 25 Station: EF963 WMO ident: 2963 Latitude: 60.82 Longitude: 23.50 ------------------------------------------------------------------------------- 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 85 5 SFC 998 108 16.2 10.2 68 6.0 12.7 85 5 289.5 290.9 285.9 311.7 7.84 2 925 747 14.4 11.8 84 2.6 12.8 200 23 294.0 295.7 289.0 321.1 9.44 3 850 1460 11.8 5.8 67 6.0 8.4 225 27 298.5 299.7 288.3 318.6 6.81 4 700 3048 -0.3 -4.4 74 4.1 -2.1 230 25 302.2 302.9 286.8 314.2 3.94 5 500 5660 -16.5 -27.5 38 11.0 -18.8 250 29 312.9 313.1 287.3 315.7 0.80 6 400 7300 -28.7 -36.7 46 8.0 -29.7 265 27 317.7 317.8 288.5 319.2 0.41 7 300 9280 -45.9 -49.7 65 3.8 -46.1 265 38 320.7 320.7 289.1 321.2 0.14 8 250 10470 -56.3 -61.0 55 4.7 -56.4 265 44 322.4 322.4 289.5 322.5 0.04 9 220 11265 -63.9 -68.9 50 5.0 -64.0 270 52 322.7 322.7 289.6 322.7 0.02 10 212 11492 -63.3 -69.8 41 6.6 -63.3 275 60 327.1 327.1 290.9 327.1 0.01 11 200 11850 -62.3 -71.3 29 9.0 -62.4 275 35 334.1 334.1 292.9 334.2 0.01 12 150 13680 -52.3 -82.3 2 30.0 -52.8 255 33 380.0 380.0 302.2 380.0 0.00 13 100 16290 -55.5 -84.5 2 29.0 -56.0 250 23 420.5 420.5 307.8 420.5 0.00 TRP 220 11265 -63.9 -68.9 50 5.0 -64.0 270 52 322.7 322.7 289.6 322.7 0.02 WND 212 11492 -63.3 -69.8 41 6.6 -63.3 275 60 327.1 327.1 290.9 327.1 0.01 Sounding variables and indices 1000-500 mb thick: 5569.00 m Freezing level: 703.72 mb = 3008.63 m = 9870.71 ft Wetbulb zero: 730.55 mb = 2698.59 m = 8853.54 ft Precipitable water: 1.04 inches Sfc-500 mean rel hum: 64.54 % Est. max temperature: 25.23 C = 77.42 F Sfc-Lift cond lev (LCL): 912.34 mb = 863.17 m = 2831.88 ft T: 13.98 C 700-500 lapse rate: 6.20 C/km ThetaE index: 6.93 C Layer 850.0- 500.0 mb Conv cond level (CCL): 807.67 mb = 1877.85 m = 6160.84 ft Mean mixing ratio: 8.72 g/kg Conv temperature: 26.19 C = 79.15 F Cap Strength: 3.75 C Lifted Index: 1.29 C Risk: Showers probable Lifted Index @300 mb: 2.60 C Lifted Index @700 mb: 0.32 C Showalter Index: 0.71 C Risk: Thunderstorms probable Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 22.30 C K Index: 30.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 262.43 Risk: None Energy Index: -0.60 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.84 J/kg Max Up Vert Vel: 6.14 m/s Conv Inhibition (B-): 7821.93 J/kg Cap Strength: 3.72 C Lift Cond Lev (LCL): 892.43 mb = 1049.22 m = 3442.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 263 at 19 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 ---------------------------------------------------------- 0 998 108 85 5 -5.0 -0.4 | 83 24 -23.8 -2.8 1 925 747 200 23 7.9 21.6 | 150 22 -11.0 19.3 2 850 1460 225 27 19.1 19.1 | 181 17 0.2 16.8 3 700 3048 230 25 19.2 16.1 | 181 14 0.3 13.7 4 500 5660 250 29 27.3 9.9 | 228 11 8.4 7.6 5 400 7300 265 27 26.9 2.4 | 270 8 8.1 0.0 6 300 9280 265 38 37.9 3.3 | 267 19 19.0 1.0 7 250 10470 265 44 43.8 3.8 | 267 25 25.0 1.5 8 220 11265 270 52 52.0 -0.0 | 274 33 33.2 -2.3 9 212 11492 275 60 59.8 -5.2 | 280 42 40.9 -7.6 10 200 11850 275 35 34.9 -3.1 | 289 17 16.0 -5.4 11 150 13680 255 33 31.9 8.5 | 245 14 13.0 6.2 12 100 16290 250 23 21.6 7.9 | 207 6 2.8 5.5 Wind Parameters Mean winds (0-6000m): 232.9 at 25.3 knts Storm direction: 262.9 at 19.0 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 98.8 deg Storm rel helicity (0-3000m) pos: 271.3 neg: -0.0 tot: 271.3 m^2/s^2 ave: 90.4 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 7.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.39 Bulk Shear: 47.94 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 ------------------------------------------------------------------------------- 500 187 12 119 20| 20.3 0.0 20.3|159.9 0.0 159.9 319.7 0.93| 24.4 22.6 1000 198 18 137 20| 14.6 0.0 14.6|244.8 0.0 244.8 244.8 0.91| 20.3 18.5 1500 209 20 150 18| 10.6 0.0 10.6|270.2 0.0 270.2 180.1 0.91| 15.6 14.2 2000 214 22 158 17| 7.8 0.0 7.8|270.5 0.0 270.5 135.2 0.89| 12.0 10.6 2500 218 23 163 16| 6.1 0.0 6.1|270.6 0.0 270.6 108.2 0.87| 9.8 8.5 3000 220 23 166 16| 5.0 0.0 5.0|271.3 -0.0 271.3 90.4 0.86| 8.3 7.1 4000 224 24 171 15| 4.0 0.0 4.0|283.4 -0.0 283.4 70.9 0.86| 6.7 5.8 5000 228 25 178 14| 3.4 0.0 3.4|295.6 -0.0 295.5 59.1 0.87| 5.8 5.0 6000 233 25 186 13| 2.9 0.0 2.9|307.3 -0.0 307.3 51.2 0.87| 5.2 4.5 Wrote GIF file: /home/apache/climate/data/raob//EF963/skewt/EF963.skewt.20250418.12.gif