UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102218.upa.cvt Date: 1800Z 22 OCT 25 Searching for EG023... Searching the city database file for: EG023 ... Date:1800Z 22 OCT 25 Station: EG023 WMO ident: 3023 Latitude: 57.35 Longitude: -7.37 ------------------------------------------------------------------------------- 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 -82 SFC 990 1 9.0 2.0 61 7.0 5.7 280 9 283.0 283.7 279.3 295.5 4.46 2 925 560 4.4 0.4 75 4.0 2.6 265 16 283.8 284.5 279.4 295.8 4.25 3 850 1242 -1.3 -1.3 100 0.0 -1.3 290 15 284.8 285.5 279.7 296.4 4.09 4 700 2768 -8.7 -16.7 52 8.0 -10.9 250 16 292.9 293.1 280.2 297.4 1.48 5 500 5280 -28.1 -30.2 82 2.1 -28.4 220 20 298.8 298.9 281.7 300.8 0.62 6 400 6840 -37.5 -57.5 11 20.0 -38.3 210 36 306.3 306.3 284.0 306.4 0.04 7 300 8780 -48.9 -61.9 21 13.0 -49.2 210 60 316.4 316.4 287.6 316.5 0.03 8 289 9024 -50.0 -63.3 20 13.3 -50.3 205 61 318.2 318.2 288.2 318.3 0.03 9 259 9733 -53.3 -67.3 17 14.0 -53.5 215 49 323.5 323.5 289.9 323.6 0.02 10 250 9960 -52.7 -73.7 6 21.0 -53.0 205 38 327.7 327.7 291.1 327.7 0.01 11 200 11420 -49.9 -78.9 2 29.0 -50.4 235 25 353.8 353.8 297.4 353.8 0.00 TRP 259 9733 -53.3 -67.3 17 14.0 -53.5 215 49 323.5 323.5 289.9 323.6 0.02 WND 289 9024 -50.0 -63.3 20 13.3 -50.3 205 61 318.2 318.2 288.2 318.3 0.03 Sounding variables and indices 1000-500 mb thick: 5362.00 m Freezing level: 867.11 mb = 1086.46 m = 3564.44 ft Wetbulb zero: 875.37 mb = 1004.81 m = 3296.57 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 72.41 % Est. max temperature: 11.31 C = 52.35 F Sfc-Lift cond lev (LCL): 889.68 mb = 874.02 m = 2867.49 ft T: 1.78 C 700-500 lapse rate: 7.72 C/km ThetaE index: 0.00 C Layer 990.0- 0.0 mb Conv cond level (CCL): 860.99 mb = 1138.42 m = 3734.93 ft Mean mixing ratio: 4.31 g/kg Conv temperature: 10.68 C = 51.22 F Cap Strength: 3.23 C Lifted Index: 3.87 C Risk: None Lifted Index @300 mb: 14.71 C Lifted Index @700 mb: 3.23 C Showalter Index: 3.46 C Risk: None Total Totals Index: 53.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 26.80 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 142.00 Risk: None Energy Index: 0.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.65 J/kg Max Up Vert Vel: 3.05 m/s Conv Inhibition (B-): 4380.86 J/kg Cap Strength: 3.86 C Lift Cond Lev (LCL): 874.20 mb = 1015.62 m = 3332.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 13 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 ---------------------------------------------------------- 0 990 1 280 9 8.9 -1.6 | 83 4 -4.1 -0.5 1 925 560 265 16 15.9 1.4 | 230 4 3.0 2.5 2 850 1242 290 15 14.1 -5.1 | 344 4 1.1 -4.0 3 700 2768 250 16 15.0 5.5 | 198 7 2.1 6.6 4 500 5280 220 20 12.9 15.3 | 180 16 -0.1 16.4 5 400 6840 210 36 18.0 31.2 | 189 33 5.0 32.3 6 300 8780 210 60 30.0 52.0 | 198 56 17.0 53.0 7 289 9024 205 61 25.8 55.3 | 193 58 12.8 56.4 8 259 9733 215 49 28.1 40.1 | 200 44 15.1 41.2 9 250 9960 205 38 16.1 34.4 | 185 36 3.1 35.5 10 200 11420 235 25 20.5 14.3 | 206 17 7.5 15.4 Wind Parameters Mean winds (0-6000m): 244.8 at 17.3 knts Storm direction: 274.8 at 13.0 knts Shear (0-3000m) pos: 0.8 neg: 2.4 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 112.8 deg Storm rel helicity (0-3000m) pos: 5.6 neg: -7.8 tot: -2.3 m^2/s^2 ave: -0.8 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.50 Bulk Shear: 9.38 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 ------------------------------------------------------------------------------- 500 271 12 135 1| 0.0 7.0 7.0| 1.0 0.0 1.0 2.0 0.46| 7.3 3.4 1000 272 14 234 1| 2.0 3.5 5.5| 4.1 0.0 4.1 4.1 0.63| 6.1 3.8 1500 277 14 294 1| 1.5 2.3 3.9| 5.6 -0.9 4.6 3.1 0.53| 5.2 2.8 2000 277 15 291 2| 1.1 2.4 3.5| 5.6 -3.2 2.4 1.2 0.25| 4.8 1.2 2500 274 15 266 2| 0.9 2.4 3.3| 5.6 -5.7 -0.2 -0.1 0.10| 4.6 0.4 3000 270 15 240 2| 0.8 2.4 3.2| 5.6 -7.8 -2.3 -0.8 0.04| 4.3 0.2 4000 262 16 216 4| 0.6 2.2 2.8| 5.6 -10.9 -5.3 -1.3 -0.01| 3.7 -0.0 5000 253 16 204 6| 0.5 2.1 2.6| 5.6 -17.0 -11.4 -2.3 -0.06| 3.4 -0.2 6000 245 17 198 9| 0.4 2.5 2.9| 17.9 -19.0 -1.0 -0.2 -0.00| 3.6 -0.0 Wrote GIF file: /home/apache/climate/data/raob//EG023/skewt/EG023.skewt.20251022.18.gif