UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for LE430... Searching the city database file for: LE430 ... Date:1200Z 17 JAN 26 Station: LE430 WMO ident: 8430 Latitude: 38.00 Longitude: -1.17 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1004 58 13.8 4.8 55 9.0 9.1 305 5 286.6 287.6 282.1 301.8 5.37 1 850 1429 2.2 -0.5 82 2.7 1.0 290 9 288.5 289.2 281.7 300.9 4.34 2 700 2968 -7.5 -19.5 38 12.0 -10.7 225 21 294.2 294.4 280.4 297.8 1.16 3 500 5490 -26.5 -37.5 35 11.0 -27.8 200 33 300.7 300.8 282.1 301.8 0.30 4 400 7060 -38.7 -43.5 60 4.8 -39.0 190 69 304.7 304.7 283.5 305.4 0.20 5 350 7962 -45.7 -53.8 39 8.1 -45.9 180 75 307.2 307.2 284.4 307.4 0.07 6 300 8970 -53.7 -65.7 22 12.0 -53.9 180 54 309.7 309.7 285.2 309.7 0.02 7 283 9343 -55.7 -72.7 10 17.0 -55.9 190 54 312.0 312.0 286.1 312.0 0.01 8 250 10130 -56.1 -72.1 12 16.0 -56.3 200 36 322.7 322.7 289.6 322.7 0.01 9 200 11560 -54.5 -82.5 2 28.0 -54.8 215 29 346.5 346.5 295.8 346.5 0.00 10 150 13400 -54.1 -85.1 1 31.0 -54.5 225 42 376.9 376.9 301.8 376.9 0.00 11 100 15990 -56.7 -86.7 1 30.0 -57.2 230 35 418.2 418.2 307.5 418.2 0.00 TRP 283 9343 -55.7 -72.7 10 17.0 -55.9 190 54 312.0 312.0 286.1 312.0 0.01 WND 350 7962 -45.7 -53.8 39 8.1 -45.9 180 75 307.2 307.2 284.4 307.4 0.07 Sounding variables and indices 1000-500 mb thick: 5399.36 m Freezing level: 815.98 mb = 1778.05 m = 5833.43 ft Wetbulb zero: 837.69 mb = 1544.68 m = 5067.78 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 50.49 % Est. max temperature: 15.59 C = 60.05 F Sfc-Lift cond lev (LCL): 876.51 mb = 1176.12 m = 3858.62 ft T: 4.34 C 700-500 lapse rate: 7.53 C/km ThetaE index: 3.98 C Layer 850.0- 500.0 mb Conv cond level (CCL): 835.35 mb = 1566.79 m = 5140.33 ft Mean mixing ratio: 5.05 g/kg Conv temperature: 16.15 C = 61.08 F Cap Strength: 1.13 C Lifted Index: 1.43 C Risk: Showers probable Lifted Index @300 mb: 5.87 C Lifted Index @700 mb: 1.09 C Showalter Index: 1.84 C Risk: Showers probable Total Totals Index: 54.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 26.00 C K Index: 16.20 Risk: < 20 % chance of thunderstorms Sweat Index: 165.00 Risk: None Energy Index: 0.17 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.11 J/kg Max Up Vert Vel: 2.49 m/s Conv Inhibition (B-): 10365.33 J/kg Cap Strength: 1.36 C Lift Cond Lev (LCL): 857.74 mb = 1354.35 m = 4443.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 248 at 16 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 1004 58 305 5 4.1 -2.9 | 50 14 -10.4 -8.8 1 850 1429 290 9 8.5 -3.1 | 34 11 -6.0 -9.0 2 700 2968 225 21 14.8 14.8 | 182 9 0.4 8.9 3 500 5490 200 33 11.3 31.0 | 173 25 -3.2 25.0 4 400 7060 190 69 12.0 68.0 | 178 62 -2.5 62.0 5 350 7962 180 75 0.0 75.0 | 168 71 -14.5 69.0 6 300 8970 180 54 0.0 54.0 | 163 50 -14.5 48.0 7 283 9343 190 54 9.4 53.2 | 174 47 -5.1 47.2 8 250 10130 200 36 12.3 33.8 | 176 28 -2.2 27.9 9 200 11560 215 29 16.6 23.8 | 187 18 2.1 17.8 10 150 13400 225 42 29.7 29.7 | 213 28 15.2 23.7 11 100 15990 230 35 26.8 22.5 | 217 21 12.3 16.5 Wind Parameters Mean winds (0-6000m): 217.6 at 20.9 knts Storm direction: 247.6 at 15.7 knts Shear (0-3000m) pos: 0.0 neg: 3.6 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 133.0 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -23.5 tot: -23.5 m^2/s^2 ave: -7.8 10^-3 m/s^2 rel: -0.52 Storm rel vorticity (0-3000m) horiz: 4.5 stream: -2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 57.22 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 ------------------------------------------------------------------------------- 500 299 6 48 13| 0.0 1.6 1.6| 0.0 -4.4 -4.4 -8.9 -0.82| 1.6 -1.3 1000 297 6 45 13| 0.0 1.6 1.6| 0.0 -8.5 -8.5 -8.5 -0.79| 1.6 -1.3 1500 294 7 42 12| 0.0 1.9 1.9| 0.0 -13.2 -13.2 -8.8 -0.72| 2.0 -1.4 2000 286 8 38 11| 0.0 2.7 2.7| 0.0 -18.0 -18.0 -9.0 -0.57| 3.0 -1.7 2500 273 10 35 8| 0.0 3.3 3.3| 0.0 -20.1 -20.1 -8.0 -0.60| 3.9 -2.3 3000 257 12 44 5| 0.0 3.6 3.6| 0.0 -23.5 -23.5 -7.8 -0.52| 4.5 -2.3 4000 240 15 126 2| 0.0 3.4 3.4| 0.1 -25.3 -25.2 -6.3 -0.44| 4.2 -1.8 5000 227 18 165 6| 0.0 3.3 3.3| 0.1 -34.5 -34.4 -6.9 -0.41| 4.0 -1.6 6000 218 21 171 11| 0.0 4.1 4.1| 20.8 -41.1 -20.2 -3.4 -0.26| 4.8 -1.2 Wrote GIF file: /home/apache/climate/data/raob//LE430/skewt/LE430.skewt.20260117.12.gif