UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for LE023... Searching the city database file for: LE023 ... Date:1200Z 4 DEC 25 Station: LE023 WMO ident: 8023 Latitude: 43.47 Longitude: -3.82 ------------------------------------------------------------------------------- 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 1008 48 11.0 8.1 82 2.9 9.4 275 21 283.5 284.7 282.2 302.1 6.73 1 1000 114 10.4 7.5 82 2.9 8.9 265 25 283.5 284.7 282.0 301.6 6.51 2 925 758 5.6 2.6 81 3.0 4.2 265 35 285.0 285.9 280.9 299.1 4.99 3 850 1442 0.2 -0.1 98 0.3 0.1 275 36 286.4 287.1 280.9 299.0 4.47 4 700 2973 -8.9 -9.1 98 0.2 -9.0 285 38 292.6 293.1 281.7 300.8 2.74 5 500 5490 -26.9 -29.3 80 2.4 -27.3 290 50 300.2 300.4 282.4 302.5 0.68 6 400 7060 -38.9 -53.9 19 15.0 -39.5 300 64 304.4 304.4 283.2 304.7 0.06 7 300 8980 -51.1 -65.1 17 14.0 -51.4 310 104 313.3 313.3 286.5 313.4 0.02 8 275 9542 -53.6 -69.5 13 15.9 -53.8 310 106 317.6 317.6 288.0 317.7 0.01 9 250 10150 -56.3 -74.3 9 18.0 -56.5 305 93 322.4 322.4 289.5 322.4 0.01 10 242 10357 -56.9 -74.9 9 18.0 -57.1 305 93 324.5 324.5 290.1 324.5 0.01 11 200 11570 -55.9 -79.9 3 24.0 -56.1 305 69 344.2 344.2 295.3 344.3 0.00 12 150 13380 -62.3 -83.3 4 21.0 -62.4 285 54 362.8 362.8 299.2 362.8 0.00 13 100 15920 -58.9 -84.9 2 26.0 -59.2 265 35 413.9 413.9 307.0 413.9 0.00 TRP 242 10357 -56.9 -74.9 9 18.0 -57.1 305 93 324.5 324.5 290.1 324.5 0.01 WND 275 9542 -53.6 -69.5 13 15.9 -53.8 310 106 317.6 317.6 288.0 317.7 0.01 Sounding variables and indices 1000-500 mb thick: 5376.00 m Freezing level: 846.70 mb = 1475.65 m = 4841.31 ft Wetbulb zero: 848.70 mb = 1454.05 m = 4770.46 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 90.80 % Est. max temperature: 13.72 C = 56.69 F Sfc-Lift cond lev (LCL): 964.71 mb = 410.75 m = 1347.57 ft T: 8.19 C 700-500 lapse rate: 7.15 C/km ThetaE index: 3.07 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 902.73 mb = 955.10 m = 3133.48 ft Mean mixing ratio: 5.67 g/kg Conv temperature: 12.93 C = 55.27 F Cap Strength: 0.77 C Lifted Index: 1.91 C Risk: Showers probable Lifted Index @300 mb: 9.41 C Lifted Index @700 mb: 0.40 C Showalter Index: 2.73 C Risk: Showers probable Total Totals Index: 53.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 26.80 C K Index: 26.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 220.00 Risk: None Energy Index: 0.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.27 J/kg Max Up Vert Vel: 5.53 m/s Conv Inhibition (B-): 6.74 J/kg Cap Strength: 1.81 C Lift Cond Lev (LCL): 916.77 mb = 830.29 m = 2724.01 ft Lev Free Conv (LFC): 871.77 mb = 1237.42 m = 4059.74 ft Equ Level (EL): 741.77 mb = 2515.96 m = 8254.37 ft B at Equ Level: 15.02 J/kg Max Parcel Lev (MPL): 641.77 mb = 3622.68 m = 11885.29 ft Wind level data Storm motion: 313 at 30 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 1008 48 275 21 20.9 -1.8 | 176 19 -1.3 18.9 1 1000 114 265 25 24.9 2.2 | 187 23 2.7 22.9 2 925 758 265 35 34.9 3.1 | 208 27 12.7 23.8 3 850 1442 275 36 35.9 -3.1 | 218 22 13.7 17.6 4 700 2973 285 38 36.7 -9.8 | 233 18 14.5 10.9 5 500 5490 290 50 47.0 -17.1 | 262 25 24.8 3.7 6 400 7060 300 64 55.4 -32.0 | 289 35 33.2 -11.2 7 300 8980 310 104 79.7 -66.8 | 309 74 57.5 -46.1 8 275 9542 310 106 81.2 -68.1 | 309 76 59.0 -47.4 9 250 10150 305 93 76.2 -53.3 | 301 63 54.0 -32.6 10 242 10357 305 93 76.2 -53.3 | 301 63 54.0 -32.6 11 200 11570 305 69 56.5 -39.6 | 299 39 34.3 -18.8 12 150 13380 285 54 52.2 -14.0 | 257 31 30.0 6.8 13 100 15920 265 35 34.9 3.1 | 208 27 12.7 23.8 Wind Parameters Mean winds (0-6000m): 283.1 at 40.5 knts Storm direction: 313.1 at 30.4 knts Shear (0-3000m) pos: 2.4 neg: 2.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 57.9 deg Storm rel helicity (0-3000m) pos: 138.1 neg: 0.0 tot: 138.1 m^2/s^2 ave: 46.0 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.43 Bulk Shear: 35.70 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 ------------------------------------------------------------------------------- 500 266 28 193 24| 0.0 12.0 12.0| 61.1 0.0 61.1 122.2 0.83| 12.7 10.5 1000 266 31 201 25| 2.3 6.0 8.3| 92.7 0.0 92.7 92.7 0.82| 9.3 7.6 1500 268 33 206 24| 2.6 4.0 6.6|110.0 0.0 110.0 73.3 0.79| 7.6 6.0 2000 271 34 209 23| 2.5 3.0 5.5|119.6 0.0 119.6 59.8 0.79| 6.3 5.0 2500 273 34 213 22| 2.4 2.4 4.8|128.8 0.0 128.8 51.5 0.79| 5.5 4.3 3000 275 35 216 22| 2.4 2.0 4.4|138.1 0.0 138.1 46.0 0.79| 4.9 3.9 4000 278 36 222 21| 2.3 1.5 3.8|160.6 0.0 160.6 40.2 0.81| 4.3 3.5 5000 281 38 229 21| 2.4 1.2 3.6|184.3 0.0 184.3 36.9 0.81| 4.0 3.2 6000 283 41 236 21| 2.7 1.0 3.7|230.7 0.0 230.7 38.4 0.81| 4.0 3.3 Wrote GIF file: /home/apache/climate/data/raob//LE023/skewt/LE023.skewt.20251204.12.gif