UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for LFME... Searching the city database file for: LFME ... Date:0000Z 21 APR 25 Station: LFME WMO ident: 7645 Latitude: 43.87 Longitude: 4.40 Elevation: 62.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1006 62 12.0 10.7 92 1.3 11.3 325 5 284.7 286.1 284.1 306.9 8.05 1 1000 110 11.8 10.6 92 1.2 11.1 325 5 285.0 286.3 284.2 307.2 8.04 2 925 760 9.2 4.2 71 5.0 6.6 285 9 288.7 289.7 283.2 304.6 5.59 3 850 1454 3.6 1.8 88 1.8 2.7 195 9 289.9 290.8 283.2 304.6 5.13 4 700 3004 -5.1 -9.0 74 3.9 -6.5 245 13 296.8 297.3 283.5 305.2 2.76 5 500 5560 -21.9 -29.9 48 8.0 -23.2 245 17 306.3 306.5 284.8 308.5 0.64 6 400 7160 -35.3 -42.3 49 7.0 -35.8 260 15 309.1 309.2 285.3 309.9 0.23 7 300 9090 -49.9 -60.9 26 11.0 -50.1 260 15 315.0 315.0 287.1 315.2 0.04 8 285 9426 -51.5 -68.5 11 17.0 -51.8 250 15 317.4 317.4 287.9 317.4 0.01 9 250 10280 -52.3 -69.3 11 17.0 -52.6 275 21 328.3 328.3 291.2 328.4 0.01 10 200 11720 -51.3 -78.3 3 27.0 -51.7 250 23 351.5 351.5 297.0 351.6 0.00 11 150 13590 -51.1 -83.1 1 32.0 -51.7 255 13 382.0 382.0 302.6 382.0 0.00 12 100 16200 -55.1 -86.1 1 31.0 -55.6 295 7 421.3 421.3 307.9 421.3 0.00 TRP 285 9426 -51.5 -68.5 11 17.0 -51.8 250 15 317.4 317.4 287.9 317.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5450.00 m Freezing level: 787.93 mb = 2095.38 m = 6874.52 ft Wetbulb zero: 806.01 mb = 1878.24 m = 6162.14 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 71.44 % Est. max temperature: 17.17 C = 62.90 F Sfc-Lift cond lev (LCL): 986.64 mb = 222.12 m = 728.74 ft T: 11.35 C 700-500 lapse rate: 6.57 C/km ThetaE index: 2.61 C Layer 925.0- 850.0 mb Conv cond level (CCL): 880.18 mb = 1167.68 m = 3830.93 ft Mean mixing ratio: 6.63 g/kg Conv temperature: 16.78 C = 62.21 F Cap Strength: 1.77 C Lifted Index: 3.16 C Risk: None Lifted Index @300 mb: 6.74 C Lifted Index @700 mb: 1.15 C Showalter Index: 3.92 C Risk: None Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 23.70 C K Index: 23.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 60.60 Risk: None Energy Index: 0.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.68 J/kg Max Up Vert Vel: 4.62 m/s Conv Inhibition (B-): 11801.11 J/kg Cap Strength: 3.13 C Lift Cond Lev (LCL): 910.91 mb = 885.99 m = 2906.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 at 9 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 1006 62 325 5 2.9 -4.1 | 62 7 -6.5 -3.5 1 1000 110 325 5 2.9 -4.1 | 62 7 -6.5 -3.5 2 925 760 285 9 8.7 -2.3 | 22 2 -0.7 -1.7 3 850 1454 195 9 2.3 8.7 | 143 12 -7.1 9.3 4 700 3004 245 13 11.8 5.5 | 201 7 2.4 6.1 5 500 5560 245 17 15.4 7.2 | 218 10 6.0 7.8 6 400 7160 260 15 14.8 2.6 | 239 6 5.4 3.2 7 300 9090 260 15 14.8 2.6 | 239 6 5.4 3.2 8 285 9426 250 15 14.1 5.1 | 219 7 4.7 5.7 9 250 10280 275 21 20.9 -1.8 | 276 12 11.5 -1.3 10 200 11720 250 23 21.6 7.9 | 235 15 12.2 8.4 11 150 13590 255 13 12.6 3.4 | 219 5 3.1 3.9 12 100 16200 295 7 6.3 -3.0 | 52 4 -3.1 -2.4 Wind Parameters Mean winds (0-6000m): 243.5 at 12.6 knts Storm direction: 273.5 at 9.4 knts Shear (0-3000m) pos: 1.6 neg: 2.2 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 140.2 deg Storm rel helicity (0-3000m) pos: 22.2 neg: -11.2 tot: 10.9 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.61 Bulk Shear: 17.57 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 ------------------------------------------------------------------------------- 500 309 6 53 6| 0.0 4.2 4.2| 0.0 -3.3 -3.3 -6.7 -0.52| 4.3 -2.2 1000 288 7 53 3| 0.0 4.9 4.9| 0.5 -4.0 -3.6 -3.6 0.00| 6.7 0.0 1500 264 8 135 2| 0.0 4.4 4.4| 2.0 -11.2 -9.2 -6.1 -0.12| 7.4 -0.9 2000 243 8 157 5| 0.8 3.3 4.1| 9.6 -11.2 -1.6 -0.8 0.00| 6.3 0.0 2500 238 9 162 6| 1.3 2.7 4.0| 16.5 -11.2 5.3 2.1 0.11| 5.8 0.6 3000 239 10 169 6| 1.6 2.2 3.8| 22.2 -11.2 10.9 3.6 0.19| 5.4 1.0 4000 242 11 180 6| 1.2 1.8 3.0| 24.0 -11.2 12.8 3.2 0.21| 4.2 0.9 5000 243 12 189 6| 1.0 1.5 2.5| 25.9 -11.2 14.7 2.9 0.23| 3.6 0.8 6000 244 13 197 6| 0.9 1.2 2.1| 29.1 -11.2 17.9 3.0 0.25| 3.2 0.8 Wrote GIF file: /home/apache/climate/data/raob//LFME/skewt/LFME.skewt.20250421.00.gif