UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 28 APR 25 Station: LFKJ WMO ident: 7761 Latitude: 41.92 Longitude: 8.80 Elevation: 9.00 ------------------------------------------------------------------------------- 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 1019 9 13.6 10.8 83 2.8 12.0 50 7 285.2 286.6 284.3 307.4 8.00 1 1000 164 16.2 10.2 68 6.0 12.7 65 3 289.4 290.7 285.8 311.5 7.83 2 925 824 12.8 4.8 58 8.0 8.5 355 3 292.4 293.4 285.0 309.2 5.83 3 850 1527 7.2 3.0 75 4.2 5.1 105 9 293.7 294.7 285.3 309.9 5.59 4 700 3088 -3.9 -4.3 97 0.4 -4.1 85 9 298.2 298.9 285.4 310.1 3.97 5 500 5660 -20.5 -22.4 85 1.9 -21.0 85 23 308.0 308.3 286.1 312.2 1.27 6 400 7270 -32.7 -42.7 36 10.0 -33.6 85 25 312.5 312.5 286.5 313.3 0.22 7 300 9220 -49.1 -53.5 60 4.4 -49.3 90 31 316.1 316.2 287.6 316.5 0.09 8 250 10400 -55.9 -65.9 28 10.0 -56.1 95 19 323.0 323.0 289.7 323.0 0.02 9 225 11066 -58.5 -68.5 27 10.0 -58.6 110 23 328.9 328.9 291.4 328.9 0.02 10 200 11810 -56.7 -70.7 16 14.0 -56.9 35 1 343.0 343.0 295.0 343.0 0.01 11 150 13640 -54.5 -80.5 3 26.0 -54.9 285 5 376.2 376.2 301.6 376.2 0.00 12 100 16210 -57.5 -87.5 1 30.0 -57.9 295 15 416.6 416.6 307.3 416.6 0.00 TRP 225 11066 -58.5 -68.5 27 10.0 -58.6 110 23 328.9 328.9 291.4 328.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5496.00 m Freezing level: 752.70 mb = 2539.54 m = 8331.72 ft Wetbulb zero: 766.98 mb = 2353.27 m = 7720.62 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 83.12 % Est. max temperature: 21.79 C = 71.23 F Sfc-Lift cond lev (LCL): 977.06 mb = 360.47 m = 1182.64 ft T: 15.19 C 700-500 lapse rate: 6.45 C/km ThetaE index: 2.23 C Layer 925.0- 850.0 mb Conv cond level (CCL): 828.47 mb = 1733.30 m = 5686.61 ft Mean mixing ratio: 6.96 g/kg Conv temperature: 22.74 C = 72.94 F Cap Strength: 2.78 C Lifted Index: 1.75 C Risk: Showers probable Lifted Index @300 mb: 4.49 C Lifted Index @700 mb: 0.12 C Showalter Index: 1.86 C Risk: Showers probable Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 23.50 C K Index: 30.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 121.00 Risk: None Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.09 J/kg Max Up Vert Vel: 5.67 m/s Conv Inhibition (B-): 8551.07 J/kg Cap Strength: 2.78 C Lift Cond Lev (LCL): 878.22 mb = 1255.46 m = 4118.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 116 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 1019 9 50 7 -5.4 -4.5 | 342 9 2.7 -8.4 1 1000 164 65 3 -2.7 -1.3 | 314 7 5.3 -5.1 2 925 824 355 3 0.3 -3.0 | 310 11 8.3 -6.8 3 850 1527 105 9 -8.7 2.3 | 23 2 -0.7 -1.5 4 700 3088 85 9 -9.0 -0.8 | 11 5 -0.9 -4.6 5 500 5660 85 23 -22.9 -2.0 | 68 16 -14.9 -5.9 6 400 7270 85 25 -24.9 -2.2 | 70 18 -16.9 -6.0 7 300 9220 90 31 -31.0 0.0 | 80 23 -23.0 -3.9 8 250 10400 95 19 -18.9 1.7 | 79 11 -10.9 -2.2 9 225 11066 110 23 -21.6 7.9 | 106 14 -13.6 4.0 10 200 11810 35 1 -0.6 -0.8 | 302 9 7.5 -4.7 11 150 13640 285 5 4.8 -1.3 | 292 14 12.9 -5.2 12 100 16210 295 15 13.6 -6.3 | 295 24 21.6 -10.2 Wind Parameters Mean winds (0-6000m): 85.6 at 11.9 knts Storm direction: 115.6 at 8.9 knts Shear (0-3000m) pos: 1.6 neg: 0.7 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 29.6 deg Storm rel helicity (0-3000m) pos: 17.3 neg: -10.8 tot: 6.5 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.45 Bulk Shear: 11.14 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 50 4 320 8| 0.0 4.5 4.5| 0.2 -8.1 -7.9 -15.8 -0.65| 6.0 -3.9 1000 32 3 318 9| 0.0 1.8 1.8| 6.6 -10.3 -3.7 -3.7 -0.23| 5.1 -1.2 1500 63 5 326 7| 3.1 1.2 4.3| 17.2 -10.3 6.9 4.6 0.17| 6.9 1.2 2000 82 6 332 5| 2.3 0.8 3.2| 17.3 -10.4 7.0 3.5 0.17| 5.4 0.9 2500 87 6 338 5| 1.9 0.7 2.6| 17.3 -10.5 6.8 2.7 0.15| 4.6 0.7 3000 88 7 343 4| 1.6 0.7 2.2| 17.3 -10.8 6.5 2.2 0.13| 4.0 0.5 4000 87 8 358 4| 1.2 0.4 1.6| 23.3 -10.8 12.5 3.1 0.24| 3.6 0.9 5000 86 10 20 5| 0.9 0.8 1.8| 29.8 -10.8 19.0 3.8 0.28| 3.5 1.0 6000 86 12 39 6| 0.8 1.0 1.8| 34.6 -10.8 23.8 4.0 0.28| 3.2 0.9 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250428.00.gif