UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 29 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 1021 9 12.8 10.3 85 2.5 11.4 65 5 284.3 285.6 283.6 305.6 7.72 1 1000 184 16.4 10.4 68 6.0 12.9 85 3 289.5 290.9 286.0 312.0 7.93 2 925 844 13.6 5.6 58 8.0 9.2 80 5 293.2 294.3 285.7 311.0 6.17 3 850 1549 7.8 3.2 73 4.6 5.4 95 9 294.3 295.3 285.6 310.8 5.67 4 700 3118 -2.5 -8.5 63 6.0 -4.8 140 13 299.7 300.2 284.8 308.5 2.87 5 500 5700 -18.7 -38.7 15 20.0 -21.5 5 5 310.2 310.3 285.8 311.2 0.27 6 400 7320 -32.5 -38.5 55 6.0 -33.1 5 7 312.7 312.8 286.7 314.0 0.34 7 300 9280 -47.7 -59.7 24 12.0 -48.0 65 9 318.1 318.1 288.2 318.3 0.04 8 250 10460 -56.5 -64.5 36 8.0 -56.6 55 11 322.1 322.1 289.4 322.2 0.03 9 228 11039 -59.3 -66.3 40 7.0 -59.4 20 17 326.4 326.4 290.7 326.5 0.02 10 200 11860 -58.5 -71.5 17 13.0 -58.6 330 11 340.1 340.1 294.4 340.2 0.01 11 150 13670 -57.9 -81.9 3 24.0 -58.2 330 23 370.3 370.3 300.6 370.3 0.00 12 100 16230 -58.7 -88.7 1 30.0 -59.0 345 15 414.3 414.3 307.0 414.3 0.00 TRP 228 11039 -59.3 -66.3 40 7.0 -59.4 20 17 326.4 326.4 290.7 326.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5516.00 m Freezing level: 736.41 mb = 2737.17 m = 8980.12 ft Wetbulb zero: 770.85 mb = 2338.83 m = 7673.24 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 53.91 % Est. max temperature: 22.61 C = 72.71 F Sfc-Lift cond lev (LCL): 983.32 mb = 326.40 m = 1070.86 ft T: 15.80 C 700-500 lapse rate: 6.27 C/km ThetaE index: 3.47 C Layer 925.0- 500.0 mb Conv cond level (CCL): 822.31 mb = 1816.59 m = 5959.88 ft Mean mixing ratio: 7.17 g/kg Conv temperature: 23.87 C = 74.97 F Cap Strength: 3.19 C Lifted Index: 3.02 C Risk: None Lifted Index @300 mb: 5.31 C Lifted Index @700 mb: 1.14 C Showalter Index: 3.08 C Risk: None Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.50 C Cross Totals Index: 21.90 C K Index: 23.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 61.40 Risk: None Energy Index: 0.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.90 J/kg Max Up Vert Vel: 6.62 m/s Conv Inhibition (B-): 9206.50 J/kg Cap Strength: 3.19 C Lift Cond Lev (LCL): 880.78 mb = 1252.40 m = 4108.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 141 at 6 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 1021 9 65 5 -4.5 -2.1 | 5 7 -0.6 -7.0 1 1000 184 85 3 -3.0 -0.3 | 349 5 1.0 -5.2 2 925 844 80 5 -4.9 -0.9 | 9 6 -1.0 -5.8 3 850 1549 95 9 -9.0 0.8 | 50 6 -5.0 -4.1 4 700 3118 140 13 -8.4 10.0 | 139 7 -4.4 5.0 5 500 5700 5 5 -0.4 -5.0 | 340 11 3.5 -9.9 6 400 7320 5 7 -0.6 -7.0 | 344 12 3.4 -11.9 7 300 9280 65 9 -8.2 -3.8 | 26 10 -4.2 -8.7 8 250 10460 55 11 -9.0 -6.3 | 24 12 -5.0 -11.2 9 228 11039 20 17 -5.8 -16.0 | 5 21 -1.8 -20.9 10 200 11860 330 11 5.5 -9.5 | 327 17 9.5 -14.5 11 150 13670 330 23 11.5 -19.9 | 328 29 15.5 -24.8 12 100 16230 345 15 3.9 -14.5 | 338 21 7.9 -19.4 Wind Parameters Mean winds (0-6000m): 111.2 at 8.4 knts Storm direction: 141.2 at 6.3 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 128.1 deg Storm rel helicity (0-3000m) pos: 23.4 neg: -2.4 tot: 21.0 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 3.0 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.17 Bulk Shear: 4.24 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 79 4 356 6| 1.7 0.0 1.7| 1.3 -2.4 -1.1 -2.2 -0.18| 3.4 -0.6 1000 80 4 2 6| 1.0 0.0 1.0| 4.2 -2.4 1.8 1.8 0.25| 2.7 0.7 1500 85 5 14 6| 1.7 0.0 1.7| 9.3 -2.4 6.9 4.6 0.52| 2.9 1.5 2000 91 6 26 5| 1.9 0.0 1.9| 13.7 -2.4 11.3 5.7 0.64| 2.9 1.8 2500 99 7 40 5| 2.0 0.0 2.0| 18.3 -2.4 15.9 6.4 0.71| 2.9 2.1 3000 108 8 57 4| 2.1 0.0 2.1| 23.4 -2.4 21.0 7.0 0.76| 3.0 2.3 4000 113 9 71 5| 1.6 1.1 2.7| 24.6 -19.2 5.4 1.3 0.16| 3.6 0.6 5000 110 9 67 5| 1.2 1.6 2.8| 24.6 -38.5 -13.9 -2.8 -0.10| 3.8 -0.4 6000 111 8 64 4| 1.0 1.4 2.5| 25.0 -50.6 -25.6 -4.3 -0.19| 3.5 -0.7 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250429.00.gif