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 LF145... Searching the city database file for: LF145 ... Date:0000Z 29 APR 25 Station: LF145 WMO ident: 7145 Latitude: 48.77 Longitude: 2.02 ------------------------------------------------------------------------------- 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 170 15.0 8.0 63 7.0 11.1 50 9 287.8 289.0 284.1 306.7 6.71 1 1000 204 16.4 8.4 59 8.0 11.9 55 11 289.5 290.8 285.0 309.2 6.92 2 925 866 14.2 5.2 55 9.0 9.3 100 13 293.8 294.9 285.8 311.2 6.00 3 850 1572 8.0 3.0 71 5.0 5.4 120 11 294.5 295.5 285.6 310.8 5.59 4 700 3148 -2.1 -9.1 59 7.0 -4.8 110 11 300.2 300.7 284.8 308.6 2.74 5 500 5730 -19.1 -38.1 17 19.0 -21.8 85 23 309.8 309.8 285.6 310.8 0.29 6 400 7360 -30.1 -54.1 8 24.0 -31.7 70 46 315.9 315.9 287.5 316.1 0.06 7 300 9330 -47.7 -61.7 18 14.0 -48.0 70 44 318.1 318.1 288.2 318.2 0.03 8 250 10500 -56.9 -66.9 27 10.0 -57.1 30 40 321.5 321.5 289.2 321.5 0.02 9 200 11910 -57.9 -71.9 15 14.0 -58.0 40 35 341.1 341.1 294.6 341.1 0.01 10 180 12570 -61.9 -73.9 19 12.0 -62.0 5 9 345.0 345.0 295.5 345.0 0.01 11 150 13710 -58.3 -77.3 7 19.0 -58.5 355 11 369.6 369.6 300.5 369.7 0.01 12 100 16250 -59.3 -85.3 2 26.0 -59.6 5 7 413.2 413.2 306.9 413.2 0.00 TRP 180 12570 -61.9 -73.9 19 12.0 -62.0 5 9 345.0 345.0 295.5 345.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5526.00 m Freezing level: 731.19 mb = 2820.32 m = 9252.90 ft Wetbulb zero: 770.85 mb = 2365.35 m = 7760.26 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 50.57 % Est. max temperature: 21.68 C = 71.02 F Sfc-Lift cond lev (LCL): 903.81 mb = 1059.50 m = 3476.00 ft T: 12.50 C 700-500 lapse rate: 6.58 C/km ThetaE index: 2.66 C Layer 850.0- 500.0 mb Conv cond level (CCL): 781.15 mb = 2257.63 m = 7406.82 ft Mean mixing ratio: 6.36 g/kg Conv temperature: 24.20 C = 75.57 F Cap Strength: 2.70 C Lifted Index: 2.97 C Risk: None Lifted Index @300 mb: 5.75 C Lifted Index @700 mb: 1.86 C Showalter Index: 2.68 C Risk: Showers probable Total Totals Index: 49.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 22.10 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 85.00 Risk: None Energy Index: 0.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.77 J/kg Max Up Vert Vel: 5.05 m/s Conv Inhibition (B-): 8221.03 J/kg Cap Strength: 2.84 C Lift Cond Lev (LCL): 839.22 mb = 1675.59 m = 5497.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 126 at 11 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 170 50 9 -6.9 -5.8 | 350 13 2.2 -12.4 1 1000 204 55 11 -9.0 -6.3 | 360 13 0.1 -12.9 2 925 866 100 13 -12.8 2.3 | 40 6 -3.7 -4.4 3 850 1572 120 11 -9.5 5.5 | 21 1 -0.4 -1.1 4 700 3148 110 11 -10.3 3.8 | 23 3 -1.2 -2.9 5 500 5730 85 23 -22.9 -2.0 | 58 16 -13.8 -8.6 6 400 7360 70 46 -43.2 -15.7 | 57 41 -34.1 -22.4 7 300 9330 70 44 -41.3 -15.0 | 56 39 -32.3 -21.7 8 250 10500 30 40 -20.0 -34.6 | 15 43 -10.9 -41.3 9 200 11910 40 35 -22.5 -26.8 | 22 36 -13.4 -33.4 10 180 12570 5 9 -0.8 -9.0 | 332 18 8.3 -15.6 11 150 13710 355 11 1.0 -11.0 | 330 20 10.1 -17.6 12 100 16250 5 7 -0.6 -7.0 | 328 16 8.5 -13.6 Wind Parameters Mean winds (0-6000m): 96.1 at 15.0 knts Storm direction: 126.1 at 11.3 knts Shear (0-3000m) pos: 2.0 neg: 0.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 35.3 deg Storm rel helicity (0-3000m) pos: 23.0 neg: -0.4 tot: 22.7 m^2/s^2 ave: 7.6 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.12 Bulk Shear: 6.01 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 71 12 10 11| 7.7 0.0 7.7| 19.3 0.0 19.3 38.6 0.77| 8.7 6.8 1000 87 12 22 8| 5.5 0.0 5.5| 22.9 -0.0 22.9 22.9 0.63| 7.0 4.4 1500 96 12 27 6| 3.9 0.0 3.9| 22.9 -0.4 22.6 15.0 0.49| 5.6 2.7 2000 101 12 29 5| 3.0 0.2 3.1| 22.9 -0.4 22.6 11.3 0.47| 4.3 2.1 2500 104 12 29 4| 2.4 0.3 2.6| 22.9 -0.4 22.6 9.0 0.46| 3.6 1.6 3000 106 11 28 4| 2.0 0.3 2.3| 23.0 -0.4 22.7 7.6 0.44| 3.1 1.4 4000 105 12 34 4| 1.5 0.8 2.3| 26.2 -0.4 25.8 6.4 0.46| 3.0 1.4 5000 101 13 44 6| 1.2 1.2 2.4| 26.8 -0.8 26.0 5.2 0.37| 3.0 1.1 6000 96 15 49 8| 1.0 1.9 2.8| 30.3 -2.7 27.6 4.6 0.28| 3.3 0.9 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20250429.00.gif