UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for LF145... Searching the city database file for: LF145 ... Date:0000Z 27 DEC 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 1007 168 -1.1 -2.5 90 1.4 -1.6 40 13 271.5 272.0 271.1 280.0 3.15 1 1000 224 -0.5 -0.7 99 0.2 -0.6 45 13 272.6 273.3 272.6 282.4 3.63 2 925 859 9.2 -5.8 34 15.0 2.9 55 11 288.7 289.2 279.8 296.6 2.68 3 850 1556 7.0 -10.0 29 17.0 0.4 75 17 293.5 293.9 281.3 299.8 2.10 4 700 3119 -2.9 -27.9 13 25.0 -8.8 90 23 299.3 299.4 281.8 301.1 0.55 5 500 5680 -22.9 -42.9 14 20.0 -25.1 105 33 305.1 305.2 283.7 305.7 0.17 6 400 7270 -35.3 -38.7 71 3.4 -35.6 130 44 309.1 309.2 285.4 310.3 0.34 7 300 9210 -49.9 -54.6 58 4.7 -50.0 125 79 315.0 315.0 287.2 315.3 0.08 8 250 10380 -57.9 -62.9 53 5.0 -58.0 125 81 320.0 320.0 288.8 320.1 0.03 9 224 11066 -62.1 -67.0 52 4.9 -62.1 120 79 323.8 323.8 289.9 323.8 0.02 10 212 11407 -61.2 -68.6 37 7.4 -61.3 115 85 330.3 330.3 291.8 330.3 0.02 11 200 11770 -60.3 -70.3 26 10.0 -60.4 130 77 337.3 337.3 293.7 337.3 0.01 12 150 13560 -60.3 -78.3 8 18.0 -60.5 125 33 366.2 366.2 299.9 366.2 0.01 13 100 16120 -55.9 -86.9 1 31.0 -56.4 90 17 419.7 419.7 307.7 419.7 0.00 TRP 224 11066 -62.1 -67.0 52 4.9 -62.1 120 79 323.8 323.8 289.9 323.8 0.02 WND 212 11407 -61.2 -68.6 37 7.4 -61.3 115 85 330.3 330.3 291.8 330.3 0.02 Sounding variables and indices 1000-500 mb thick: 5456.00 m Freezing level: Surface below freezing Freezing level: 996.13 mb = 256.73 m = 842.29 ft Freezing level: 743.94 mb = 2661.15 m = 8730.71 ft Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 24.27 % Est. max temperature: 20.45 C = 68.81 F Sfc-Lift cond lev (LCL): 985.04 mb = 346.81 m = 1137.82 ft T: 1.38 C 700-500 lapse rate: 7.81 C/km ThetaE index: 0.00 C Layer 1007.0- -0.0 mb Conv cond level (CCL): 631.64 mb = 3901.14 m = 12798.86 ft Mean mixing ratio: 3.07 g/kg Conv temperature: 28.69 C = 83.64 F Cap Strength: 12.43 C Lifted Index: 13.03 C Risk: None Lifted Index @300 mb: 17.52 C Lifted Index @700 mb: 12.43 C Showalter Index: 6.17 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 29.90 C Cross Totals Index: 12.90 C K Index: -5.10 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 1.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.35 J/kg Max Up Vert Vel: 9.42 m/s Conv Inhibition (B-): 14993.52 J/kg Cap Strength: 12.97 C Lift Cond Lev (LCL): 837.48 mb = 1675.42 m = 5496.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 122 at 17 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 1007 168 40 13 -8.4 -10.0 | 342 20 6.4 -19.2 1 1000 224 45 13 -9.2 -9.2 | 343 19 5.6 -18.4 2 925 859 55 11 -9.0 -6.3 | 340 17 5.7 -15.5 3 850 1556 75 17 -16.4 -4.4 | 7 14 -1.7 -13.6 4 700 3119 90 23 -23.0 0.0 | 42 12 -8.2 -9.2 5 500 5680 105 33 -31.9 8.5 | 88 17 -17.1 -0.7 6 400 7270 130 44 -33.7 28.3 | 135 27 -19.0 19.1 7 300 9210 125 79 -64.7 45.3 | 126 62 -50.0 36.1 8 250 10380 125 81 -66.4 46.5 | 126 64 -51.6 37.2 9 224 11066 120 79 -68.4 39.5 | 119 62 -53.7 30.3 10 212 11407 115 85 -77.0 35.9 | 113 68 -62.3 26.7 11 200 11770 130 77 -59.0 49.5 | 132 60 -44.2 40.3 12 150 13560 125 33 -27.0 18.9 | 128 16 -12.3 9.7 13 100 16120 90 17 -17.0 0.0 | 14 9 -2.2 -9.2 Wind Parameters Mean winds (0-6000m): 92.0 at 23.2 knts Storm direction: 122.0 at 17.4 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 61.2 deg Storm rel helicity (0-3000m) pos: 58.8 neg: -4.4 tot: 54.4 m^2/s^2 ave: 18.1 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.19 Bulk Shear: 37.21 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 48 12 342 18| 3.0 0.0 3.0| 2.7 -3.0 -0.3 -0.7 -0.04| 3.2 -0.1 1000 52 12 343 17| 2.9 0.0 2.9| 15.3 -4.4 10.9 10.9 0.36| 3.7 1.3 1500 60 13 349 16| 3.5 0.0 3.5| 33.1 -4.4 28.8 19.2 0.59| 4.2 2.5 2000 66 15 355 15| 3.3 0.0 3.3| 41.6 -4.4 37.2 18.6 0.66| 3.8 2.5 2500 71 16 0 14| 3.2 0.0 3.2| 50.1 -4.4 45.8 18.3 0.71| 3.5 2.5 3000 75 17 6 14| 3.1 0.0 3.1| 58.8 -4.4 54.4 18.1 0.74| 3.4 2.5 4000 81 19 18 13| 2.9 0.0 2.9| 74.2 -4.4 69.8 17.5 0.79| 3.2 2.5 5000 87 21 31 12| 2.8 0.0 2.8| 91.5 -4.4 87.1 17.4 0.81| 3.0 2.4 6000 92 23 45 12| 3.0 0.0 3.0|126.7 -4.4 122.3 20.4 0.83| 3.2 2.7 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20251227.00.gif