UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for LF145... Searching the city database file for: LF145 ... Date:1200Z 10 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 1000 172 13.0 11.1 88 1.9 11.9 255 9 286.1 287.6 285.1 309.3 8.32 1 925 819 7.2 7.2 100 0.0 7.2 250 25 286.7 287.9 283.8 306.0 6.90 2 850 1510 4.0 0.0 75 4.0 2.1 245 25 290.3 291.1 282.7 303.3 4.50 3 700 3060 -5.7 -14.7 49 9.0 -8.5 260 27 296.2 296.5 282.0 301.6 1.74 4 500 5630 -18.1 -18.1 100 0.0 -18.1 215 60 311.0 311.3 287.8 317.0 1.84 5 400 7260 -29.9 -29.9 100 0.0 -29.9 220 68 316.1 316.3 288.4 318.9 0.80 6 300 9250 -44.5 -50.5 51 6.0 -44.8 230 79 322.6 322.7 289.7 323.1 0.12 7 250 10440 -54.7 -57.7 69 3.0 -54.8 230 73 324.7 324.8 290.3 325.0 0.06 8 232 10915 -56.7 -60.8 60 4.1 -56.8 210 66 328.7 328.7 291.4 328.9 0.05 9 200 11860 -53.9 -66.9 19 13.0 -54.2 220 60 347.4 347.4 296.1 347.5 0.02 10 150 13710 -55.7 -76.7 6 21.0 -56.0 240 44 374.1 374.1 301.3 374.1 0.01 11 100 16260 -61.9 -90.9 1 29.0 -62.1 250 21 408.1 408.1 306.3 408.1 0.00 TRP 232 10915 -56.7 -60.8 60 4.1 -56.8 210 66 328.7 328.7 291.4 328.9 0.05 WND Sounding variables and indices 1000-500 mb thick: 5457.82 m Freezing level: 788.14 mb = 2149.18 m = 7051.01 ft Wetbulb zero: 820.05 mb = 1796.35 m = 5893.47 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 74.83 % Est. max temperature: 17.19 C = 62.94 F Sfc-Lift cond lev (LCL): 971.88 mb = 408.82 m = 1341.27 ft T: 10.88 C 700-500 lapse rate: 4.82 C/km ThetaE index: 7.73 C Layer 925.0- 500.0 mb Conv cond level (CCL): 925.00 mb = 819.00 m = 2686.98 ft Mean mixing ratio: 7.31 g/kg Conv temperature: 14.38 C = 57.88 F Cap Strength: 0.17 C Lifted Index: 6.08 C Risk: None Lifted Index @300 mb: 11.20 C Lifted Index @700 mb: -0.09 C Showalter Index: 8.57 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 18.10 C K Index: 13.10 Risk: None Sweat Index: 110.00 Risk: None Energy Index: 2.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.75 J/kg Max Up Vert Vel: 5.24 m/s Conv Inhibition (B-): 0.01 J/kg Cap Strength: 5.75 C Lift Cond Lev (LCL): 937.48 mb = 707.79 m = 2322.13 ft Lev Free Conv (LFC): 932.48 mb = 752.16 m = 2467.69 ft Equ Level (EL): 862.48 mb = 1390.87 m = 4563.15 ft B at Equ Level: 9.73 J/kg Max Parcel Lev (MPL): 642.48 mb = 3714.90 m = 12187.83 ft Wind level data Storm motion: 264 at 27 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 1000 172 255 9 8.7 2.3 | 88 18 -18.1 -0.6 1 1000 170 255 9 8.7 2.3 | 88 18 -18.1 -0.6 2 925 819 250 25 23.5 8.6 | 150 7 -3.3 5.6 3 850 1510 245 25 22.7 10.6 | 152 9 -4.1 7.6 4 700 3060 260 27 26.6 4.7 | 174 2 -0.2 1.8 5 500 5630 215 60 34.4 49.1 | 189 47 7.7 46.2 6 400 7260 220 68 43.7 52.1 | 199 52 16.9 49.2 7 300 9250 230 79 60.5 50.8 | 215 59 33.8 47.9 8 250 10440 230 73 55.9 46.9 | 214 53 29.2 44.0 9 232 10915 210 66 33.0 57.2 | 187 55 6.2 54.2 10 200 11860 220 60 38.6 46.0 | 195 45 11.8 43.0 11 150 13710 240 44 38.1 22.0 | 211 22 11.3 19.1 12 100 16260 250 21 19.7 7.2 | 121 8 -7.0 4.3 Wind Parameters Mean winds (0-6000m): 233.8 at 35.9 knts Storm direction: 263.8 at 26.9 knts Shear (0-3000m) pos: 1.1 neg: 2.8 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 111.5 deg Storm rel helicity (0-3000m) pos: 28.8 neg: 0.0 tot: 28.8 m^2/s^2 ave: 9.6 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 63.97 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 ------------------------------------------------------------------------------- 500 252 15 98 13| 0.0 12.7 12.7| 19.1 0.0 19.1 38.3 0.51| 12.7 6.5 1000 250 20 115 9| 0.0 8.3 8.3| 25.7 0.0 25.7 25.7 0.58| 8.8 5.1 1500 249 22 127 8| 0.0 5.6 5.6| 26.3 0.0 26.3 17.5 0.55| 6.4 3.5 2000 249 23 133 8| 0.6 4.2 4.8| 27.2 0.0 27.2 13.6 0.51| 5.4 2.8 2500 250 23 136 7| 0.9 3.4 4.3| 27.8 0.0 27.8 11.1 0.48| 4.8 2.3 3000 252 24 139 6| 1.1 2.8 3.9| 28.8 0.0 28.8 9.6 0.48| 4.5 2.2 4000 250 27 164 6| 0.8 4.1 4.9| 30.1 -4.9 25.2 6.3 0.29| 5.6 1.6 5000 242 31 183 11| 0.6 4.9 5.5| 30.1 -54.3 -24.2 -4.8 0.10| 6.4 0.7 6000 234 36 187 18| 0.7 4.7 5.4| 61.9-102.6 -40.6 -6.8 0.06| 6.5 0.4 Wrote GIF file: /home/apache/climate/data/raob//LF145/skewt/LF145.skewt.20251210.12.gif