UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122023.upa.cvt Date: 2300Z 20 DEC 25 Searching for LGTS... Searching the city database file for: LGTS ... Date:2300Z 20 DEC 25 Station: LGTS WMO ident: 16622 Latitude: 40.52 Longitude: 22.97 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1018 4 4.8 3.7 93 1.1 4.3 110 3 276.5 277.4 276.6 289.8 4.90 1 1011 61 10.4 6.9 79 3.5 8.6 93 3 282.7 283.7 281.2 299.7 6.17 2 1000 153 10.2 6.5 78 3.7 8.3 65 2 283.4 284.4 281.4 300.2 6.07 3 982 304 10.2 5.4 72 4.8 7.7 41 2 284.8 285.8 281.7 300.8 5.73 4 972 389 10.0 5.0 71 5.0 7.4 27 2 285.5 286.4 281.8 301.2 5.63 5 932 737 7.0 6.5 97 0.5 6.8 330 1 285.8 287.0 283.0 304.1 6.52 6 925 799 6.8 5.8 93 1.0 6.3 320 1 286.3 287.4 282.9 303.8 6.26 7 914 897 6.0 4.4 89 1.6 5.2 329 1 286.4 287.4 282.4 302.6 5.74 8 850 1488 2.0 0.8 92 1.2 1.4 25 2 288.2 289.1 282.1 301.9 4.77 9 788 2095 -1.7 -2.9 91 1.2 -2.2 76 3 290.6 291.3 282.2 302.0 3.92 10 773 2248 -2.3 -3.8 89 1.5 -2.9 89 3 291.5 292.2 282.4 302.5 3.73 11 741 2584 -2.7 -16.7 33 14.0 -7.0 117 4 294.7 294.9 280.9 299.0 1.40 12 700 3034 -4.5 -15.5 42 11.0 -7.9 155 5 297.5 297.8 282.4 302.6 1.63 13 681 3250 -6.3 -12.3 62 6.0 -8.4 165 5 297.8 298.2 283.2 304.5 2.18 14 651 3600 -8.5 -18.5 44 10.0 -11.3 181 6 299.2 299.5 282.8 303.5 1.36 15 618 4001 -11.9 -15.8 73 3.9 -13.0 199 7 299.8 300.1 283.6 305.4 1.80 16 602 4201 -13.3 -19.3 61 6.0 -14.9 209 7 300.4 300.7 283.3 304.8 1.38 17 526 5214 -19.9 -19.9 100 0.0 -19.9 257 9 304.3 304.6 285.0 309.1 1.50 18 518 5328 -21.1 -23.4 82 2.3 -21.6 262 9 304.2 304.4 284.5 307.9 1.12 19 511 5429 -19.3 -35.3 23 16.0 -21.7 267 10 307.6 307.7 284.9 308.9 0.37 20 500 5590 -20.1 -24.1 70 4.0 -21.0 275 10 308.5 308.7 286.1 312.1 1.09 21 484 5832 -20.5 -45.5 9 25.0 -23.3 280 13 310.9 310.9 285.8 311.4 0.14 22 476 5955 -20.5 -45.5 9 25.0 -23.4 283 14 312.4 312.4 286.4 312.9 0.14 23 400 7220 -30.9 -45.9 22 15.0 -32.1 310 29 314.8 314.9 287.2 315.4 0.16 24 381 7563 -33.9 -46.9 26 13.0 -34.8 315.3 315.3 287.3 315.8 0.15 TRP WND Sounding variables and indices 1000-500 mb thick: 5437.00 m Freezing level: 816.49 mb = 1816.28 m = 5958.87 ft Wetbulb zero: 825.66 mb = 1720.95 m = 5646.08 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 72.35 % Est. max temperature: 16.04 C = 60.88 F Sfc-Lift cond lev (LCL): 1000.82 mb = 146.10 m = 479.33 ft T: 10.22 C 700-500 lapse rate: 6.10 C/km ThetaE index: 3.48 C Layer 741.0- 700.0 mb Conv cond level (CCL): 892.25 mb = 1093.21 m = 3586.61 ft Mean mixing ratio: 6.00 g/kg Conv temperature: 15.35 C = 59.63 F Cap Strength: 7.34 C Lifted Index: 7.83 C Risk: None Lifted Index @700 mb: 4.09 C Showalter Index: 7.57 C Risk: None Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.90 C K Index: 11.90 Risk: None Sweat Index: 23.60 Risk: None Energy Index: 2.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.06 J/kg Max Up Vert Vel: 6.17 m/s Conv Inhibition (B-): 1364.14 J/kg Cap Strength: 7.68 C Lift Cond Lev (LCL): 923.53 mb = 812.09 m = 2664.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 279 at 4 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 1018 4 110 3 -2.8 1.0 | 104 7 -6.8 1.7 1 1000 153 65 2 -1.8 -0.8 | 88 6 -5.8 -0.2 2 925 799 320 1 0.6 -0.8 | 88 3 -3.4 -0.1 3 850 1488 25 2 -0.8 -1.8 | 77 5 -4.9 -1.2 4 700 3034 155 5 -2.1 4.5 | 130 8 -6.1 5.2 5 500 5590 275 10 10.0 -0.9 | 272 6 5.9 -0.2 6 400 7220 310 29 22.2 -18.6 | 315 26 18.2 -18.0 Wind Parameters Mean winds (0-6000m): 249.3 at 5.4 knts Storm direction: 279.3 at 4.1 knts Shear (0-3000m) pos: 1.1 neg: 0.7 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 24.8 deg Storm rel helicity (0-3000m) pos: 14.4 neg: -4.9 tot: 9.5 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.65 Bulk Shear: 7.18 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 61 2 87 6| 0.0 3.7 3.7| 0.0 -4.2 -4.2 -8.4 -0.65| 4.1 -2.7 1000 41 2 84 5| 0.0 2.0 2.0| 0.5 -4.6 -4.1 -4.1 -0.44| 2.9 -1.3 1500 29 2 81 5| 0.5 1.4 1.9| 0.6 -4.9 -4.3 -2.9 -0.39| 2.4 -0.9 2000 38 2 81 5| 0.8 1.0 1.9| 2.3 -4.9 -2.7 -1.3 -0.19| 2.4 -0.4 2500 62 2 87 6| 1.0 0.8 1.8| 7.1 -4.9 2.2 0.9 0.06| 2.5 0.1 3000 101 3 100 7| 1.1 0.7 1.7| 14.4 -4.9 9.5 3.2 0.27| 2.6 0.7 4000 153 3 124 7| 1.0 0.5 1.5| 25.2 -4.9 20.3 5.1 0.45| 2.7 1.2 5000 199 4 151 5| 0.9 0.4 1.3| 36.5 -4.9 31.5 6.3 0.58| 2.8 1.6 6000 249 5 202 3| 1.2 0.3 1.6| 47.9 -4.9 42.9 7.2 0.61| 3.2 1.9 Wrote GIF file: /home/apache/climate/data/raob//LGTS/skewt/LGTS.skewt.20251220.23.gif