UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for ROIG... Searching the city database file for: ROIG ... Date:0000Z 21 DEC 25 Station: ROIG WMO ident: 47918 Latitude: 24.33 Longitude: 124.17 Elevation: 7.00 ------------------------------------------------------------------------------- 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 7 21.6 19.3 87 2.3 20.1 350 9 293.2 295.7 292.5 333.0 13.97 1 1000 159 21.4 18.3 83 3.1 19.3 30 16 294.5 296.9 292.4 332.7 13.35 2 949 611 18.2 16.4 89 1.8 17.0 30 17 295.7 298.0 292.2 331.6 12.46 3 925 830 16.6 14.8 89 1.8 15.4 30 17 296.3 298.4 291.6 329.5 11.52 4 850 1545 11.6 11.4 99 0.2 11.5 35 8 298.3 300.1 291.0 327.5 10.01 5 820 1845 10.2 9.8 97 0.4 10.0 19 9 299.9 301.6 290.9 327.3 9.32 6 793 2123 9.6 7.3 86 2.3 8.2 5 11 302.1 303.6 290.6 326.3 8.12 7 756 2518 7.0 5.4 90 1.6 6.1 344 13 303.5 304.9 290.5 325.8 7.46 8 700 3147 3.4 0.2 80 3.2 1.7 310 16 306.2 307.3 289.8 323.2 5.55 9 690 3263 2.6 1.0 89 1.6 1.8 308 17 306.6 307.7 290.2 324.9 5.97 10 633 3954 -0.3 -3.4 80 3.1 -1.8 295 23 311.0 311.9 290.5 325.7 4.70 11 621 4107 1.0 -13.0 34 14.0 -4.5 292 25 314.2 314.6 289.2 321.6 2.26 12 591 4503 -1.1 -46.1 2 45.0 -9.4 285 29 316.2 316.2 287.6 316.6 0.10 13 500 5810 -10.3 -57.3 1 47.0 -16.0 260 41 320.5 320.5 288.9 320.6 0.03 14 456 6516 -13.7 -54.7 2 41.0 -18.7 248 48 324.8 324.8 290.3 325.0 0.05 15 442 6753 -15.9 -36.9 15 21.0 -19.7 243 50 324.9 325.0 290.6 326.3 0.37 16 428 6995 -18.1 -39.1 14 21.0 -21.5 239 53 325.1 325.2 290.6 326.2 0.30 17 416 7208 -18.7 -61.7 1 43.0 -22.6 235 55 327.0 327.0 290.9 327.1 0.02 18 400 7500 -19.7 -49.7 5 30.0 -23.3 230 58 329.4 329.4 291.6 329.8 0.10 19 390 7687 -20.1 -53.1 4 33.0 -23.7 230 60 331.3 331.3 292.2 331.5 0.07 20 300 9580 -32.5 -72.5 1 40.0 -34.3 230 84 339.6 339.6 294.2 339.6 0.01 21 294 9722 -33.3 -71.3 1 38.0 -35.0 340.4 340.4 294.4 340.4 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5651.00 m Freezing level: 638.90 mb = 3882.81 m = 12738.72 ft Freezing level: 630.23 mb = 3989.62 m = 13089.14 ft Freezing level: 606.71 mb = 4295.54 m = 14092.80 ft Wetbulb zero: 661.65 mb = 3599.43 m = 11809.00 ft Precipitable water: 1.44 inches Sfc-500 mean rel hum: 62.16 % Est. max temperature: 26.18 C = 79.12 F Sfc-Lift cond lev (LCL): 984.51 mb = 293.77 m = 963.78 ft T: 20.45 C 700-500 lapse rate: 5.14 C/km ThetaE index: 9.78 C Layer 1000.0- 690.0 mb Conv cond level (CCL): 918.85 mb = 886.43 m = 2908.21 ft Mean mixing ratio: 12.70 g/kg Conv temperature: 24.81 C = 76.66 F Cap Strength: 1.37 C Lifted Index: 0.11 C Risk: Showers probable Lifted Index @300 mb: 6.68 C Lifted Index @700 mb: -1.54 C Showalter Index: 2.16 C Risk: Showers probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.70 C K Index: 30.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 193.80 Risk: None Energy Index: -1.29 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 118.41 J/kg Max Up Vert Vel: 15.39 m/s Conv Inhibition (B-): 6.80 J/kg Cap Strength: 1.37 C Lift Cond Lev (LCL): 935.47 mb = 733.72 m = 2407.18 ft Lev Free Conv (LFC): 900.47 mb = 1057.31 m = 3468.84 ft Equ Level (EL): 620.47 mb = 4114.19 m = 13497.84 ft B at Equ Level: 114.54 J/kg Max Parcel Lev (MPL): 400.47 mb = 7491.34 m = 24577.58 ft Wind level data Storm motion: 324 at 16 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 7 350 9 1.6 -8.9 | 117 9 -7.7 3.9 1 1000 159 30 16 -8.0 -13.9 | 87 17 -17.2 -1.0 2 925 830 30 17 -8.5 -14.7 | 84 18 -17.7 -1.9 3 850 1545 35 8 -4.6 -6.6 | 114 15 -13.8 6.3 4 700 3147 310 16 12.3 -10.3 | 230 4 3.0 2.5 5 500 5810 260 41 40.4 7.1 | 237 37 31.1 19.9 6 400 7500 230 58 44.4 37.3 | 215 61 35.2 50.1 7 300 9580 230 84 64.3 54.0 | 220 87 55.1 66.8 Wind Parameters Mean winds (0-6000m): 294.2 at 21.1 knts Storm direction: 324.2 at 15.8 knts Shear (0-3000m) pos: 1.1 neg: 2.7 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 98.3 deg Storm rel helicity (0-3000m) pos: 36.7 neg: -31.2 tot: 5.5 m^2/s^2 ave: 1.8 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 0.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.28 Bulk Shear: 92.31 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 27 15 88 16| 11.6 0.0 11.6| 0.0 -18.6 -18.6 -37.1 -0.55| 12.0 -6.6 1000 28 16 86 17| 5.1 0.0 5.1| 9.3 -20.3 -11.0 -11.0 -0.33| 7.4 -2.4 1500 29 14 91 16| 2.3 0.0 2.3| 35.0 -20.3 14.7 9.8 0.06| 7.1 0.5 2000 28 13 95 15| 1.7 1.1 2.8| 35.3 -27.8 7.5 3.7 -0.03| 6.5 -0.2 2500 22 13 94 14| 1.4 2.0 3.4| 35.3 -31.2 4.1 1.6 -0.07| 6.4 -0.4 3000 11 13 90 12| 1.1 2.7 3.8| 36.7 -31.2 5.5 1.8 0.04| 6.5 0.2 4000 347 15 78 6| 0.9 3.5 4.3| 41.3 -31.3 10.1 2.5 0.09| 6.4 0.6 5000 319 17 281 2| 0.7 3.9 4.6| 41.3 -48.7 -7.4 -1.5 0.02| 6.5 0.2 6000 294 21 247 11| 0.6 4.3 4.8| 41.3-113.5 -72.2 -12.0 -0.07| 6.8 -0.5 Wrote GIF file: /home/apache/climate/data/raob//ROIG/skewt/ROIG.skewt.20251221.00.gif