UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for ROIG... Searching the city database file for: ROIG ... Date:1200Z 28 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 1016 7 19.2 18.2 94 1.0 18.5 60 9 291.0 293.3 291.1 327.8 13.05 1 1000 142 19.2 18.1 93 1.1 18.5 75 14 292.4 294.7 291.6 329.7 13.18 2 978 334 18.6 17.0 90 1.6 17.5 89 15 293.6 295.9 291.6 329.4 12.56 3 925 810 15.4 14.8 96 0.6 15.0 125 17 295.1 297.1 291.2 328.1 11.52 4 850 1522 11.4 11.0 97 0.4 11.2 185 10 298.1 299.9 290.7 326.5 9.74 5 717 2934 4.4 2.4 87 2.0 3.3 216 25 305.3 306.4 290.1 324.5 6.36 6 700 3130 4.0 0.0 75 4.0 2.0 220 27 306.9 307.9 289.9 323.7 5.47 7 680 3364 2.6 -1.5 74 4.1 0.5 222 30 307.9 308.9 289.8 323.5 5.04 8 632 3951 -1.3 -6.3 69 5.0 -3.6 228 38 310.0 310.7 289.3 321.9 3.78 9 608 4258 -3.1 -7.4 72 4.3 -5.0 230 42 311.3 312.0 289.6 322.8 3.61 10 589 4508 -3.9 -11.9 54 8.0 -7.0 233 46 313.3 313.8 289.3 321.7 2.61 11 582 4602 -4.1 -14.1 46 10.0 -7.8 234 47 314.1 314.5 289.2 321.3 2.21 12 563 4864 -2.7 -23.7 18 21.0 -9.0 236 51 318.7 318.9 289.4 322.2 1.00 13 500 5790 -10.5 -31.5 16 21.0 -15.2 245 64 320.2 320.3 289.4 322.2 0.55 14 408 7324 -20.5 -43.5 11 23.0 -23.7 259 85 326.5 326.5 290.9 327.3 0.20 15 400 7470 -20.5 -45.5 9 25.0 -23.8 260 87 328.3 328.4 291.4 329.0 0.16 16 331 8851 -28.5 -58.5 4 30.0 -30.7 263 101 335.6 335.6 293.3 335.8 0.04 17 321 9072 -25.9 -60.9 2 35.0 -28.7 264 104 342.2 342.2 294.9 342.3 0.03 18 300 9560 -28.9 -64.9 2 36.0 -31.3 265 109 344.6 344.7 295.4 344.7 0.02 19 250 10840 -37.3 -73.3 1 36.0 -38.7 270 111 350.6 350.6 296.8 350.6 0.01 20 240 11120 -40.1 -73.1 2 33.0 -41.2 270 113 350.5 350.5 296.7 350.6 0.01 21 220 11709 -44.1 -73.1 3 29.0 -44.9 270 117 353.2 353.2 297.3 353.2 0.01 22 219 11739 -44.3 270 117 353.3 23 200 12340 -49.7 270 115 354.1 24 150 14150 -64.9 260 103 358.3 25 118 15583 -72.9 275 83 369.0 26 100 16540 -77.7 285 70 377.6 27 95 16832 -78.9 290 62 380.8 28 75 18174 -79.1 278 30 407.0 29 70 18570 -75.1 275 21 423.7 30 67 18824 -74.7 429.9 31 63 19183 -73.3 440.6 32 58 19672 -69.9 458.9 TRP 95 16832 -78.9 290 62 380.8 WND 220 11709 -44.1 -73.1 3 29.0 -44.9 270 117 353.2 353.2 297.3 353.2 0.01 Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 648.00 mb = 3755.37 m = 12320.62 ft Wetbulb zero: 673.60 mb = 3440.22 m = 11286.69 ft Precipitable water: 1.47 inches Sfc-500 mean rel hum: 70.99 % Est. max temperature: 25.63 C = 78.13 F Sfc-Lift cond lev (LCL): 1001.41 mb = 130.05 m = 426.68 ft T: 19.20 C 700-500 lapse rate: 5.45 C/km ThetaE index: 7.84 C Layer 978.0- 608.0 mb Conv cond level (CCL): 934.94 mb = 718.61 m = 2357.63 ft Mean mixing ratio: 12.32 g/kg Conv temperature: 22.97 C = 73.35 F Cap Strength: 3.20 C Lifted Index: 1.26 C Risk: Showers probable Lifted Index @300 mb: 12.10 C Lifted Index @700 mb: 0.05 C Showalter Index: 2.49 C Risk: Showers probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.50 C K Index: 28.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 216.00 Risk: None Energy Index: -0.81 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 70.22 J/kg Max Up Vert Vel: 11.85 m/s Conv Inhibition (B-): 5.69 J/kg Cap Strength: 3.12 C Lift Cond Lev (LCL): 949.81 mb = 583.61 m = 1914.71 ft Lev Free Conv (LFC): 904.81 mb = 995.79 m = 3266.98 ft Equ Level (EL): 694.81 mb = 3190.14 m = 10466.21 ft B at Equ Level: 49.38 J/kg Max Parcel Lev (MPL): 524.81 mb = 5412.20 m = 17756.35 ft Wind level data Storm motion: 258 at 24 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 1016 7 60 9 -7.8 -4.5 | 73 32 -30.9 -9.3 1 1000 142 75 14 -13.5 -3.6 | 77 38 -36.6 -8.4 2 925 810 125 17 -13.9 9.8 | 98 37 -37.0 4.9 3 850 1522 185 10 0.9 10.0 | 103 23 -22.2 5.1 4 700 3130 220 27 17.4 20.7 | 160 17 -5.8 15.9 5 500 5790 245 64 58.0 27.0 | 238 41 34.9 22.2 6 400 7470 260 87 85.7 15.1 | 261 63 62.6 10.3 7 300 9560 265 109 108.6 9.5 | 267 86 85.5 4.7 8 250 10840 270 111 111.0 -0.0 | 273 88 87.9 -4.8 9 220 11709 270 117 117.0 -0.0 | 273 94 93.9 -4.8 10 200 12340 270 115 115.0 -0.0 | 273 92 91.9 -4.8 11 150 14150 260 103 101.4 17.9 | 261 79 78.3 13.1 12 100 16540 285 70 67.6 -18.1 | 297 50 44.5 -22.9 13 95 16832 290 62 58.3 -21.2 | 307 44 35.1 -26.0 14 70 18570 275 21 20.9 -1.8 | 18 7 -2.2 -6.7 Wind Parameters Mean winds (0-6000m): 228.2 at 31.5 knts Storm direction: 258.2 at 23.6 knts Shear (0-3000m) pos: 5.9 neg: 0.0 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 81.0 deg Storm rel helicity (0-3000m) pos: 293.8 neg: -5.0 tot: 288.8 m^2/s^2 ave: 96.3 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 6.4 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 0.28 Bulk Shear: 249.79 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 85 14 81 37| 11.1 0.0 11.1| 93.8 0.0 93.8 187.6 0.74| 13.2 9.8 1000 106 15 89 38| 8.4 0.0 8.4|185.5 0.0 185.5 185.5 0.77| 12.6 9.7 1500 119 14 93 36| 5.8 0.0 5.8|198.5 -5.0 193.6 129.0 0.56| 12.0 6.7 2000 135 14 99 33| 5.8 0.0 5.8|229.8 -5.0 224.9 112.4 0.62| 10.4 6.4 2500 155 15 106 30| 5.8 0.0 5.8|262.0 -5.0 257.1 102.8 0.66| 9.6 6.4 3000 175 16 114 27| 5.9 0.0 5.9|293.8 -5.0 288.8 96.3 0.70| 9.2 6.4 4000 200 20 130 21| 6.2 0.0 6.2|361.8 -5.0 356.8 89.2 0.75| 8.8 6.6 5000 216 25 152 18| 6.4 0.0 6.4|449.2 -5.0 444.2 88.8 0.75| 8.7 6.5 6000 228 31 181 16| 6.5 0.0 6.5|569.6 -5.0 564.6 94.1 0.74| 8.7 6.5 Wrote GIF file: /home/apache/climate/data/raob//ROIG/skewt/ROIG.skewt.20251228.12.gif