UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for ROIG... Searching the city database file for: ROIG ... Date:1200Z 20 APR 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 1012 7 26.6 22.6 79 4.0 23.7 10 2 298.7 301.9 296.4 349.1 17.31 1 1000 112 25.6 22.0 81 3.6 23.0 350 2 298.8 301.8 296.1 347.9 16.87 2 925 793 21.8 19.0 84 2.8 19.8 310 10 301.6 304.4 295.8 346.1 15.12 3 850 1524 16.8 14.8 88 2.0 15.5 335 17 303.7 306.1 294.6 341.1 12.55 4 813 1904 15.4 13.4 88 2.0 14.1 321 17 306.2 308.4 294.8 342.1 11.97 5 779 2267 15.6 11.3 76 4.3 12.8 308 18 310.1 312.2 295.1 343.3 10.86 6 708 3074 11.2 6.9 75 4.3 8.6 279 19 313.9 315.6 294.7 341.4 8.85 7 700 3169 10.4 6.1 75 4.3 7.8 275 19 314.0 315.6 294.4 340.4 8.47 8 550 5135 -0.7 -3.2 83 2.5 -2.0 264 28 323.3 324.3 294.6 341.2 5.50 9 500 5890 -4.9 -8.0 79 3.1 -6.4 260 31 327.1 327.9 294.6 341.1 4.19 10 471 6358 -8.5 -11.1 81 2.6 -9.6 260 35 328.2 328.9 294.3 340.0 3.48 11 400 7610 -15.9 -18.6 80 2.7 -16.8 260 47 334.3 334.8 294.8 342.1 2.20 12 379 8013 -18.5 -21.3 79 2.8 -19.4 264 46 336.1 336.5 295.0 342.7 1.84 13 307 9546 -28.9 -32.4 72 3.5 -29.6 278 40 342.4 342.6 295.6 345.5 0.82 14 300 9710 -30.3 -33.7 72 3.4 -30.9 280 39 342.7 342.8 295.6 345.5 0.74 15 256 10818 -40.1 -43.7 68 3.6 -40.4 276 36 344.1 344.2 295.6 345.3 0.31 16 250 10980 -41.3 275 35 344.7 17 200 12450 -53.3 275 45 348.4 18 189 12812 -56.3 276 42 349.2 19 172 13409 -57.5 278 37 356.8 20 150 14260 -64.7 280 29 358.6 21 112 16006 -73.1 284 33 374.2 22 100 16660 -78.7 285 35 375.7 23 98 16775 -79.1 285 37 377.1 24 70 18710 -75.3 265 14 423.3 25 67 18963 -76.7 425.6 26 62 19408 -78.1 432.0 27 61 19501 -74.1 443.0 28 52 20446 -68.1 477.6 TRP 98 16775 -79.1 285 37 377.1 WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 559.46 mb = 5010.67 m = 16439.02 ft Wetbulb zero: 580.24 mb = 4698.44 m = 15414.63 ft Precipitable water: 2.30 inches Sfc-500 mean rel hum: 80.60 % Est. max temperature: 31.28 C = 88.31 F Sfc-Lift cond lev (LCL): 955.08 mb = 513.50 m = 1684.70 ft T: 23.36 C 700-500 lapse rate: 5.62 C/km ThetaE index: 8.08 C Layer 1000.0- 813.0 mb Conv cond level (CCL): 884.72 mb = 1177.93 m = 3864.56 ft Mean mixing ratio: 15.97 g/kg Conv temperature: 30.62 C = 87.12 F Cap Strength: 1.81 C Lifted Index: -0.88 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.32 C Lifted Index @700 mb: 0.60 C Showalter Index: 1.47 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 19.70 C K Index: 32.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 242.60 Risk: None Energy Index: -0.04 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 261.20 J/kg Max Up Vert Vel: 22.86 m/s Conv Inhibition (B-): 17.92 J/kg Cap Strength: 1.78 C Lift Cond Lev (LCL): 917.55 mb = 862.87 m = 2830.90 ft Lev Free Conv (LFC): 852.55 mb = 1498.06 m = 4914.83 ft Equ Level (EL): 812.55 mb = 1908.22 m = 6260.50 ft B at Equ Level: 7.77 J/kg Max Parcel Lev (MPL): 782.55 mb = 2228.30 m = 7310.62 ft Wind level data Storm motion: 310 at 15 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 1012 7 10 2 -0.3 -2.0 | 123 14 -11.5 7.5 1 1000 112 350 2 0.3 -2.0 | 125 13 -10.8 7.5 2 925 793 310 10 7.7 -6.4 | 131 5 -3.5 3.0 3 850 1524 335 17 7.2 -15.4 | 33 7 -3.9 -6.0 4 700 3169 275 19 18.9 -1.7 | 225 11 7.8 7.8 5 500 5890 260 31 30.5 5.4 | 233 24 19.4 14.8 6 400 7610 260 47 46.3 8.2 | 243 39 35.2 17.6 7 300 9710 280 39 38.4 -6.8 | 264 27 27.3 2.7 8 250 10980 275 35 34.9 -3.1 | 255 25 23.8 6.4 9 200 12450 275 45 44.8 -3.9 | 261 34 33.7 5.5 10 150 14260 280 29 28.6 -5.0 | 256 18 17.4 4.4 11 100 16660 285 35 33.8 -9.1 | 269 23 22.7 0.4 12 98 16775 285 37 35.7 -9.6 | 270 25 24.6 -0.1 13 70 18710 265 14 13.9 1.2 | 195 11 2.8 10.7 Wind Parameters Mean winds (0-6000m): 280.3 at 19.4 knts Storm direction: 310.3 at 14.6 knts Shear (0-3000m) pos: 1.1 neg: 3.5 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 108.3 deg Storm rel helicity (0-3000m) pos: 3.2 neg: -27.5 tot: -24.2 m^2/s^2 ave: -8.1 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 6.1 stream: -3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.44 Bulk Shear: 40.57 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 ------------------------------------------------------------------------------- 500 335 4 122 11| 0.0 5.5 5.5| 1.3 -4.4 -3.1 -6.2 -0.19| 5.8 -1.1 1000 317 7 125 8| 0.0 5.6 5.6| 3.2 -6.1 -2.9 -2.9 -0.13| 6.3 -0.8 1500 323 9 110 6| 2.2 3.8 5.9| 3.2 -10.3 -7.1 -4.7 -0.31| 6.4 -2.0 2000 324 11 94 5| 1.6 3.6 5.2| 3.2 -15.7 -12.4 -6.2 -0.41| 6.1 -2.5 2500 320 13 87 3| 1.3 3.5 4.8| 3.2 -20.7 -17.4 -7.0 -0.51| 6.1 -3.1 3000 313 14 100 1| 1.1 3.5 4.6| 3.2 -27.5 -24.2 -8.1 -0.53| 6.1 -3.2 4000 299 15 229 3| 0.8 3.3 4.1| 7.5 -30.2 -22.7 -5.7 -0.45| 5.3 -2.4 5000 289 17 233 7| 0.7 3.1 3.8| 10.0 -30.2 -20.2 -4.0 -0.39| 4.8 -1.9 6000 280 19 233 10| 0.5 3.1 3.6| 12.9 -31.4 -18.5 -3.1 -0.34| 4.5 -1.5 Wrote GIF file: /home/apache/climate/data/raob//ROIG/skewt/ROIG.skewt.20250420.12.gif