UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 2 DEC 25 Station: DA680 WMO ident: 60680 Latitude: 22.78 Longitude: 5.52 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 75 1 925 766 SFC 862 1371 14.4 7.4 63 7.0 10.3 100 12 300.0 301.4 289.4 322.2 7.51 3 850 1492 16.0 4.0 45 12.0 9.3 105 19 302.9 304.0 289.0 321.0 6.00 4 806 1942 14.2 1.2 41 13.0 7.2 132 24 305.6 306.6 289.2 321.5 5.18 5 700 3112 4.4 -1.6 65 6.0 1.4 205 37 307.4 308.3 289.5 322.4 4.86 6 627 3998 -2.9 -3.6 95 0.7 -3.2 218 43 308.8 309.7 289.8 323.4 4.68 7 597 4386 -5.7 -6.0 98 0.3 -5.8 224 46 310.0 310.7 289.6 322.8 4.09 8 583 4572 -6.7 -7.8 92 1.1 -7.2 227 47 310.9 311.6 289.5 322.4 3.65 9 500 5760 -12.7 -13.3 95 0.6 -12.9 245 55 317.6 318.1 290.7 326.6 2.74 10 488 5945 -13.7 -14.3 95 0.6 -13.9 244 57 318.5 319.0 290.9 327.1 2.59 11 400 7430 -22.9 -24.1 90 1.2 -23.2 235 71 325.2 325.5 291.7 330.0 1.36 12 356 8273 -28.7 -29.4 94 0.7 -28.8 243 82 328.5 328.6 292.2 331.8 0.94 13 343 8539 -29.1 -31.5 80 2.4 -29.5 246 85 331.4 331.6 292.9 334.4 0.80 14 300 9480 -36.9 -41.9 60 5.0 -37.4 255 97 333.4 333.4 293.0 334.6 0.32 15 277 10025 -41.7 -48.7 47 7.0 -42.2 255 97 334.1 334.2 293.0 334.8 0.17 16 250 10710 -47.3 -57.3 31 10.0 -47.7 255 96 335.7 335.8 293.3 336.0 0.07 17 248 10763 -47.7 -57.7 31 10.0 -48.0 255 96 335.9 335.9 293.4 336.2 0.06 18 200 12150 -59.9 -65.9 45 6.0 -60.0 250 97 337.9 337.9 293.8 338.0 0.03 19 193 12370 -61.9 -66.9 51 5.0 -62.0 254 103 338.2 338.2 293.9 338.3 0.02 20 183 12697 -62.7 -68.7 44 6.1 -62.7 260 112 342.1 342.1 294.8 342.2 0.02 21 150 13910 -65.5 -75.5 24 10.0 -65.6 255 91 357.2 357.2 298.1 357.3 0.01 22 140 14327 -68.5 -77.5 26 9.0 -68.5 255 88 359.1 359.1 298.5 359.1 0.01 23 128 14863 -69.5 -78.5 26 9.0 -69.5 255 85 366.6 366.6 299.9 366.7 0.01 24 100 16330 -71.1 -80.1 25 9.0 -71.2 240 80 390.4 390.4 303.9 390.4 0.01 25 94 16698 -69.7 -79.7 22 10.0 -69.8 240 73 400.1 400.1 305.2 400.1 0.01 26 90 16960 -65.3 -78.3 15 13.0 -65.4 240 68 413.8 413.8 307.0 413.9 0.01 27 79 17748 -68.5 -78.5 22 10.0 -68.6 240 52 423.0 423.0 308.0 423.0 0.01 28 75 18061 -65.7 -76.7 20 11.0 -65.8 240 46 435.2 435.2 309.4 435.2 0.01 29 70 18480 -66.3 -76.3 23 10.0 -66.4 240 38 442.5 442.5 310.1 442.6 0.02 30 66 18839 -63.3 -74.3 21 11.0 -63.6 249 32 456.6 456.6 311.5 456.7 0.02 31 54 20062 -66.3 -75.3 27 9.0 -66.5 279 12 476.6 476.6 313.2 476.8 0.03 32 50 20530 -64.7 -73.7 28 9.0 -65.0 290 4 491.0 491.0 314.3 491.2 0.04 33 37 22386 -60.5 -69.5 30 9.0 -61.0 190 12 546.0 546.0 317.9 546.6 0.09 34 34 22911 -61.9 -70.9 29 9.0 -62.4 162 15 555.6 555.7 318.4 556.2 0.08 35 34 22911 -58.9 -68.9 26 10.0 -59.6 162 15 563.5 563.6 318.9 564.3 0.11 36 30 23700 -56.7 -66.7 27 10.0 -57.7 120 18 590.1 590.1 320.2 591.3 0.16 37 27 24369 -56.1 -65.1 31 9.0 -57.2 609.8 609.9 321.1 611.5 0.22 38 26 24609 -55.7 -68.7 18 13.0 -57.1 617.6 617.6 321.5 618.6 0.14 39 26 24609 -55.7 -71.7 12 16.0 -57.2 617.6 617.6 321.4 618.3 0.09 TRP 128 14863 -69.5 -78.5 26 9.0 -69.5 255 85 366.6 366.6 299.9 366.7 0.01 WND 183 12697 -62.7 -68.7 44 6.1 -62.7 260 112 342.1 342.1 294.8 342.2 0.02 Sounding variables and indices 1000-500 mb thick: 5685.00 m Freezing level: 656.00 mb = 3646.25 m = 11962.62 ft Wetbulb zero: 677.65 mb = 3373.13 m = 11066.55 ft Precipitable water: 0.78 inches Sfc-500 mean rel hum: 74.66 % Est. max temperature: 21.25 C = 70.24 F Sfc-Lift cond lev (LCL): 775.85 mb = 2258.48 m = 7409.63 ft T: 11.55 C 700-500 lapse rate: 6.46 C/km ThetaE index: 1.24 C Layer 850.0- 806.0 mb Conv cond level (CCL): 644.75 mb = 3773.69 m = 12380.72 ft Mean mixing ratio: 5.51 g/kg Conv temperature: 22.51 C = 72.52 F Cap Strength: 2.73 C Lifted Index: 2.87 C Risk: None Lifted Index @300 mb: 8.96 C Lifted Index @700 mb: 2.37 C Showalter Index: 3.16 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 16.70 C K Index: 26.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 141.00 Risk: None Energy Index: 1.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.76 J/kg Max Up Vert Vel: 6.29 m/s Conv Inhibition (B-): 30040.14 J/kg Cap Strength: 2.73 C Lift Cond Lev (LCL): 679.03 mb = 3356.84 m = 11013.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 at 34 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 ---------------------------------------------------------- 0 862 1371 100 12 -11.8 2.1 | 83 45 -45.2 -5.2 1 850 1492 105 19 -18.4 4.9 | 87 52 -51.7 -2.4 2 700 3112 205 37 15.6 33.5 | 146 32 -17.7 26.2 3 500 5760 245 55 49.8 23.2 | 226 23 16.5 16.0 4 400 7430 235 71 58.2 40.7 | 217 42 24.8 33.4 5 300 9480 255 97 93.7 25.1 | 254 63 60.3 17.8 6 250 10710 255 96 92.7 24.8 | 254 62 59.3 17.6 7 200 12150 250 97 91.2 33.2 | 246 63 57.8 25.9 8 183 12697 260 112 110.3 19.4 | 261 78 76.9 12.2 9 150 13910 255 91 87.9 23.6 | 253 57 54.5 16.3 10 128 14863 255 85 82.1 22.0 | 253 51 48.7 14.7 11 100 16330 240 80 69.3 40.0 | 228 49 35.9 32.7 12 70 18480 240 38 32.9 19.0 | 178 12 -0.5 11.7 13 50 20530 290 4 3.8 -1.4 | 74 31 -29.6 -8.7 14 30 23700 120 18 -15.6 9.0 | 92 49 -49.0 1.7 Wind Parameters Mean winds (0-6000m): 227.7 at 45.6 knts Storm direction: 257.7 at 34.2 knts Shear (0-3000m) pos: 9.1 neg: 0.0 tot: 9.1 10-3/s Storm rel Dir Shear (0-3000m): 92.7 deg Storm rel helicity (0-3000m) pos: 716.0 neg: 0.0 tot: 716.0 m^2/s^2 ave: 238.7 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 12.9 stream: 11.0 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.05 Bulk Shear: 417.75 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 ------------------------------------------------------------------------------- 500 115 20 91 51| 14.3 0.0 14.3|174.5 0.0 174.5 349.0 0.78| 16.9 13.3 1000 135 23 100 50| 12.8 0.0 12.8|365.7 0.0 365.7 365.7 0.87| 16.2 14.0 1500 159 26 112 46| 12.5 0.0 12.5|537.1 0.0 537.1 358.1 0.86| 16.9 14.5 2000 180 28 122 39| 11.4 0.0 11.4|627.0 0.0 627.0 313.5 0.84| 16.0 13.4 2500 191 31 130 36| 10.0 0.0 10.0|671.7 0.0 671.7 268.7 0.85| 14.1 12.0 3000 199 33 137 33| 9.1 0.0 9.1|716.0 0.0 716.0 238.7 0.86| 12.9 11.0 4000 213 37 151 27| 8.0 0.0 8.0|805.8 0.0 805.8 201.5 0.88| 11.5 10.1 5000 223 41 167 23| 6.8 0.6 7.4|842.4 -11.0 831.4 166.3 0.81| 10.6 8.6 6000 228 46 181 23| 5.7 1.5 7.2|842.4 -43.2 799.2 133.2 0.70| 9.8 6.8 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20251202.00.gif