UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for WM650... Searching the city database file for: WM650 ... Date:1200Z 4 DEC 25 Station: WM650 WMO ident: 48650 Latitude: 2.72 Longitude: 101.70 ------------------------------------------------------------------------------- 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 1008 19 27.6 24.2 82 3.4 25.1 290 2 300.1 303.6 298.0 356.4 19.19 1 1000 89 26.8 23.8 84 3.0 24.6 305 5 300.0 303.4 297.8 355.3 18.88 2 951 532 23.6 19.0 75 4.6 20.4 289 5 301.0 303.7 295.3 344.2 14.70 3 925 775 22.0 17.2 74 4.8 18.7 260 4 301.8 304.3 294.7 341.5 13.47 4 886 1148 19.4 17.8 90 1.6 18.3 12 1 302.9 305.6 295.8 346.2 14.63 5 850 1505 17.4 17.3 99 0.1 17.4 50 3 304.4 307.1 296.3 348.4 14.78 6 796 2065 15.0 13.4 90 1.6 14.0 337 5 307.6 309.9 295.4 344.5 12.23 7 726 2841 11.6 7.3 75 4.3 9.0 22 2 312.1 313.7 294.2 339.5 8.88 8 700 3146 10.2 6.3 77 3.9 7.8 150 2 313.8 315.4 294.4 340.5 8.59 9 562 4934 -0.9 -2.5 89 1.6 -1.7 7 5 321.0 322.1 294.1 339.4 5.67 10 522 5521 -3.5 -7.8 72 4.3 -5.5 42 4 324.7 325.6 293.9 338.3 4.08 11 500 5860 -5.1 -8.4 78 3.3 -6.6 65 5 326.8 327.6 294.4 340.4 4.06 12 495 5939 -5.7 -7.5 87 1.8 -6.5 60 5 327.0 327.9 294.7 341.7 4.40 13 482 6149 -6.9 -11.3 71 4.4 -8.8 51 6 328.0 328.7 294.1 339.4 3.35 14 474 6280 -7.3 -15.3 53 8.0 -10.4 52 6 329.1 329.6 293.7 337.6 2.45 15 441 6841 -10.5 -14.4 73 3.9 -12.1 60 6 331.9 332.5 294.7 341.8 2.84 16 434 6965 -11.3 -12.9 88 1.6 -11.9 62 7 332.5 333.1 295.2 343.7 3.27 17 425 7126 -12.1 -16.2 71 4.1 -13.6 64 7 333.4 333.9 294.8 342.3 2.54 18 420 7217 -12.3 -19.3 56 7.0 -14.7 65 7 334.3 334.7 294.6 341.3 1.98 19 413 7346 -13.1 -23.1 43 10.0 -16.2 67 7 334.9 335.2 294.3 340.1 1.44 20 400 7590 -15.1 -25.1 42 10.0 -17.9 70 7 335.4 335.6 294.3 339.9 1.24 21 375 8074 -17.7 -22.7 65 5.0 -19.2 67 8 338.2 338.5 295.3 344.1 1.65 22 364 8295 -19.5 -27.5 49 8.0 -21.5 66 9 338.7 338.9 295.0 342.7 1.10 23 346 8669 -22.3 -33.3 36 11.0 -24.5 63 10 339.8 339.9 294.9 342.3 0.67 24 329 9036 -24.5 -35.5 35 11.0 -26.5 61 11 341.7 341.8 295.3 343.9 0.56 25 312 9419 -26.9 -32.9 57 6.0 -28.0 96 11 343.6 343.8 295.8 346.5 0.77 26 303 9629 -28.9 -32.2 73 3.3 -29.5 125 11 343.7 343.8 296.0 346.9 0.85 27 300 9700 -29.5 -32.1 78 2.6 -30.0 135 11 343.8 344.0 296.0 347.1 0.86 28 252 10925 -39.1 -42.5 70 3.4 -39.4 126 17 347.1 347.2 296.3 348.6 0.36 29 250 10980 -39.5 -43.0 69 3.5 -39.8 125 17 347.3 347.4 296.4 348.7 0.34 30 200 12460 -52.9 -56.9 62 4.0 -53.0 120 21 349.0 349.0 296.5 349.4 0.09 31 188 12856 -56.5 -60.7 59 4.2 -56.6 122 22 349.4 349.4 296.5 349.7 0.06 32 150 14250 -68.7 -74.7 42 6.0 -68.7 120 23 351.7 351.7 297.0 351.8 0.01 33 105 16318 -82.7 -90.7 24 8.0 -82.7 72 12 362.8 362.8 299.2 362.8 0.00 34 100 16590 -84.1 -92.1 23 8.0 -84.1 75 11 365.2 365.2 299.7 365.2 0.00 35 99 16646 -84.3 -92.3 23 8.0 -84.3 75 11 365.9 365.9 299.8 365.9 0.00 36 94 16932 -85.7 -93.7 22 8.0 -85.7 72 14 368.6 368.6 300.3 368.6 0.00 37 90 17170 -86.9 -94.9 22 8.0 -86.9 70 15 370.8 370.8 300.7 370.8 0.00 38 86 17418 -87.9 -95.9 21 8.0 -87.9 68 17 373.7 373.7 301.2 373.7 0.00 39 70 18560 -80.3 -89.3 21 9.0 -80.3 85 10 412.6 412.6 306.8 412.6 0.00 40 65 18980 -78.9 -87.9 22 9.0 -78.9 424.5 424.5 308.2 424.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 573.19 mb = 4789.25 m = 15712.59 ft Wetbulb zero: 587.11 mb = 4578.23 m = 15020.25 ft Precipitable water: 2.29 inches Sfc-500 mean rel hum: 82.92 % Est. max temperature: 31.57 C = 88.83 F Sfc-Lift cond lev (LCL): 959.94 mb = 449.78 m = 1475.63 ft T: 24.20 C 700-500 lapse rate: 5.64 C/km ThetaE index: 14.89 C Layer 1000.0- 886.0 mb Conv cond level (CCL): 872.78 mb = 1277.60 m = 4191.56 ft Mean mixing ratio: 15.69 g/kg Conv temperature: 30.95 C = 87.70 F Cap Strength: 1.35 C Lifted Index: -1.14 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.42 C Lifted Index @700 mb: 0.40 C Showalter Index: -1.55 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 22.40 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 218.60 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 178.96 J/kg Max Up Vert Vel: 18.92 m/s Conv Inhibition (B-): 46.92 J/kg Cap Strength: 1.35 C Lift Cond Lev (LCL): 904.00 mb = 974.08 m = 3195.75 ft Lev Free Conv (LFC): 669.00 mb = 3514.93 m = 11531.79 ft Equ Level (EL): 329.00 mb = 9036.06 m = 29645.49 ft B at Equ Level: 177.06 J/kg Max Parcel Lev (MPL): 189.00 mb = 12822.41 m = 42067.77 ft Wind level data Storm motion: 42 at 3 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 1008 19 290 2 1.9 -0.7 | 250 4 3.7 1.4 1 1000 89 305 5 4.1 -2.9 | 278 6 6.0 -0.8 2 976 305 315 6 4.2 -4.2 | 290 6 6.1 -2.2 3 943 610 280 4 3.9 -0.7 | 257 6 5.8 1.3 4 925 775 260 4 3.9 0.7 | 245 6 5.8 2.7 5 910 914 250 3 2.8 1.0 | 237 6 4.7 3.1 6 879 1219 50 1 -0.8 -0.6 | 218 2 1.1 1.4 7 850 1505 50 3 -2.3 -1.9 | 105 0 -0.4 0.1 8 818 1829 360 3 -0.0 -3.0 | 297 2 1.9 -1.0 9 789 2134 330 5 2.5 -4.3 | 298 5 4.4 -2.3 10 761 2438 335 4 1.7 -3.6 | 294 4 3.6 -1.6 11 734 2743 345 3 0.8 -2.9 | 288 3 2.6 -0.9 12 708 3048 105 1 -1.0 0.3 | 201 2 0.9 2.3 13 700 3146 150 2 -1.0 1.7 | 193 4 0.9 3.8 14 657 3658 140 3 -1.9 2.3 | 179 4 -0.1 4.3 15 633 3962 55 3 -2.5 -1.7 | 119 1 -0.6 0.3 16 609 4267 45 5 -3.5 -3.5 | 48 2 -1.7 -1.5 17 587 4572 30 4 -2.0 -3.5 | 5 1 -0.1 -1.4 18 565 4877 5 5 -0.4 -5.0 | 334 3 1.4 -2.9 19 524 5486 40 4 -2.6 -3.1 | 35 1 -0.7 -1.0 20 500 5860 65 5 -4.5 -2.1 | 88 3 -2.7 -0.1 21 485 6096 50 6 -4.6 -3.9 | 56 3 -2.7 -1.8 22 400 7590 70 7 -6.6 -2.4 | 86 5 -4.7 -0.4 23 398 7620 70 7 -6.6 -2.4 | 86 5 -4.7 -0.4 24 324 9144 60 11 -9.5 -5.5 | 66 8 -7.7 -3.5 25 300 9700 135 11 -7.8 7.8 | 149 11 -5.9 9.8 26 261 10668 130 18 -13.8 11.6 | 139 18 -11.9 13.6 27 250 10980 125 17 -13.9 9.8 | 134 17 -12.1 11.8 28 208 12192 110 20 -18.8 6.8 | 118 19 -16.9 8.9 29 200 12460 120 21 -18.2 10.5 | 128 21 -16.3 12.5 30 163 13716 125 25 -20.5 14.3 | 131 25 -18.6 16.4 31 150 14250 120 23 -19.9 11.5 | 127 23 -18.1 13.5 32 126 15240 60 14 -12.1 -7.0 | 64 11 -10.3 -5.0 33 100 16590 75 11 -10.6 -2.8 | 85 9 -8.8 -0.8 34 74 18288 60 24 -20.8 -12.0 | 62 21 -18.9 -10.0 35 70 18560 85 10 -10.0 -0.9 | 98 8 -8.1 1.2 Wind Parameters Mean winds (0-6000m): 12.4 at 3.7 knts Storm direction: 42.4 at 2.8 knts Shear (0-3000m) pos: 1.2 neg: 0.7 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): -52.3 deg Storm rel helicity (0-3000m) pos: 6.9 neg: -11.3 tot: -4.4 m^2/s^2 ave: -1.5 10^-3 m/s^2 rel: -0.24 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 55.66 Bulk Shear: 3.22 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 ------------------------------------------------------------------------------- 500 307 5 280 6| 2.7 0.0 2.7| 4.7 -4.1 0.6 1.2 0.16| 7.0 1.1 1000 292 4 266 6| 0.3 0.0 0.3| 6.8 -8.9 -2.2 -2.2 -0.01| 6.5 -0.1 1500 299 4 266 5| 1.5 0.0 1.5| 6.8 -9.7 -3.0 -2.0 -0.15| 6.2 -0.9 2000 317 3 277 4| 1.1 1.1 2.2| 6.9 -10.0 -3.1 -1.6 -0.19| 5.8 -1.1 2500 322 4 282 4| 0.9 0.8 1.7| 6.9 -10.7 -3.8 -1.5 -0.20| 5.1 -1.0 3000 326 3 283 4| 1.2 0.7 1.9| 6.9 -11.3 -4.4 -1.5 -0.24| 5.1 -1.2 4000 334 3 285 3| 1.1 0.8 1.9| 6.9 -14.3 -7.5 -1.9 -0.30| 4.8 -1.4 5000 358 4 306 2| 0.9 1.0 1.8| 7.1 -15.9 -8.8 -1.8 -0.33| 4.4 -1.5 6000 12 4 326 2| 1.0 0.8 1.8| 8.6 -16.6 -8.0 -1.3 -0.25| 4.1 -1.0 Wrote GIF file: /home/apache/climate/data/raob//WM650/skewt/WM650.skewt.20251204.12.gif