UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042823.upa.cvt Date: 2300Z 28 APR 25 Searching for YBRM... Searching the city database file for: YBRM ... Date:2300Z 28 APR 25 Station: YBRM WMO ident: 94203 Latitude: -17.95 Longitude: 122.23 Elevation: 9.00 ------------------------------------------------------------------------------- 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 1011 9 23.6 13.6 53 10.0 17.2 120 6 295.8 297.6 289.9 323.9 9.72 1 1005 63 22.8 10.8 47 12.0 15.5 120 11 295.5 297.0 288.4 319.0 8.11 2 1000 108 23.4 9.4 41 14.0 15.0 120 15 296.5 297.9 288.1 318.2 7.41 3 968 392 24.6 5.6 29 19.0 13.7 87 35 300.5 301.6 288.1 318.1 5.89 4 957 493 26.6 5.6 26 21.0 14.3 84 34 303.5 304.6 289.2 321.5 5.96 5 947 585 26.2 5.2 26 21.0 14.0 81 32 304.0 305.1 289.3 321.8 5.86 6 925 792 25.2 5.2 28 20.0 13.5 85 26 305.1 306.2 289.8 323.3 6.00 7 904 993 24.4 4.4 27 20.0 12.8 85 23 306.3 307.3 290.0 324.0 5.80 8 850 1527 19.4 3.4 35 16.0 10.3 90 19 306.5 307.5 290.0 324.0 5.75 9 735 2751 7.6 -0.4 57 8.0 3.5 78 13 306.6 307.5 289.4 322.1 5.06 10 700 3151 4.4 -5.6 48 10.0 -0.2 25 8 307.4 308.0 288.3 318.6 3.60 11 699 3163 4.4 -5.6 48 10.0 -0.2 33 8 307.5 308.2 288.3 318.7 3.60 12 696 3198 4.2 -7.8 41 12.0 -1.0 56 8 307.6 308.2 287.8 317.2 3.05 13 691 3256 4.8 -12.2 28 17.0 -2.0 95 9 308.9 309.3 287.4 315.9 2.17 14 688 3292 8.0 -36.0 3 44.0 -3.1 118 9 312.9 312.9 286.6 313.8 0.26 15 680 3389 8.4 -36.6 2 45.0 -3.0 159 10 314.4 314.4 287.2 315.3 0.24 16 587 4588 1.4 -38.6 3 40.0 -7.7 230 10 319.7 319.8 288.9 320.6 0.23 17 533 5363 -0.5 255 12 326.4 18 500 5870 -4.9 -43.9 3 39.0 -12.3 235 13 327.1 327.1 291.0 327.7 0.16 19 493 5980 -5.9 -42.9 4 37.0 -13.0 235 13 327.2 327.2 291.1 327.8 0.18 20 412 7357 -14.1 -50.1 3 36.0 -19.3 251 27 333.8 333.8 292.9 334.2 0.09 21 400 7580 -16.1 -49.1 4 33.0 -20.7 255 31 334.1 334.1 292.9 334.5 0.11 22 343 8717 -25.3 -57.3 3 32.0 -28.1 276 35 336.6 336.6 293.5 336.8 0.05 23 304 9586 -29.3 -61.3 3 32.0 -31.6 300 39 342.8 342.8 295.0 342.9 0.03 24 300 9680 -30.1 -62.1 3 32.0 -32.3 300 43 343.0 343.0 295.1 343.1 0.03 25 277 10242 -35.1 -63.1 4 28.0 -36.6 302 47 343.7 343.7 295.2 343.8 0.03 26 250 10950 -39.3 -65.3 5 26.0 -40.4 305 53 347.6 347.6 296.1 347.7 0.02 27 243 11144 -40.7 -67.7 4 27.0 -41.7 310 55 348.4 348.4 296.3 348.4 0.02 28 200 12440 -51.9 -67.9 13 16.0 -52.2 295 53 350.6 350.6 296.8 350.7 0.02 29 198 12505 -52.5 -68.5 13 16.0 -52.8 296 53 350.6 350.6 296.8 350.7 0.02 30 153 14120 -65.1 -78.1 15 13.0 -65.2 306 47 355.9 355.9 297.9 355.9 0.01 31 150 14240 -66.1 -78.1 17 12.0 -66.2 300 44 356.2 356.2 298.0 356.2 0.01 32 135 14870 -71.9 -79.9 29 8.0 -71.9 294 40 356.8 356.8 298.1 356.9 0.01 33 119 15604 -76.9 -81.7 46 4.8 -76.9 286 36 360.7 360.7 298.8 360.8 0.00 34 116 15750 -77.7 -82.7 44 5.0 -77.7 284 35 361.9 361.9 299.1 361.9 0.00 35 104 16370 -81.3 -86.3 42 5.0 -81.3 295 25 366.5 366.5 299.9 366.5 0.00 36 100 16590 -81.1 -88.1 30 7.0 -81.1 305 22 371.0 371.0 300.8 371.0 0.00 37 70 18620 -77.1 -91.1 9 14.0 -77.1 260 1 419.4 419.4 307.6 419.4 0.00 38 69 18703 -77.1 -91.1 9 14.0 -77.1 254 1 421.2 421.2 307.9 421.2 0.00 39 60 19527 -69.1 -91.1 3 22.0 -69.2 198 4 456.2 456.2 311.4 456.2 0.00 40 54 20160 -69.1 -91.1 3 22.0 -69.2 156 6 470.2 470.2 312.7 470.2 0.00 41 52 20389 -64.5 -90.5 2 26.0 -64.8 141 7 486.0 486.0 313.9 486.0 0.00 42 50 20630 -64.3 -90.3 2 26.0 -64.6 125 8 492.0 492.0 314.4 492.0 0.00 43 44 21417 -62.1 -89.1 2 27.0 -62.6 116 14 515.7 515.7 316.0 515.7 0.00 44 30 23810 -57.7 -87.7 1 30.0 -58.9 90 31 587.3 587.3 320.0 587.4 0.01 45 22 25782 -54.5 -85.5 1 31.0 -56.6 651.4 651.4 322.7 651.4 0.01 TRP 104 16370 -81.3 -86.3 42 5.0 -81.3 295 25 366.5 366.5 299.9 366.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 547.21 mb = 5159.16 m = 16926.16 ft Wetbulb zero: 701.50 mb = 3133.42 m = 10280.11 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 28.79 % Est. max temperature: 34.24 C = 93.64 F Sfc-Lift cond lev (LCL): 872.63 mb = 1299.21 m = 4262.46 ft T: 21.53 C 700-500 lapse rate: 3.42 C/km ThetaE index: 5.78 C Layer 1005.0- 957.0 mb Conv cond level (CCL): 522.56 mb = 5519.93 m = 18109.79 ft Mean mixing ratio: 6.41 g/kg Conv temperature: 54.50 C = 130.09 F Cap Strength: 12.08 C Lifted Index: 11.13 C Risk: None Lifted Index @300 mb: 16.29 C Lifted Index @700 mb: 3.68 C Showalter Index: 9.32 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 8.30 C K Index: 17.70 Risk: < 20 % chance of thunderstorms Sweat Index: 91.80 Risk: None Energy Index: 0.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.83 J/kg Max Up Vert Vel: 9.68 m/s Conv Inhibition (B-): 36246.32 J/kg Cap Strength: 12.04 C Lift Cond Lev (LCL): 733.62 mb = 2766.37 m = 9075.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 140 at 11 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 1011 9 120 6 -5.2 3.0 | 340 6 2.1 -5.8 1 1000 108 120 15 -13.0 7.5 | 77 6 -5.7 -1.3 2 978 305 90 36 -36.0 0.0 | 73 30 -28.7 -8.8 3 944 610 80 32 -31.5 -5.6 | 59 28 -24.2 -14.3 4 925 792 85 26 -25.9 -2.3 | 59 22 -18.6 -11.0 5 912 914 85 24 -23.9 -2.1 | 57 20 -16.6 -10.9 6 881 1219 85 19 -18.9 -1.7 | 48 16 -11.6 -10.4 7 850 1524 95 18 -17.9 1.6 | 56 13 -10.6 -7.2 8 850 1527 90 19 -19.0 0.0 | 53 15 -11.7 -8.8 9 791 2134 90 16 -16.0 0.0 | 45 12 -8.7 -8.8 10 762 2438 95 15 -14.9 1.3 | 46 11 -7.7 -7.5 11 709 3048 60 10 -8.7 -5.0 | 6 14 -1.4 -13.8 12 700 3151 25 8 -3.4 -7.3 | 346 16 3.9 -16.0 13 683 3353 160 10 -3.4 9.4 | 261 4 3.9 0.6 14 657 3658 155 12 -5.1 10.9 | 226 3 2.2 2.1 15 633 3962 180 11 0.0 11.0 | 253 8 7.3 2.2 16 610 4267 205 9 3.8 8.2 | 273 11 11.1 -0.6 17 565 4877 255 10 9.7 2.6 | 290 18 17.0 -6.2 18 524 5486 255 13 12.6 3.4 | 285 21 19.8 -5.4 19 500 5870 235 13 10.6 7.5 | 274 18 17.9 -1.3 20 485 6096 235 14 11.5 8.0 | 272 19 18.8 -0.7 21 467 6401 255 22 21.3 5.7 | 276 29 28.5 -3.1 22 431 7010 245 20 18.1 8.5 | 271 25 25.4 -0.3 23 400 7580 255 31 29.9 8.0 | 271 37 37.2 -0.7 24 366 8230 260 36 35.5 6.3 | 273 43 42.7 -2.5 25 310 9449 300 33 28.6 -16.5 | 305 44 35.9 -25.3 26 300 9680 300 43 37.2 -21.5 | 304 54 44.5 -30.3 27 250 10950 305 53 43.4 -30.4 | 308 64 50.7 -39.2 28 249 10973 315 56 39.6 -39.6 | 316 67 46.9 -48.4 29 227 11582 295 51 46.2 -21.6 | 300 62 53.5 -30.3 30 200 12440 295 53 48.0 -22.4 | 299 64 55.3 -31.2 31 155 14021 310 49 37.5 -31.5 | 312 60 44.8 -40.3 32 150 14240 300 44 38.1 -22.0 | 304 55 45.4 -30.8 33 108 16154 280 32 31.5 -5.6 | 290 41 38.8 -14.3 34 104 16370 295 25 22.7 -10.6 | 303 36 29.9 -19.3 35 100 16590 305 22 18.0 -12.6 | 310 33 25.3 -21.4 36 97 16764 305 22 18.0 -12.6 | 310 33 25.3 -21.4 37 70 18620 260 1 1.0 0.2 | 316 12 8.3 -8.6 38 50 20630 125 8 -6.6 4.6 | 350 4 0.7 -4.2 39 30 23810 90 31 -31.0 0.0 | 70 25 -23.7 -8.8 Wind Parameters Mean winds (0-6000m): 110.2 at 15.2 knts Storm direction: 140.2 at 11.4 knts Shear (0-3000m) pos: 3.1 neg: 4.3 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 27.7 deg Storm rel helicity (0-3000m) pos: 19.6 neg: -129.0 tot: -109.4 m^2/s^2 ave: -36.5 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 12.5 stream: -2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.26 Bulk Shear: 20.76 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 94 26 70 20| 0.0 29.6 29.6| 11.9 -59.8 -47.9 -95.7 0.07| 41.0 2.7 1000 88 27 64 22| 5.6 14.8 20.4| 12.7 -86.1 -73.4 -73.4 -0.02| 26.8 -0.7 1500 88 24 61 20| 5.5 9.9 15.3| 19.3 -94.2 -74.9 -50.0 -0.02| 20.1 -0.5 2000 89 23 59 18| 4.1 7.1 11.3| 19.3-101.6 -82.4 -41.2 -0.05| 16.0 -0.9 2500 89 21 57 17| 3.7 5.7 9.5| 19.6-106.1 -86.5 -34.6 -0.07| 13.5 -1.0 3000 88 20 53 16| 3.1 4.3 7.4| 19.6-129.0-109.4 -36.5 -0.16| 12.5 -2.0 4000 94 17 53 12| 4.4 3.2 7.6| 30.9-146.8-115.9 -29.0 -0.18| 13.3 -2.3 5000 101 16 55 10| 4.0 2.6 6.6| 55.6-148.1 -92.5 -18.5 -0.10| 12.0 -1.2 6000 110 15 63 8| 3.3 1.9 5.2| 55.6-175.5-119.8 -20.0 -0.14| 10.6 -1.4 Wrote GIF file: /home/apache/climate/data/raob//YBRM/skewt/YBRM.skewt.20250428.23.gif