UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010700.upa.cvt Date: 0000Z 7 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:0000Z 7 JAN 26 Station: DRRN WMO ident: 61052 Latitude: 13.48 Longitude: 2.17 Elevation: 227.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 110 SFC 986 227 23.0 5.0 31 18.0 12.9 360 2 297.3 298.4 286.6 313.7 5.55 2 968 392 32.6 0.6 13 32.0 14.8 68 11 308.6 309.4 289.2 321.5 4.12 3 954 524 31.8 -1.2 12 33.0 13.9 72 12 309.1 309.8 288.9 320.6 3.67 4 925 802 29.4 -1.6 13 31.0 12.7 85 13 309.4 310.1 289.0 320.9 3.67 5 875 1292 24.8 -2.2 17 27.0 10.6 85 14 309.5 310.2 289.1 321.2 3.71 6 850 1545 22.4 -2.6 19 25.0 9.4 90 14 309.6 310.3 289.1 321.3 3.71 7 716 3001 11.4 -5.6 30 17.0 3.2 69 15 313.1 313.7 290.0 324.3 3.52 8 700 3189 10.2 -6.8 30 17.0 2.2 75 12 313.8 314.4 290.0 324.3 3.28 9 642 3900 5.2 -17.8 17 23.0 -3.2 16 3 316.0 316.2 289.0 320.9 1.47 10 619 4196 3.0 -13.0 30 16.0 -3.4 352 1 316.8 317.2 290.0 324.2 2.27 11 600 4448 2.2 -17.8 21 20.0 -5.1 306 3 318.7 319.0 290.0 324.0 1.57 12 560 5003 0.4 -13.6 34 14.0 -5.3 202 8 322.9 323.4 292.0 330.9 2.39 13 555 5074 0.0 -16.0 29 16.0 -6.1 204 8 323.2 323.6 291.7 330.0 1.98 14 500 5900 -5.9 -23.9 23 18.0 -11.3 220 12 325.8 326.1 291.6 329.8 1.11 15 488 6090 -7.1 -26.1 20 19.0 -12.5 220 12 326.6 326.8 291.7 330.0 0.93 16 463 6499 -10.5 -23.5 34 13.0 -14.3 210 15 327.4 327.6 292.2 331.7 1.24 17 400 7610 -19.1 -35.1 23 16.0 -22.1 180 24 330.2 330.3 292.3 332.0 0.48 18 385 7892 -20.5 -42.5 12 22.0 -23.7 189 20 332.0 332.0 292.5 332.9 0.23 19 301 9657 -33.5 -41.5 44 8.0 -34.4 210 32 337.8 337.9 294.1 339.1 0.33 20 300 9680 -33.5 -41.5 44 8.0 -34.4 210 33 338.2 338.2 294.2 339.5 0.34 21 275 10288 -38.5 -44.5 53 6.0 -39.0 234 40 339.4 339.5 294.4 340.5 0.27 22 250 10940 -43.3 -51.3 41 8.0 -43.7 260 48 341.7 341.7 294.8 342.2 0.14 23 228 11552 -48.1 -57.1 35 9.0 -48.4 264 54 343.5 343.5 295.2 343.8 0.07 24 202 12337 -55.1 -62.3 41 7.2 -55.3 270 62 344.5 344.5 295.4 344.7 0.04 25 200 12400 -55.7 -62.7 41 7.0 -55.8 275 61 344.6 344.6 295.4 344.7 0.04 26 186 12857 -59.9 -65.9 45 6.0 -60.0 266 56 345.0 345.0 295.6 345.1 0.03 27 173 13309 -60.5 257 51 351.2 28 168 13491 -59.9 254 49 355.2 29 150 14190 -64.9 240 42 358.3 30 100 16570 -79.1 225 24 374.9 31 89 17223 -81.3 177 21 383.2 32 88 17286 -81.3 172 21 384.4 33 73 18354 -71.7 115 16 425.9 34 70 18600 -72.5 165 14 429.3 35 63 19216 -75.1 145 17 436.7 36 59 19599 -72.9 132 20 449.9 37 50 20580 -69.3 100 25 480.2 38 40 21924 -64.1 102 27 524.9 39 30 23700 -59.3 95 30 583.0 40 25 24847 -56.5 99 28 622.2 41 20 26260 -56.5 125 28 663.2 42 12 29573 -46.3 81 16 803.7 43 10 30790 -43.7 85 19 856.4 44 9.8 30926 -43.9 860.6 TRP 875 1292 24.8 -2.2 17 27.0 10.6 85 14 309.5 310.2 289.1 321.2 3.71 WND 202 12337 -55.1 -62.3 41 7.2 -55.3 270 62 344.5 344.5 295.4 344.7 0.04 Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 555.00 mb = 5074.32 m = 16647.83 ft Wetbulb zero: 676.46 mb = 3470.27 m = 11385.26 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 23.10 % Est. max temperature: 35.57 C = 96.02 F Sfc-Lift cond lev (LCL): 754.87 mb = 2552.48 m = 8374.18 ft T: 14.79 C 700-500 lapse rate: 5.94 C/km ThetaE index: 0.87 C Layer 954.0- 925.0 mb Conv cond level (CCL): 468.57 mb = 6406.36 m = 21017.97 ft Mean mixing ratio: 3.91 g/kg Conv temperature: 52.73 C = 126.91 F Cap Strength: 10.64 C Lifted Index: 10.28 C Risk: None Lifted Index @300 mb: 13.12 C Lifted Index @700 mb: 5.05 C Showalter Index: 9.78 C Risk: None Total Totals Index: 31.60 C Risk: None Vertical Totals Index: 28.30 C Cross Totals Index: 3.30 C K Index: 8.70 Risk: None Sweat Index: 40.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.82 J/kg Max Up Vert Vel: 7.46 m/s Conv Inhibition (B-): 50279.61 J/kg Cap Strength: 10.65 C Lift Cond Lev (LCL): 602.80 mb = 4410.56 m = 14470.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 121 at 8 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 ---------------------------------------------------------- 0 986 227 360 2 -0.0 -2.0 | 311 9 7.0 -6.1 1 978 305 65 10 -9.1 -4.2 | 14 9 -2.1 -8.3 2 945 610 75 13 -12.6 -3.4 | 37 9 -5.6 -7.5 3 925 802 85 13 -13.0 -1.1 | 49 8 -6.0 -5.3 4 913 914 75 13 -12.6 -3.4 | 37 9 -5.6 -7.5 5 882 1219 85 13 -13.0 -1.1 | 49 8 -6.0 -5.3 6 875 1292 85 14 -13.9 -1.2 | 52 9 -7.0 -5.3 7 850 1545 90 14 -14.0 0.0 | 60 8 -7.0 -4.1 8 822 1829 80 15 -14.8 -2.6 | 49 10 -7.8 -6.7 9 793 2134 80 18 -17.7 -3.1 | 56 13 -10.7 -7.2 10 765 2438 75 21 -20.3 -5.4 | 54 16 -13.3 -9.6 11 738 2743 60 18 -15.6 -9.0 | 33 16 -8.6 -13.1 12 700 3189 75 12 -11.6 -3.1 | 32 9 -4.6 -7.2 13 660 3658 35 4 -2.3 -3.3 | 328 9 4.7 -7.4 14 612 4267 345 1 0.3 -1.0 | 305 9 7.2 -5.1 15 568 4877 200 7 2.4 6.6 | 255 10 9.4 2.5 16 500 5900 220 12 7.7 9.2 | 251 16 14.7 5.1 17 487 6096 220 12 7.7 9.2 | 251 16 14.7 5.1 18 400 7610 180 24 0.0 24.0 | 199 21 7.0 19.9 19 399 7620 185 21 1.8 20.9 | 208 19 8.8 16.8 20 323 9144 210 18 9.0 15.6 | 234 20 16.0 11.5 21 300 9680 210 33 16.5 28.6 | 224 34 23.5 24.5 22 260 10668 250 44 41.3 15.0 | 257 50 48.3 10.9 23 250 10940 260 48 47.3 8.3 | 266 54 54.3 4.2 24 202 12337 270 62 62.0 -0.0 | 273 69 69.0 -4.1 25 200 12400 275 61 60.8 -5.3 | 278 68 67.8 -9.4 26 150 14190 240 42 36.4 21.0 | 249 47 43.4 16.9 27 125 15240 250 38 35.7 13.0 | 258 44 42.7 8.9 28 100 16570 225 24 17.0 17.0 | 242 27 24.0 12.8 29 74 18288 100 17 -16.7 3.0 | 83 10 -9.8 -1.2 30 70 18600 165 14 -3.6 13.5 | 200 10 3.4 9.4 31 50 20580 100 25 -24.6 4.3 | 91 18 -17.6 0.2 32 44 21336 105 26 -25.1 6.7 | 98 18 -18.1 2.6 33 30 23700 95 30 -29.9 2.6 | 86 23 -22.9 -1.5 34 27 24384 90 28 -28.0 0.0 | 79 21 -21.0 -4.1 35 20 26260 125 28 -22.9 16.1 | 127 20 -15.9 11.9 36 17 27432 75 11 -10.6 -2.8 | 28 8 -3.6 -7.0 37 10 30790 85 19 -18.9 -1.7 | 64 13 -11.9 -5.8 Wind Parameters Mean winds (0-6000m): 90.5 at 10.8 knts Storm direction: 120.5 at 8.1 knts Shear (0-3000m) pos: 1.7 neg: 1.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 75.1 deg Storm rel helicity (0-3000m) pos: 42.0 neg: -35.6 tot: 6.4 m^2/s^2 ave: 2.1 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 16.21 Bulk Shear: 1.72 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 72 11 24 8| 13.2 0.0 13.2| 29.4 0.0 29.4 58.9 0.98| 15.2 14.9 1000 76 12 34 8| 6.7 0.0 6.7| 34.2 -3.0 31.1 31.1 0.80| 9.8 7.8 1500 80 13 42 8| 4.5 0.5 5.0| 37.4 -5.3 32.1 21.4 0.70| 7.7 5.4 2000 80 14 45 9| 3.4 1.6 4.9| 41.5 -7.1 34.4 17.2 0.59| 7.1 4.2 2500 78 15 47 10| 2.7 1.7 4.4| 41.5 -32.1 9.4 3.8 0.29| 7.3 2.1 3000 76 15 44 11| 1.7 1.4 3.1| 42.0 -35.6 6.4 2.1 0.21| 7.4 1.6 4000 74 12 32 9| 1.3 1.3 2.6| 42.0 -64.2 -22.2 -5.5 -0.06| 7.2 -0.4 5000 78 11 30 7| 1.0 1.3 2.3| 42.0 -95.2 -53.2 -10.6 -0.20| 7.1 -1.4 6000 91 11 44 6| 0.8 1.2 2.0| 42.6-100.9 -58.3 -9.7 -0.20| 6.4 -1.3 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260107.00.gif