UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050512.upa.cvt Date: 1200Z 5 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 5 MAY 25 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 84 SFC 984 227 38.6 18.6 31 20.0 24.2 270 8 313.2 315.8 297.9 355.9 13.83 2 981 255 36.2 15.2 29 21.0 21.7 293 5 311.1 313.2 295.6 345.2 11.13 3 972 340 35.4 15.4 30 20.0 21.6 332 1 311.1 313.2 295.7 346.0 11.39 4 925 793 31.0 15.0 38 16.0 20.0 275 1 311.0 313.2 295.9 346.7 11.67 5 850 1542 24.0 13.0 50 11.0 16.6 160 6 311.3 313.4 295.6 345.5 11.14 6 849 1552 23.8 12.8 50 11.0 16.4 160 6 311.2 313.3 295.5 344.9 11.01 7 833 1718 22.0 13.0 57 9.0 16.0 166 10 311.0 313.1 295.7 345.8 11.37 8 700 3200 11.2 -4.8 32 16.0 3.2 15 10 314.9 315.6 290.9 327.1 3.82 9 675 3502 9.6 -8.4 27 18.0 1.3 28 12 316.4 317.0 290.6 326.2 3.00 10 642 3916 6.8 -8.2 33 15.0 -0.1 53 13 317.8 318.4 291.2 328.3 3.21 11 626 4123 6.2 -9.8 31 16.0 -1.0 68 12 319.4 320.0 291.4 329.0 2.90 12 622 4176 6.4 -11.6 26 18.0 -1.4 72 12 320.2 320.7 291.3 328.6 2.53 13 607 4376 5.6 -16.4 19 22.0 -3.0 83 12 321.5 321.9 291.0 327.5 1.75 14 600 4470 5.0 -16.0 20 21.0 -3.3 86 12 321.9 322.3 291.2 328.1 1.83 15 554 5115 0.0 -15.0 31 15.0 -5.9 79 11 323.4 323.8 291.9 330.7 2.15 16 551 5159 -0.3 -14.3 34 14.0 -5.9 75 11 323.6 324.0 292.1 331.3 2.29 17 504 5867 -3.9 -26.9 15 23.0 -10.6 6 5 327.5 327.7 291.9 330.6 0.84 18 500 5930 -4.5 -25.5 18 21.0 -10.8 360 5 327.6 327.7 292.0 331.0 0.96 19 400 7640 -17.3 -30.3 31 13.0 -20.3 220 6 332.5 332.7 293.2 335.3 0.77 20 386 7906 -19.5 -30.5 37 11.0 -21.9 233 8 333.0 333.2 293.3 335.9 0.78 21 369 8240 -21.1 -34.1 30 13.0 -23.6 249 10 335.2 335.3 293.7 337.4 0.58 22 349 8650 -23.5 -29.5 58 6.0 -24.8 270 13 337.4 337.5 294.6 340.9 0.95 23 308 9553 -30.1 -42.1 30 12.0 -31.6 275 16 340.4 340.4 294.7 341.6 0.31 24 300 9740 -31.7 -42.7 33 11.0 -33.0 265 16 340.7 340.8 294.8 341.9 0.30 25 277 10298 -36.1 -43.1 48 7.0 -36.8 238 16 342.2 342.3 295.1 343.4 0.31 26 250 11000 -41.9 -50.9 37 9.0 -42.5 200 16 343.8 343.8 295.4 344.4 0.14 27 200 12470 -53.5 -68.5 14 15.0 -53.8 265 20 348.0 348.0 296.2 348.1 0.02 28 193 12699 -55.7 -70.7 14 15.0 -55.9 243 18 348.1 348.1 296.2 348.2 0.01 29 150 14270 -65.9 -76.9 20 11.0 -66.0 90 2 356.6 356.6 298.0 356.6 0.01 30 115 15825 -79.1 -86.1 31 7.0 -79.1 287 10 360.2 360.2 298.7 360.2 0.00 31 109 16126 -81.3 -89.3 25 8.0 -81.3 275 13 361.6 361.6 299.0 361.6 0.00 32 107 16230 -81.3 -89.3 25 8.0 -81.3 271 14 363.5 363.5 299.4 363.5 0.00 33 105 16336 -80.9 -88.9 25 8.0 -80.9 266 15 366.3 366.3 299.9 366.3 0.00 34 102 16498 -80.3 -87.3 30 7.0 -80.3 260 17 370.5 370.5 300.7 370.5 0.00 35 100 16610 -79.9 -87.9 25 8.0 -79.9 255 18 373.4 373.4 301.1 373.4 0.00 36 98 16724 -79.9 -86.9 30 7.0 -79.9 244 17 375.5 375.5 301.5 375.5 0.00 37 91 17140 -82.1 -90.1 24 8.0 -82.1 204 15 379.2 379.2 302.1 379.2 0.00 38 90 17201 -82.1 -90.1 24 8.0 -82.1 198 14 380.4 380.4 302.3 380.4 0.00 39 81 17790 -81.7 -88.7 29 7.0 -81.7 142 11 392.9 392.9 304.2 392.9 0.00 40 80 17859 -81.7 -88.7 29 7.0 -81.7 135 11 394.2 394.3 304.4 394.3 0.00 41 70 18620 -74.7 -83.7 23 9.0 -74.7 160 10 424.6 424.6 308.2 424.6 0.01 42 66 18962 -72.7 -82.7 21 10.0 -72.8 175 9 436.1 436.1 309.5 436.2 0.01 43 50 20610 -66.5 -83.5 7 17.0 -66.7 245 5 486.8 486.8 314.0 486.8 0.01 44 42 21679 -60.5 -84.5 3 24.0 -61.2 203 15 526.5 526.5 316.7 526.6 0.01 45 39 22142 -58.9 -82.9 3 24.0 -59.7 175 15 541.8 541.9 317.6 541.9 0.01 46 34 23001 -59.5 -82.5 4 23.0 -60.3 123 15 562.0 562.0 318.8 562.0 0.01 47 32 23382 -57.5 -81.5 3 24.0 -58.6 100 15 577.1 577.1 319.5 577.2 0.02 48 30 23790 -56.3 -80.3 3 24.0 -57.6 75 15 591.2 591.2 320.2 591.3 0.02 49 29 24006 -56.1 -80.1 3 24.0 -57.5 77 15 597.5 597.5 320.5 597.6 0.02 50 28 24229 -55.7 -79.7 3 24.0 -57.2 79 15 604.6 604.6 320.8 604.8 0.02 51 21 26083 -51.3 -75.3 4 24.0 -54.2 80 34 669.7 669.8 323.4 670.3 0.07 52 20 26400 -51.7 -75.7 4 24.0 -54.6 80 37 677.9 678.0 323.7 678.5 0.07 53 17 27462 -47.7 -72.7 4 25.0 -52.2 65 41 723.0 723.1 325.2 724.1 0.12 54 14 28748 -45.7 -69.7 5 24.0 -51.5 76 47 771.1 771.2 326.5 773.3 0.23 55 12 29770 -47.3 -70.3 5 23.0 -52.9 85 51 800.2 800.3 327.3 802.6 0.24 56 12 29770 -47.5 -70.5 5 23.0 -53.1 85 51 799.4 799.6 327.3 801.8 0.24 57 10 30990 -41.5 -66.5 5 25.0 -50.4 95 56 864.6 864.9 328.8 870.0 0.50 58 9.5 31341 -37.9 -64.9 4 27.0 -48.9 891.0 891.4 329.4 898.3 0.65 59 9.0 31715 -35.9 -62.9 5 27.0 -48.1 912.6 913.1 329.8 922.9 0.90 60 8.7 31949 -38.1 -64.1 5 26.0 -49.3 913.0 913.4 329.8 922.1 0.79 TRP 849 1552 23.8 12.8 50 11.0 16.4 160 6 311.2 313.3 295.5 344.9 11.01 WND Sounding variables and indices 1000-500 mb thick: 5846.00 m Freezing level: 554.00 mb = 5115.03 m = 16781.41 ft Wetbulb zero: 644.29 mb = 3886.78 m = 12751.73 ft Precipitable water: 1.34 inches Sfc-500 mean rel hum: 34.67 % Est. max temperature: 36.42 C = 97.55 F Sfc-Lift cond lev (LCL): 739.36 mb = 2733.94 m = 8969.51 ft T: 14.60 C 700-500 lapse rate: 5.75 C/km ThetaE index: 19.66 C Layer 700.0- 642.0 mb Conv cond level (CCL): 685.16 mb = 3378.26 m = 11083.41 ft Mean mixing ratio: 11.53 g/kg Conv temperature: 41.17 C = 106.10 F Cap Strength: 2.62 C Lifted Index: -0.24 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.37 C Lifted Index @700 mb: 1.60 C Showalter Index: 0.11 C Risk: Thunderstorms probable Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.50 C Cross Totals Index: 17.50 C K Index: 25.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 173.00 Risk: None Energy Index: -2.71 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 319.79 J/kg Max Up Vert Vel: 25.29 m/s Conv Inhibition (B-): 145.26 J/kg Cap Strength: 2.62 C Lift Cond Lev (LCL): 730.65 mb = 2834.89 m = 9300.71 ft Lev Free Conv (LFC): 555.65 mb = 5091.00 m = 16702.54 ft Equ Level (EL): 225.65 mb = 11675.08 m = 38303.62 ft B at Equ Level: 317.25 J/kg Max Parcel Lev (MPL): 145.65 mb = 14442.18 m = 47381.91 ft Wind level data Storm motion: 112 at 6 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 ---------------------------------------------------------- 0 984 227 270 8 8.0 -0.0 | 280 14 13.9 -2.4 1 976 305 335 1 0.4 -0.9 | 297 7 6.4 -3.3 2 944 610 310 1 0.8 -0.6 | 294 7 6.7 -3.0 3 925 793 275 1 1.0 -0.1 | 290 7 6.9 -2.5 4 912 914 275 1 1.0 -0.1 | 290 7 6.9 -2.5 5 882 1219 155 4 -1.7 3.6 | 253 4 4.2 1.3 6 850 1542 160 6 -2.1 5.6 | 230 5 3.9 3.3 7 849 1552 160 6 -2.1 5.6 | 230 5 3.9 3.3 8 822 1829 170 12 -2.1 11.8 | 202 10 3.8 9.5 9 793 2134 125 12 -9.8 6.9 | 139 6 -3.9 4.5 10 765 2438 110 9 -8.5 3.1 | 106 3 -2.5 0.7 11 738 2743 110 6 -5.6 2.1 | 317 0 0.3 -0.3 12 700 3200 15 10 -2.6 -9.7 | 344 12 3.3 -12.0 13 662 3658 35 13 -7.5 -10.6 | 7 13 -1.5 -13.0 14 614 4267 80 12 -11.8 -2.1 | 53 7 -5.9 -4.4 15 569 4877 100 13 -12.8 2.3 | 89 7 -6.9 -0.1 16 500 5930 360 5 -0.0 -5.0 | 321 9 5.9 -7.4 17 489 6096 355 6 0.5 -6.0 | 322 11 6.5 -8.3 18 401 7620 240 6 5.2 3.0 | 267 11 11.1 0.6 19 400 7640 220 6 3.9 4.6 | 257 10 9.8 2.2 20 326 9144 295 17 15.4 -7.2 | 294 23 21.3 -9.6 21 300 9740 265 16 15.9 1.4 | 273 22 21.9 -1.0 22 262 10668 220 16 10.3 12.3 | 239 19 16.2 9.9 23 250 11000 200 16 5.5 15.0 | 222 17 11.4 12.7 24 200 12470 265 20 19.9 1.7 | 271 26 25.9 -0.6 25 150 14270 90 2 -2.0 0.0 | 301 5 3.9 -2.4 26 127 15240 310 4 3.1 -2.6 | 299 10 9.0 -4.9 27 100 16610 255 18 17.4 4.7 | 264 23 23.3 2.3 28 74 18288 95 8 -8.0 0.7 | 51 3 -2.0 -1.7 29 70 18620 160 10 -3.4 9.4 | 200 7 2.5 7.0 30 50 20610 245 5 4.5 2.1 | 271 10 10.5 -0.3 31 44 21336 225 15 10.6 10.6 | 244 18 16.5 8.2 32 30 23790 75 15 -14.5 -3.9 | 54 11 -8.6 -6.2 33 27 24384 80 15 -14.8 -2.6 | 61 10 -8.8 -5.0 34 20 26400 80 37 -36.4 -6.4 | 74 32 -30.5 -8.8 35 17 27432 65 41 -37.2 -17.3 | 58 37 -31.2 -19.7 36 10 30990 95 56 -55.8 4.9 | 93 50 -49.9 2.5 Wind Parameters Mean winds (0-6000m): 81.8 at 8.5 knts Storm direction: 111.8 at 6.4 knts Shear (0-3000m) pos: 1.6 neg: 2.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 66.1 deg Storm rel helicity (0-3000m) pos: 8.1 neg: -48.4 tot: -40.2 m^2/s^2 ave: -13.4 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 9.1 stream: -4.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 25.19 Bulk Shear: 12.70 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 ------------------------------------------------------------------------------- 500 298 2 293 8| 7.3 0.0 7.3| 8.0 -1.4 6.6 13.1 0.29| 8.7 2.6 1000 251 2 283 8| 3.6 2.5 6.1| 8.0 -9.6 -1.5 -1.5 -0.14| 7.5 -1.1 1500 174 3 261 6| 3.2 1.6 4.9| 8.0 -15.9 -7.9 -5.3 -0.31| 7.1 -2.2 2000 157 5 236 5| 2.4 2.5 5.0| 8.0 -35.6 -27.6 -13.8 -0.48| 8.6 -4.2 2500 142 6 222 3| 1.9 1.4 3.4| 8.0 -37.3 -29.3 -11.7 -0.49| 8.1 -4.0 3000 128 6 209 2| 1.6 2.7 4.3| 8.1 -48.4 -40.2 -13.4 -0.43| 9.1 -4.0 4000 85 8 33 4| 2.7 2.0 4.7| 44.7 -48.4 -3.7 -0.9 -0.16| 8.6 -1.4 5000 87 9 45 4| 2.5 2.1 4.6| 53.3 -60.7 -7.4 -1.5 -0.17| 8.1 -1.4 6000 82 9 35 4| 2.1 2.1 4.2| 53.6 -86.2 -32.7 -5.4 -0.26| 7.8 -2.1 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250505.12.gif