Overview Realtime Historical Map View
Heat Advisory
2026-07-19T18:00:00-05:00

* WHAT...Heat index values up to 110 expected. * WHERE...Southeast Louisiana and southern Mississippi. * WHEN...Until 6 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Mississippi River At Baton Rouge, La Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 506858.33
01-02 542500.0
01-03 518333.33
01-04 529175.0
01-05 538483.33
01-06 567945.45
01-07 581572.73
01-08 595236.36
01-09 611036.36
01-10 624127.27
01-11 621308.33
01-12 633058.33
01-13 641400.0
01-14 646933.33
01-15 653158.33
01-16 658550.0
01-17 629984.62
01-18 657775.0
01-19 631930.77
01-20 634076.92
01-21 635392.31
01-22 637730.77
01-23 650250.0
01-24 645630.77
01-25 647746.15
01-26 596600.0
01-27 600050.0
01-28 651530.77
01-29 647407.69
01-30 623171.43
01-31 618157.14
02-01 610421.43
02-02 605985.71
02-03 602600.0
02-04 602750.0
02-05 604057.14
02-06 614707.69
02-07 614507.69
02-08 614730.77
02-09 603185.71
02-10 604214.29
02-11 604707.14
02-12 611557.14
02-13 620135.71
02-14 629164.29
02-15 635985.71
02-16 641228.57
02-17 622561.54
02-18 625700.0
02-19 640953.85
02-20 652771.43
02-21 652028.57
02-22 651028.57
02-23 649485.71
02-24 652035.71
02-25 651061.54
02-26 656023.08
02-27 672692.86
02-28 679914.29
02-29 744000.0
03-01 689657.14
03-02 700007.14
03-03 711514.29
03-04 721992.86
03-05 732964.29
03-06 742492.86
03-07 750328.57
03-08 755892.86
03-09 763971.43
03-10 773221.43
03-11 782978.57
03-12 793514.29
03-13 804292.86
03-14 811157.14
03-15 822057.14
03-16 830842.86
03-17 837042.86
03-18 848750.0
03-19 844626.67
03-20 833642.86
03-21 874978.57
03-22 868761.54
03-23 858486.67
03-24 861646.67
03-25 860653.33
03-26 860246.67
03-27 856526.67
03-28 852546.67
03-29 850093.33
03-30 847013.33
03-31 828164.29
04-01 843373.33
04-02 835946.67
04-03 828253.33
04-04 822553.33
04-05 818080.0
04-06 812253.33
04-07 809573.33
04-08 813400.0
04-09 784214.29
04-10 815773.33
04-11 821220.0
04-12 849692.86
04-13 851714.29
04-14 858128.57
04-15 869269.23
04-16 873592.31
04-17 877238.46
04-18 876653.85
04-19 880384.62
04-20 882084.62
04-21 870350.0
04-22 871164.29
04-23 869900.0
04-24 868378.57
04-25 853876.92
04-26 869264.29
04-27 867200.0
04-28 863428.57
04-29 856600.0
04-30 865684.62
05-01 847513.33
05-02 856021.43
05-03 851842.86
05-04 848914.29
05-05 843326.67
05-06 844620.0
05-07 845806.67
05-08 850835.71
05-09 858153.33
05-10 858142.86
05-11 871513.33
05-12 873100.0
05-13 873920.0
05-14 865742.86
05-15 867964.29
05-16 866278.57
05-17 866950.0
05-18 871866.67
05-19 869186.67
05-20 865014.29
05-21 867313.33
05-22 864733.33
05-23 862640.0
05-24 857253.33
05-25 849993.33
05-26 845766.67
05-27 841866.67
05-28 838073.33
05-29 835413.33
05-30 821728.57
05-31 817435.71
06-01 811528.57
06-02 806757.14
06-03 815673.33
06-04 810786.67
06-05 812835.71
06-06 807992.86
06-07 795320.0
06-08 789640.0
06-09 783600.0
06-10 779593.33
06-11 774920.0
06-12 762150.0
06-13 757721.43
06-14 752992.86
06-15 755673.33
06-16 749373.33
06-17 779664.29
06-18 771750.0
06-19 778469.23
06-20 771384.62
06-21 763700.0
06-22 755953.85
06-23 747446.15
06-24 734484.62
06-25 725769.23
06-26 714253.85
06-27 668200.0
06-28 659000.0
06-29 647742.86
06-30 640542.86
07-01 634964.29
07-02 628850.0
07-03 624542.86
07-04 621700.0
07-05 608453.33
07-06 609220.0
07-07 620585.71
07-08 622207.14
07-09 621742.86
07-10 610326.67
07-11 609800.0
07-12 578400.0
07-13 561621.43
07-14 611633.33
07-15 607986.67
07-16 607692.86
07-17 602180.0
07-18 595666.67
07-19 590793.33
07-20 586264.29
07-21 579514.29
07-22 572307.14
07-23 565592.86
07-24 558928.57
07-25 550464.29
07-26 545821.43
07-27 540278.57
07-28 535092.86
07-29 527492.86
07-30 518885.71
07-31 509964.29
08-01 472783.33
08-02 440438.46
08-03 432623.08
08-04 423846.15
08-05 415769.23
08-06 455464.29
08-07 450021.43
08-08 402061.54
08-09 398007.69
08-10 393823.08
08-11 429007.14
08-12 426207.14
08-13 426214.29
08-14 416392.86
08-15 405900.0
08-16 378723.08
08-17 372761.54
08-18 345358.33
08-19 363176.92
08-20 362500.0
08-21 359692.31
08-22 352658.33
08-23 367107.14
08-24 355423.08
08-25 355146.15
08-26 363557.14
08-27 359585.71
08-28 370330.77
08-29 364223.08
08-30 364746.15
08-31 345216.67
09-01 350523.08
09-02 346992.31
09-03 344046.15
09-04 343546.15
09-05 341523.08
09-06 325657.14
09-07 320221.43
09-08 317028.57
09-09 313085.71
09-10 311064.29
09-11 309257.14
09-12 308407.14
09-13 307185.71
09-14 307635.71
09-15 307207.14
09-16 306442.86
09-17 304464.29
09-18 303357.14
09-19 300914.29
09-20 299264.29
09-21 298978.57
09-22 301915.38
09-23 298257.14
09-24 298730.77
09-25 301223.08
09-26 303092.31
09-27 303607.69
09-28 300807.14
09-29 302650.0
09-30 309730.77
10-01 277083.33
10-02 269576.92
10-03 270030.77
10-04 271361.54
10-05 298064.29
10-06 295257.14
10-07 291378.57
10-08 289700.0
10-09 285457.14
10-10 286435.71
10-11 287264.29
10-12 288764.29
10-13 288850.0
10-14 290261.54
10-15 302938.46
10-16 271430.77
10-17 306269.23
10-18 303407.14
10-19 304350.0
10-20 302807.14
10-21 285391.67
10-22 302700.0
10-23 305785.71
10-24 304357.14
10-25 319738.46
10-26 309571.43
10-27 312007.14
10-28 296807.69
10-29 312257.14
10-30 307685.71
10-31 306514.29
11-01 320423.08
11-02 326725.0
11-03 311135.71
11-04 314600.0
11-05 318821.43
11-06 297961.54
11-07 302623.08
11-08 305476.92
11-09 309992.31
11-10 314138.46
11-11 318584.62
11-12 320207.69
11-13 336366.67
11-14 350007.14
11-15 353492.31
11-16 346578.57
11-17 343200.0
11-18 340215.38
11-19 338446.15
11-20 337169.23
11-21 338514.29
11-22 348546.15
11-23 336257.14
11-24 330707.69
11-25 333569.23
11-26 340285.71
11-27 346107.14
11-28 336323.08
11-29 354350.0
11-30 358335.71
12-01 362550.0
12-02 366264.29
12-03 367150.0
12-04 370885.71
12-05 374542.86
12-06 385961.54
12-07 381064.29
12-08 385085.71
12-09 390114.29
12-10 393742.86
12-11 396992.86
12-12 402364.29
12-13 408942.86
12-14 385592.31
12-15 411441.67
12-16 404515.38
12-17 448561.54
12-18 456884.62
12-19 464000.0
12-20 442333.33
12-21 447883.33
12-22 476553.85
12-23 477484.62
12-24 478769.23
12-25 480492.31
12-26 481453.85
12-27 499483.33
12-28 500758.33
12-29 474718.18
12-30 503658.33
12-31 504433.33

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index