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Record W191482471

Pre-1880 Illinois Weather Events Gleaned from Newspapers

2007· article· en· W191482471 on OpenAlexaboutno aff
Wayne M. Wendland

Bibliographic record

VenueJournal of the Illinois State Historical Society · 2007
Typearticle
Languageen
FieldSocial Sciences
TopicArchaeology and Natural History
Canadian institutionsnot available
Fundersnot available
KeywordsGlacierClimate changePeriod (music)Flooding (psychology)ClimatologyGeographyHistoryPhysical geographyGeologyOceanography
DOInot available

Abstract

fetched live from OpenAlex

We often hear that the more things change, the more they stay the same. A quick check on Google shows that that statement has been applied to virtually all-human endeavors at one time or another. Although day-to-day weather often seems to average out with time, the longer-term ice ages and warm/cold and wet/dry episodes of the past rather clearly demonstrate that climate exhibits dramatic changes over decades, centuries, and longer. Twelve thousand years ago Lake County was covered by the southern extremities of the Laurentide Ice Sheet, a glacier that covered all of Canada and parts of north-central and northeastern United States. That presence certainly reflected a dramatically different atmospheric environment than those areas experience today. The large glacier made its own climate and that of the peripheral area. The period between roughly 8,000 and 5,000 years ago is an example of the other extreme, when world-wide temperatures were several degrees warmer than today, demonstrated by less permanent ice on land masses, higher sea level, and a redistribution of natural vegetation. In more recent times, recall the following shorter-term episodes. The snow-plagued Illinois winters of 1976-77, 1977-78 and 1982-83, the spring and summer drought and attendant crop failures in 1988, the persistent and heavy rainfall and attendant flooding during the summer of 1993, and the disastrous hurricane season of 2005. These were substantial extremes, but prompts the question as to whether they represent a change. Illinois weather during recent centuries behaved as erratically as in the long-ago and recent few years. Weather information of various types has been observed and recorded for several hundred years; however, early material (prior to systematic observations by trained observers) is generally restricted to non-quantitative, discontinuous or sporadic commentaries collected on an ad hoc basis and recorded in personal diaries, letters, and so on. In Illinois, systematic daily observations under the direction of the Smithsonian Institution, the Army Signal Corps and/or the U.S. Weather Bureau (USWB), now the National Weather Service (NWS), are only extant from seven sites prior to 1870, with another ten beginning during the 1870s, 97 more in the 1880s and an additional 70 in the 1890s.2 These ca. 200 NWS Cooperative sites today record maximum and minimum daily temperatures, daily precipitation, snowfall and snow on the ground. Twenty-four hour continuous weather observations are currently taken by the NWS in Illinois at the Springfield, Moline, Peoria, Rockford, Chicago O'Hare and Midway airports. In addition, the Federal Aviation Authority records hourly weather observations (generally 12-16 hours per day) at several additional airports about the state. Hourly data include cloud type, amount and height above the surface, visibility, obstructions to visibility type and amount of precipitation, atmospheric pressure, temperature, dew point, and wind direction and speed. Prior to these systematic observations, little is known and certainly less freely available. Two examples of early, discontinuous snapshots of weather at specific locations include journal comments from the Lewis and Clark Expedition while in Illinois: 12 November 1803, on the Ohio River adjacent Ft. Massac: Rain shortly after sunrise, continuing until mid -afternoon. River very low making canoe traffic difficult. Used horses to pull boats over exposed gravel. 15 November 1803, near confluence of Ohio and Mississippi Rivers: Overcast skies prevented latitude measurements. Ohio and Mississippi Rivers 28 November 1803, on the Mississippi opposite mouth of the Kaskaskia: Morning is smokey (misty). 5 December 1803, adjacent present-day Jefferson Co. MO: Sufficient water volume to power a mill. 7 December 1803, adjacent present-day St Louis Co. MO: Dark, rainy morning. Rained all night. Hard northeasterly wind-against us all day. …

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.002
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.429
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0020.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.001
Bibliometrics0.0000.000
Science and technology studies0.0010.001
Scholarly communication0.0000.000
Open science0.0010.000
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.015
GPT teacher head0.266
Teacher spread0.251 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designNot applicable
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2007
Admission routes1
Has abstractyes

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